42-227-33952
Final CompletionCHALK SLOAN
HOWARD County · District 8 · CITATION OIL & GAS CORP. · HOWARD-GLASSCOCK (WOLFCAMP 7400)
Permits
1
Max Depth
8,500 ft
First Permit
1986-01-07
Latest Activity
1986-01-07
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1986-07-03
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: CITATION OIL & GAS CORP. ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.
Resolved via: scheduling → 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
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 (16) Elevation 2,400 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TRANSILL | 1,110 ft | +1,290 ft |
| YATES | 1,170 ft | +1,230 ft |
| SEVEN RIVERS | 1,265 ft | +1,135 ft |
| QUEEN | 1,481 ft | +919 ft |
| GRAYBURG | 1,750 ft | +650 ft |
| GRAYBURG | 1,752 ft | +648 ft |
| GREYBURG | 1,752 ft | +648 ft |
| SAN ANDRES | 1,856 ft | +544 ft |
| SAN ANDRES | 2,053 ft | +347 ft |
| GLORIETA | 2,465 ft | -65 ft |
| GLORIETA | 2,576 ft | -176 ft |
| CLEARFORK (Clear Fork) | 2,936 ft | -536 ft |
| CLEARFORK (Clear Fork) | 2,960 ft | -560 ft |
| TUBB | 3,536 ft | -1,136 ft |
| WICHITA ALBANY (Wichita-Albany) | 4,146 ft | -1,746 ft |
| WOLFCAMP | 6,100 ft | -3,700 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 (6)
| Interval | Type |
|---|---|
| 6,210–6,256 ft | Perforated |
| 6,478–6,518 ft | Perforated |
| 6,944–7,071 ft | Perforated |
| 7,288–7,320 ft | Perforated |
| 7,336–7,346 ft | Perforated |
| 7,550–7,744 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 343 ft | 400 sx |
| 9.625" | 3,950 ft | 1,700 sx |
| 5.5" | 8,000 ft | 1,050 sx |
Permit History (1)
Applications (1)
Records & Logs
4 completion filings on record · 1 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.
No GPS coordinates yet
Well Details
- Well Number
- 23
- Max Depth
- 8,500 ft
- Drill Type
- Vertical
- County
- HOWARD
- District
- 8
- Operator
- CITATION OIL & GAS CORP.
- Completed
- 1986-07-03
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