Mann Brothers
Recorded as the driller on 326 water wells across 5 California counties in the California Department of Water Resources (DWR) Well Completion Reports database, most in Riverside County. Well-log records span 1776–1974.
Counties served
Wells drilled by Mann Brothers, by county, across the full record.
| County | Wells drilled |
|---|---|
| Riverside County | 298 |
| Imperial County | 10 |
| San Diego County | 9 |
| San Bernardino County | 7 |
| Ventura County | 2 |
Well characteristics
Across the wells Mann Brothers has drilled, the median depth is 394 ft (middle half 264 ft–548 ft), median tested yield 1,055 gpm, and median static water level 104 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.
Original drilling logs
Recent well logs filed by Mann Brothers, straight from the public DWR record:
"Records span 1776–1974" 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 Riverside County, including Mann Brothers.
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