42-081-30812
Final CompletionJAMESON REEF UNIT
COKE County · District 7 · CITATION OIL & GAS CORP. · JAMESON
Permits
1
Max Depth
6,500 ft
First Permit
1979-09-14
Latest Activity
1979-09-14
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
2025-07-23
EWA / Permit operator mismatch
Scheduling: CITATION OIL & GAS CORP. ≠ Permit: SUN EXPLORATION & PRODUCTION CO.
Resolved via: production → CITATION OIL & GAS CORP.
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
5,000 bbl/d
Max Pressure
3,000 psi
Injection Interval
6,144–6,500 ft
Injected (12mo)
—
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 (9) Elevation 1,936 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TUBB | 1,915 ft | +21 ft |
| COLEMAN JCT (BASE) | 3,570 ft | -1,634 ft |
| COLEMAN JUNCTION | 3,570 ft | -1,634 ft |
| SADDLE CREEK | 3,656 ft | -1,720 ft |
| SADDLE CRK | 3,656 ft | -1,720 ft |
| JAMESON SAND | 5,764 ft | -3,828 ft |
| JAMESON SANDS | 5,764 ft | -3,828 ft |
| JAMESON SD. | 5,764 ft | -3,828 ft |
| JAMESON REEF | 6,145 ft | -4,209 ft |
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 |
|---|---|
| 6,147–6,337 ft | Perforated |
| 6,147–6,370 ft | Perforated |
| 6,358–6,370 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 513 ft | 450 sx |
| 2.875" | 6,018 ft | — |
| 7" | 6,490 ft | 900 sx |
Permit History (1)
Applications (1)
Records & Logs
8 completion filings on record.
+2 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
- 4-31
- Max Depth
- 6,500 ft
- Drill Type
- Vertical
- County
- COKE
- District
- 7
- Operator
- CITATION OIL & GAS CORP.
Operator
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-05-27)
- Cum Oil (all leases)
- 72,247,033 bbl
- Cum Gas (all leases)
- 24,511,082 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 864