Permits
2
Max Depth
9,135 ft
First Permit
2003-03-06
Latest Activity
2015-12-10
Lifespan
13 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
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
1993-01
Last Production
2026-07
Injection / Disposal
ANDREWS County disposal market →Permitted Volume
1,000 bbl/d
Max Pressure
3,000 psi
Injection Interval
8,431–8,475 ft
Injected (12mo)
—
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 (1) Elevation 3,170 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRAYBURG | 4,400 ft | -1,230 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 (3)
| Interval | Type |
|---|---|
| 4,451–4,560 ft | Perforated |
| 8,431–8,475 ft | Perforated |
| ?–9,102 ft | Perforated |
Casing (10)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 389 ft | 500 sx |
| 13.375" | 390 ft | — |
| 13.375" | 406 ft | 375 sx |
| 13.375" | 470 ft | 375 sx |
| 9.625" | 4,506 ft | 1,300 sx |
| 9.625" | 4,520 ft | 2,800 sx |
| 9.625" | 4,520 ft | 2,800 sx |
| 7" | 9,118 ft | 150 sx |
| 7" | 9,128 ft | 1,200 sx |
| 7" | 9,128 ft | 1,200 sx |
Permit History (2)
Applications (2)
Records & Logs
7 completion filings on record · 1 with log images at RRC.
+1 more filings
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 4AT
- Max Depth
- 9,135 ft
- Drill Type
- Vertical
- County
- ANDREWS
- District
- 8
- Operator
- XTO ENERGY INC.
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