MT Bureau OF Mines & Geology
Recorded as the driller on 620 water wells across 30 Montana counties in Montana Bureau of Mines and Geology Ground Water Information Center (GWIC), most in Silver Bow County. Well-log records span 1949–2025.
Counties served
Wells drilled by MT Bureau OF Mines & Geology, by county, across the full record.
| County | Wells drilled |
|---|---|
| Silver Bow County | 121 |
| Sheridan County | 109 |
| Stillwater County | 84 |
| Yellowstone County | 73 |
| Teton County | 35 |
| Big Horn County | 30 |
| Flathead County | 27 |
| Chouteau County | 24 |
| Rosebud County | 18 |
| Powell County | 15 |
| Richland County | 15 |
| Roosevelt County | 15 |
…and 18 more Montana counties.
Well characteristics
Across the wells MT Bureau OF Mines & Geology has drilled, the median depth is 23 ft (middle half 14 ft–40 ft), median tested yield 5 gpm, and median static water level 11 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 Bureau OF Mines & Geology, straight from the public MBMG record:
"Records span 1949–2025" 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.
Free for property owners. We route your request only to licensed drillers who actually file well logs in Silver Bow County — never sold elsewhere.
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