42-383-30405
PRODUCINGUNIVERSITY F
REAGAN County · District 7 · APACHE CORPORATION · GRIERSON SPRING (STRAWN)
Permits
1
Max Depth
9,200 ft
First Permit
1985-08-21
Latest Activity
1985-08-21
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1985-09-23
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: APACHE CORPORATION ≠ Permit: TXO PRODUCTION CORP.
Resolved via: production → APACHE CORPORATION
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
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (6) Elevation 2,914 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ANHYDRITE | 1,208 ft | +1,706 ft |
| YATES | 1,900 ft | +1,014 ft |
| GRAYBURG | 3,056 ft | -142 ft |
| SPRABERRY | 5,732 ft | -2,818 ft |
| DEAN | 6,964 ft | -4,050 ft |
| STRAWN | 8,716 ft | -5,802 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 (1)
| Interval | Type |
|---|---|
| 8,774–8,822 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 750 ft | 650 sx |
| 8.625" | 2,343 ft | 300 sx |
| 4.5" | 9,002 ft | 300 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 1
- Max Depth
- 9,200 ft
- Drill Type
- Vertical
- County
- REAGAN
- District
- 7
- Operator
- APACHE CORPORATION
- Completed
- 1985-09-23
Operator
- Name
- APC OPER PARTNERSHIP
- Location
- HOUSTON
- P-5 Status
- Active (filed 2025-12-03)
- Cum Oil (all leases)
- 615,928,793 bbl
- Cum Gas (all leases)
- 2,702,742,169 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 9,664