Williams County has 6,954 wells in the NDIC well file — 3,715 of them producing today (3,715 oil, 0 gas), 442 permitted, 0 spudded but not yet completed, and 1,523 plugged and abandoned. The most active operator by well count is Hess Bakken Investments Ii, LLC. Figures come from the 2026-09-29 NDIC bulk file; production runs through 2026-07.
| Operator | Wells |
|---|---|
| Hess Bakken Investments Ii, LLC | 1,014 |
| Continental Resources, INC. | 973 |
| Oasis Petroleum North America LLC | 593 |
| Whiting Oil And Gas Corporation | 541 |
| Devon Energy Williston, L.l.c. | 515 |
| Kraken Operating, LLC | 354 |
| Neptune Operating LLC | 331 |
| Amerada Hess Corporation | 317 |
| Xto Energy INC | 303 |
| Zavanna Energy Operating, LLC | 214 |
| Field | Wells |
|---|---|
| Beaver Lodge | 624 |
| Truax | 345 |
| East Fork | 338 |
| Tioga | 277 |
| Wildcat | 232 |
| Capa | 231 |
| Dollar Joe | 204 |
| Stockyard Creek | 178 |