⟁ Iowa Well Data field records · 2026 survey

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Halweg, JR,David - 10712

Recorded as the driller on 192 water wells across 16Iowacounties in the Iowa DNR Well Information System (IWIS), most in Dubuque County. Well-log records span 1996–2020.

192wells on record
—since 2022
16counties served
250 ftmedian depth

Counties served

Wells drilled by Halweg, JR,David - 10712, by county, across the full record.

CountyWells drilled
Dubuque County80
Delaware County24
Jackson County20
Clayton County20
Buchanan County13
Fayette County7
Jones County5
Black Hawk County5
Howard County5
Allamakee County3
Winneshiek County3
Tama County2
Show all 16counties
Butler County2
Benton County1
Grundy County1
Mitchell County1

Well characteristics

Across the wells Halweg, JR,David - 10712 has drilled, the median depth is 250 ft (middle half 195 ft–380 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 Halweg, JR,David - 10712, straight from the public Iowa DNR record:

"Records span 1996–2020" 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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