42-039-33179
PRODUCING DirectionalOLD OCEAN UNIT
BRAZORIA County · District 3 · HILCORP ENERGY COMPANY · OLD OCEAN (ARMSTRONG)
Permits
2
Max Depth
11,500 ft
First Permit
2013-05-15
Latest Activity
2020-03-18
Lifespan
7 yrs
Regulatory Status
Schedule
ON SCHEDULE
Completion
2021-09-18
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
2013-07
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 (3) Elevation 25 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CHENAULT | 9,570 ft | -9,545 ft |
| CAMPBELL | 10,318 ft | -10,293 ft |
| LARSEN | 10,424 ft | -10,399 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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (6)
| Interval | Type |
|---|---|
| 10,008–10,012 ft | Perforated |
| 10,023–10,036 ft | Perforated |
| 10,520–10,540 ft | Perforated |
| 10,520–10,740 ft | Perforated |
| 10,594–10,702 ft | Perforated |
| 10,720–10,740 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 2,638 ft | 2,710 sx |
| 9.625" | 10,860 ft | 1,810 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.
Well Details
- Well Number
- 261
- Max Depth
- 11,500 ft
- Drill Type
- Directional
- County
- BRAZORIA
- District
- 3
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2021-09-18
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
- 3,435