42-335-33286
Final CompletionISON H. G.
MITCHELL County · District 8 · MCDONNOLD OPERATING INC. · ENTERPRISE (STRAWN)
Permits
1
Max Depth
8,000 ft
First Permit
1986-12-12
Latest Activity
1986-12-12
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1987-03-17
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: MCDONNOLD OPERATING INC. ≠ Permit: TEXACO INC.
Resolved via: production → MCDONNOLD OPERATING, INC.
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 (5) Elevation 2,320 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| VALE SHALE | 2,835 ft | -515 ft |
| WOLFCAMP LM. (Wolfcamp) | 5,080 ft | -2,760 ft |
| STRAWN | 7,045 ft | -4,725 ft |
| MISSISSIPPIAN CHT. (Mississippian) | 7,230 ft | -4,910 ft |
| ELLENBURGER | 7,275 ft | -4,955 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 |
|---|---|
| 7,156–7,184 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 810 ft | 500 sx |
| 8.625" | 1,905 ft | 500 sx |
| 5.5" | 7,600 ft | 1,350 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record · 2 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
- 1
- Max Depth
- 8,000 ft
- Drill Type
- Vertical
- County
- MITCHELL
- District
- 8
- Operator
- MCDONNOLD OPERATING INC.
- Completed
- 1987-03-17
Operator
- Name
- MCDONNOLD OPER, INC
- Location
- MIDLAND
- P-5 Status
- Delinquent (filed 2025-07-16)
- Cum Oil (all leases)
- 1,393,448 bbl
- Cum Gas (all leases)
- 1,236,598 mcf
- Activities
- OPRS/O
- Total Permits
- 30