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Data Centers & Crypto Mining in California (2026)

272 rules on the books across California, 141 cities and counties. Select a rule to read the full details.

Severity: Few Restrictions · Light Restrictions · Some Restrictions · Significant Restrictions · Heavy Restrictions

Data Center Zoning & Siting

Where data centers may be built, including the zoning districts that allow them, conditional-use-permit requirements, residential setback and buffer distances, and lot-size or acreage minimums.

Anaheim

Heavy Restrictions

Anaheim's Zoning Code has no data-center use class. Because the Industrial (I) zone's Table 10-A doesn't list them and…

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Menifee

Heavy Restrictions

Menifee has no data-center ordinance and no "data center" use in its Development Code. Because the city's use table…

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Bakersfield

Significant Restrictions

Bakersfield has no dedicated data center ordinance. A data center is an industrial use sited in the M-1, M-2, or M-3…

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Buena Park

Significant Restrictions

Buena Park's zoning code names no data-center use. Under Table 19.512.010 a server building classed as research…

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Burbank

Significant Restrictions

Burbank has no data-center ordinance and no "data center" use in its Zoning Code. A data center sites in the M-1 or M-2…

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Butte County

Significant Restrictions

Butte County has no dedicated data-center ordinance. In the unincorporated county a server facility is an industrial…

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Compton

Significant Restrictions

Compton has no data-center ordinance and no "data center" use category. Data centers site in the city's industrial…

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Costa Mesa

Significant Restrictions

Costa Mesa has no data-center use in its Land Use Matrix. Server facilities locate in the MG and MP industrial zones…

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Cupertino

Significant Restrictions

Cupertino has no data-center ordinance and no "data center" use in Table 19.64.020. A server facility fits the ML light…

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Downey

Significant Restrictions

The City of Downey has no data-center ordinance and no "data center" use category. Data centers site in the M-1 and M-2…

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El Dorado County

Significant Restrictions

El Dorado County has no data-center ordinance. In unincorporated areas a data center is an industrial use the Planning…

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Elk Grove

Significant Restrictions

Elk Grove has no data-center ordinance and no "data center" use category. Data centers locate in the industrial zones…

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Fillmore

Significant Restrictions

Fillmore has no data-center ordinance. Data centers fit the MPD manufacturing/industrial zone, where "computer data"…

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Folsom

Significant Restrictions

The City of Folsom has no data-center use category and no dedicated ordinance. Data centers locate in the M-1, M-2, and…

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Fontana

Significant Restrictions

Fontana has no data-center use category. A data center locates in the M-1 Light Industrial or M-2 Heavy Industrial…

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Hayward

Significant Restrictions

The City of Hayward regulates data centers directly. An April 2026 code amendment created a specific data-center use…

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Humboldt County

Significant Restrictions

Humboldt County has no dedicated data center ordinance. In the unincorporated county a data center is an industrial use…

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Imperial County

Significant Restrictions

Imperial County's zoning code names data centers directly: allowed by right in the M-1, M-2, and M-3 industrial zones…

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Irvine

Significant Restrictions

The City of Irvine has no data-center ordinance and no "data center" use category. Data centers locate in the IBC…

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Lodi

Significant Restrictions

The City of Lodi has no data-center ordinance and no "data center" use in its Development Code. A data center locates…

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Los Angeles County

Significant Restrictions

Unincorporated Los Angeles County has no data-center-specific zoning. Title 22 does not define or regulate data…

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Madera County

Significant Restrictions

Madera County has no dedicated data center ordinance. In unincorporated areas a data center is an industrial use, sited…

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Marin County

Significant Restrictions

Marin County has no data center ordinance, and its unincorporated land is overwhelmingly residential, agricultural, and…

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Oxnard

Significant Restrictions

Oxnard's Zoning Code has no data-center use. A data center locates in an industrial zone - C-M, BRP, M-L, M-1, or M-2…

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Palm Springs

Significant Restrictions

The City of Palm Springs has no data-center ordinance and no "data center" use category. Data centers site in the M-1…

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Placer County

Significant Restrictions

Placer County has no dedicated data center ordinance. In unincorporated areas a data center is an industrial use, sited…

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Pleasanton

Significant Restrictions

Pleasanton treats data centers as an innovation-based business use, requiring a conditional use permit and design…

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Port Hueneme

Significant Restrictions

Port Hueneme has no data-center ordinance and no data-center use. Industrial land is the M-1 Light Industrial and M-PR…

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Roseville

Significant Restrictions

Roseville has no dedicated data-center ordinance. Under Title 19 a data center is classified as a Specialized…

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Salinas

Significant Restrictions

The City of Salinas has its own Zoning Code and no data-center use category. Data centers locate in the IGC, IBP, and…

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San Benito County

Significant Restrictions

San Benito County has no data-center ordinance. A data center is treated as a light industrial facility, allowed in the…

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San Diego County

Significant Restrictions

In unincorporated San Diego County, a large data center is classified as "Major Impact Services and Utilities" and…

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San Jose

Significant Restrictions

San Jose requires a discretionary Special Use Permit for data centers in all five industrial zoning districts and a…

