Permits
5
Max Depth
13,600 ft
First Permit
1985-10-31
Latest Activity
2014-09-18
Lifespan
29 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
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 (10) Elevation 400 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER GLEN ROSE (Glen Rose) | 6,950 ft | -6,550 ft |
| JAMES LIME | 8,116 ft | -7,716 ft |
| PETTIT | 8,241 ft | -7,841 ft |
| TRAVIS PEAK | 8,490 ft | -8,090 ft |
| TRAVIS PEAK | 8,501 ft | -8,101 ft |
| COTTON VALLEY | 10,060 ft | -9,660 ft |
| KNOWLES | 11,065 ft | -10,665 ft |
| CVL | 13,291 ft | -12,891 ft |
| COTTON VALLEY | 13,310 ft | -12,910 ft |
| COTTON VALLEY LIME (Cotton Valley) | 13,310 ft | -12,910 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 (12)
| Interval | Type |
|---|---|
| 8,250–8,438 ft | Perforated |
| 8,614–8,622 ft | Perforated |
| 8,614–8,630 ft | Perforated |
| 8,626–8,630 ft | Perforated |
| 11,077–11,162 ft | Perforated |
| 11,315–11,325 ft | Perforated |
| 11,338–11,340 ft | Perforated |
| 11,386–11,398 ft | Perforated |
| 11,475–11,479 ft | Perforated |
| 11,482–11,484 ft | Perforated |
| 11,496–11,499 ft | Perforated |
| 13,404–13,436 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,240 ft | 750 sx |
| 7" | 11,800 ft | 1,350 sx |
Permit History (5)
CARL SADLER GAS UNIT NO. 1 · 13,600 ft
2014-09-18
Spud 2014-07-02
CARL SADLER GAS UNIT NO. 1 · 13,600 ft
2012-08-14
CARL SADLER GAS UNIT NO. 1 · 13,600 ft
2009-07-21
SADLER · 13,600 ft
1987-02-09
SADLER · 13,600 ft
1985-10-31
Applications (5)
Records & Logs
7 completion filings on record · 2 with log images at RRC.
+1 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
- 1
- Max Depth
- 13,600 ft
- Drill Type
- Vertical
- County
- LIMESTONE
- District
- 5
- 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
- 16,139