Best well drillers in Sumter County, South Carolina
Not a pay-to-play list: these are the 23 drilling companies with wells on record in Sumter County, ranked by wells actually drilled here — 305 logged wells in the SC Department of Environmental Services' Coastal Plain Well Inventory together with the USGS National Water Information System groundwater inventory (records as of 2026-10-12). Every number links back to the public record.
| # | Company | In Sumter Co. since 2016 | All-time in county | Statewide |
|---|---|---|---|---|
| 1 | Aaa Well Drilling | 17 | 73 | 700 |
| 2 | Mccall Brothers | 6 | 10 | 80 |
| 3 | Grosch | 2 | 18 | 146 |
| 4 | Professional Pump & Well | 1 | 1 | 38 |
| 5 | Heater Well Co. | — | 50 | 402 |
| 6 | Lyles | — | 46 | 63 |
| 7 | Layne-Atlantic | — | 44 | 630 |
| 8 | Baird | — | 14 | 29 |
| 9 | Mcneill | — | 9 | 124 |
| 10 | Barrineau | — | 8 | 38 |
| 11 | Connolly | — | 5 | 83 |
| 12 | Austin | — | 4 | 67 |
| 13 | Powell | — | 4 | 242 |
| 14 | Berrie | — | 4 | 102 |
| 15 | Rowe | — | 3 | 49 |
| 16 | Bill's Well Drilling | — | 3 | 39 |
| 17 | Demco | — | 3 | 30 |
| 18 | Usgs | — | 1 | 240 |
| 19 | Sydnor | — | 1 | 120 |
| 20 | Starnes | — | 1 | 109 |
| 21 | Cribbs | — | 1 | 86 |
| 22 | Hartsfield | — | 1 | 36 |
| 23 | Mccall | — | 1 | 36 |
Ranked by wells drilled in Sumter County since 2016 (then all-time), from the full SCDES + USGS 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 Sumter County?
Aaa Well Drilling has drilled the most Sumter County wells in the recent record — 17 since 2016, 73 in the county all-time.
How many well drilling companies work in Sumter County?
23 companies in the SCDES + USGS record have drilled wells in Sumter County; 4 of them have drilled somewhere in South Carolina since 2022. Smaller operators below the record threshold may also serve the area.
How deep is a typical well in Sumter County?
The median drilled depth in Sumter County is 239 ft, based on 576 recorded wells. Depths, water levels, and yields are on the Sumter County wells page.
Well depths, static water levels, tested yields, and drilling cost estimates for this county live on the Sumter County wells page.
Free. Goes to licensed drillers working Sumter County.
Drill in Sumter County?
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Claim your profileFree to claim · built from SCDES + USGS public well-log records.