42-483-32603
Final CompletionCALCOTE
WHEELER County · District 10 · ENERVEST OPERATING L.L.C. · STILES RANCH (GRANITE WASH CONS)
Permits
3
Max Depth
16,500 ft
First Permit
2008-03-26
Latest Activity
2015-05-29
Lifespan
7 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2008-07-30
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: ENERVEST OPERATING L.L.C. ≠ Production: 4P ENERGY TEXAS, LLC (reported 2020-06)
Resolved via: scheduling → ENERVEST OPERATING L.L.C.
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
2008-07
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 (4) Elevation 2,373 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRANITE WASH A (Granite Wash) | 12,235 ft | -9,862 ft |
| ATOKA | 13,754 ft | -11,381 ft |
| ATOKA SHALE (Atoka) | 13,754 ft | -11,381 ft |
| ATOKA WASH E (Atoka) | 14,675 ft | -12,302 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 |
|---|---|
| 12,290–12,371 ft | Perforated |
| 15,444–15,550 ft | Perforated |
| 16,050–16,307 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 3,102 ft | 2,348 sx |
| 5.5" | 16,450 ft | 1,575 sx |
Permit History (3)
Applications (3)
Records & Logs
3 completion filings on record · 2 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
- 203
- Max Depth
- 16,500 ft
- Drill Type
- Vertical
- County
- WHEELER
- District
- 10
- Operator
- ENERVEST OPERATING L.L.C.
- Completed
- 2008-07-30
Operator
- Name
- ENERVEST OPER, L.L.C
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-01-13)
- Cum Oil (all leases)
- 39,678,049 bbl
- Cum Gas (all leases)
- 1,492,558,001 mcf
- Activities
- CSGD/G, G/PUR, GTHS/G, OPRS/G
- Total Permits
- 1,249