42-227-34825
Final CompletionCOSTILLA, LOU ANN
HOWARD County · District 8 · ENDEAVOR ENERGY RESOURCES L.P.
Permits
4
Max Depth
10,850 ft
First Permit
1994-03-02
Latest Activity
2016-03-09
Lifespan
22 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
1994-06
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 (14) Elevation 2,513 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SPRABERRY | 6,576 ft | -4,063 ft |
| UPPER SPRABERRY (Spraberry) | 6,576 ft | -4,063 ft |
| JO MILL | 7,406 ft | -4,893 ft |
| DEAN | 7,830 ft | -5,317 ft |
| WOLFCAMP | 7,949 ft | -5,436 ft |
| STRAWN | 9,600 ft | -7,087 ft |
| STRAWN | 9,614 ft | -7,101 ft |
| STRAWN | 9,620 ft | -7,107 ft |
| U/MISSISSIPPIAN | 9,747 ft | -7,234 ft |
| UPPER MISS (Mississippian) | 9,769 ft | -7,256 ft |
| UPPER MISSISSIPPIAN (Mississippian) | 9,769 ft | -7,256 ft |
| MISSISSIPPI LIME (Mississippian) | 10,106 ft | -7,593 ft |
| WOODFORD | 10,344 ft | -7,831 ft |
| FUSSELMAN | 10,505 ft | -7,992 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 |
|---|---|
| 7,643–9,599 ft | Perforated |
| 7,643–10,288 ft | Perforated |
| 10,505–10,515 ft | Perforated |
Casing (5)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 315 ft | 320 sx |
| 9.625" | 3,490 ft | 925 sx |
| 9.625" | 3,490 ft | 925 sx |
| 5.5" | 10,523 ft | 1,945 sx |
| 5.5" | — | 450 sx |
Permit History (4)
COSTILLA, LOU ANN · 10,522 ft
2016-03-09
COSTILLA, LOU ANN · 10,522 ft
2013-10-30
COSTILLA, LOU ANN · 10,522 ft
2009-09-08
Spud 2009-09-21
COSTILLA LOU ANN · 10,850 ft
1994-03-02
Spud 1994-04-21
Applications (4)
Records & Logs
5 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
- 1
- Max Depth
- 10,850 ft
- Drill Type
- Vertical
- County
- HOWARD
- District
- 8
- Operator
- ENDEAVOR ENERGY RESOURCES L.P.
Operator
- Location
- MIDLAND
- P-5 Status
- Active (filed 2026-06-12)
- Cum Oil (all leases)
- 507,205,629 bbl
- Cum Gas (all leases)
- 70,424,421 mcf
- Total Permits
- 6,190