Waterville Building Department
WSEC-R 2021 energy code compliance resources for builders and contractors in Waterville, Douglas County.
Building Department
Waterville Building Inspector
- Phone
- (509) 745-8871
- Address
- 104 E Locust St, Waterville, WA 98858
- Hours
- M-F 8am-5pm
- waterville@nwi.net
- Website
- https://ci.waterville.wa.us/
Last verified: 2026-04-19
Code environment
Climate Zone
CZ5
Eastern WA — stricter insulation and air sealing minimums apply.
Ready to check your compliance?
wsec.ai generates a complete R406 credit summary you can submit with your permit application to Waterville Building Inspector.
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