Who inspects wells here
Washington Ecology inspects well construction in Benton County directly. Building permits, water availability and water testing rules are set by the county and its health jurisdiction.
Well drilling
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.
Carpenter Drilling
Benton City drilling contractor, founded in 1995, that does core drilling and builds, restores, cleans and maintains water wells, including Hanford monitoring and water 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.
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.
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.
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.
Hoopes Well Drilling
Family-run Richland well driller drilling domestic, irrigation and municipal wells, and rehabilitating, cleaning out and decommissioning existing wells.
McGuire's Well Drilling
Owner-operated Yakima well driller, in business since 1978, drilling residential, agricultural and community wells and deepening and decommissioning wells in the Yakima Valley.
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.
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
Statewide Well Drilling
Family-owned well drilling contractor headquartered in Pasco, drilling and repairing residential and commercial water wells and decommissioning wells across the Tri-Cities area. It does not install or service pumps.
- Facebook reviews
Stillwater LLC
Richland well driller in Benton County, listed from Washington Ecology water well operator license records.
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.
Pumps & water systems
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.
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.
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.
Nielsen Pump Service
Family-owned water well pump service for the Tri-Cities and surrounding area, installing and repairing well pumps and doing drawdown testing, water sampling and temporary water setups.
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.
Picatti Brothers
Yakima well and pump service company, in business since 1928, repairing and replacing residential, farm and municipal well pumps, with constant-pressure systems, well videoing and rehabilitation and 24/7 emergency service.
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.
Westland Drilling & Pump
Moses Lake well pump contractor installing, repairing and replacing well pump systems and testing wells across central and eastern Washington.
Well service & rehabilitation
Carpenter Drilling
Benton City drilling contractor, founded in 1995, that does core drilling and builds, restores, cleans and maintains water wells, including Hanford monitoring and water 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.
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.
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.
Hoopes Well Drilling
Family-run Richland well driller drilling domestic, irrigation and municipal wells, and rehabilitating, cleaning out and decommissioning existing wells.
Picatti Brothers
Yakima well and pump service company, in business since 1928, repairing and replacing residential, farm and municipal well pumps, with constant-pressure systems, well videoing and rehabilitation and 24/7 emergency service.
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
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.
Water treatment & filtration
Culligan Water Conditioning of the Tri-Cities
Kennewick Culligan dealer offering well water testing, softeners, whole-house filtration and reverse osmosis in Kennewick, Pasco, Richland, West Richland and Prosser, plus Hermiston and Pendleton in Oregon.
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.
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.
Water testing labs
Well inspections for home sales
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.
Nielsen Pump Service
Family-owned water well pump service for the Tri-Cities and surrounding area, installing and repairing well pumps and doing drawdown testing, water sampling and temporary water setups.
Well decommissioning
Carpenter Drilling
Benton City drilling contractor, founded in 1995, that does core drilling and builds, restores, cleans and maintains water wells, including Hanford monitoring and water 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.
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.
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.
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.
Hoopes Well Drilling
Family-run Richland well driller drilling domestic, irrigation and municipal wells, and rehabilitating, cleaning out and decommissioning existing wells.
McGuire's Well Drilling
Owner-operated Yakima well driller, in business since 1978, drilling residential, agricultural and community wells and deepening and decommissioning wells in the Yakima Valley.
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.
Statewide Well Drilling
Family-owned well drilling contractor headquartered in Pasco, drilling and repairing residential and commercial water wells and decommissioning wells across the Tri-Cities area. It does not install or service pumps.
- Facebook reviews
Stillwater LLC
Richland well driller in Benton County, listed from Washington Ecology water well operator license records.
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.