Motor-vehicle noise in Spokane County is governed by statewide standards in WAC 173-62, not the county noise ordinance (SCC 6.12 exempts vehicles regulated by WAC 173-62). Cars under 10,000 lbs are capped at 72 dBA at 35 mph or less, measured at 50 feet.
SCC 6.12 expressly exempts sounds created by motor vehicles when regulated by WAC Chapter 173-62. Under WAC 173-62-030, in-use vehicle noise measured at 50 feet may not exceed: 72 dBA for autos and light vehicles (10,000 lbs GVWR or less) at 45 mph or less; 78 dBA over 45 mph; and 78 dBA for motorcycles at 45 mph or less, 82 dBA above. Heavy trucks over 10,000 lbs are capped at 86 dBA at 35 mph or less. Modified exhaust and loud stereos audible far away can be enforced.
Excessive vehicle noise and illegal/modified exhaust are enforced by the Sheriff and State Patrol under WAC 173-62 and RCW 46.37 (muffler/exhaust). Traffic infractions with fines apply.
Other ordinances people look up for this city. Green dot = verified primary-source excerpt.
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Home composting is allowed in Spokane County and is not separately permitted. Compost must be managed so it does not become a nuisance, attract vermin, or cr...
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Spokane County has no ordinance banning or specifically regulating artificial turf on residential property. Synthetic lawns are allowed. In regulated develop...
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Spokane County's Zoning Code actively favors native vegetation. Chapter 14.806 states that whenever possible native vegetation should be used and existing ve...
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Collecting rooftop rainwater is legal in Spokane County without a water-right permit. Under Washington Department of Ecology's 2009 policy, on-site storage a...
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Spokane County itself publishes no countywide lawn-watering schedule. Outdoor watering rules are set by each water purveyor: the City of Spokane and local wa...
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State law (RCW 17.10) requires every Spokane County property owner to eradicate Class A noxious weeds and control designated Class B and C weeds on their lan...
See how Spokane County's vehicle noise rules stack up against other locations.
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