42-505-35791
PRODUCING DirectionalZAPATA TOWNSITE 4 GAS UNIT
ZAPATA County · District 4 · HILCORP ENERGY COMPANY · EXSUN (LOBO CONS.)
Permits
1
Max Depth
14,000 ft
First Permit
2007-02-16
Latest Activity
2007-02-16
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2007-05-12
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: CHESAPEAKE OPERATING, INC.
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
2007-05
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 (3) Elevation 357 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| QUEEN CITY | 2,030 ft | -1,673 ft |
| REKLAW | 3,420 ft | -3,063 ft |
| BIG BLUE | 6,000 ft | -5,643 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 (1)
| Interval | Type |
|---|---|
| 8,610–10,774 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 742 ft | 330 sx |
| 7" | 6,501 ft | 415 sx |
| 4.5" | 11,021 ft | 425 sx |
Permit History (1)
Applications (1)
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
- 4
- Max Depth
- 14,000 ft
- Drill Type
- Directional
- County
- ZAPATA
- District
- 4
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2007-05-12
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