GREYBULL Field Activity and Well Summary
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Total wells
Drill activity
The GREYBULL oil & gas field in Wyoming contains 346 wells on file.
Top operators: BIG HORN OIL & GAS, NEW ERA PETROLEUM INC, and others.
Most recent well: 1 KREUGER, operated by NATIONAL TREASURE MINES — last updated March 2026.
GREYBULL field coverage
Counties the GREYBULL field intersects.
Recent wells
| Well Name | County | Last activity | Updates | Operator | API |
|---|---|---|---|---|---|
| 1 KREUGER | Big Horn | 2026-03-18 | NATIONAL TREASURE MINES | 307187 | |
| A-11 | Big Horn | 2026-03-18 | NATIONAL TREASURE MINES | 307185 | |
| 2-B | Big Horn | 2026-03-18 | NATIONAL TREASURE MINES | 307184 | |
| GREYBULL #13 | Big Horn | 2026-03-18 | NATIONAL TREASURE MINES | 307186 | |
| GREYBULL #7 | Big Horn | 2026-03-18 | VICTORIA PETROLEUM | 307123 | |
| GREYBULL #12 | Big Horn | 2026-03-18 | PRIDE OIL LLC | 307125 | |
| GREYBULL #1 | Big Horn | 2026-03-18 | WEST R B OIL | 307174 | |
| GREYBULL #14 | Big Horn | 2026-03-18 | NATIONAL TREASURE MINES | 307126 | |
| GREYBULL #9 | Big Horn | 2026-03-18 | NATIONAL TREASURE MINES | 307124 | |
| 4 KREUGER | Big Horn | 2026-03-18 | NATIONAL TREASURE MINES | 307188 |
Top Operators in the GREYBULL field by total wells
Operators: Big Horn Oil & Gas, New Era Petroleum Inc, Cat Oil, Alpha Petrovision Us Inc, Kreuger Oil Etal, Carlson Petroleum Company, Cascade Oil, Natural Gas Processing Company, Bp Exploration Inc, Unknown.
Other Major Fields in Wyoming most active by total wells
Compare the GREYBULL field against the other busiest oil and gas fields in Wyoming:
- Wc · 76,411 wells
- Prb Coal Bed · 46,479 wells
- Pinedale · 5,251 wells
- Salt Creek · 4,822 wells
- Jonah · 3,451 wells
- Osage · 2,266 wells
- Crossbow · 1,471 wells
- Siberia Ridge · 1,453 wells
- Teapot Naval Reserve · 1,424 wells
- Echo Springs · 1,063 wells