⟁ Pennsylvania Well Records field records · 2026 survey

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Thomas B Harper

Recorded as the driller on 209 water wells across 6Pennsylvaniacounties in the Pennsylvania Groundwater Information System (PaGWIS), published by the PA Department of Conservation and Natural Resources, most in Philadelphia County. Well-log records span 1894–1937.

209wells on record
—since 2022
6counties served
251 ftmedian depth

Counties served

Wells drilled by Thomas B Harper, by county, across the full record.

CountyWells drilled
Philadelphia County190
Montgomery County8
Delaware County4
Chester County4
Bucks County2
Northampton County1

Well characteristics

Across the wells Thomas B Harper has drilled, the median depth is 251 ft (middle half 124 ft–440 ft), median tested yield 42 gpm, and median static water level 20 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by Thomas B Harper, straight from the public DCNR record:

"Records span 1894–1937" 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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