Ellis County, Oklahoma Wells Summary
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Total wells
Drill activity
Ellis County contains 4,155 wells on file, with top operators including UNBRIDLED RESOURCES LLC and MEWBOURNE OIL COMPANY.
Most recent well on record: Crooks, operated by KENNETH W CORY LTD — last updated April 2026.
Active drilling rigs · Baker Hughes snapshot, week of 2026-07-02
By basin
- 20 Cana Woodford
- 18 Granite Wash
- 7 Other
- 2 Ardmore Woodford
- 1 Arkoma Woodford
Drilling for
- 48 Oil
Ellis County well density
Every dot is one well — small blue dots are historic wells;
larger orange dots are wells with activity in the last 60 days.
4,080 wells plotted ·
0 active in last 60 days
Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap
Top Operators in Ellis County by total wells
Operators: Unbridled Resources Llc, Mewbourne Oil Company, Be Anadarko Ii, Llc, Unit Petroleum Company, Latigo Oil & Gas, Inc., Presidio Petroleum Llc, Urban Oil & Gas Group Llc, Express Oil & Gas Llc, Crawley Petroleum Corporation, Chesapeake Operating Llc.
Top Counties in Oklahoma most active by total wells
Compare Ellis against the other busiest counties in Oklahoma:
Recent wells
| Well Name | Last activity | Updates | Operator | API |
|---|---|---|---|---|
| Crooks | 2026-04-20 | KENNETH W CORY LTD | 3504500097 | |
| Piles Creek 22-34 CN | 2026-04-20 | MEWBOURNE OIL COMPANY | 3504500100 | |
| HANAN 31-20-23 | 2026-03-18 | UNBRIDLED RESOURCES LLC | 3504523156 | |
| SCHOOL TRUST "36" | 2026-03-18 | MEWBOURNE OIL COMPANY | 3504523120 | |
| JOHNS 10-21-25 | 2026-03-18 | UNBRIDLED RESOURCES LLC | 3504523140 | |
| DAVIS 34-20-25 | 2026-03-18 | UNBRIDLED RESOURCES LLC | 3504523155 | |
| SALLY JO | 2026-03-18 | JONES ENERGY LLC | 3504523089 | |
| DONNIE 33-18-26 | 2026-03-18 | UNBRIDLED RESOURCES LLC | 3504523073 | |
| LITTLE TURKEY | 2026-03-18 | UNBRIDLED RESOURCES LLC | 3504523105 | |
| HOLLOWAY | 2026-03-18 | EOG RESOURCES INC | 3504523119 |
Surface Ownership Records:
