Coverage

All 56 Montana counties

Every county below is fully loaded: parcels, well logs, water rights, and regulatory boundaries from official Montana public records — 330,744 wells statewide. Open a county for its typical well depths and yields, or search any address from the home page.

Beaverhead5,822 wells · 75 ft Big Horn5,802 wells · 104 ft Blaine3,482 wells · 77 ft Bonner1 wells Broadwater4,340 wells · 140 ft Carbon7,369 wells · 56 ft Carter2,155 wells · 155 ft Cascade8,349 wells · 105 ft Chouteau3,283 wells · 38 ft Custer3,823 wells · 180 ft Daniels1,702 wells · 55 ft Dawson4,425 wells · 88 ft Deer Lodge3,069 wells · 60 ft Divide12 wells · 165 ft Fallon3,193 wells · 175 ft Fergus4,712 wells · 120 ft Flathead23,019 wells · 190 ft Gallatin21,404 wells · 80 ft Garfield2,659 wells · 174 ft Glacier4,597 wells · 90 ft Golden Valley1,223 wells · 90 ft Granite2,743 wells · 80 ft Hill4,837 wells · 90 ft Jefferson6,331 wells · 180 ft Judith Basin1,869 wells · 100 ft Lake8,573 wells · 180 ft Lewis And Clark18,432 wells · 103 ft Liberty2,292 wells · 38 ft Lincoln8,889 wells · 140 ft Madison7,569 wells · 100 ft Mccone2,330 wells · 112 ft Meagher1,628 wells · 100 ft Mineral2,051 wells · 117 ft Missoula16,331 wells · 100 ft Musselshell5,166 wells · 170 ft Park7,495 wells · 105 ft Petroleum1,252 wells · 150 ft Phillips3,878 wells · 70 ft Pondera2,756 wells · 38 ft Powder River6,296 wells · 170 ft Powell2,743 wells · 82 ft Prairie2,088 wells · 130 ft Ravalli23,536 wells · 70 ft Richland6,111 wells · 80 ft Roosevelt5,078 wells · 60 ft Rosebud6,711 wells · 100 ft Sanders5,352 wells · 162 ft Sheridan3,706 wells · 100 ft Silver Bow5,624 wells · 89 ft Stillwater6,744 wells · 60 ft Sweet Grass2,599 wells · 82 ft Teton4,053 wells · 30 ft Toole6,452 wells · 38 ft Treasure1,078 wells · 80 ft Valley3,763 wells · 66 ft Wheatland1,264 wells · 100 ft Wibaux1,761 wells · 125 ft Williams4 wells · 264 ft Yellowstone16,906 wells · 35 ft Yellowstone Nat Park12 wells · 34 ft

Well counts and median depths are computed from Montana Bureau of Mines and Geology GWIC records and refresh monthly. For well depth, groundwater, water rights and environmental statistics by county, community and ZIP code, see Montana water data by place.