42-469-30578
Final CompletionZIMMER JOHN
VICTORIA County · District 2 · GRAHAM ROYALTY LTD. · COLETTO CREEK (2300)
Permits
2
Max Depth
4,513 ft
First Permit
1993-06-14
Latest Activity
1997-11-17
Lifespan
4 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1977-02-26
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: GRAHAM ROYALTY LTD. ≠ Production: COSTILLA ENERGY, INC. (reported 1998-04)
EWA / Permit operator mismatch
Scheduling: GRAHAM ROYALTY LTD. ≠ Permit: COSTILLA ENERGY, INC.
Resolved via: scheduling → GRAHAM ROYALTY 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
1993-01
Last Production
2026-07
Injection / Disposal
Permitted Volume
6,000 bbl/d
Max Pressure
1,100 psi
Injection Interval
2,830–3,235 ft
Injected (12mo)
814,500 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-11-01)
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 66 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| 2100 SAND | 2,116 ft | -2,050 ft |
| 2100' SD | 2,116 ft | -2,050 ft |
| 2300 SAND | 2,270 ft | -2,204 ft |
| 2300' SAND | 2,302 ft | -2,236 ft |
| CATAHOULA | 2,630 ft | -2,564 ft |
| FRIO | 3,265 ft | -3,199 ft |
| 4700 SAND | 4,744 ft | -4,678 ft |
| 4700' SD | 4,744 ft | -4,678 ft |
| VICKSBURG | — | — |
| YEGUA | — | — |
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 (5)
| Interval | Type |
|---|---|
| 1,882–1,888 ft | Perforated |
| 2,115–2,125 ft | Perforated |
| 2,270–2,274 ft | Perforated |
| 2,302–2,308 ft | Perforated |
| 2,840–3,230 ft | Perforated |
Casing (6)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 513 ft | 150 sx |
| 10.75" | 513 ft | 400 sx |
| 10.75" | 513 ft | — |
| — | 2,016 ft | 495 sx |
| 4.5" | 2,830 ft | 300 sx |
| 7" | 4,514 ft | 495 sx |
Permit History (2)
Applications (2)
Records & Logs
9 completion filings on record · 2 with log images at RRC.
+3 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
- 8
- Max Depth
- 4,513 ft
- Drill Type
- Vertical
- County
- VICTORIA
- District
- 2
- Operator
- GRAHAM ROYALTY LTD.
- Completed
- 1977-02-26
Operator
- Name
- GRAHAM ROYALTY, LTD
- Location
- COVINGTON
- P-5 Status
- Inactive (filed 1993-08-03)
- Cum Oil (all leases)
- 1,748,546 bbl
- Cum Gas (all leases)
- 20,494,499 mcf
- Total Permits
- 227