42-071-30025
UTRINITY BAY STATE UNIT 1
CHAMBERS County · District 3 · EXXON CORP. · TRINITY BAY (FRIO 12)
Permits
1
Max Depth
8,250 ft
First Permit
1985-01-14
Latest Activity
1985-01-14
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: EXXON CORP. ≠ Production: GALVESTON BAY OPERATING CO LLC (reported 2021-06)
Resolved via: scheduling → EXXON CORP.
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 (3) Elevation 18 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TOP OF ANAHUAC (Anahuac) | 6,116 ft | -6,098 ft |
| MARGINULINA | 7,028 ft | -7,010 ft |
| TOP OF FRIO (Frio) | 7,080 ft | -7,062 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 (3)
| Interval | Type |
|---|---|
| 7,524–7,528 ft | Perforated |
| 7,538–7,544 ft | Perforated |
| 8,070–8,076 ft | Perforated |
Casing (8)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 53 ft | — |
| 10.75" | 1,414 ft | 900 sx |
| 10.75" | 1,414 ft | 900 sx |
| 10.75" | 1,415 ft | 900 sx |
| 1.5" | 6,908 ft | — |
| 3.5" | 8,226 ft | 820 sx |
| 3.5" | 8,226 ft | 820 sx |
| 2.875" | 8,237 ft | 500 sx |
Permit History (1)
Applications (1)
Records & Logs
5 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.
No GPS coordinates yet
Well Details
- Well Number
- 112
- Max Depth
- 8,250 ft
- Drill Type
- Vertical
- County
- CHAMBERS
- District
- 3
- Operator
- EXXON CORP.
Operator
- Location
- HOUSTON
- P-5 Status
- S (filed 1999-03-15)
- Cum Oil (all leases)
- 215,968,885 bbl
- Cum Gas (all leases)
- 2,000,503,710 mcf
- Activities
- OPRS/O
- Total Permits
- 19,549