42-055-33746
Final CompletionTILLER J. B.
CALDWELL County · District 1 · PETROSAURUS INC. · SALT FLAT
Permits
1
Max Depth
2,700 ft
First Permit
1984-12-07
Latest Activity
1984-12-07
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1984-12-29
Shut-In
—
Plugged
2025-12-09
EWA / Production operator mismatch
Scheduling: PETROSAURUS INC. ≠ Production: OILTEX, LLC (reported 2019-06)
EWA / Permit operator mismatch
Scheduling: PETROSAURUS INC. ≠ Permit: BASE PETROLEUM
Resolved via: scheduling → PETROSAURUS INC.
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)
CSV| Formation | Top Depth (MD) |
|---|---|
| TOP AUSTIN CHALK (Austin Chalk) | 2,250 ft |
| TOP EAGLE FORD SHALE (Eagle Ford) | 2,566 ft |
| TOP BUDA (Buda) | 2,589 ft |
As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. View filings & logs at RRC ↗
Perforations (2)
| Interval | Type |
|---|---|
| 2,314–2,558 ft | Perforated |
| 2,589–2,595 ft | Perforated |
Casing (1)
| Size | Set Depth | Cement |
|---|---|---|
| 5.5" | 2,646 ft | 344 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record.
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
- 4
- Max Depth
- 2,700 ft
- Drill Type
- Vertical
- County
- CALDWELL
- District
- 1
- Operator
- PETROSAURUS INC.
- Completed
- 1984-12-29
Operator
- Name
- PETROSAURUS, INC.
- Location
- SOMERSET
- P-5 Status
- Delinquent (filed 2020-10-26)
- Cum Oil (all leases)
- 172,302 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- GTHS/O, OPRS/O