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San Luis Obispo County

Significant Restrictions

San Luis Obispo County has no data-center-specific ordinance. A data center is treated as an industrial use in the…

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Santa Ana

Significant Restrictions

Santa Ana names "data center uses" as a conditional use in its M1 (Light Industrial) district under Municipal Code Sec…

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Santa Clara

Significant Restrictions

Santa Clara names "Data Centers" as a defined land use in its Zoning Code. They are allowed in the office and…

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Santa Clarita

Significant Restrictions

The City of Santa Clarita has no data-center ordinance and no "data center" use type in its Unified Development Code…

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Santa Cruz County

Significant Restrictions

Santa Cruz County has no dedicated data-center ordinance. On unincorporated land a data center is regulated only as an…

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Santa Monica

Significant Restrictions

Santa Monica classifies a data center as a Communication Facility, Equipment within Buildings - indoor space holding…

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Sunnyvale

Significant Restrictions

Sunnyvale has no "data center" use category. A data center locates in the M-S and M-3 industrial districts, classified…

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Thousand Oaks

Significant Restrictions

Thousand Oaks has no data-center ordinance and no data-center use category. Data centers locate in the M-1 Industrial…

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Turlock

Significant Restrictions

Turlock has no data-center ordinance and no "data center" use classification. Server facilities go in the I-BP Business…

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Alameda

Some Restrictions

The City of Alameda has no data-center ordinance and no data-center use category. Server facilities are classified into…

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Alhambra

Some Restrictions

Alhambra prohibits data centers citywide. Ordinance O2M26-4863, adopted June 22, 2026, created a Data Centers use…

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Apple Valley

Some Restrictions

The Town of Apple Valley has no data-center ordinance and no listed data-center use. A server facility lands in the I-P…

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Bellflower

Some Restrictions

Bellflower has no data-center ordinance and no "data center" use category. The city has one industrial zone, M-1 Light…

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Bishop

Some Restrictions

Bishop has no data-center ordinance and no "data center" use. Server buildings go in the M-1 General Industrial…

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Chino Hills

Some Restrictions

Chino Hills has no data-center ordinance and no data center use in its Land Use Matrix. A server facility fits the…

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Citrus Heights

Some Restrictions

Citrus Heights has no data-center ordinance and no "data center" use category. A data center fits the MP…

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Daly City

Some Restrictions

Daly City has no data-center ordinance and no "data center" use in its zoning code. A data center lands in the M…

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Davis

Some Restrictions

Davis names no data-center use. A data center fits the Industrial (I) district by right as a research, laboratory, or…

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Eastvale

Some Restrictions

Eastvale has no data-center ordinance and no "data center" use in its zoning code. Its use matrix is closed - anything…

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El Monte

Some Restrictions

El Monte has no data-center ordinance and no "data center" use category. Data centers locate in the M-1 (Light…

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Escondido

Some Restrictions

Escondido has no data-center ordinance and no "data center" use category. Under Zoning Code Table 33-564, a data center…

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Fresno County

Some Restrictions

Fresno County has no dedicated data center ordinance. In unincorporated areas a data center is treated as an industrial…

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Glendale

Some Restrictions

Glendale has no data-center ordinance and no "data center" use in its Zoning Code. Data centers site in the IND…

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Glenn County

Some Restrictions

Glenn County has no dedicated data-center ordinance. In unincorporated areas a data center is an industrial use…

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Huntington Beach

Some Restrictions

Huntington Beach has no "data center" use category. A server facility is classified as an industrial use or a…

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Jurupa Valley

Some Restrictions

Jurupa Valley has no data-center ordinance and no data center use category. Server facilities locate in the I-P, M-SC…

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Lake County

Some Restrictions

Lake County has no dedicated data center ordinance. In the unincorporated Clear Lake region a data center is treated as…

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Lakewood

Some Restrictions

Lakewood has no data-center ordinance and no "data center" definition in its zoning code. A server facility is sited in…

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Lancaster

Some Restrictions

Lancaster has no data-center ordinance and no "data center" use in its Industrial Zones Uses Matrix. Server farms land…

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Los Angeles

Some Restrictions

The City of Los Angeles has no zoning-code definition for data centers. They are reviewed under existing industrial…

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Merced

Some Restrictions

The City of Merced has no data-center ordinance and no "data center" use category. A data center lands in the I-L or…

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Monterey County

Some Restrictions

Monterey County has no dedicated data-center ordinance. A data center is regulated only as a general industrial use: it…

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Moorpark

Some Restrictions

The City of Moorpark has its own adopted Title 17 zoning code and no data-center use category. A data center sites in…

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Nevada County

Some Restrictions

Nevada County has no data-center-specific ordinance. A data center is treated as an industrial use and belongs in the…

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Norwalk

Some Restrictions

Norwalk's Municipal Code names no data center use. Table 17-A allows Light Industrial by right in the M-1 and M-2…

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Orange

Some Restrictions

The City of Orange has no data-center ordinance and no "data center" use category. A data center is sited in the M-1…

