Best well drillers in Walworth County, South Dakota
Not a pay-to-play list: these are the 21 drilling companies with wells on record in Walworth County, ranked by wells actually drilled here — 333 logged wells in the South Dakota DANR well completion report database (NR68) (records as of 2026-08-24). Every number links back to the public record.
| # | Company | In Walworth Co. since 2016 | All-time in county | Statewide |
|---|---|---|---|---|
| 1 | Gregg's Drilling & Excavating | 18 | 55 | 663 |
| 2 | Manikowski Well Drilling | 1 | 18 | 182 |
| 3 | Stretch's Well Service, Inc. | 1 | 4 | 1,175 |
| 4 | Geotek Engineering & Testing | 1 | 4 | 661 |
| 5 | Terry Kemmet Dba K & K Well Drilling | 1 | 4 | 56 |
| 6 | Dakota Boring Company | — | 79 | 994 |
| 7 | Aberle Well Services | — | 74 | 350 |
| 8 | Independent Drilling Co., Inc. | — | 23 | 1,188 |
| 9 | Oahe Drilling Company | — | 22 | 148 |
| 10 | American Engineering Testing,Inc. | — | 14 | 687 |
| 11 | Huron Drilling, Incorporated | — | 11 | 2,246 |
| 12 | Pullman Well Drilling | — | 4 | 3,380 |
| 13 | Prairie Consulting Group, Inc. | — | 4 | 296 |
| 14 | Bob's Drilling & Excavating | — | 4 | 145 |
| 15 | Norbeck & Nicholson Co. | — | 3 | 411 |
| 16 | Gem Star Associates, Inc. | — | 3 | 87 |
| 17 | Environmental Technologies, Inc. | — | 2 | 310 |
| 18 | Venturia Well Drilling | — | 2 | 25 |
| 19 | Dakota Environmental, Inc. | — | 1 | 181 |
| 20 | M & W Drilling Inc. | — | 1 | 40 |
| 21 | Albrecht Well Work | — | 1 | 177 |
Ranked by wells drilled in Walworth County since 2016 (then all-time), from the full SD DANR 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 Walworth County?
Gregg's Drilling & Excavating has drilled the most Walworth County wells in the recent record — 18 since 2016, 55 in the county all-time.
How many well drilling companies work in Walworth County?
21 companies in the SD DANR record have drilled wells in Walworth County; 9 of them have drilled somewhere in South Dakota since 2022. Smaller operators below the record threshold may also serve the area.
How deep is a typical well in Walworth County?
The median drilled depth in Walworth County is 67 ft, based on 378 recorded wells. Depths, water levels, and yields are on the Walworth County wells page.
Well depths, static water levels, tested yields, and drilling cost estimates for this county live on the Walworth County wells page.
Free for property owners. We route your request only to licensed drillers who actually file well logs in Walworth County — never sold elsewhere.
Drill in Walworth County?
If your company is on this list, your profile is free to claim — confirm your details and add your contact information so Walworth County property owners reach you directly.
Claim your profileFree to claim · built from SD DANR public well-log records.