42-391-31737
SHUT INWILLIAMS MAUDE ETAL -A-
REFUGIO County · District 2 · HILCORP ENERGY COMPANY · LAKE PASTURE (H-434)
Permits
1
Max Depth
4,800 ft
First Permit
1984-06-13
Latest Activity
1984-06-13
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
—
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
8,000 bbl/d
Max Pressure
2,250 psi
Injection Interval
4,510–4,530 ft
Injected (12mo)
—
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (6) Elevation 56 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RECENT (WATER SANDS) | 1 ft | +55 ft |
| LARGARTA (Lagarto) | 1,400 ft | -1,344 ft |
| OAKVILLE | 2,800 ft | -2,744 ft |
| CATAHOULA | 3,500 ft | -3,444 ft |
| ANAGUAC | 4,050 ft | -3,994 ft |
| GRETA | 4,300 ft | -4,244 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 (2)
| Interval | Type |
|---|---|
| 4,504–4,522 ft | Perforated |
| 4,524–4,530 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,517 ft | 755 sx |
| 7" | 4,551 ft | 1,010 sx |
Permit History (1)
Applications (1)
Records & Logs
3 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
- D99SWI
- Max Depth
- 4,800 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- HILCORP ENERGY COMPANY
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
- 3,428