MANDERSON Field Activity and Well Summary
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Total wells
Drill activity
The MANDERSON oil & gas field in Wyoming contains 201 wells on file.
Top operators: NATURAL GAS PROCESSING COMPANY, KCS MOUNTAIN RESOURCES INC, and others.
Most recent well: 44-29L, operated by KCS MOUNTAIN RESOURCES INC — last updated March 2026.
MANDERSON field coverage
Counties the MANDERSON field intersects.
Recent wells
| Well Name | County | Last activity | Updates | Operator | API |
|---|---|---|---|---|---|
| 44-29L | Big Horn | 2026-03-18 | KCS MOUNTAIN RESOURCES INC | 321015 | |
| 13-28L | Big Horn | 2026-03-18 | KCS MOUNTAIN RESOURCES INC | 320969 | |
| 44-32L | Big Horn | 2026-03-18 | KCS MOUNTAIN RESOURCES INC | 321013 | |
| 14-36P | Big Horn | 2026-03-18 | KCS MOUNTAIN RESOURCES INC | 320990 | |
| MANDERSON #1 | Big Horn | 2026-03-18 | NATURAL GAS CORP OF CALIFORNIA | 320868 | |
| MANDERSON #1 | Big Horn | 2026-03-18 | MITCHELL ENERGY CORP | 320653 | |
| 42-29L | Big Horn | 2026-03-18 | KCS MOUNTAIN RESOURCES INC | 320971 | |
| 14-36L | Big Horn | 2026-03-18 | KCS MOUNTAIN RESOURCES INC | 321003 | |
| 42-29P | Big Horn | 2026-03-18 | KCS MOUNTAIN RESOURCES INC | 320970 | |
| 23-33L | Big Horn | 2026-03-18 | KCS MOUNTAIN RESOURCES INC | 321019 |
Top Operators in the MANDERSON field by total wells
Operators: Natural Gas Processing Company, Kcs Mountain Resources Inc, Exxon Mobil Oil Corporation, Wyoil Corp, Union Oil Co Of California, Saga Petroleum Llc Of Colorado, Kimbark Operating Company, M-3 Industries, Beartooth Oil And Gas Co, Drumheller.
Other Major Fields in Wyoming most active by total wells
Compare the MANDERSON 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