42-227-34087
UOWEN-CHALK
HOWARD County · District 8 · CITATION OIL & GAS CORP. · HOWARD GLASSCOCK (CONSOLIDATED)
Permits
1
Max Depth
2,600 ft
First Permit
1986-11-12
Latest Activity
1986-11-12
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1988-09-08
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: CITATION OIL & GAS CORP. ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.
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
HOWARD County disposal market →Permitted Volume
4,000 bbl/d
Max Pressure
600 psi
Injection Interval
1,300–2,456 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2025-12-01)
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 (8) Elevation 2,437 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 1,191 ft | +1,246 ft |
| SEVEN RIVERS | 1,277 ft | +1,160 ft |
| SEVEN RIVERS | 1,280 ft | +1,157 ft |
| QUEEN | 1,464 ft | +973 ft |
| QUEEN | 1,492 ft | +945 ft |
| GRAYBURG | 1,760 ft | +677 ft |
| GRAYBURG | 1,764 ft | +673 ft |
| SAN ANDRES | 1,871 ft | +566 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 (7)
| Interval | Type |
|---|---|
| 1,310–1,419 ft | Perforated |
| 1,500–1,666 ft | Perforated |
| 2,045–2,060 ft | Perforated |
| 2,045–2,197 ft | Perforated |
| 2,082–2,188 ft | Perforated |
| 2,136–2,197 ft | Perforated |
| 2,272–2,434 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 272 ft | 180 sx |
| 8.625" | 272 ft | — |
| 5.5" | 2,500 ft | 600 sx |
| 5.5" | 2,500 ft | — |
Permit History (1)
Applications (1)
Records & Logs
5 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
- 48
- Max Depth
- 2,600 ft
- Drill Type
- Vertical
- County
- HOWARD
- District
- 8
- Operator
- CITATION OIL & GAS CORP.
- Completed
- 1988-09-08
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