42-109-34237
PRODUCING HorizontalDONERAIL 8 FEE UNIT
CULBERSON County · District 8 · COTERRA ENERGY OPERATING CO. · DERBY (BONE SPRING)
Permits
1
Max Depth
15,000 ft
First Permit
2024-04-26
Latest Activity
2024-04-26
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2024-12-01
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: COTERRA ENERGY OPERATING CO. ≠ Permit: CIMAREX ENERGY CO.
Resolved via: production → COTERRA ENERGY OPERATING CO.
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
2024-12
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 (10) Elevation 3,538 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| FORD / DELAWARE (Delaware) | 2,173 ft | +1,365 ft |
| DELAWARE | 2,266 ft | +1,272 ft |
| CHERRY CANYON | 3,238 ft | +300 ft |
| BONE SPRING | 5,755 ft | -2,217 ft |
| ATOKA | — | — |
| CAPITAN REEF (Capitan) | — | — |
| MORROW | — | — |
| RUSTLER | — | — |
| STRAWN | — | — |
| WOLFCAMP | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 8,255–18,696 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,133 ft | 980 sx |
| 7" | 7,858 ft | 605 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
Well Details
- Well Number
- 12H
- Max Depth
- 15,000 ft
- Drill Type
- Horizontal
- County
- CULBERSON
- District
- 8
- Operator
- COTERRA ENERGY OPERATING CO.
- Completed
- 2024-12-01
Operator
- Name
- COTERRA ENGY OPER CO
- Location
- MIDLAND
- P-5 Status
- X (filed 2026-05-20)
- Cum Oil (all leases)
- 102,327 bbl
- Cum Gas (all leases)
- 161,324,541 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 184