42-483-33008
HorizontalMCMAHAN 22
WHEELER County · District 10 · ENERVEST OPERATING L.L.C. · ALLISON-BRITT (12350)
Permits
5
Max Depth
12,782 ft
First Permit
2010-05-11
Latest Activity
2010-05-11
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2011-10-20
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: ENERVEST OPERATING L.L.C. ≠ Production: UNBRIDLED RESOURCES, LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: ENERVEST OPERATING L.L.C. ≠ Permit: LINN OPERATING, INC.
Resolved via: production → UNBRIDLED RESOURCES, LLC
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
2011-10
Last Production
2026-07
Operator History
Chain of Custody
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (12) Elevation 2,495 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| T/BROWN DOLOMITE | 4,529 ft | -2,034 ft |
| PENN SHALE (Pennsylvanian) | 6,454 ft | -3,959 ft |
| B/HEEBNER - T/DOUGLAS | 8,669 ft | -6,174 ft |
| T/TONKAWA | 9,541 ft | -7,046 ft |
| T/TONKAWA | 9,543 ft | -7,048 ft |
| AVANT LS | 10,280 ft | -7,785 ft |
| KANSAS CITY 'A' (Kansas City) | 10,642 ft | -8,147 ft |
| CLEVELAND | 11,065 ft | -8,570 ft |
| MARMATON | 11,246 ft | -8,751 ft |
| OSWEGO | 11,443 ft | -8,948 ft |
| CHEROKEE MARKER | 11,806 ft | -9,311 ft |
| T/CHEROKEE MARKER | 11,806 ft | -9,311 ft |
As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗
Perforations (1)
| Interval | Type |
|---|---|
| 12,465–16,557 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 297 ft | 1,000 sx |
| 9.625" | 7,005 ft | 915 sx |
| 5.5" | 16,651 ft | 1,807 sx |
Permit History (5)
MCMAHAN 22 · 12,782 ft
2010-05-11
Spud 2011-06-04
MCMAHAN 22 · 12,782 ft
2010-05-11
Spud 2011-06-04
MCMAHAN 22 · 12,782 ft
2010-05-11
Spud 2011-06-04
MCMAHAN 22 · 12,782 ft
2010-05-11
Spud 2011-06-04
MCMAHAN 22 · 12,782 ft
2010-05-11
Spud 2011-06-04
Applications (5)
Records & Logs
2 completion filings on record · 2 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 3H
- Max Depth
- 12,782 ft
- Drill Type
- Horizontal
- County
- WHEELER
- District
- 10
- Operator
- ENERVEST OPERATING L.L.C.
- Completed
- 2011-10-20
Operator
- Name
- ENERVEST OPER, L.L.C
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-01-13)
- Cum Oil (all leases)
- 39,678,049 bbl
- Cum Gas (all leases)
- 1,492,558,001 mcf
- Activities
- CSGD/G, G/PUR, GTHS/G, OPRS/G
- Total Permits
- 1,249