⟁ Montana Well Data field records · 2026 survey

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Anderson Drilling

Recorded as the driller on 1,057 water wells across 31Montanacounties in Montana Bureau of Mines and Geology Ground Water Information Center (GWIC), most in Ravalli County. Well-log records span 1914–2012.

1,057wells on record
—since 2022
31counties served
50 ftmedian depth

Counties served

Wells drilled by Anderson Drilling, by county, across the full record.

CountyWells drilled
Ravalli County378
Teton County263
Lake County101
Yellowstone County90
Pondera County43
Lewis and Clark County30
Sheridan County25
Cascade County23
Stillwater County18
Missoula County14
Roosevelt County9
Richland County8
Show all 31counties
Sanders County7
Sweet Grass County6
Daniels County6
Carbon County5
Liberty County5
Glacier County4
Big Horn County3
Chouteau County3
Hill County3
Rosebud County2
Musselshell County2
Flathead County2
Madison County1
Park County1
Gallatin County1
Mineral County1
Valley County1
Phillips County1
Blaine County1

Well characteristics

Across the wells Anderson Drilling has drilled, the median depth is 50 ft (middle half 33 ft–102 ft), median tested yield 12 gpm, and median static water level 15 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Anderson Drilling, straight from the public MBMG record:

"Records span 1914–2012" 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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Free. Goes to licensed drillers working Ravalli County, including Anderson Drilling.

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