Who inspects wells here
Washington Ecology inspects well construction in Walla Walla 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.
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.
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.
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
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.
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 service & rehabilitation
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.
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
Water treatment & filtration
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.
Hoffman Quality Water
Walla Walla water treatment dealer, serving the Walla Walla Valley since 1980, installing and servicing Kinetico softeners and filters, UV sterilizers and reverse osmosis systems for well and city water.
Well inspections for home sales
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.