MASTEN "A"

Oil · District 8A · Lease #3818

Operator: UNION OIL COMPANY OF CALIFORNIA

Fields: LEVELLAND

Cum Oil

12k BBL

Cum Gas

71k MCF

casinghead

Wells

13

Production

1993-01 — 1994-06

Peak Month

1993-06

Production History

Cum Oil: 11,615 BBL Cum Gas: 70,819 MCF

RRC production reported through Apr 2026 · recent months incomplete

Operator History (from monthly production reports)

1993-01 — 1994-10 UNION OIL COMPANY OF CALIFORNIA 22 mo

Wells (13)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
15TALIS ENERGY INC.25,0001979-10-25
17TALIS ENERGY INC.25,0001979-10-25
16TALIS ENERGY INC.15,0001978-09-08
18TALIS ENERGY INC.15,0001978-09-08
14TALIS ENERGY INC.15,0001978-08-25
142-079-01582TALIS ENERGY INC.------
1042-079-01296UNION OIL COMPANY OF CALIFORNIA------
1142-079-01297TALIS ENERGY INC.------
1342-079-30404TALIS ENERGY INC.------
242-079-01583TALIS ENERGY INC.------
342-079-01585TALIS ENERGY INC.------
442-079-01586TALIS ENERGY INC.------
542-079-01588UNION OIL COMPANY OF CALIFORNIA------