Montana Well Data field records · 2026 survey

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MT Dept OF Highways

Recorded as the driller on 55 water wells across 19 Montana counties in Montana Bureau of Mines and Geology Ground Water Information Center (GWIC), most in Big Horn County. Well-log records span 1961–1995.

55wells on record
since 2022
19counties served
71 ftmedian depth

Counties served

Wells drilled by MT Dept OF Highways, by county, across the full record.

CountyWells drilled
Big Horn County 15
Missoula County 7
Chouteau County 5
Rosebud County 5
Lake County 3
Lewis and Clark County 3
Mineral County 2
Park County 2
Pondera County 2
Sweet Grass County 2
Beaverhead County 1
Carbon County 1

…and 7 more Montana counties.

Well characteristics

Across the wells MT Dept OF Highways has drilled, the median depth is 71 ft (middle half 46 ft–165 ft), median tested yield 15 gpm, and median static water level 25 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by MT Dept OF Highways, straight from the public MBMG record:

"Records span 1961–1995" 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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