Montana Well Data field records · 2026 survey

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Valley Drilling Co.

Recorded as the driller on 1,108 water wells across 10 Montana counties in Montana Bureau of Mines and Geology Ground Water Information Center (GWIC), most in Ravalli County. Well-log records span 1984–2013.

1,108wells on record
since 2022
10counties served
78 ftmedian depth

Counties served

Wells drilled by Valley Drilling Co., by county, across the full record.

CountyWells drilled
Ravalli County 904
Missoula County 184
Flathead County 6
Beaverhead County 3
Valley County 3
Yellowstone County 3
Lake County 2
Gallatin County 1
Jefferson County 1
Lewis and Clark County 1

Well characteristics

Across the wells Valley Drilling Co. has drilled, the median depth is 78 ft (middle half 47 ft–150 ft), median tested yield 20 gpm, and median static water level 31 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Valley Drilling Co., straight from the public MBMG record:

"Records span 1984–2013" refers to the earliest and latest well logs attributed to this company in the MBMG database — the state digitized older paper logs, so the first date is the oldest record on file, not necessarily the company's founding year.

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