South Dakota Well Data field records · 2026 survey

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Gem Star Associates, Inc.

Recorded as the driller on 87 water wells across 14 South Dakota counties in the South Dakota DANR well completion report database (NR68), most in Day County. Well-log records span 1995–2006.

87wells on record
since 2022
14counties served
18 ftmedian depth

Counties served

Wells drilled by Gem Star Associates, Inc., by county, across the full record.

CountyWells drilled
Day County 29
Brown County 23
Grant County 7
Roberts County 6
Marshall County 5
Miner County 4
Walworth County 3
Campbell County 2
Codington County 2
Hyde County 2
Brookings County 1
Deuel County 1

…and 2 more South Dakota counties.

Well characteristics

Across the wells Gem Star Associates, Inc. has drilled, the median depth is 18 ft (middle half 15 ft–20 ft), median tested yield , and median static water level below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Gem Star Associates, Inc., straight from the public SD DANR record:

"Records span 1995–2006" refers to the earliest and latest well logs attributed to this company in the SD DANR 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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