42-127-37998
PRODUCING HorizontalPOCO MAS RANCH HC3 DIM
DIMMIT County · District 1 · INEOS USA OIL & GAS LLC · BRISCOE RANCH (EAGLEFORD)
Permits
1
Max Depth
9,000 ft
First Permit
2018-09-20
Latest Activity
2018-09-20
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2018-12-28
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: INEOS USA OIL & GAS LLC ≠ Permit: CHESAPEAKE OPERATING, L.L.C.
Resolved via: production → INEOS USA OIL & GAS 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
2018-12
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 514 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ESCONDIDO - DISPOSAL (Escondido) | 3,720 ft | -3,206 ft |
| OLMOS - DISPOSAL (Olmos) | 4,828 ft | -4,314 ft |
| SAN MIGUEL - H2S (San Miguel) | 5,655 ft | -5,141 ft |
| ANACACHO | 6,451 ft | -5,937 ft |
| AUSTIN CHALK - H2S (Austin Chalk) | 6,700 ft | -6,186 ft |
| EAGLE FORD - H2S (Eagle Ford) | 7,199 ft | -6,685 ft |
| EDWARDS - H2S (Edwards) | — | — |
| GEORGETOWN - H2S (Georgetown) | — | — |
| GLEN ROSE - DISPOSAL (Glen Rose) | — | — |
| PEARSALL | — | — |
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 |
|---|---|
| 7,605–17,888 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,570 ft | 765 sx |
| 5.5" | 18,003 ft | 2,940 sx |
Permit History (1)
Applications (1)
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.
Well Details
- Well Number
- D 4H
- Max Depth
- 9,000 ft
- Drill Type
- Horizontal
- County
- DIMMIT
- District
- 1
- Operator
- INEOS USA OIL & GAS LLC
- Completed
- 2018-12-28
Operator
- Location
- DENVER
- P-5 Status
- X (filed 2026-05-26)
- Cum Oil (all leases)
- 38,411,227 bbl
- Cum Gas (all leases)
- 123,424,939 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 87