42-353-32149
SHUT INGROUP 4000 UNIT A
NOLAN County · District 7 · WINCHESTER ENERGY LLC · GROUP (4000)
Permits
1
Max Depth
4,400 ft
First Permit
1990-11-02
Latest Activity
1990-11-02
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1991-01-01
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: WINCHESTER ENERGY LLC ≠ Permit: O & G ENERGY, INC.
Resolved via: scheduling → WINCHESTER ENERGY LLC
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
500 bbl/d
Max Pressure
1,850 psi
Injection Interval
3,950–4,050 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 (3) Elevation 2,287 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE COLEMAN JUNCTION (Coleman Junction) | 3,050 ft | -763 ft |
| SADDLE CREEK | 3,890 ft | -1,603 ft |
| COOK | 3,990 ft | -1,703 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 |
|---|---|
| 3,994–3,999 ft | Perforated |
| 4,002–4,006 ft | Perforated |
| 4,016–4,019 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 220 ft | 150 sx |
| 5.5" | 4,200 ft | 175 sx |
Permit History (1)
Applications (1)
Records & Logs
2 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
- 21B
- Max Depth
- 4,400 ft
- Drill Type
- Vertical
- County
- NOLAN
- District
- 7
- Operator
- WINCHESTER ENERGY LLC
- Completed
- 1991-01-01
Operator
- Name
- WINCHESTER ENGY, LLC
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-03-23)
- Cum Oil (all leases)
- 381,495 bbl
- Cum Gas (all leases)
- 50,958 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 47