42-431-32814
PRODUCINGGLASS J. L. ESTATE B
STERLING County · District 8 · BLACK RIVER OPERATING LLC · HERRELL
Permits
1
Max Depth
2,600 ft
First Permit
1996-02-14
Latest Activity
1996-02-14
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1996-06-10
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: BLACK RIVER OPERATING LLC ≠ Permit: MARATHON OIL COMPANY
Resolved via: production → BLACK RIVER OPERATING 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
1996-06
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 (5) Elevation 2,596 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SEVEN RIVERS | 1,142 ft | +1,454 ft |
| QUEEN | 1,456 ft | +1,140 ft |
| GRAYBURG | 1,602 ft | +994 ft |
| SAN ANDRES | 1,714 ft | +882 ft |
| CLEARFORK (Clear Fork) | 2,384 ft | +212 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 (2)
| Interval | Type |
|---|---|
| 2,430–2,457 ft | Perforated |
| 2,470–2,486 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 606 ft | 350 sx |
| 5.5" | 2,600 ft | 715 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 1 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
- 4
- Max Depth
- 2,600 ft
- Drill Type
- Vertical
- County
- STERLING
- District
- 8
- Operator
- BLACK RIVER OPERATING LLC
- Completed
- 1996-06-10
Operator
- Name
- BLACK RIVER OPER LLC
- Location
- KELLER
- P-5 Status
- X (filed 2026-01-27)
- Cum Oil (all leases)
- 161,625 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 1