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Data Centers & Crypto Mining

Data Centers & Crypto Mining in Santa Monica, CA: What Residents Actually Need to Know

By CityRuleLookup Editorial Team

If you live in Santa Monica or are thinking about moving there, data centers & crypto mining are one of those things you probably won't think about until they affect you directly. Santa Monica has 2 specific rules on the books covering different aspects of data centers & crypto mining, and some of them might surprise you.

Data Center Zoning & Siting

Santa Monica classifies a data center as a Communication Facility, Equipment within Buildings - indoor space holding computer servers. The use needs a Conditional Use Permit in the IC Industrial Conservation district, is permitted by right in the OC Office Campus district, and is barred from residential zones.

Key details: Dedicated use class: Equipment within Buildings. IC Industrial Conservation: Conditional Use Permit. OC Office Campus: Permitted by right. Residential zones: Not permitted. Review: CEQA + Planning Commission hearing.

Building or operating a data center without the required Conditional Use Permit, or outside a district where the use is allowed, violates the Zoning Ordinance, enforced through stop-work orders, penalties, and permit revocation.

This is not one of those rules that cities tend to ignore. Santa Monica actively enforces its data center zoning & siting requirements.

Data Center Noise Limits

Santa Monica Municipal Code Chapter 4.12 caps exterior noise at the property line. Residential Zone I limits are 60 dBA daytime and 50 dBA overnight; industrial Zone III is 70 dBA at any hour. A data center's cooling and generators must meet the nearest zone's limit.

Key details: Code: SMMC Chapter 4.12. Residential Zone I: 60 dBA day, 50 night. Commercial Zone II: 65 dBA day, 60 night. Industrial Zone III: 70 dBA anytime. Measured at: Property line, 15-minute Leq.

Exceeding the Section 4.12.060 limits is a violation enforced by the City's Community Noise Officer through citations, and for a permitted data center, breach of the noise conditions in its Conditional Use Permit.

The Bottom Line

Santa Monica's data centers & crypto mining rules are a mixed bag. Some areas are strict, others are relaxed, and the details matter. The best approach is to check the specific rule that applies to your situation rather than assuming Santa Monica is broadly strict or permissive.

All of the above reflects Santa Monica's municipal code as of our last review. If you need specifics on fines, exemptions, or filing requirements, the detailed ordinance pages linked above have the full breakdown.