Data Centers & Crypto Mining in Lewis County, WA (2026)
2 rules for unincorporated Lewis County, Washington.
Verified from official government sources
Data Center Zoning & Siting
Lewis County requires a data processing center in unincorporated areas to be fully enclosed, faced with non-reflective materials and a differentiated main entrance, and lit to the same downward-shielded standard as every other land use, under LCC § 17.142.102.
Lewis County Data Center Siting Standards
Some RestrictionsLewis County Code §§ 17.07.010, 17.142.102(2), 17.142.102(3)
Each violation of the provisions of this title or the provisions of any regulation, order, permit or ruling promulgated pursuant thereto shall constitute a civil infraction. Infractions shall be processed according to the provisions of Chapter 1.20 LCC and subject to the penalties of that chapter. In addition, any violation of the provisions of this title or the provisions of any regulation, or...
Data Center Noise Limits
Lewis County requires a data processing center to be fully enclosed with sound-absorptive walls, ceilings and floors, vibration isolation in multi-tenant buildings, and an eight-foot acoustic barrier set back 10 feet from the property line, under LCC § 17.142.102(1).
Lewis County Data Center Noise Standards
Some RestrictionsLewis County Code § 17.142.102(1)
(1) Noise and Vibration. (a) All equipment associated with the data processing center shall be enclosed within a building(s). (b) Building materials shall include installation of sound-absorptive materials for all walls, ceilings and floors. (c) If the data center is in a multi-tenant building, vibration isolation technology shall be installed in walls or floors that separate the data processin...
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