Best well drillers in Cook County, Minnesota
Not a pay-to-play list: these are the 21 drilling companies with wells on record in Cook County, ranked by wells actually drilled here — 2,151 logged wells in the Minnesota County Well Index (CWI), maintained by the Minnesota Geological Survey and the Minnesota Department of Health (records as of 2026-08-13). Every number links back to the public record.
| # | Company | In Cook Co. since 2016 | All-time in county | Statewide |
|---|---|---|---|---|
| 1 | Mckeever, K. | 303 | 578 | 671 |
| 2 | Rasmussen, R. | 33 | 111 | 1,903 |
| 3 | Mckeever, D. | 9 | 113 | 125 |
| 4 | Mckeever, R. | 1 | 415 | 473 |
| 5 | Ojard, J. | 1 | 47 | 110 |
| 6 | Cheney, K. | 1 | 1 | 713 |
| 7 | Hokenson, J. | 1 | 1 | 684 |
| 8 | Lovold, B. | — | 414 | 767 |
| 9 | Ojard, S. | — | 142 | 574 |
| 10 | Mindestrom, C | — | 124 | 1,028 |
| 11 | Haveri, K. | — | 112 | 517 |
| 12 | Rasmussen, L. | — | 53 | 275 |
| 13 | Madison, J. | — | 14 | 76 |
| 14 | Rasmussen, J. | — | 11 | 128 |
| 15 | Beuning, W. | — | 3 | 755 |
| 16 | Waddell, L. | — | 3 | 736 |
| 17 | Petersen, D. | — | 2 | 2,404 |
| 18 | Graves, D. | — | 2 | 394 |
| 19 | Cottrell, J. | — | 2 | 379 |
| 20 | Madison, D. | — | 2 | 218 |
| 21 | Magnuson, D. | — | 1 | 189 |
Ranked by wells drilled in Cook County since 2016 (then all-time), from the full CWI 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 Cook County?
Mckeever, K. has drilled the most Cook County wells in the recent record — 303 since 2016, 578 in the county all-time.
How many well drilling companies work in Cook County?
21 companies in the CWI record have drilled wells in Cook County; 6 of them have drilled somewhere in Minnesota since 2022. Smaller operators below the record threshold may also serve the area.
How deep is a typical well in Cook County?
The median drilled depth in Cook County is 205 ft, based on 2,456 recorded wells. Depths, water levels, and yields are on the Cook County wells page.
Well depths, static water levels, tested yields, and drilling cost estimates for this county live on the Cook County wells page.
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