42-431-32615
Final CompletionWESTBROOK 8
STERLING County · District 8 · RANGE PRODUCTION COMPANY · W. A. M. (WOLFCAMP)
Permits
2
Max Depth
7,900 ft
First Permit
1993-02-09
Latest Activity
2007-09-27
Lifespan
15 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2007-09-15
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: RANGE PRODUCTION COMPANY ≠ Production: BURK ROYALTY CO., LTD. (reported 2026-04)
Resolved via: production → BURK ROYALTY CO., LTD.
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
1993-06
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 (8) Elevation 2,450 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CLEARFORK B (LEONARD) (Clear Fork) | 4,940 ft | -2,490 ft |
| DEAN MARKER (Dean) | 5,450 ft | -3,000 ft |
| WOLFCAMP | 5,598 ft | -3,148 ft |
| BASE OF WOLFCAMP (Wolfcamp) | 6,918 ft | -4,468 ft |
| CISCO | 6,920 ft | -4,470 ft |
| TOP OF CISCO (Cisco) | 6,922 ft | -4,472 ft |
| CANYON | 7,193 ft | -4,743 ft |
| TOP OF CANYON 7140 (Canyon) | — | — |
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 (3)
| Interval | Type |
|---|---|
| 5,904–5,920 ft | Perforated |
| 6,996–7,363 ft | Perforated |
| 7,272–7,363 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,821 ft | 610 sx |
| 5.5" | 7,595 ft | 575 sx |
Permit History (2)
Applications (2)
Records & Logs
7 completion filings on record · 2 with log images at RRC.
+1 more filings
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
- 7
- Max Depth
- 7,900 ft
- Drill Type
- Vertical
- County
- STERLING
- District
- 8
- Operator
- RANGE PRODUCTION COMPANY
- Completed
- 2007-09-15
Operator
- Name
- RANGE PROD CO
- Location
- FORT WORTH
- P-5 Status
- Inactive (filed 2015-03-04)
- Cum Oil (all leases)
- 24,506,970 bbl
- Cum Gas (all leases)
- 450,917,099 mcf
- Total Permits
- 1,666