42-133-36021
Final CompletionMCCOLLUM
EASTLAND County · District 7 · MEHAFFEY INVESTMENTS INC. · KAIZER (CADDO)
Permits
1
Max Depth
3,500 ft
First Permit
1984-08-14
Latest Activity
1984-08-14
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1985-02-09
Shut-In
—
Plugged
2004-01-28
EWA / Permit operator mismatch
Scheduling: MEHAFFEY INVESTMENTS INC. ≠ Permit: PROCO OPERATING CO., INC.
Resolved via: scheduling → MEHAFFEY INVESTMENTS 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
2004-02
Injection / Disposal
Permitted Volume
500 bbl/d
Max Pressure
750 psi
Injection Interval
2,490–2,530 ft
Injected (12mo)
—
Operator History
originally filed by PROCO OPERATING CO., INC. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (3) Elevation 1,571 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CADDO | 2,465 ft | -894 ft |
| MARBLE FALLS | 2,805 ft | -1,234 ft |
| DUFFER | 3,110 ft | -1,539 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 |
|---|---|
| 2,490–2,530 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 100 ft | 85 sx |
| 4.5" | 3,316 ft | 235 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record.
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
- 3,500 ft
- Drill Type
- Vertical
- County
- EASTLAND
- District
- 7
- Operator
- MEHAFFEY INVESTMENTS INC.
- Completed
- 1985-02-09
Operator
- Location
- EASTLAND
- P-5 Status
- Active (filed 2026-05-28)
- Cum Oil (all leases)
- 85,684 bbl
- Cum Gas (all leases)
- 1,898,972 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 7