42-135-39311

Final Completion

DORA ROBERTS RANCH UNIT

ECTOR County · District 8 · OXY USA WTP LP · SALLIE ANN (SPRABERRY-WOLFCAMP)

Permits

Max Depth

11,000 ft

First Permit

2007-04-24

Latest Activity

2013-09-03

Lifespan

6 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2007-09-09

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: OXY USA WTP LP ≠ Production: CONTINENTAL RESOURCES, INC. (reported 2026-04)

Resolved via: production → CONTINENTAL RESOURCES, INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1995-10

Last Production

2026-07

Operator History

Chain of Custody

OXY USA INC. 1995-2000→ OXY USA WTP LP 2001-2023→ CONTINENTAL RESOURCES, INC. 2023-2026

Lease Production

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

Formation Tops (2) Elevation 2,852 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SPRABERRY	7,929 ft	-5,077 ft
WOLFCAMP	9,143 ft	-6,291 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 (1)

Interval	Type
7,931–10,020 ft	Perforated

Casing (3)

Size	Set Depth	Cement
13.375"	360 ft	400 sx
9.625"	5,522 ft	23,000 sx
5.5"	10,992 ft	1,900 sx

Permit History (2)

#768595 Field Transfer Final Completion

DORA ROBERT RANCH UNIT · 11,000 ft

2013-09-03

Spud 2007-06-22

#637260 Drill Final Completion

DORA ROBERTS RANCH UNIT · 11,000 ft

2007-04-24

Spud 2007-06-22

Applications (2)

#768595 A OXY USA WTP LP

received 2013-08-20

#637260 A OXY USA WTP LP

received 2007-04-17

Records & Logs

3 completion filings on record · 2 with log images at RRC.

W-2/G-1 2013-09-10 log on file

W-2/G-1 2007-12-14 log on file

W-2/G-1 2008-02-01

Completion packets + logs ↗ Wellbore 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

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

Well Details

Well Number: 2402
Max Depth: 11,000 ft
Drill Type: Vertical
County: ECTOR
District: 8
Operator: OXY USA WTP LP
Completed: 2007-09-09

Operator

Name: OXY USA WTP LP
Location: HOUSTON
P-5 Status: Active (filed 2025-10-16)
Cum Oil (all leases): 329,551,533 bbl
Cum Gas (all leases): 84,981,131 mcf
Activities: CSGD/G, CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits: 2,273