42-467-30707

Final Completion

SWAIN O. L. 11 B

VAN ZANDT County · District 5 · BASA RESOURCES INC. · VAN (PECAN GAP)

Permits

Max Depth

2,315 ft

First Permit

1988-08-03

Latest Activity

2000-10-20

Lifespan

12 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2000-11-16

Shut-In

—

Plugged

2016-01-13

EWA / Permit operator mismatch

Scheduling: BASA RESOURCES INC. ≠ Permit: UNION OIL COMPANY OF CALIFORNIA

Resolved via: production → BASA RESOURCES, INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

UNION OIL COMPANY OF CALIFORNIA 1993-2015→ BASA RESOURCES, INC. 2022-2026

Lease Production

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

Formation Tops (4) Elevation 476 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
PECAN GAP	1,760 ft	-1,284 ft
PECAN GAP	1,850 ft	-1,374 ft
AUSTIN CHALK	2,072 ft	-1,596 ft
AUSTIN CHALK	2,400 ft	-1,924 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
1,810–1,830 ft	Perforated
2,072–2,252 ft	Perforated

Casing (2)

Size	Set Depth	Cement
7.625"	521 ft	210 sx
4.5"	2,318 ft	400 sx

Permit History (2)

#501047 Recompletion Final Completion

SWAIN, O. L. 11 "B" · 2,030 ft

2000-10-20

Spud 2000-10-18

#349284 Drill Final Completion

SWAIN, O. L. 11B · 2,315 ft

1988-08-03

Applications (2)

#501047 A UNION OIL COMPANY OF CALIFORNIA

received 2000-10-20

#349284 A UNION EXPL. PARTNERS, LTD.

received 1988-07-25

Records & Logs

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

W-2/G-1 2000-11-28 log on file

W-2/G-1 2001-01-11

W-2/G-1 1988-10-14

W-2/G-1 1988-11-04

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: 15
Max Depth: 2,315 ft
Drill Type: Vertical
County: VAN ZANDT
District: 5
Operator: BASA RESOURCES INC.
Completed: 2000-11-16

Operator

Name: BASA RES, INC
Location: DALLAS
P-5 Status: Active (filed 2026-02-12)
Cum Oil (all leases): 79,953,285 bbl
Cum Gas (all leases): 41,318,604 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits: 471