42-391-30262
Final CompletionOBRIEN J. J. -C-
REFUGIO County · District 2 · CHILTON ENERGY · GRETA DEEP (5660)
Permits
2
Max Depth
6,500 ft
First Permit
1990-03-27
Latest Activity
2002-06-14
Lifespan
12 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1979-02-28
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: CHILTON ENERGY ≠ Production: GRETA OPERATING COMPANY LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: CHILTON ENERGY ≠ Permit: ACOCK/ANAQUA OPERATING CO., LC
Resolved via: production → GRETA OPERATING COMPANY 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
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 (4) Elevation 67 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CATAHOULA | 3,470 ft | -3,403 ft |
| CATAHULA | 3,470 ft | -3,403 ft |
| GRETA | 4,352 ft | -4,285 ft |
| 6200 | 6,206 ft | -6,139 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 |
|---|---|
| 2,174–2,180 ft | Perforated |
| 4,352–5,947 ft | Perforated |
| 5,702–5,705 ft | Perforated |
| 5,786–5,791 ft | Perforated |
| 5,786–5,791 ft | Open hole |
| 5,798–5,801 ft | Perforated |
| 5,798–5,801 ft | Open hole |
Casing (5)
| Size | Set Depth | Cement |
|---|---|---|
| 16" | 368 ft | 475 sx |
| 10.75" | 1,223 ft | 550 sx |
| 2.375" | 5,665 ft | — |
| 7" | 6,083 ft | 1,200 sx |
| 7" | 6,083 ft | 1,200 sx |
Permit History (2)
Applications (2)
Records & Logs
7 completion filings on record · 2 with log images at RRC.
+1 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
- C 4
- Max Depth
- 6,500 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- CHILTON ENERGY
- Completed
- 1979-02-28
Operator
- Name
- CHILTON ENGY
- Location
- CORPUS CHRI, ST
- P-5 Status
- Inactive (filed 2005-10-24)
- Cum Oil (all leases)
- 656,661 bbl
- Cum Gas (all leases)
- 4,612,655 mcf
- Total Permits
- 81