42-467-30587

Final Completion

TUNNELL A.R. 59

VAN ZANDT County · District 5 · UNION OIL COMPANY OF CALIFORNIA · VAN (PECAN GAP)

Permits

Max Depth

3,019 ft

First Permit

1984-05-25

Latest Activity

2001-05-08

Lifespan

17 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2001-05-20

Shut-In

—

Plugged

2012-08-10

EWA / Production operator mismatch

Scheduling: UNION OIL COMPANY OF CALIFORNIA ≠ Production: BASA RESOURCES, INC. (reported 2026-04)

Resolved via: production → BASA RESOURCES, INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Plugged 2012-10-29 UIC #000058667 permitted 1985-12-18

Permitted Volume

—

Max Pressure

800 psi

Injection Interval

—

Injected (12mo)

—

Operator History

Chain of Custody

UNION OIL COMPANY OF CALIFORNIA 1993-2020→ BASA RESOURCES, INC. 2021-2026

Lease Production

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

Formation Tops (1) Elevation 504 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
WOODBINE	2,500 ft	-1,996 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 (4)

Interval	Type
1,575–1,595 ft	Perforated
2,578–2,608 ft	Perforated
2,612–2,619 ft	Perforated
2,806–2,812 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	829 ft	350 sx
7"	2,432 ft	300 sx

Permit History (2)

#508688 Recompletion Final Completion

TUNNELL, A.R.'59' · 3,019 ft

2001-05-08

Spud 2001-05-08

#240305 Drill Final Completion

CENTRAL VAN WOODBINE UNIT · 3,000 ft

1984-05-25

Applications (3)

#508688 A UNION OIL COMPANY OF CALIFORNIA

received 2001-05-08

#240305 A UNION OIL COMPANY OF CALIFORNIA

received 1984-08-17

#240305 A UNION OIL COMPANY OF CALIFORNIA

received 1984-05-25

Records & Logs

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

W-2/G-1 2001-05-20 log on file

W-2/G-1 1986-03-11

W-2/G-1 1986-03-11 log on file

W-2/G-1 1984-07-27

W-2/G-1 1984-10-20

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 VAN ZANDT County.

Well Details

Well Number: 16A
Max Depth: 3,019 ft
Drill Type: Vertical
County: VAN ZANDT
District: 5
Operator: UNION OIL COMPANY OF CALIFORNIA
Completed: 2001-05-20

Operator

Name: UNION OIL CO OF CALIFORNIA
Location: MIDLAND
P-5 Status: Inactive (filed 2020-11-18)
Cum Oil (all leases): 78,952,713 bbl
Cum Gas (all leases): 197,557,199 mcf
Total Permits: 2,336