Thatcher Drilling Co.
Recorded as the driller on 362 water wells across 11 Montana counties in Montana Bureau of Mines and Geology Ground Water Information Center (GWIC), most in Judith Basin County. Well-log records span 1946–1997.
Counties served
Wells drilled by Thatcher Drilling Co., by county, across the full record.
| County | Wells drilled |
|---|---|
| Judith Basin County | 200 |
| Fergus County | 60 |
| Lincoln County | 46 |
| Chouteau County | 22 |
| Cascade County | 17 |
| Petroleum County | 10 |
| Flathead County | 3 |
| Garfield County | 1 |
| Mineral County | 1 |
| Pondera County | 1 |
| Teton County | 1 |
Well characteristics
Across the wells Thatcher Drilling Co. has drilled, the median depth is 295 ft (middle half 125 ft–815 ft), median tested yield 13 gpm, and median static water level 28 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.
Original drilling logs
Recent well logs filed by Thatcher Drilling Co., straight from the public MBMG record:
"Records span 1946–1997" 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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