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Orange County

Some Restrictions

In unincorporated Orange County, data centers are not a listed use in the M1 "Light Industrial" district, so they can…

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Palmdale

Some Restrictions

Palmdale has no data-center ordinance and no "data center" use in its 2023 Title 17 zoning code. A server facility is…

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Pasadena

Some Restrictions

Pasadena's zoning code has no data-center use category. A proposal is classified case-by-case into the closest existing…

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Riverside

Some Restrictions

The City of Riverside has no dedicated data-center ordinance. Title 19 does not list data centers, so the Community &…

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San Francisco

Some Restrictions

San Francisco is one of few cities with a dedicated data-center land-use rule. The Planning Code treats a data center…

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San Joaquin County

Some Restrictions

San Joaquin County has no dedicated data center ordinance. In unincorporated areas a data center is treated as an…

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San Leandro

Some Restrictions

San Leandro has no data-center ordinance and no "data center" use category. A server or colocation facility is…

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San Mateo

Some Restrictions

The City of San Mateo has no data-center ordinance and no data-center use category. Data centers land in M1…

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Santa Barbara County

Some Restrictions

Santa Barbara County has no data-center-specific ordinance. A data center is treated as an industrial use, belonging in…

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Santa Clara County

Some Restrictions

Unincorporated Santa Clara County has no data-center zoning classification. A data center is treated as an industrial…

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Shasta County

Some Restrictions

Shasta County has no dedicated data-center ordinance. In unincorporated areas a data center is treated as an industrial…

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Solano County

Some Restrictions

Solano County has no dedicated data center ordinance. In the unincorporated county, a data center is treated as an…

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Sonoma County

Some Restrictions

Unincorporated Sonoma County has no dedicated data-center ordinance, and Permit Sonoma's official position is that AI…

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Tehama County

Some Restrictions

Tehama County has no dedicated data-center ordinance. In the unincorporated county a server facility is an industrial…

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Temecula

Some Restrictions

The City of Temecula has its own Development Code and no dedicated data-center ordinance. But Table 17.08.030 lists…

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Torrance

Some Restrictions

The City of Torrance has no data-center ordinance and no "data center" use category. Its zoning code lists permitted…

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Vallejo

Some Restrictions

Vallejo defines "equipment within buildings" as indoor facilities holding communication equipment and computer servers…

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Ventura County

Some Restrictions

Ventura County has no data-center-specific ordinance. A data center belongs in the industrial zones, M-1 Industrial…

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Victorville

Some Restrictions

Victorville has no data-center ordinance and no "data center" use category. A data center locates in the City's…

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Yuba City

Some Restrictions

Yuba City has no data-center ordinance and no "data center" use category. Servers land in the M-1 Light Industrial or…

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Yuba County

Some Restrictions

Yuba County has no data-center-specific ordinance. In unincorporated areas a data center is an industrial use…

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Bostonia

Light Restrictions

Bostonia is an unincorporated census-designated place with no city council, no city zoning code, and no city noise…

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Chula Vista

Light Restrictions

Chula Vista has no data-center ordinance and no "data center" use category. Data centers locate in the I-L, I-R, and I…

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Clovis

Light Restrictions

Clovis regulates data centers under its own Development Code, not Fresno County's. The closest use, "Data Processing…

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Colusa County

Light Restrictions

Colusa County has no dedicated data-center ordinance. In unincorporated areas a server facility is an industrial use…

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Corona

Light Restrictions

Corona has no data-center ordinance and no "data center" use category. Data centers site in the M-1, M-2, M-3, and M-4…

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Dublin

Light Restrictions

Dublin has no data-center ordinance and no data-center use type. A server building is classified as Industrial-Light in…

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Fremont

Light Restrictions

Fremont has no dedicated data-center ordinance. A data center is classified as "data processing and hosting" within the…

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Long Beach

Light Restrictions

Long Beach's Table 15-5 permitted-use table lists 'Data center' as a 'Y' use, 'Yes, the use is permitted', in both…

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Murrieta

Light Restrictions

Murrieta has no data-center ordinance and no "data center" use in its Development Code. Under Table 16.12-1 a data…

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Newport Beach

Light Restrictions

Newport Beach has no data-center ordinance and no "data center" use category. The city's only industrial district, IG…

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Santa Barbara

Light Restrictions

The City of Santa Barbara has no data-center ordinance and no data center use classification. A server facility is…

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Alameda County

Few Restrictions

Alameda County has no dedicated data-center ordinance. A data center is regulated only through general industrial…

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Baldwin Park

Few Restrictions

Baldwin Park has no data-center ordinance and no "data center" use in Table 153.050.020. A server facility is sited in…

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Camarillo

Few Restrictions

The City of Camarillo has no data-center ordinance and no "data center" use category. A data center is sited in the M-1…

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Carlsbad

Few Restrictions

Carlsbad has no data-center ordinance and no "data center" use. Data centers fall under existing computer and…

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El Cajon

Few Restrictions

The City of El Cajon names data centers directly. Its Municipal Code lists "Data storage facilities and server rooms…

