Hearn Drilling Co.
Recorded as the driller on 492 water wells across 4 California counties in the California Department of Water Resources (DWR) Well Completion Reports database, most in Kern County. Well-log records span 1991–2022.
Counties served
Wells drilled by Hearn Drilling Co., by county, across the full record.
| County | Wells drilled |
|---|---|
| Kern County | 488 |
| Tulare County | 2 |
| Ventura County | 1 |
| Madera County | 1 |
Well characteristics
Across the wells Hearn Drilling Co. has drilled, the median depth is 350 ft (middle half 275 ft–430 ft), median tested yield 40 gpm, and median static water level 75 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.
Original drilling logs
Recent well logs filed by Hearn Drilling Co., straight from the public DWR record:
"Records span 1991–2022" refers to the earliest and latest well logs attributed to this company in the DWR database — the state digitized older paper logs, so the first date is the oldest record on file, not necessarily the company's founding year.
Free. Goes to licensed drillers working Kern County, including Hearn Drilling Co..
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