42-109-32832
NOT ELIGIBLE FOR ALLOWABLE HorizontalSHEPARD STATE
CULBERSON County · District 8 · COG OPERATING LLC · SANDBAR (BONE SPRING)
Permits
2
Max Depth
9,500 ft
First Permit
2015-02-26
Latest Activity
2015-02-26
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2015-05-18
Shut-In
—
Plugged
—
P-5 Org Status: X
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
2015-05
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (14) Elevation 3,182 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 351 ft | +2,831 ft |
| RUSTLER | 450 ft | +2,732 ft |
| FORD-DELAWARE (Delaware) | 2,500 ft | +682 ft |
| DELAWARE | 2,600 ft | +582 ft |
| CHERRY CANYON | 3,418 ft | -236 ft |
| CHERRY CANYON | 3,600 ft | -418 ft |
| BONE SPRINGS (Bone Spring) | 6,150 ft | -2,968 ft |
| BONE SPRINGS (Bone Spring) | 6,185 ft | -3,003 ft |
| WOLFCAMP | 7,900 ft | -4,718 ft |
| ATOKA | — | — |
| MISSISSIPPIAN | — | — |
| MORROW | — | — |
| 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 ↗
Perforations (1)
| Interval | Type |
|---|---|
| 9,412–14,065 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 404 ft | 400 sx |
| 9.625" | 2,563 ft | 850 sx |
| 5.5" | 14,116 ft | 2,725 sx |
Permit History (2)
Applications (2)
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 and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 813H
- Max Depth
- 9,500 ft
- Drill Type
- Horizontal
- County
- CULBERSON
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2015-05-18
Operator
- Name
- COG OPER LLC
- Location
- MIDLAND
- P-5 Status
- X (filed 2026-06-02)
- Cum Oil (all leases)
- 645,285,792 bbl
- Cum Gas (all leases)
- 305,183,488 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 4,547