42-015-30718
Final CompletionBOLLINGER F. G. U.
AUSTIN County · District 3 · MASTODON OPERATING COMPANY LLC · SEALY (FRIO 3500)
Permits
1
Max Depth
5,000 ft
First Permit
1998-10-05
Latest Activity
1998-10-05
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1999-02-22
Shut-In
—
Plugged
2018-08-14
EWA / Production operator mismatch
Scheduling: MASTODON OPERATING COMPANY LLC ≠ Production: INTEGRITY PETROLEUM GROUP, INC. (reported 2006-04)
EWA / Permit operator mismatch
Scheduling: MASTODON OPERATING COMPANY LLC ≠ Permit: COSTILLA ENERGY, INC.
Resolved via: scheduling → MASTODON 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
1998-12
Last Production
2018-08
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 (6) Elevation 188 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| FRIO | 1,570 ft | -1,382 ft |
| VICKSBURG | 2,895 ft | -2,707 ft |
| TOP FRIO (Frio) | 3,075 ft | -2,887 ft |
| HOCKLEY | 3,240 ft | -3,052 ft |
| UPPER YEGUA (Yegua) | 4,000 ft | -3,812 ft |
| YEGUA | 4,245 ft | -4,057 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 |
|---|---|
| 3,558–3,562 ft | Perforated |
| 4,062–4,074 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 447 ft | 211 sx |
| 8.625" | 1,305 ft | 484 sx |
| 5.5" | 4,200 ft | 250 sx |
| 4.5" | 4,380 ft | 675 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
- 1
- Max Depth
- 5,000 ft
- Drill Type
- Vertical
- County
- AUSTIN
- District
- 3
- Operator
- MASTODON OPERATING COMPANY LLC
- Completed
- 1999-02-22
Operator
- Location
- HOUSTON
- P-5 Status
- Delinquent (filed 2013-07-19)
- Cum Oil (all leases)
- 17,758 bbl
- Cum Gas (all leases)
- 36,857 mcf
- Activities
- OPRS/G, OPRS/O