42-391-32005
INJECTIONTOM OCONNOR (5800 SD) FLD. UNIT
REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (5800)
Permits
2
Max Depth
6,000 ft
First Permit
1989-11-20
Latest Activity
1989-11-20
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2020-03-16
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: QUINTANA PET. CORP.
Resolved via: production → HILCORP ENERGY COMPANY
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
5,000 bbl/d
Max Pressure
2,000 psi
Injection Interval
5,700–5,800 ft
Injected (12mo)
822,898 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-09-01)
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (11) Elevation 56 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,444 ft |
| OAKVILLE | 2,750 ft | -2,694 ft |
| CATAHOULA(MIOCENE) (Catahoula) | 3,300 ft | -3,244 ft |
| CATAHOULA | 3,580 ft | -3,524 ft |
| ANAHUAC(MIOCENE) (Anahuac) | 4,100 ft | -4,044 ft |
| FRIO | 4,328 ft | -4,272 ft |
| FRIO-GRETA(OLIGOCENE) (Frio) | 4,365 ft | -4,309 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,000 ft | -4,944 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,824 ft |
| JACKSON/YEGUA (Jackson) | — | — |
| NO CHANGE | — | — |
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 |
|---|---|
| 5,741–5,748 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,524 ft | 770 sx |
| 5.5" | 5,958 ft | 1,420 sx |
Permit History (2)
Applications (2)
Records & Logs
4 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
- 3115Q
- Max Depth
- 6,000 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2020-03-16
Operator
- Name
- HILCORP ENGY CO
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-03-27)
- Cum Oil (all leases)
- 75,699,281 bbl
- Cum Gas (all leases)
- 1,779,939,645 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 3,436