Advanced Drilling LLC
License 2588 Active
- Well Abandonment
- Well Drilling
- Well Repair
Mavwell Drilling is a well drilling contractor based in Eatonville, WA (Pierce County). The Washington licensing program lists license 2467 as active, and we last checked the record on September 29, 2026.
The state record covers well abandonment, well drilling and well repair. It lists 8 counties where the business works, including Pierce County, King County and Lewis County.
This profile is built from public state license records checked on September 29, 2026. Well Water Insider does not rate or endorse contractors. Own this business? Claim the profile to add photos, hours and a description.
Check this license yourself on the official Washington lookup.
Holds an active Washington water well operator license from the Department of Ecology (license 2467, also licensed for resource protection wells), current through 2027-02-13. Works for Mavwell Drilling. The Ecology license covers constructing, altering and decommissioning water wells under chapter 173-160 WAC; pump installation is not licensed by the state. Filed 211 water well reports with Ecology since 2016, most recently in July 2026, mostly in Pierce, King and Lewis counties. Also filed 118 reports for other well types (monitoring, geotechnical, decommissioning).
What the Washington record says Mavwell Drilling is licensed or registered to do.
Sealing an unused well to state standards so it cannot carry surface water down into the aquifer.
Drilling a new private well, setting the casing and grouting it the way state rules require.
Fixing casings, caps, pitless adapters and other parts of an existing well.
Based in Pierce County, Washington. The state record lists 8 counties.
Approximate location (Pierce County)Counties on the state record
Useful context before you call a contractor here.
National ranges to help you read a quote. They are not prices from Mavwell Drilling; ask for a written estimate.
National 2026 ranges. Sources, checked September 2026: HomeGuide cost guides, Angi.
Look up license 2467 on the Washington state lookup and make sure it is active for the work you need. Open the Washington lookup.
Ask for the scope, parts, depth or pump size, permit fees and warranty in writing. Compare two or three quotes for big jobs.
New wells and many repairs are reported to the state. Ask who files the paperwork and for a copy of the well log.
Any work on a well can disturb bacteria. Test for coliform bacteria once the job is done.
Yes. The Washington record shows license 2467 (well drilling) with the status "active", last checked on September 29, 2026. You can confirm it on the state lookup.
The state record lists well abandonment, well drilling and well repair. Call to confirm they take on your type of job.
The business is based in Pierce County (Eatonville, WA). The state record lists 8 counties, including Pierce County, King County, Lewis County, Clallam County and Thurston County.
Call (253) 691-8204 and email them. The address on the state record is 10729 Eatonville HWY E, Eatonville, WA 98328.
License 2588 Active
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