The Excello-Mulky formation in OK currently has 65,702 wells from 2,171 active operators on file. 15 permits have been filed for new Excello-Mulky wells in the last 24 months.
Primary counties: NOWATA (OK), WASHINGTON (OK), TULSA (OK), OSAGE (OK), CREEK (OK)
| Year | Permits | Operators permitting | Median lateral (ft) |
|---|---|---|---|
| 2020 | 29 | 16 | — |
| 2021 | 11 | 8 | — |
| 2022 | 5 | 4 | — |
| 2023 | 4 | 4 | — |
| 2024 | 4 | 4 | — |
| 2025 | 10 | 10 | — |
| 2026 | 5 | 3 | — |
Computed by Valor from public oil and gas data. The current year is partial; medians need at least three laterals.
| Rank | Operator | Wells |
|---|---|---|
| 1 | State Fund Plugging | 2,055 |
| 2 | Gateway Resources | 1,773 |
| 3 | Endeavor Energy Resources | 859 |
| 4 | Rocky Roads Operating LLC | 576 |
| 5 | Exxon Mobil | 569 |
| 6 | Pemco | 547 |
| 7 | Comdisco Resources | 496 |
| 8 | Bratco Operating Company | 390 |
| 9 | Bullseye Operating | 387 |
| 10 | Entransco Energy | 357 |