42-479-36207
Final CompletionMAYERS GAS UNIT 4
WEBB County · District 4 · ROSETTA RESOURCES OPERATING LP · DOLORES CREEK (WILCOX 8200)
Permits
3
Max Depth
10,500 ft
First Permit
1994-10-07
Latest Activity
2005-09-21
Lifespan
11 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1995-03-23
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: ROSETTA RESOURCES OPERATING LP ≠ Production: ARETE OPERATING COMPANY, LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: ROSETTA RESOURCES OPERATING LP ≠ Permit: CALPINE NATURAL GAS L.P.
Resolved via: production → ARETE 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
1995-03
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 (5) Elevation 543 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SPARTA | 1,900 ft | -1,357 ft |
| QUEEN CITY | 2,700 ft | -2,157 ft |
| REKLAW | 4,350 ft | -3,807 ft |
| WILCOX CARRIZO (Wilcox) | 4,620 ft | -4,077 ft |
| WILLS POINT | 9,780 ft | -9,237 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 (2)
| Interval | Type |
|---|---|
| 8,220–8,244 ft | Perforated |
| 9,122–9,136 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 748 ft | 290 sx |
| 7" | 7,310 ft | 215 sx |
| 4.5" | 9,983 ft | 275 sx |
Permit History (3)
Applications (3)
Records & Logs
4 completion filings on record · 2 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
- 5
- Max Depth
- 10,500 ft
- Drill Type
- Vertical
- County
- WEBB
- District
- 4
- Operator
- ROSETTA RESOURCES OPERATING LP
- Completed
- 1995-03-23
Operator
- Name
- ROSETTA RES OPER LP
- Location
- SAN ANTONIO
- P-5 Status
- Active (filed 2025-10-01)
- Cum Oil (all leases)
- 28,573,490 bbl
- Cum Gas (all leases)
- 1,121,692,409 mcf
- Activities
- G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 1,214