Iowa Well Data field records · 2026 survey

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Speidel,David - 40254

Recorded as the driller on 69 water wells across 10 Iowa counties in the Iowa DNR Well Information System (IWIS), most in Benton County. Well-log records span 1900–2003.

69wells on record
since 2022
10counties served
257 ftmedian depth

Counties served

Wells drilled by Speidel,David - 40254, by county, across the full record.

CountyWells drilled
Benton County 26
Linn County 18
Buchanan County 9
Jones County 7
Black Hawk County 4
Delaware County 1
Dubuque County 1
Fayette County 1
Iowa County 1
Tama County 1

Well characteristics

Across the wells Speidel,David - 40254 has drilled, the median depth is 257 ft (middle half 205 ft–309 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 Speidel,David - 40254, straight from the public Iowa DNR record:

"Records span 1900–2003" refers to the earliest and latest well logs attributed to this company in the Iowa DNR 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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