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Fresno

Few Restrictions

The City of Fresno has no data-center ordinance and no "data center" use category. Data centers site in the IL Light…

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Galt

Few Restrictions

The City of Galt has no data-center ordinance and no "data center" use category. Data centers locate in the two…

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Garden Grove

Few Restrictions

Garden Grove has no data-center ordinance and no data-center use in its Land Use Matrix. A data center sites in the M-1…

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Inglewood

Few Restrictions

The City of Inglewood has no data-center ordinance and no "data center" use category. Data centers locate in the M-1…

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Kern County

Few Restrictions

Kern County has no dedicated data center ordinance. In unincorporated areas a data center is an industrial use, sited…

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Kings County

Few Restrictions

Kings County has no dedicated data center ordinance. In unincorporated areas a data center is an industrial use, sited…

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Livermore

Few Restrictions

Livermore has no data-center ordinance and no "data center" use category. Data centers locate in the I-2 (light…

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Merced County

Few Restrictions

Merced County has no dedicated data center ordinance. In unincorporated areas a data center is treated as an industrial…

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Moreno Valley

Few Restrictions

The City of Moreno Valley has no data-center ordinance and no "data center" use category. Data centers locate in the…

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Mountain View

Few Restrictions

Mountain View's Zoning Ordinance names "data center" as a distinct use, permitted by right in the Limited Industrial…

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Oakland

Few Restrictions

Oakland has no dedicated data-center ordinance and no "data center" use classification. A data center is treated as a…

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Oceanside

Few Restrictions

Oceanside has no data-center use category. A data center sites in the IL, IG, or IP industrial districts as a…

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Ontario

Few Restrictions

Ontario expressly lists "Data Processing, Hosting and Related Services" as a land use. It is permitted by right in all…

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Palo Alto

Few Restrictions

The City of Palo Alto has no data-center use classification. A server facility is classified into the nearest use…

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Pomona

Few Restrictions

Pomona has no data-center ordinance, but its Zoning Ordinance lists "data processing" as a by-right permitted use in…

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Rancho Cordova

Few Restrictions

Rancho Cordova has no data-center ordinance and no named data-center use. Data centers locate in the city's M-1…

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Rancho Cucamonga

Few Restrictions

The City of Rancho Cucamonga has no data-center use category in its Development Code. A data center locates in the…

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Rialto

Few Restrictions

Rialto has no data-center ordinance and no data-center use category. Data centers site in the M-1 light manufacturing…

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Sacramento

Few Restrictions

The City of Sacramento has no data-center ordinance and no "data center" use category. Data centers locate in the M-1…

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San Bernardino

Few Restrictions

The City of San Bernardino has no data-center use category. A data center locates in its industrial zones - OIP, IL…

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San Diego

Few Restrictions

The City of San Diego has no data-center ordinance and no "data center" use category. Data centers locate in the…

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Sonora

Few Restrictions

The City of Sonora has no data-center ordinance and no data-center use category. A data center is an industrial use…

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Stanislaus County

Few Restrictions

Stanislaus County has no dedicated data center ordinance. In unincorporated areas a data center is an industrial use…

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Stockton

Few Restrictions

Stockton has no dedicated data center ordinance and no data center line in Table 2-2. A data center is an industrial…

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Sutter County

Few Restrictions

Sutter County has no dedicated data-center ordinance. In unincorporated areas a data center is an industrial use…

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Tulare County

Few Restrictions

Tulare County has no dedicated data center ordinance. In unincorporated areas a data center is an industrial use, sited…

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Ventura

Few Restrictions

The City of Ventura has no data-center ordinance and no data-center use type. Data centers locate in the M-1 limited…

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West Covina

Few Restrictions

West Covina has no data-center use category. A data center sites in the M-1 Manufacturing zone as an industrial and…

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Yolo County

Few Restrictions

Yolo County has no dedicated data center ordinance, but its zoning code lists 'data storage and computer operations' as…

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Data Center Noise Limits

Decibel caps on data-center cooling and backup-generator noise at the property line, how and when noise is measured, tighter nighttime limits, and how communities enforce them against continuous hum.

Salinas

Heavy Restrictions

The City of Salinas sets no numeric decibel limits. Its noise ordinance, Municipal Code Sec. 5-12.02, is…

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Apple Valley

Significant Restrictions

Apple Valley caps exterior noise at the receiving property: 50 dBA daytime and 40 dBA overnight at single-family homes…

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Bakersfield

Significant Restrictions

Bakersfield sets no numeric decibel cap at the property line for cooling equipment or generators. Its noise ordinance…

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Humboldt County

Significant Restrictions

Humboldt County has no data-center or standalone noise ordinance. A facility's cooling and generators are held to the…

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Rialto

Significant Restrictions

Rialto's noise ordinance, Municipal Code Chapter 9.50, sets no decibel limits. It bans plainly audible and unreasonably…

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San Diego County

Significant Restrictions

San Diego County caps one-hour average sound at the receiving property line: 50 dB(A) daytime and 45 dB(A) at night for…

