⟁ Illinois Well Data field records · 2026 survey

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Knierim, Phil

Recorded as the driller on 5,399 water wells across 27Illinoiscounties in the Illinois State Geological Survey water well records, most in Will County. Well-log records span 1953–2001.

5,399wells on record
—since 2022
27counties served
160 ftmedian depth

Counties served

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

CountyWells drilled
Will County1,155
Dupage County1,008
Kane County881
Cook County657
Kendall County556
Lasalle County351
Mchenry County317
Kankakee County146
Grundy County110
Lake County57
Dekalb County39
Lee County38
Show all 27counties
Livingston County25
Bureau County13
Ogle County10
Iroquois County7
Woodford County6
Putnam County6
Peoria County5
Rock Island County3
Vermilion County2
Henry County2
Crawford County1
Clark County1
Ford County1
Marshall County1
Whiteside County1

Well characteristics

Across the wells Knierim, Phil has drilled, the median depth is 160 ft (middle half 120 ft–210 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, Phil, straight from the public ISGS record:

"Records span 1953–2001" 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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