42-329-35674

Final Completion

BETTY 12

MIDLAND County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

Max Depth

12,000 ft

First Permit

2007-02-02

Latest Activity

2017-02-16

Lifespan

10 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2008-01-26

Shut-In

—

Plugged

2024-09-25

EWA / Production operator mismatch

Scheduling: PIONEER NATURAL RES. USA INC. ≠ Production: DE3 OPERATING LLC (reported 2020-11)

EWA / Permit operator mismatch

Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: ENDEAVOR ENERGY RESOURCES L.P.

Resolved via: scheduling → PIONEER NATURAL RES. USA INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2007-07

Last Production

2025-07

Operator History

Chain of Custody

ENDEAVOR ENERGY RESOURCES L.P. 2007-2019→ DE3 OPERATING LLC 2019-2020

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Oil

production & DCA →

Formation Tops (9) Elevation 2,717 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SPRABERRY	7,475 ft	-4,758 ft
LOWER SPRABERRY (Spraberry)	8,000 ft	-5,283 ft
DEAN	8,800 ft	-6,083 ft
WOLFCAMP	9,525 ft	-6,808 ft
STRAWN	10,340 ft	-7,623 ft
STRAWN	10,375 ft	-7,658 ft
BEND	10,560 ft	-7,843 ft
DEVONIAN	11,458 ft	-8,741 ft
DEVONIAN	11,700 ft	-8,983 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 (2)

Interval	Type
8,033–9,583 ft	Perforated
8,033–11,576 ft	Perforated

Casing (3)

Size	Set Depth	Cement
12.75"	344 ft	320 sx
8.625"	5,097 ft	700 sx
4.5"	11,703 ft	600 sx

Permit History (2)

#822926 Recompletion Final Completion

BETTY '12' · 11,703 ft

2017-02-16

Spud 2008-01-16

#632564 Drill Final Completion

BETTY "12" · 12,000 ft

2007-02-02

Spud 2007-02-20

Applications (2)

#822926 A ENDEAVOR ENERGY RESOURCES L.P.

received 2017-02-06

#632564 A ENDEAVOR ENERGY RESOURCES L.P.

received 2007-01-26

Records & Logs

4 completion filings on record · 1 with log images at RRC.

W-2/G-1 2017-02-21

W-2/G-1 2016-06-23

W-2/G-1 2007-08-14 log on file

W-2/G-1 2007-11-29

Completion packets + logs ↗ Wellbore 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

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in MIDLAND County.

Well Details

Well Number: 1
Max Depth: 12,000 ft
Drill Type: Vertical
County: MIDLAND
District: 8
Operator: PIONEER NATURAL RES. USA INC.
Completed: 2008-01-26

Operator

Name: PIONEER NATURAL RES. USA, INC
Location: Y SPRING
P-5 Status: Active (filed 2025-08-01)
Cum Oil (all leases): 1,771,882,421 bbl
Cum Gas (all leases): 1,763,727,021 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits: 15,401