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Sunnyvale

Significant Restrictions

Sunnyvale caps operational noise under Municipal Code Sec. 19.42.030. At an adjacent single-family or duplex property…

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Temecula

Significant Restrictions

Temecula's noise ordinance, Municipal Code Chapter 9.20, caps exterior sound at the receiving property: 65 dBA at homes…

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Alameda

Some Restrictions

Municipal Code Section 4-10.4 caps exterior noise at a receiving home at 55 dB(A) daytime and 50 dB(A) at night for…

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Alhambra

Some Restrictions

Alhambra caps noise received on someone else's property at 55 dBA in the Residential Noise Zone, 60 dBA in Mixed Use…

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Anaheim

Some Restrictions

Anaheim caps sound from any premises at 60 dBA on the A-scale, measured at any point on the property line for noise…

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Berkeley

Some Restrictions

Berkeley sets its noise limit by the zone of the property receiving the sound, not the source. A West Berkeley data…

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Bishop

Some Restrictions

Bishop sets no decibel limit. Municipal Code Chapter 8.12 bans any loud, unnecessary or unusual noise that injures or…

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Buena Park

Some Restrictions

Buena Park adopts the Orange County noise control ordinance by reference in Municipal Code Chapter 8.28. Exterior noise…

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Burbank

Some Restrictions

Burbank sets noise by an ambient-plus-five rule. Municipal Code Section 9-3-208 bars machinery, fans, and air…

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Butte County

Some Restrictions

Unlike many rural counties, Butte County has a codified Noise Control Ordinance. Section 41A-7 caps noise at sensitive…

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Camarillo

Some Restrictions

Camarillo's noise ordinance, Chapter 10.34, caps sound at the receptor property line using the ambient level plus an…

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Carlsbad

Some Restrictions

Carlsbad's Chapter 8.48 Noise ordinance covers only construction hours, not stationary equipment. Instead, the P-M…

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Chino Hills

Some Restrictions

Chino Hills caps exterior noise at the receiving property under Municipal Code Section 16.48.020: 60 dBA day and 45 dBA…

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Chula Vista

Some Restrictions

Chula Vista caps industrial noise at the property line: 70 dB(A) any time for I-L and I-R light industry, 80 dB(A) for…

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Citrus Heights

Some Restrictions

Citrus Heights caps stationary mechanical equipment - including cooling towers and compressors - at 60 dBA at a…

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Clovis

Some Restrictions

Clovis caps exterior noise at the property line under Municipal Code §9.22.080: 70 dBA day and night on industrial…

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Colusa County

Some Restrictions

Colusa County caps noise at 50 dBA at night and 55 dBA daytime at the nearest home's property line under its noise…

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Compton

Some Restrictions

Compton controls data-center noise two ways. Zoning performance standard Section 30-24.6 caps any discrete noise source…

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Contra Costa County

Some Restrictions

Contra Costa County has no codified decibel ordinance for stationary sources. A data center's cooling and generators…

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Costa Mesa

Some Restrictions

Costa Mesa caps exterior noise at 55 dB(A) from 7 a.m. to 11 p.m. and 50 dB(A) overnight, measured on the affected…

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Cupertino

Some Restrictions

Two Cupertino rules bind cooling and generator noise. Zoning Section 19.72.050 caps industrial sound at 65 dB day and…

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Daly City

Some Restrictions

Daly City's Municipal Code sets no decibel limit for a data center. Chapter 9.22 bars noise heard beyond your property…

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Davis

Some Restrictions

Davis caps sound at the complainant's property plane under Municipal Code Section 24.02.020: 55 dBA daytime and 50 dBA…

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Downey

Some Restrictions

Downey caps steady noise at the property boundary: 70 db(A) any hour on manufacturing land, 65 db(A) commercial, and 55…

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Dublin

Some Restrictions

Dublin sets no decibel limit by ordinance. Municipal Code Chapter 5.28 bans unreasonable noise as a misdemeanor. The…

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Eastvale

Some Restrictions

Eastvale caps exterior sound at 55 dB Lmax day and 45 dB at night on residential property, and 75 dB on light…

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El Cajon

Some Restrictions

El Cajon sets its own decibel limits in Municipal Code Section 17.115.130. On C-M and industrial land the one-hour…

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El Dorado County

Some Restrictions

El Dorado County's General Plan Noise Element (Policy 6.5.1.7, Table 6-2) caps noise from stationary sources at a…

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El Monte

Some Restrictions

El Monte caps property-line noise by zone under Municipal Code Chapter 8.36: 50 dBA day and 45 dBA night at…

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Elk Grove

Some Restrictions

Elk Grove caps exterior noise at 55 dBA daytime (7 a.m.-10 p.m.) and 45 dBA overnight (10 p.m.-7 a.m.) at a residential…

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Escondido

Some Restrictions

Escondido caps one-hour average sound at the property line under Municipal Code Sec. 17-229: 50 dB day and 45 dB night…

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Fillmore

Some Restrictions

Fillmore's zoning code caps exterior noise at the property line: 68 dBA daytime (7 a.m.-7 p.m.), 50 dBA evening (7-10…

