42-355-32677
Final CompletionELLIFF J.S. ET AL
NUECES County · District 4 · UNION PACIFIC RESOURCES COMPANY · STRATTON (G-9-9)
Permits
3
Max Depth
8,450 ft
First Permit
1988-06-24
Latest Activity
1990-01-04
Lifespan
2 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1988-09-05
Shut-In
—
Plugged
2025-08-07
EWA / Production operator mismatch
Scheduling: UNION PACIFIC RESOURCES COMPANY ≠ Production: APACHE CORPORATION (reported 2010-03)
Resolved via: scheduling → UNION PACIFIC RESOURCES COMPANY
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
2025-08
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 111 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| E-31 | 6,145 ft | -6,034 ft |
| F-11 | 6,482 ft | -6,371 ft |
| F-39 | 7,018 ft | -6,907 ft |
| G-9 | 7,342 ft | -7,231 ft |
| G-29 | 7,780 ft | -7,669 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 |
|---|---|
| 5,574–5,584 ft | Perforated |
| 5,634–5,641 ft | Perforated |
| 5,658–5,668 ft | Perforated |
| 5,692–5,701 ft | Perforated |
| 6,146–6,158 ft | Perforated |
| 6,181–6,193 ft | Perforated |
| 7,344–7,360 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,210 ft | 430 sx |
| 2.875" | 8,047 ft | 740 sx |
| 2.875" | 8,047 ft | 740 sx |
| 2.875" | 8,064 ft | 640 sx |
Permit History (3)
Applications (3)
Records & Logs
9 completion filings on record · 4 with log images at RRC.
+3 more filings
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
- 31
- Max Depth
- 8,450 ft
- Drill Type
- Vertical
- County
- NUECES
- District
- 4
- Operator
- UNION PACIFIC RESOURCES COMPANY
- Completed
- 1988-09-05
Operator
- Name
- UNION PACIFIC RES CO
- Location
- FORT WORTH
- P-5 Status
- Inactive (filed 2000-05-02)
- Cum Oil (all leases)
- 75,300,375 bbl
- Cum Gas (all leases)
- 1,818,873,181 mcf
- Total Permits
- 5,638