⟁ Pennsylvania Well Records field records · 2026 survey

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Mccormick Drilling Co.

Recorded as the driller on 373 water wells across 7Pennsylvaniacounties in the Pennsylvania Groundwater Information System (PaGWIS), published by the PA Department of Conservation and Natural Resources, most in Butler County. Well-log records span 1928–1986.

373wells on record
—since 2022
7counties served
112 ftmedian depth

Counties served

Wells drilled by Mccormick Drilling Co., by county, across the full record.

CountyWells drilled
Butler County313
Allegheny County20
Armstrong County13
Washington County11
Fayette County8
Westmoreland County7
Beaver County1

Well characteristics

Across the wells Mccormick Drilling Co. has drilled, the median depth is 112 ft (middle half 82 ft–154 ft), median tested yield 20 gpm, and median static water level 50 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Mccormick Drilling Co., straight from the public DCNR record:

"Records span 1928–1986" refers to the earliest and latest well logs attributed to this company in the DCNR 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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