42-353-33719
INJECTIONCJR
NOLAN County · District 7 · EXTEX OPERATING COMPANY · T. D. Y. (ELLENBURGER)
Permits
1
Max Depth
7,999 ft
First Permit
2020-07-29
Latest Activity
2020-07-29
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2021-02-03
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: EXTEX OPERATING COMPANY ≠ Permit: CHOLLA PETROLEUM, INC.
Resolved via: scheduling → EXTEX OPERATING COMPANY
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
2021-02
Last Production
2026-07
Injection / Disposal
Permitted Volume
24,000 bbl/d
Max Pressure
3,450 psi
Injection Interval
6,900–7,600 ft
Injected (12mo)
1,055,076 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-11-01)
Seismicity: no M2+ earthquakes recorded within 10 km in the last 24 months · TexNet catalog
Operator History
originally filed by CHOLLA PETROLEUM, INC. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 2,426 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| WOLFCAMP - DISPOSAL (Wolfcamp) | 3,568 ft | -1,142 ft |
| COLEMAN JUNCTION - CORROSIVE; PO (Coleman Junction) | 3,605 ft | -1,179 ft |
| NOODLE CREEK - DISPOSAL | 4,120 ft | -1,694 ft |
| FLIPPEN LIME - DISPOSAL | 4,463 ft | -2,037 ft |
| BRECKENRIDGE - DISPOSAL | — | — |
| ELM CREEK - DISPOSAL | — | — |
| FLIPPEN SAND - DISPOSAL | — | — |
| KING SAND - DISPOSAL | — | — |
| TANNEHILL - DISPOSAL (Tannehill) | — | — |
| WICHITA ALBANY - DISPOSAL (Wichita-Albany) | — | — |
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 (2)
| Interval | Type |
|---|---|
| 7,114–7,600 ft | Perforated |
| 7,114–7,600 ft | Open hole |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 40 ft | 70 sx |
| 10.75" | 2,400 ft | 1,355 sx |
| 7.625" | 7,114 ft | 1,105 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
- 1W
- Max Depth
- 7,999 ft
- Drill Type
- Vertical
- County
- NOLAN
- District
- 7
- Operator
- EXTEX OPERATING COMPANY
- Completed
- 2021-02-03
Operator
- Name
- EXTEX OPER CO
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-01-07)
- Cum Oil (all leases)
- 5,887,486 bbl
- Cum Gas (all leases)
- 10,031,045 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 117