Northwest (Puget Sound & islands)
A-Plus Water Services
Arlington well pump company serving Snohomish, Skagit, Island and north King counties with pump replacement and repair, pressure tanks, real-estate well inspections and well water treatment.
Alcorn Pump & Water Filtration
Family-owned Enumclaw well pump and filtration company doing pump installation and repair, pressure and storage systems, well rehabilitation by brushing and bailing, well shock, inspections, flow tests and well water filtration, with 24-hour out-of-water service.
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.
Brown's Plumbing & Pumps
Marysville plumbing, pump and spa company with a retail store, providing well pump replacement, pressure and storage tanks, booster pumps, real-estate inspections and well water treatment around Marysville, Arlington and Everett since 1945.
Coldspring Pumps
Eastsound water system company serving San Juan County since 1980, with well testing, system design, pump and pressure tank installation and repair, filtration, and rain catchment and other alternative water supplies.
Crabtree Well Drilling
Family-owned Kingston well driller, in business since 1962, drilling residential and commercial wells, selling and repairing pumps, inspecting and decommissioning wells across Kitsap County and parts of Jefferson and Clallam counties.
Dahlman Pump & Well Drilling
Family-owned Skagit County well driller and pump installer, in business since 1950, drilling 6- to 14-inch wells and installing pumps, tanks and water filtration across northwest Washington.
Duckworth Pump & Well Services
Port Orchard pump and well service company, founded in 1972, doing pump and pressure tank work, well inspections, water testing and treatment around Kitsap County, Gig Harbor and Port Ludlow.
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.
Lofall Well Drilling
Poulsbo water well driller founded in 1988, drilling residential, Group B community and replacement wells, deepening and rejuvenating wells, decommissioning and replacing pumps in Kitsap, Jefferson, Clallam and Mason counties.
Mr. Bill's Pump & Well
Arlington pump and well service company, established in 1978, serving Snohomish, King, Island and Skagit counties with pump and pressure tank work, holding tanks, well jetting, inspections and water treatment.
Nicholson Drilling
Port Orchard well and pump company serving Kitsap, Pierce and Mason counties since 1944, installing, maintaining and repairing well pumps, pressure tanks and whole-house filtration, with 24/7 emergency response.
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.
Specialty Pump & Well
Snohomish well pump company serving Snohomish County, east King County, Camano and Whidbey islands since 1979, with same-day pump repair, pump installation, pressure and storage tanks, well inspections and water treatment.
Steve's Pump & Well Service
Port Orchard pump and well service company designing, installing and repairing well pump and pressure systems, testing pumps and water, and installing water treatment in Kitsap, Pierce, Thurston, Mason and nearby 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
Advanced Drilling
Rochester, Thurston County, rotary well driller that also deepens and decommissions wells, installs and repairs pumps, pressure tanks and variable speed drives, and installs water treatment in southwest Washington.
Arcadia Drilling
Shelton water well driller and pump contractor, family-owned since 1962, drilling wells and installing and servicing pumps, pressure systems and well disinfection across nine western Washington counties.
Blue Line Water
Puyallup water treatment and well pump company, established in 2001, serving Pierce, King, Kitsap and Thurston counties with pump systems, well water treatment, inspections and flow tests.
Clarkes Pump Service
Family-run Lacey well pump company installing and repairing well pumps, pressure tanks, booster pumps and storage tanks, doing well inspections and flow tests, and installing iron filters, softeners and UV systems across the South Sound.
Dale McGhee & Sons
Kelso well driller serving Cowlitz County and surrounding areas since 1946, offering rotary well drilling, deepening and decommissioning, pump and tank installation, and water filtration and conditioning.
Davis Pumps
Family-owned Belfair pump company serving Mason and Kitsap counties and parts of Pierce and Thurston with well water systems, pump and tank repair, well inspections, water testing and filtration.
Grays Harbor Equipment
Aberdeen pump, pool and plumbing supply store that installs and services residential and commercial submersible and jet pumps, installs water treatment and conditioning, and sells pressure tanks, well supplies and storage tanks.
Integrity Pumps & Filtration
Family-owned Sequim pump and filtration company with a store on Business Park Loop, installing and servicing well pumps, pressure tanks, holding tanks and water treatment, with 24-hour emergency pump service.
Mather & Sons Pump Service
Vancouver pump sales and service company, family-owned since 1955, installing and repairing well pumps, pressure tanks and water treatment for homes in southern Washington and the Portland area, plus well testing and sand bailing.
Moerke & Sons Pump & Drilling
Chehalis well driller and pump contractor, family-owned since 1980, offering well drilling and decommissioning, 24/7 pump repair, water filtration and bulk water delivery in southwest Washington.
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Mountain View Pumps & Filtration
Eatonville pump and filtration company, established in 1994, installing and repairing well pumps, pressure tanks and holding tanks, cleaning wells by brush and bail, and selling water treatment across Pierce, south King, Thurston and Lewis counties.
Pitner Drilling & Pump
Family-owned well driller and pump contractor in Ariel, near Woodland, serving Cowlitz, Clark, Skamania and Wahkiakum counties since 1961 with well drilling, pump service, flow tests, inspections and water treatment.
Richardson Well Drilling
Puyallup well driller in business since 1939, drilling domestic, irrigation and municipal wells with dual rotary rigs and offering pump service, water conditioning and iron removal in seven western Washington counties.
Sanders Pump and Filtration
Family-owned pump and filtration business based in Amboy, serving southwest Washington with well pump installation and repair, VFD systems, cisterns, flow tests, water testing and well water filtration.
Skyline Pump & Machine
Family-owned Chehalis water system company, in business since 1984, offering well drilling, pump installation and repair, VFD controls, well maintenance, decommissioning and water filtration, with 24/7 emergency service.
Wells and More
Family-owned Toutle, Cowlitz County, well service company doing pump and tank installation, well cleaning, flow tests, water sampling and well water filtration, with 24/7 emergency service.
West Coast Plumbing Pumps & Filtration
Family-owned Lacey plumbing, pump and filtration company doing well pump repair, replacement and installation around Olympia since 2012, plus water softeners and filtration, serving Thurston, Pierce, Mason, Grays Harbor and King counties.
Central Washington
M & M Pumping
Richland water well and pump company serving residential, agricultural and commercial customers with pump installation and repair, pressure tanks, reservoir systems, well flow tests including VA/FHA tests, and water treatment.
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.
Precision Pump and Well Services
Benton City well pump company installing, repairing and replacing well pumps and pressure tanks and inspecting well systems across the Tri-Cities and lower Yakima Valley, with 24/7 emergency service.
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.
Eastern Washington
Basin Pump Service
Family-owned Moses Lake pump company working on domestic and small irrigation well systems in the Columbia Basin since 1993, with 24/7 pump service.
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.
Gady Pump & Electric
Colbert pump and electrical contractor serving Spokane since 1971, installing and servicing well pumps, pump controls, pressure tanks and reservoir systems for homes, water districts and golf courses.
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.
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.
Northern Water & Power
Post Falls, Idaho well pump, water treatment and home services company with a Cheney location, serving eastern Washington and north Idaho with well pump repair and installation, reservoirs and well water treatment.
Vermillion Pump & Drilling
Family-owned Chattaroy well driller and pump company serving Spokane and surrounding areas, offering well drilling, deepening, clean-out and repair, pump systems, reservoirs, well video and certified pump tests.