McClain County, Oklahoma Wells Summary
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Total wells
Drill activity
McClain County contains 3,680 wells on file, with top operators including VALIDUS ENERGY II MIDCON LLC and EOG RESOURCES INC.
Most recent well on record: Emerald City 0703-081720, operated by VALIDUS ENERGY II MIDCON LLC — last updated August 2026.
County FIPS Code: 40087
Active drilling rigs · Baker Hughes snapshot, week of 2026-07-17
By basin
- 20 Cana Woodford
- 19 Granite Wash
- 8 Other
- 2 Ardmore Woodford
- 1 Arkoma Woodford
Drilling for
- 50 Oil
McClain 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.
3,628 wells plotted ·
6 active in last 60 days
Basemap © OpenStreetMap contributors · well data © Oil and Gas Information · tiles served by DynamoMap
Top Operators in McClain County by total wells
Operators: Validus Energy Ii Midcon Llc, Eog Resources Inc, Charter Oak Production Co Llc, Daylight Petroleum Llc, Red Rocks Oil & Gas Operating Llc, Fbf Energy Llc, Fw Midcon I, Llc, Sparks Resources Inc, Gilliland Oil And Gas Inc, Blackjack Operating, Llc.
Top Counties in Oklahoma most active by total wells
Compare McClain against the other busiest counties in Oklahoma:
Recent wells
| Well Name | Last activity | Updates | Operator | API |
|---|---|---|---|---|
| Emerald City 0703-081720 | 2026-08-18 | VALIDUS ENERGY II MIDCON LLC | 3508700133 | |
| Crowley 7-18-7N-4W | 2026-08-18 | ECKARD OPERATING, LLC | 3508700130 | |
| Emerald City 0703-081720 | 2026-08-18 | VALIDUS ENERGY II MIDCON LLC | 3508700134 | |
| Crowley 7-18-7N-4W | 2026-08-18 | ECKARD OPERATING, LLC | 3508700129 | |
| West Goldsby Osborn Unit | 2026-08-18 | TWISTED OAK OPERATING LLC | 3508700131 | |
| West Goldsby Osborn Unit | 2026-08-18 | TWISTED OAK OPERATING LLC | 3508700132 | |
| Rice 0602 3-10-15 | 2026-06-16 | BLACKJACK OPERATING, LLC | 3508700125 | |
| No More Tears 6-31-7N-4W | 2026-06-16 | ECKARD OPERATING, LLC | 3508700127 | |
| Rice 0602 3-10-15 | 2026-06-16 | BLACKJACK OPERATING, LLC | 3508700124 | |
| No More Tears 6-31-7N-4W | 2026-06-16 | ECKARD OPERATING, LLC | 3508700128 |
Surface Ownership Records: