42-003-33063

Final Completion

NORTH DOLLARHIDE UNIT

ANDREWS County · District 8 · OXY USA WTP LP · DOLLARHIDE (DEVONIAN)

Permits

Max Depth

8,080 ft

First Permit

1981-12-14

Latest Activity

1993-04-07

Lifespan

11 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1982-04-08

Shut-In

—

Plugged

2026-02-05

EWA / Permit operator mismatch

Scheduling: OXY USA WTP LP ≠ Permit: OXY USA INC.

Resolved via: production → OXY USA WTP LP

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

ANDREWS County disposal market →

H-1 Injection Plugged 2026-02-25 UIC #000049274 permitted 2019-09-11

Permitted Volume

2,000 bbl/d

Max Pressure

2,500 psi

Injection Interval

6,300–7,400 ft

Injected (12mo)

42,989 bbl

Monthly injected volume (bbl, from H-10 filings through 2026-02-01)

Operator History

Chain of Custody

OXY USA INC. 1993-2000→ OXY USA WTP LP 2001-2026

Lease Production

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

Formation Tops (3) Elevation 3,196 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SAN ANDRES	4,902 ft	-1,706 ft
CLEARFORK (Clear Fork)	5,730 ft	-2,534 ft
LOWER CLEARFORK (Clear Fork)	6,358 ft	-3,162 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 (5)

Interval	Type
6,345–6,439 ft	Perforated
6,345–7,332 ft	Perforated
6,600–6,705 ft	Perforated
6,601–6,692 ft	Perforated
6,850–7,332 ft	Perforated

Casing (4)

Size	Set Depth	Cement
8.625"	1,750 ft	500 sx
8.625"	1,750 ft	550 sx
2.875"	6,720 ft	—
5.5"	6,820 ft	810 sx

Permit History (2)

#410498 Recompletion Final Completion

NORTH DOLLARHIDE UNIT · 7,450 ft

1993-04-07

Spud 1992-12-21

#144778 Drill Final Completion

NORTH DOLLARHIDE UNIT · 8,080 ft

1981-12-14

Applications (2)

#410498 A OXY USA INC.

received 1993-04-05

#144778 A CITIES SERVICE COMPANY

received 1981-12-14

Records & Logs

8 completion filings on record.

W-2/G-1 2025-05-19

W-2/G-1 1998-01-23

W-2/G-1 1993-04-05

W-2/G-1 1982-05-27

+2 more filings

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 ANDREWS County.

Well Details

Well Number: 321
Max Depth: 8,080 ft
Drill Type: Vertical
County: ANDREWS
District: 8
Operator: OXY USA WTP LP
Completed: 1982-04-08

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