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Folsom

Some Restrictions

Folsom caps exterior noise at any affected residence, not the source's own property line. Under Municipal Code Section…

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Fontana

Some Restrictions

Fontana sets no numeric dBA property-line limit. Its noise ordinance, FMC Sections 18-62 and 18-63, bans loud…

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Fremont

Some Restrictions

Fremont's general noise ordinance (Chapter 9.25) exempts industrial districts, so data-center noise is capped by the…

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Fresno

Some Restrictions

The City of Fresno's own Noise Ordinance (Municipal Code Chapter 10, Article 1) sets sound levels by district: 60 dBA…

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Galt

Some Restrictions

The City of Galt caps exterior noise at the affected property: 50 dB(A) daytime and 45 dB(A) nighttime hourly Leq, with…

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Garden Grove

Some Restrictions

Garden Grove sets ambient base noise limits by land use: 55 dB(A) daytime and 50 dB(A) overnight at residential…

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Glendale

Some Restrictions

Glendale caps exterior noise at the property line under Municipal Code Chapter 8.36. Section 8.36.040 sets 55 dBA…

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Glenn County

Some Restrictions

Unlike many rural counties, Glenn County has an adopted numeric noise standard. Data-center cooling and generators may…

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Hayward

Some Restrictions

The City of Hayward caps noise at the property plane at 70 dB(A) daytime (7 a.m.-9 p.m.) and 60 dB(A) at night (9…

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Huntington Beach

Some Restrictions

Municipal Code Chapter 8.40 caps exterior noise measured at the receiving property. At a home the limit is 55 dB(A) day…

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Inglewood

Some Restrictions

Inglewood caps sound at the property line using base ambient levels: residential 45 dB(A) overnight and 55 dB(A)…

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Irvine

Some Restrictions

Irvine caps stationary-source noise at the receiving property. At homes (Noise Zone 1), exterior noise cannot exceed 55…

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Jurupa Valley

Some Restrictions

Jurupa Valley enforces its own noise chapter, Municipal Code Chapter 11.05, capping exterior sound at 55 dBA daytime…

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Kern County

Some Restrictions

Kern County's Zoning Ordinance caps stationary commercial and industrial noise at 65 dB Ldn measured at the nearest…

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Kings County

Some Restrictions

Kings County's 2035 General Plan Noise Element caps stationary (non-transportation) noise at a home at 55 dBA daytime…

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Lake County

Some Restrictions

Lake County's zoning performance standards (Article 41, Section 41.11, Table 11.1) cap noise received at a residential…

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Lancaster

Some Restrictions

Lancaster sets no decibel limit. Chapter 8.24 bans unnecessary noise that is physically annoying to persons of ordinary…

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Livermore

Some Restrictions

Livermore sets data-center noise through two codes. Industrial performance standards cap ambient noise at 75 dB(A)…

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Lodi

Some Restrictions

The City of Lodi sets no fixed decibel table for data centers. Municipal Code Chapter 9.24 bars any loud or unnecessary…

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Long Beach

Some Restrictions

Long Beach caps exterior noise at the receiving property line under Municipal Code Chapter 8.80. Table A in Section…

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Los Angeles

Some Restrictions

Data-center cooling and refrigeration equipment in Los Angeles may not raise noise more than 5 dBA above the ambient…

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Madera County

Some Restrictions

Madera County holds stationary noise from data-center cooling and generators to its General Plan Noise Element: 50 dB…

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Marin County

Some Restrictions

Marin County caps new stationary-source noise at 50 dBA Leq daytime and 45 dBA Leq at night, measured at the property…

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Merced County

Some Restrictions

Merced County's Zoning Code performance standards cap mechanical-equipment noise at any property line at 65 dBA Ldn (75…

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Monterey County

Some Restrictions

Monterey County Code Chapter 10.60 bars any machine or device producing more than 70 dBA measured 50 feet or more from…

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Moorpark

Some Restrictions

The City of Moorpark's own noise ordinance, Municipal Code § 17.53.080, caps exterior sound at the receiving property…

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Moreno Valley

Some Restrictions

Moreno Valley's noise ordinance caps nonimpulsive sound at the property line and, unlike Riverside County, expressly…

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Mountain View

Some Restrictions

Mountain View does not set numeric decibel limits. Its Noise Control ordinance, City Code Chapter 10, Article 13…

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Murrieta

Some Restrictions

Murrieta's noise ordinance, Development Code Section 16.30.090, caps exterior noise at the receiving property: 45 dB…

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Napa County

Some Restrictions

Napa County caps exterior noise at 45 dBA at night and 50 dBA by day at a neighboring rural home's property line, under…

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Nevada County

Some Restrictions

Nevada County's General Plan Noise Element (Policy 9.1.2, Table 9.1) sets the noise ceiling. Data-center cooling and…

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Newport Beach

Some Restrictions

Newport Beach caps noise at the receiving property line under Municipal Code Chapter 10.26. On industrial land the…

