42-163-34172
Final Completion HorizontalDERBY SOUTH H
FRIO County · District 1 · TRINITY OPERATING (USG) LLC · EAGLEVILLE (EAGLE FORD-1)
Permits
2
Max Depth
10,000 ft
First Permit
2019-02-12
Latest Activity
2019-02-12
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2019-07-24
Shut-In
—
Plugged
—
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
2019-07
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 (10) Elevation 481 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN CITY | 958 ft | -477 ft |
| OLMOS | 2,499 ft | -2,018 ft |
| NAVARRO | 3,156 ft | -2,675 ft |
| ANACACHO | 3,195 ft | -2,714 ft |
| ESCONDIDO | 3,991 ft | -3,510 ft |
| AUSTIN CHALK - H2S (Austin Chalk) | 4,827 ft | -4,346 ft |
| EAGLE FORD - H2S (Eagle Ford) | 5,622 ft | -5,141 ft |
| BUDA - H2S (Buda) | — | — |
| GEORGETOWN - H2S (Georgetown) | — | — |
| PEARSALL | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 7,367–17,917 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 20" | 80 ft | 180 sx |
| 10.75" | 3,480 ft | 1,205 sx |
| 5.5" | 18,038 ft | 3,600 sx |
Permit History (2)
Applications (2)
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.
Well Details
- Well Number
- 139H
- Max Depth
- 10,000 ft
- Drill Type
- Horizontal
- County
- FRIO
- District
- 1
- Operator
- TRINITY OPERATING (USG) LLC
- Completed
- 2019-07-24
Operator
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-01-28)
- Cum Oil (all leases)
- 22,515,031 bbl
- Cum Gas (all leases)
- 284,930,581 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 391