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Thurston County · WA

Wells in Thurston County

37,701 recorded wells, 35,499 with verified depth. Here's what the drilling records say and what the permit takes.

Depth, from the records

48ft median drilled depth
p10 · 13 ftp90 · 160 ft

Eight of ten wells in Thurston County finished between 13 and 160 feet. Budget to the deep end; celebrate the shallow one.

Median reported yield: 36 gpm

Pin your exact parcel →

The permit in Thurston County

Files onlineverified landing

WA Dept of Ecology Well Construction

WAC 173-160-151; RCW 18.104

Instrument
notice_of_intent
Fee
$200
Who files
Driller or owner may file
Timeline
NOI ≥72h before drilling

$200 <12in casing / $300 ≥12in; decommission $50; EcoEPay +3% card

Before the rig arrives

  1. Confirm parcel allows a private well (vs required public water connection).
  2. Select a licensed well contractor; obtain owner authorization as required.
  3. File notice_of_intent online via the authority portal (deep-link below).
  4. Do not drill until authorization is issued (or notification accepted, per regime).

After drilling: Well report ≤30d (My Driller Portal) within 30 days → WA Dept of Ecology Well Construction

Forms: WA well application

Open the filing portal ↗

WellMap prepares estimate-backed quote packets and dual-party approvals. It does not issue permits and never auto-submits to government systems. The licensed driller (and/or owner where required by law) is the submitter of record. Verified 2026-07-14.