Iowa Well Data field records · 2026 survey

← All Iowa drillers

Halweg, JR,David - 10712

Recorded as the driller on 192 water wells across 16 Iowa counties 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 County 80
Delaware County 24
Clayton County 20
Jackson County 20
Buchanan County 13
Fayette County 7
Black Hawk County 5
Howard County 5
Jones County 5
Allamakee County 3
Winneshiek County 3
Butler County 2

…and 4 more Iowa counties.

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.

Looking for a well driller in Dubuque County? Get quotes

Free for property owners. We route your request only to licensed drillers who actually file well logs in Dubuque County — never sold elsewhere.

Is this your company?

This page is built from the public Iowa DNR well-log record and helps property owners find a driller. Claim it (free) to confirm the details are right and give customers a way to reach you.

Claim this page

This directory helps property owners find a driller, using public Iowa DNR records. Claim your page to confirm the details are accurate and give customers a way to reach you. Free — reviewed before anything goes live.

Want the top spot too? Featured lifts you to the top of the Iowa driller directory, above the unclaimed listings, and marks you with a ★ and a Featured badge on every county ranking you appear in — $49/mo, cancel anytime. County rankings stay ordered by wells actually drilled, so a sponsor never outranks the record. Claiming stays free either way.