42-013-32403
PRODUCINGDORNAK JOHN L. GAS UNIT
ATASCOSA County · District 1 · TRAILBLAZER ENERGY RESOURCES LLC · JOURDANTON
Permits
1
Max Depth
8,465 ft
First Permit
1983-10-18
Latest Activity
1983-10-18
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1984-01-10
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: TRAILBLAZER ENERGY RESOURCES LLC ≠ Permit: MOSBACHER PRODUCTION CO.
Resolved via: production → 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
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 442 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| NAVARRO | 5,305 ft | -4,863 ft |
| AUSTIN CHALK | 6,700 ft | -6,258 ft |
| BUDA | 7,000 ft | -6,558 ft |
| GEORGETOWN | 7,167 ft | -6,725 ft |
| EDWARDS | 7,270 ft | -6,828 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 |
|---|---|
| 7,276–7,353 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,060 ft | 220 sx |
| 4.5" | 7,427 ft | 1,290 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
- 2
- Max Depth
- 8,465 ft
- Drill Type
- Vertical
- County
- ATASCOSA
- District
- 1
- Operator
- TRAILBLAZER ENERGY RESOURCES LLC
- Completed
- 1984-01-10
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
- 29