42-105-42405
PRODUCING HorizontalUNIVERSITY EAST
CROCKETT County · District 7 · RRP OPERATING LLC · LIN (WOLFCAMP)
Permits
1
Max Depth
8,999 ft
First Permit
2017-06-20
Latest Activity
2017-06-20
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2018-04-17
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: RRP OPERATING LLC ≠ Permit: EP ENERGY E&P COMPANY, L.P.
Resolved via: production → RRP 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
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 (8) Elevation 2,630 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN | 1,119 ft | +1,511 ft |
| SAN ANDRES | 1,458 ft | +1,172 ft |
| LEONARD | 3,296 ft | -666 ft |
| WOLFCAMP | 5,749 ft | -3,119 ft |
| CANYON | — | — |
| DEVONIAN | — | — |
| ELLENBURGER | — | — |
| STRAWN | — | — |
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 |
|---|---|
| 6,417–14,074 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 962 ft | 725 sx |
| 5.5" | 14,167 ft | 2,050 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 and the UL library can't be deep-linked — clicking copies the API for you to paste.
Well Details
- Well Number
- 4128AH
- Max Depth
- 8,999 ft
- Drill Type
- Horizontal
- County
- CROCKETT
- District
- 7
- Operator
- RRP OPERATING LLC
- Completed
- 2018-04-17
Operator
- Name
- RRP OPER LLC
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-02-13)
- Cum Oil (all leases)
- 7,525,748 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 4