Northwest (Puget Sound & islands)
A1 Drilling and Digging
Stanwood well contractor building 36-inch dug wells and 6- to 12-inch cable tool drilled wells for domestic, irrigation and community water systems, with well decommissioning and pump sales and service.
Access Well Drilling
Sedro-Woolley well driller, started in 2024, drilling residential, irrigation and municipal wells, installing pumps and treatment, inspecting and decommissioning wells in Skagit, Whatcom, Island and Snohomish counties.
Anderson Drilling
Family-owned Lake Stevens well driller and pump company, trading as Anderson Pump & Drilling, drilling 6- and 8-inch steel-cased wells and installing and repairing pumps and tanks in Snohomish, north King, south Skagit and parts of Island counties.
Aquatech Well Drilling & Pumps
Sedro-Woolley well driller and pump company drilling domestic and irrigation wells and installing pumps, storage and water treatment across Skagit, Island, Snohomish, San Juan, Whatcom and north King counties.
Barker Drilling
Mount Vernon driller building domestic, irrigation and commercial water wells and geothermal heat pump boreholes, installing and repairing submersible and line shaft turbine pumps, with 24-hour emergency pump repair.
Gregory Drilling
North Bend drilling contractor, in business since 1975, drilling home water wells and deep irrigation wells, rehabilitating and video-inspecting wells, and decommissioning wells across Washington, alongside environmental and geotechnical work.
Gresham Pump & Drilling
Family-owned Poulsbo well driller and pump company, established in 1977, drilling, cleaning and decommissioning wells and installing pumps, storage and treatment in Kitsap, Jefferson, Pierce and Mason counties.
JKA Well Drilling & Pumps
Family-run Monroe well driller and pump company, founded in 1989, drilling, rehabilitating, inspecting and decommissioning wells and installing pumps, tanks and water treatment for homes in King and Snohomish counties.
RH Drilling & Services
Water well driller formed in 2010, drilling 5- to 25-inch cable tool and air-rotary wells, deepening and cleaning out wells, and installing pumps and filtration, mainly in Island, Clallam, Pierce and King counties.
Valley Pump Inc.
Family-owned Auburn pump and well drilling company, in business since 1938, drilling wells in King and Pierce counties and installing pumps, tanks and filtration, with well inspections for real estate sales.
Southwest & Olympic Peninsula
Central Washington
Apple Valley Well Drilling
Selah well driller drilling domestic, irrigation, commercial and geothermal wells and decommissioning old wells in Yakima, Kittitas and Klickitat counties.
Bach Drilling
Family-owned Ellensburg well driller working in Kittitas County since 1943, drilling wells from 6-inch domestic wells up to 30-inch hatchery and municipal wells.
Cobalt Drilling
Tri-Cities well driller founded in 2021, drilling residential, irrigation and Group A wells, and offering camera inspections, clean-outs, repairs and well decommissioning.
Empire EWP
Wenatchee well driller drilling domestic, irrigation and municipal wells, with pump service, flow testing, water sampling and well decommissioning across central and eastern Washington.
Hoopes Well Drilling
Family-run Richland well driller drilling domestic, irrigation and municipal wells, and rehabilitating, cleaning out and decommissioning existing wells.
O'Connell Drilling & Supply
Brewster well driller and pump supplier drilling domestic and agricultural wells and installing turbine, submersible and centrifugal pumps in Okanogan, Douglas and Chelan counties.
Oasis Drilling
Union Gap well driller serving the Yakima Valley since 1985, drilling domestic, irrigation, livestock, community and geothermal wells, installing pumps and decommissioning wells.
Tumwater Drilling & Pump
Dryden well driller and pump company, in business since 1974, drilling 6- to 10-inch domestic and irrigation wells and offering pump service, flow tests and water treatment in Chelan, Douglas, Kittitas and Grant counties.
Wamsley Well Drilling
Selah well driller serving Yakima and Kittitas counties since 2012, drilling domestic and irrigation wells and offering well rehab, deepening and decommissioning.
Eastern Washington
A & H Well Services
Family-owned well company based in Chewelah that drills wells, installs and repairs pumps, and offers well rehabilitation, video logging, flow and water testing and cisterns, with 24/7 service.
Bransen Drilling
Moses Lake water well drilling company formed in 2004, drilling domestic, irrigation and municipal wells with a dual rotary rig, and saying it serves all of Washington State.
DC Drilling
Moses Lake well drilling contractor drilling domestic, irrigation and municipal wells across the Columbia Basin, with well cleaning, repair, deepening, flow tests and decommissioning.
Fogle Pump & Supply
Colville-based well driller, pump installer and water treatment company in business since 1981, with offices in Colville, Republic, Airway Heights and Deer Park serving eastern Washington.
H2O Well Service
Well drilling, pump installation and repair, and water treatment company founded in 1976, with offices in Hayden and Sagle, Idaho and Deer Park, Washington, serving North Idaho and Eastern Washington.
Harding Drilling
Family-owned Walla Walla well driller in business since 1945, using cable tool rigs to drill domestic and irrigation wells and offering cleanouts, deepening, repairs and water production testing.
Horsley Drilling
Family-owned well driller in Athol, Idaho, founded in 2005, drilling residential, irrigation, commercial and municipal wells and abandoning wells in North Idaho and Spokane and Pend Oreille counties.
Independence Drilling
Well drilling contractor in Blanchard, Bonner County, Idaho, founded in 2024, drilling residential, agricultural and commercial wells and offering deepening, well repair and rehabilitation in Idaho and Washington.
Joyco Drilling
Family-owned well driller and pump installer based near Elk, serving northeast Washington and northwest Idaho with drilling, deepening, cleanout, decommissioning, camera inspection, pumps and cisterns.
Lemco Drilling
Family-owned well driller and pump company in Lind, drilling domestic, commercial and small irrigation wells and installing and servicing pumps in Adams, Grant, Franklin, Whitman and Lincoln counties.
Rock Hard Drilling
Burbank-based water well driller serving rural properties from the Tri-Cities to Ellensburg, offering residential, commercial and agricultural wells, deepening, video inspection and dry-well repair.
- Facebook reviews
Valley Drilling
Family-owned water well driller in Valley, Stevens County, drilling residential, commercial and irrigation wells 6 to 24 inches in diameter across eastern Washington.
- BBB reviews