42-039-33008
PRODUCING DirectionalOLD OCEAN UNIT
BRAZORIA County · District 3 · HILCORP ENERGY COMPANY · OLD OCEAN (LARSEN)
Permits
2
Max Depth
12,000 ft
First Permit
2008-09-06
Latest Activity
2008-09-06
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2009-07-10
Shut-In
—
Plugged
—
P-5 Org Status: X
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
2009-03
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (4) Elevation 18 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| FRIO TOP (Frio) | 8,694 ft | -8,676 ft |
| TOP OF FRIO (Frio) | 8,694 ft | -8,676 ft |
| F-9 | 9,795 ft | -9,777 ft |
| F-16 | 10,600 ft | -10,582 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 (6)
| Interval | Type |
|---|---|
| 10,710–10,752 ft | Perforated |
| 10,710–10,954 ft | Perforated |
| 10,790–10,798 ft | Perforated |
| 10,807–10,846 ft | Perforated |
| 10,866–10,932 ft | Perforated |
| 10,946–10,954 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 2,580 ft | 1,230 sx |
| 7" | 11,055 ft | 950 sx |
Permit History (2)
Applications (2)
Records & Logs
3 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
- 251
- Max Depth
- 12,000 ft
- Drill Type
- Directional
- County
- BRAZORIA
- District
- 3
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2009-07-10
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