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Norwalk

Some Restrictions

Norwalk sets no fixed decibel cap for industry. Municipal Code Section 9.04.120 presumes ambient levels of 55 dBA…

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Oakland

Some Restrictions

Oakland Planning Code Section 17.120.050 sets noise limits by the receiving property's zone. A data center's cooling…

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Oceanside

Some Restrictions

Oceanside caps one-hour average sound at the property line: 70 dBA daytime and 65 dBA overnight on industrial land…

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Ontario

Some Restrictions

Ontario caps exterior noise by receiving zone under Municipal Code Sec. 5-29.04: 65 dBA daytime and 45 dBA overnight at…

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Orange

Some Restrictions

The City of Orange caps fixed-source noise at any residential property: an hourly average of 55 dB(A) from 7 a.m. to 10…

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Orange County

Some Restrictions

Unincorporated Orange County has no data-center-specific noise rule, but its Noise Control Ordinance caps exterior…

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Oxnard

Some Restrictions

Oxnard's Sound Regulation ordinance caps exterior noise at the property line by sound zone: 55 dBA day and 50 dBA night…

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Palm Springs

Some Restrictions

Palm Springs caps sound at the property line under Municipal Code Sec. 11.74.031: 50 dBA day, 45 evening, 40 night at…

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Palmdale

Some Restrictions

Palmdale sets no decibel table in its noise chapter. The numeric standard is 65 dBA CNEL at the property line, from…

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Palo Alto

Some Restrictions

Palo Alto sets noise limits relative to local ambient, not fixed decibels. On commercial or industrial property - where…

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Pasadena

Some Restrictions

Pasadena sets no fixed decibel ceiling. Its noise ordinance, Municipal Code Chapter 9.36, makes it unlawful for any…

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Placer County

Some Restrictions

Placer County's Noise Code (County Code Article 9.36) caps stationary-source sound at a sensitive receptor's property…

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Pomona

Some Restrictions

Pomona's noise ordinance, City Code Sec. 18-311, caps exterior sound at the receiving property line by zone…

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Port Hueneme

Some Restrictions

Port Hueneme sets exterior noise limits by the receiving property, not the source. Municipal Code Section 3430 caps…

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Rancho Cordova

Some Restrictions

Rancho Cordova's own noise ordinance, Municipal Code Chapter 6.68, caps exterior noise at a residential property line…

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Rancho Cucamonga

Some Restrictions

Rancho Cucamonga caps residential-property-line noise at 65 dBA daytime and 60 dBA overnight under Development Code…

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Riverside

Some Restrictions

The City's noise ordinance caps exterior sound at 55 dBA daytime and 45 dBA at night at a residential property line…

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Riverside County

Some Restrictions

The county's noise ordinance (Ord. 847, ch. 9.52) caps exterior sound at any occupied property. A data center abutting…

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Roseville

Some Restrictions

Roseville caps fixed-source noise at a sensitive receptor's property line at 50 dBA daytime (7 a.m.-10 p.m.) and 45 dBA…

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Sacramento

Some Restrictions

Sacramento City Code section 8.68.060 caps exterior noise at agricultural and residential property at 55 dBA from 7…

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San Benito County

Some Restrictions

San Benito County Code Section 19.39.030 caps noise at the receiving property line: 45 dBA day and 35 dBA night for…

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San Bernardino

Some Restrictions

The City of San Bernardino sets its own noise standard in Development Code Chapter 19.20: mechanical equipment must not…

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San Diego

Some Restrictions

The City of San Diego caps one-hour average sound at the property line: 75 dB(A) any time on industrial or agricultural…

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San Francisco

Some Restrictions

A data center in San Francisco may not push fixed-equipment noise more than 8 dBA above the ambient at the property…

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San Joaquin County

Some Restrictions

San Joaquin County caps stationary-source noise at a receiving property at 50 dB Leq during the day and 45 dB Leq at…

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San Jose

Some Restrictions

San Jose caps a new data center's noise at 55 dBA DNL at the property line where it sits next to homes or public uses…

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San Leandro

Some Restrictions

San Leandro's Noise Ordinance sets no numeric decibel table. Municipal Code Section 4-1-1110 bans "disturbing…

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San Luis Obispo County

Some Restrictions

San Luis Obispo County's General Plan Noise Element, Table 3-2, caps stationary-source noise at a home's property line…

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San Mateo

Some Restrictions

City of San Mateo Municipal Code Sec. 7.30.040 caps noise measured on the receiving property: 70 dB anytime in…

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Santa Ana

Some Restrictions

Santa Ana has no data-center-specific noise rule, but Municipal Code Sec. 18-312 caps exterior noise reaching any…

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Santa Barbara

Some Restrictions

The City of Santa Barbara caps mechanical equipment at 53 dBA measured at the property line of any adjacent parcel used…

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Santa Barbara County

Some Restrictions

Santa Barbara County has no numeric noise ordinance. Its Environmental Thresholds Manual treats a project as…

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Santa Clara

Some Restrictions

Santa Clara's own noise ordinance, City Code Section 9.10.040, caps exterior noise at the receiving property by zone…

