42-505-34712
PRODUCINGJENNINGS
ZAPATA County · District 4 · HILCORP ENERGY COMPANY · JENNINGS RANCH (LOBO CONS.)
Permits
1
Max Depth
13,800 ft
First Permit
2003-04-17
Latest Activity
2003-04-17
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2003-08-30
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: DEVON ENERGY PRODUCTION CO, L.P.
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
2003-08
Last Production
2026-07
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 (5) Elevation 460 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN CITY | 4,025 ft | -3,565 ft |
| TOP WILCOX (Wilcox) | 6,970 ft | -6,510 ft |
| MIDDLE WILCOX (Wilcox) | 8,900 ft | -8,440 ft |
| LOBO UNCONFORMITY | 11,800 ft | -11,340 ft |
| TOP WILLS POINT (SHALE) (Wills Point) | 12,750 ft | -12,290 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 |
|---|---|
| 10,448–10,454 ft | Perforated |
| 10,478–10,484 ft | Perforated |
| 10,722–10,726 ft | Perforated |
| 10,736–10,744 ft | Perforated |
| 10,778–10,784 ft | Perforated |
| 10,904–10,910 ft | Perforated |
| 12,016–12,024 ft | Perforated |
| 12,172–12,184 ft | Perforated |
| 12,374–12,388 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,006 ft | 330 sx |
| 7" | 9,032 ft | 280 sx |
| 2.875" | 13,026 ft | 600 sx |
Permit History (1)
Applications (1)
Records & Logs
2 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
- 81
- Max Depth
- 13,800 ft
- Drill Type
- Vertical
- County
- ZAPATA
- District
- 4
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2003-08-30
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
- 3,429