⟁ California Well Data field records · 2026 survey

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West Hazmat Drilling Corp

Recorded as the driller on 1,702 water wells across 29 California counties in the California Department of Water Resources (DWR) Well Completion Reports database, most in Santa Clara County. Well-log records span 1900–2004.

1,702wells on record
—since 2022
29counties served
31 ftmedian depth

Counties served

Wells drilled by West Hazmat Drilling Corp, by county, across the full record.

CountyWells drilled
Santa Clara County 645
Orange County 213
Los Angeles County 201
San Diego County 99
Alameda County 93
Sacramento County 82
San Bernardino County 70
Riverside County 66
San Mateo County 46
San Francisco County 34
Contra Costa County 19
Imperial County 16
Show all 29 counties
Ventura County 15
Monterey County 15
Santa Barbara County 14
Mono County 14
San Benito County 11
El Dorado County 10
Solano County 8
San Joaquin County 8
Nevada County 5
Sonoma County 4
Santa Cruz County 2
Kern County 2
Merced County 2
Stanislaus County 2
Marin County 2
Yolo County 2
Fresno County 1

Well characteristics

Across the wells West Hazmat Drilling Corp has drilled, the median depth is 31 ft (middle half 25 ft–52 ft), median tested yield 15 gpm, and median static water level 25 ft below ground surface. These summarize the company's own filed logs, not a marketing claim.

Original drilling logs

Recent well logs filed by West Hazmat Drilling Corp, straight from the public DWR record:

"Records span 1900–2004" 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.

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