42-505-33801
Final Completion HorizontalDirectionalGUERRA AVELINA
ZAPATA County · District 4 · XTO ENERGY INC. · LOPENO (CONSOLIDATED)
Permits
2
Max Depth
12,500 ft
First Permit
1998-04-23
Latest Activity
1999-01-26
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1998-10-20
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: XTO ENERGY INC. ≠ Production: VANTAGE OPERATING II, LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: XTO ENERGY INC. ≠ Permit: PIONEER NATURAL RES. USA, INC.
Resolved via: production → VANTAGE OPERATING II, LLC
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
1998-08
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 (6) Elevation 400 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| L-15 | 9,817 ft | -9,417 ft |
| L-18 | 10,170 ft | -9,770 ft |
| L-20 | 10,482 ft | -10,082 ft |
| L-21 | 10,732 ft | -10,332 ft |
| L-22 | 10,920 ft | -10,520 ft |
| L-24 | 11,450 ft | -11,050 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 (7)
| Interval | Type |
|---|---|
| 7,774–7,876 ft | Perforated |
| 9,430–9,440 ft | Perforated |
| 9,835–9,856 ft | Perforated |
| 9,835–11,502 ft | Perforated |
| 10,176–10,202 ft | Perforated |
| 10,768–10,796 ft | Perforated |
| 11,457–11,502 ft | Perforated |
Casing (8)
| Size | Set Depth | Cement |
|---|---|---|
| 20" | 60 ft | — |
| 20" | 60 ft | — |
| 13.375" | 530 ft | 650 sx |
| 13.375" | 630 ft | 650 sx |
| 13.375" | 636 ft | 535 sx |
| 9.625" | 5,480 ft | 640 sx |
| 9.625" | 6,472 ft | 360 sx |
| 4.5" | 12,630 ft | 555 sx |
Permit History (2)
Applications (2)
Records & Logs
12 completion filings on record · 3 with log images at RRC.
+6 more filings
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
- 5A
- Max Depth
- 12,500 ft
- Drill Type
- Horizontal, Directional
- County
- ZAPATA
- District
- 4
- Operator
- XTO ENERGY INC.
- Completed
- 1998-10-20
Operator
- Name
- XTO ENGY INC
- Location
- SPRING
- P-5 Status
- X (filed 2026-04-08)
- Cum Oil (all leases)
- 772,419,164 bbl
- Cum Gas (all leases)
- 11,039,899,986 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 16,138