42-013-32918
Long String CasingDORNAK JOHN L. GAS UNIT
ATASCOSA County · District 1 · TRAILBLAZER ENERGY RESOURCES LLC · JOURDANTON
Permits
1
Max Depth
8,465 ft
First Permit
1984-09-05
Latest Activity
1984-09-05
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1984-10-03
Shut-In
—
Plugged
2025-09-09
EWA / Production operator mismatch
Scheduling: TRAILBLAZER ENERGY RESOURCES LLC ≠ Production: VIRTEX OPERATING COMPANY, INC. (reported 2018-11)
EWA / Permit operator mismatch
Scheduling: TRAILBLAZER ENERGY RESOURCES LLC ≠ Permit: MOSBACHER PRODUCTION CO.
Resolved via: scheduling → TRAILBLAZER ENERGY RESOURCES 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
2025-09
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 428 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| NAVARRO | 5,371 ft | -4,943 ft |
| TOP AUSTIN CHALK (Austin Chalk) | 6,753 ft | -6,325 ft |
| BUDA | 7,052 ft | -6,624 ft |
| GEORGETOWN | 7,225 ft | -6,797 ft |
| EDWARDS | 7,327 ft | -6,899 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 (1)
| Interval | Type |
|---|---|
| 7,328–7,340 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,023 ft | 380 sx |
| 4.5" | 7,431 ft | 1,650 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
- 3
- Max Depth
- 8,465 ft
- Drill Type
- Vertical
- County
- ATASCOSA
- District
- 1
- Operator
- TRAILBLAZER ENERGY RESOURCES LLC
- Completed
- 1984-10-03
Operator
- Location
- TULSA
- P-5 Status
- Active (filed 2025-10-16)
- Cum Oil (all leases)
- 2,366,578 bbl
- Cum Gas (all leases)
- 3,279,529 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 25