Illinois Well Data field records · 2026 survey

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Knierim, James

Recorded as the driller on 897 water wells across 29 Illinois counties in the Illinois State Geological Survey water well records, most in Peoria County. Well-log records span 1967–1994.

897wells on record
since 2022
29counties served
148 ftmedian depth

Counties served

Wells drilled by Knierim, James, by county, across the full record.

CountyWells drilled
Peoria County 100
Will County 99
Lee County 87
Mchenry County 82
Kendall County 67
Dekalb County 61
Tazewell County 55
Kane County 51
Lasalle County 49
Woodford County 44
Ogle County 37
Bureau County 35

…and 17 more Illinois counties.

Well characteristics

Across the wells Knierim, James has drilled, the median depth is 148 ft (middle half 100 ft–215 ft), median tested yield 20 gpm, 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 Knierim, James, straight from the public ISGS record:

"Records span 1967–1994" refers to the earliest and latest well logs attributed to this company in the ISGS 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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