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Santa Clarita

Some Restrictions

Santa Clarita Municipal Code Section 11.44.040 caps noise received on another's property: 65 dB(A) day and 55 dB(A)…

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Santa Cruz County

Some Restrictions

Santa Cruz County's noise ordinance (County Code Chapter 8.30) caps sound at the source property line: 75 dBA daytime…

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Santa Monica

Some Restrictions

Santa Monica Municipal Code Chapter 4.12 caps exterior noise at the property line. Residential Zone I limits are 60 dBA…

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Shasta County

Some Restrictions

Shasta County has no standalone noise ordinance. A data center's cooling systems and backup generators are held to the…

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Sonoma County

Some Restrictions

Sonoma County caps new stationary-source noise at 50 dBA L50 daytime and 45 dBA L50 at night, measured at the property…

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Stanislaus County

Some Restrictions

Stanislaus County's Noise Control Ordinance (County Code Chapter 10.46) caps exterior noise at 50 dBA daytime and 45…

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Stockton

Some Restrictions

When a Stockton industrial use abuts homes, its noise cannot exceed 55 dB Leq by day or 45 dB Leq at night at the…

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Tehama County

Some Restrictions

Tehama County has no numeric decibel ordinance, but its General Plan Noise Element sets stationary-source standards. A…

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Thousand Oaks

Some Restrictions

Thousand Oaks controls data-center noise through its Municipal Code Chapter 21 nuisance ordinance, not a decibel table…

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Torrance

Some Restrictions

Torrance caps noise at 60 dB(A) day and 55 dB(A) night at an industrial site's own property boundary, and 50/45 dB(A)…

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Tulare County

Some Restrictions

Tulare County has no standalone noise ordinance. Its General Plan Noise Element bars new industrial noise sources from…

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Tuolumne County

Some Restrictions

Tuolumne County has no standalone noise ordinance. Stationary sources like data-center cooling and generators are held…

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Turlock

Some Restrictions

Turlock caps exterior noise at 50 dBA overnight and 60 dBA daytime at one- and two-family homes, 70 dBA on light…

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Vallejo

Some Restrictions

Vallejo's zoning code caps industrial noise at 75 dBA at the property line or district boundary, 65 dBA at any…

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Ventura

Some Restrictions

The City of Ventura caps noise at the receiving property line by zone under Municipal Code Sec. 10.650.130: 70 dBA…

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Ventura County

Some Restrictions

Ventura County caps stationary-source noise at a noise-sensitive use at 55 dBA Leq daytime, 50 dBA evening, and 45 dBA…

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Victorville

Some Restrictions

Victorville's Noise Control ordinance, Chapter 13.01, caps sound at the property line: 75 dB(A) anytime in industrial…

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West Covina

Some Restrictions

West Covina sets no numeric dBA table. Chapter 15 bars loud, unnecessary noise in residential zones, presumed a…

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Yuba City

Some Restrictions

Unlike Sutter County, Yuba City has adopted a noise ordinance: Municipal Code Chapter 4-17. It bans "loud and raucous"…

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Yuba County

Some Restrictions

Unlike many rural counties, Yuba County has adopted a noise ordinance, Chapter 8.20 of the County Code. It sets…

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Baldwin Park

Light Restrictions

Baldwin Park caps noise received on another person's property at 70 dBA in industrial zones day and night, and 55 dBA…

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Bellflower

Light Restrictions

Bellflower caps industrial noise at 45 decibels beyond the site boundary at all hours under Municipal Code Section…

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Bostonia

Light Restrictions

Bostonia has no city noise ordinance. San Diego County Code Sec. 36.404 governs: 50 dBA from 7 a.m. to 10 p.m. and 45…

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Corona

Light Restrictions

Corona caps stationary-source noise at the receiving property line: 55 dBA daytime and 50 dBA nighttime at homes, 65/60…

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Fresno County

Light Restrictions

Fresno County's Noise Control ordinance (County Code Chapter 8.40, Ordinance 24-021) caps exterior noise at an affected…

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Lakewood

Light Restrictions

Lakewood sets one number, not a day-night table. Municipal Code Section 9376 caps mechanical equipment noise at 60 dBA…

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Menifee

Light Restrictions

Menifee caps stationary-source noise at another occupied property at 65 Leq exterior from 7 a.m. to 10 p.m. and 45 Leq…

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Merced

Light Restrictions

Merced's industrial performance standards cap noise beyond the property line at 70 dBA from 7 a.m. to 9 p.m. and 60 dBA…

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San Bernardino County

Light Restrictions

The county Development Code sets stationary-source noise limits, measured at the nearest noise-sensitive property line…

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Solano County

Light Restrictions

Solano County caps nonagricultural noise at 65 dBA at the property line between 10 p.m. and 6 a.m. under County Code…

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Sonora

Light Restrictions

The City of Sonora sets no numeric decibel limit for stationary noise. Data-center cooling and generators are governed…

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Data Center Moratoriums

Temporary pauses or outright bans on new data-center development while a locality studies impacts, including moratorium length, what triggers one, and which projects are grandfathered in.