Permits
1
Max Depth
5,164 ft
First Permit
1986-05-29
Latest Activity
1986-05-29
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: EXXON CORP. ≠ Production: HIGHMARK ENERGY OPERATING, LLC (reported 2026-04)
Resolved via: production → HIGHMARK ENERGY OPERATING, 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
Injection / Disposal
Permitted Volume
25,000 bbl/d
Max Pressure
2,370 psi
Injection Interval
4,740–5,164 ft
Injected (12mo)
1,550,227 bbl
Monthly injected volume (bbl, from H-10 filings through 2026-03-01)
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 (4) Elevation 159 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| FRIO | 2,680 ft | -2,521 ft |
| JACKSON SHALE (Jackson) | 2,908 ft | -2,749 ft |
| VICKSBURG | 3,700 ft | -3,541 ft |
| JACKSON SHALE (Jackson) | 3,908 ft | -3,749 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 (9)
| Interval | Type |
|---|---|
| 4,786–4,806 ft | Perforated |
| 4,786–4,984 ft | Perforated |
| 4,826–4,842 ft | Perforated |
| 4,829–4,835 ft | Perforated |
| 4,975–4,981 ft | Perforated |
| 4,976–4,982 ft | Perforated |
| 4,976–4,984 ft | Perforated |
| 4,978–4,984 ft | Perforated |
| ?–5,200 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 942 ft | 360 sx |
| 10.75" | 942 ft | 360 sx |
| 7" | 5,030 ft | 200 sx |
| 7" | 5,030 ft | 200 sx |
Permit History (1)
Applications (1)
Records & Logs
16 completion filings on record · 2 with log images at RRC.
+10 more filings
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
- 1920
- Max Depth
- 5,164 ft
- Drill Type
- Vertical
- County
- MONTGOMERY
- District
- 3
- Operator
- EXXON CORP.
Operator
- Location
- HOUSTON
- P-5 Status
- S (filed 1999-03-15)
- Cum Oil (all leases)
- 215,968,885 bbl
- Cum Gas (all leases)
- 2,000,503,710 mcf
- Activities
- OPRS/O
- Total Permits
- 19,549