Best well drillers in Siskiyou County, California
Not a pay-to-play list: these are the 19 drilling companies with wells on record in Siskiyou County, ranked by wells actually drilled here — 8,019 logged wells in the California Department of Water Resources (DWR) Well Completion Reports database (records as of 2026-08-14). Every number links back to the public record.
| # | Company | In Siskiyou Co. since 2016 | All-time in county | Statewide |
|---|---|---|---|---|
| 1 | Enloe Drilling And Pumps Inc. | 289 | 326 | 442 |
| 2 | A & M Well Drilling Inc. | 145 | 146 | 146 |
| 3 | MC Quoid Well Drilling | 121 | 137 | 137 |
| 4 | Aquarius Well Drilling Inc. | 91 | 110 | 121 |
| 5 | Diamond Core Drilling Inc. | 48 | 48 | 480 |
| 6 | Mcquoid Well Drilling Inc. | 30 | 30 | 30 |
| 7 | Chancellor Drilling & Pump | 28 | 31 | 41 |
| 8 | Clouser Drilling Incorporated | 27 | 30 | 36 |
| 9 | Corrpro Companies Inc. | 18 | 18 | 737 |
| 10 | Conners Well Drilling | 13 | 13 | 149 |
| 11 | Maggiora Bros Drilling Inc. | 9 | 9 | 4,674 |
| 12 | Well Industries Inc. | 9 | 9 | 558 |
| 13 | Mel Meyer | 6 | 7,106 | 101,127 |
| 14 | Sullivan Drilling Inc. | 1 | 1 | 1,387 |
| 15 | Shasta Drilling Inc. | 1 | 1 | 739 |
| 16 | Your H20 Pro | 1 | 1 | 58 |
| 17 | Martell Water Systems Inc. | 1 | 1 | 1,094 |
| 18 | Roadrunner Drilling & Pump Company Inc. | 1 | 1 | 205 |
| 19 | U S Geological Survey | — | 1 | 30 |
Ranked by wells drilled in Siskiyou County since 2016 (then all-time), from the full DWR record. A ★ marks a featured sponsor — sponsors must appear in the county record to be listed, and the ranking below them is never reordered.
Who drills the most wells in Siskiyou County?
Enloe Drilling And Pumps Inc. has drilled the most Siskiyou County wells in the recent record — 289 since 2016, 326 in the county all-time.
How many well drilling companies work in Siskiyou County?
19 companies in the DWR record have drilled wells in Siskiyou County; 17 of them have drilled somewhere in California since 2022. Smaller operators below the record threshold may also serve the area.
How deep is a typical well in Siskiyou County?
The median drilled depth in Siskiyou County is 145 ft, based on 9,272 recorded wells. Depths, water levels, and yields are on the Siskiyou County wells page.
Well depths, static water levels, tested yields, and drilling cost estimates for this county live on the Siskiyou County wells page.
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