42-071-30012
YTRINITY BAY STATE UNIT NO 1
CHAMBERS County · District 3 · GALVESTON BAY OPERATING CO LLC · TRINITY BAY (FRIO 15-B)
Permits
3
Max Depth
8,650 ft
First Permit
1984-01-17
Latest Activity
1989-07-07
Lifespan
5 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1985-07-02
Shut-In
—
Plugged
2025-06-12
EWA / Production operator mismatch
Scheduling: GALVESTON BAY OPERATING CO LLC ≠ Production: VINTAGE PETROLEUM, INC. (reported 1993-05)
EWA / Permit operator mismatch
Scheduling: GALVESTON BAY OPERATING CO LLC ≠ Permit: EXXON CORP.
Resolved via: scheduling → GALVESTON BAY OPERATING CO LLC
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
originally filed by EXXON CORP. — 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 18 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| MIOCENE (Miocene (undifferentiated)) | 1 ft | +17 ft |
| ANAHUAC | 6,180 ft | -6,162 ft |
| FRIO | 7,132 ft | -7,114 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 (8)
| Interval | Type |
|---|---|
| 8,252–8,260 ft | Perforated |
| 8,299–8,303 ft | Perforated |
| 8,368–8,370 ft | Perforated |
| 8,372–8,375 ft | Perforated |
| 8,380–8,382 ft | Perforated |
| 8,462–8,469 ft | Perforated |
| 8,476–8,482 ft | Perforated |
| ?–8,382 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 105 ft | — |
| 9.625" | 1,307 ft | 470 sx |
| 2.875" | 8,604 ft | 800 sx |
| 2.875" | 8,640 ft | 800 sx |
Permit History (3)
Applications (3)
Records & Logs
8 completion filings on record.
+2 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
- 111
- Max Depth
- 8,650 ft
- Drill Type
- Vertical
- County
- CHAMBERS
- District
- 3
- Operator
- GALVESTON BAY OPERATING CO LLC
- Completed
- 1985-07-02
Operator
- Location
- HOUSTON
- P-5 Status
- Delinquent (filed 2019-05-06)
- Cum Oil (all leases)
- 143,492 bbl
- Cum Gas (all leases)
- 462,008 mcf
- Activities
- CSGD/P, G/PUR, OPRS/G, OPRS/O
- Total Permits
- 5