Joshua Koepp
Recorded as the driller on 1,327 water wells across 12 Washington counties in Washington State Department of Ecology well construction reports, most in Mason County. Well-log records span 2007–2025.
Counties served
Wells drilled by Joshua Koepp, by county, across the full record.
| County | Wells drilled |
|---|---|
| Mason County | 520 |
| Thurston County | 306 |
| Grays Harbor County | 202 |
| Kitsap County | 95 |
| Pierce County | 78 |
| King County | 44 |
| Pacific County | 33 |
| Jefferson County | 26 |
| Lewis County | 14 |
| Kittitas County | 5 |
| Clallam County | 2 |
| Yakima County | 2 |
Well characteristics
Across the wells Joshua Koepp has drilled, the median depth is 138 ft (middle half 97 ft–219 ft), median tested yield 20 gpm, and median static water level 70 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.
Original drilling logs
Recent well logs filed by Joshua Koepp, straight from the public Ecology record:
"Records span 2007–2025" refers to the earliest and latest well logs attributed to this company in the Ecology 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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