Noise from Specific Sources in Cowlitz County, WA (2026)

2 rules for unincorporated Cowlitz County, Washington.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Cowlitz County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Car Alarm Limits

Cowlitz County's noise code exempts car alarms from citation: CCC § 10.25.050(A)(2) excuses 'sounds created by audible alarms, unless otherwise covered by Cowlitz County Code,' removing ordinary alarm sounds from the chapter's public noise disturbance rules in unincorporated Cowlitz County.

Cowlitz County Car Alarm Noise Exemption

Few Restrictions

Cowlitz County Code § 10.25.050(A)(2)

The following sounds are exempt from the provisions of this chapter: ... Sounds created by audible alarms, unless otherwise covered by Cowlitz County Code;

Full ordinance details →Official source ↗

Low-Frequency Bass Limits

In unincorporated Cowlitz County, CCC § 10.25.040(A)(7) makes it a public noise disturbance, at any hour, to create music or bass 'heard as comprehensible music rhythms or felt' inside another residence, or 75 feet or more outdoors in a commercial or rural, residential area, covering band sessions and car audio systems.

Cowlitz County Rule on Felt Music Bass

Some Restrictions

Cowlitz County Code § 10.25.040(A)(7)

The creation, by use of a musical instrument, sound amplifier or other device capable of producing or reproducing sound, of sounds heard as comprehensible music rhythms or felt: a. Within a residence not originating the noise; or b. Outdoors in commercial or in rural, residential areas at a distance of 75 feet or more from the noise source. Such sounds include band sessions, automobile sound sy...

Full ordinance details →Official source ↗

All Cowlitz County ordinances

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