Bruce Mackay Pump & Well Service Inc.
Recorded as the driller on 261 water wells across 10 California counties in the California Department of Water Resources (DWR) Well Completion Reports database, most in Mono County. Well-log records span 1996–2026.
Counties served
Wells drilled by Bruce Mackay Pump & Well Service Inc., by county, across the full record.
| County | Wells drilled |
|---|---|
| Mono County | 78 |
| Alpine County | 36 |
| Placer County | 33 |
| Nevada County | 32 |
| Inyo County | 25 |
| El Dorado County | 20 |
| Plumas County | 17 |
| Sierra County | 13 |
| Lassen County | 5 |
| Modoc County | 2 |
Well characteristics
Across the wells Bruce Mackay Pump & Well Service Inc. has drilled, the median depth is 253 ft (middle half 180 ft–380 ft), median tested yield 40 gpm, and median static water level 55 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.
Original drilling logs
Recent well logs filed by Bruce Mackay Pump & Well Service Inc., straight from the public DWR record:
"Records span 1996–2026" 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 Mono County, including Bruce Mackay Pump & Well Service Inc..
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