DORA ROBERTS RANCH UNIT

Oil · District 10 · Lease #31940

Operator: OXY USA WTP LP

Fields: VIREY (QUEEN)

Cum Oil

2.6M BBL

Cum Gas

0 MCF

Wells

21

Production

1993-01 — 2026-03

Peak Month

1997-11

Production History

Cum Oil: 2,551,167 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

19,143 BBL/mo

Di (annual)

13.6%

b-factor

0.0

EUR

1,689,815 BBL

R-squared

0.946

type

exponential

Wells (21)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1524OXY USA WTP LP24,5002012-05-31
1524WOXY USA WTP LP24,5002012-05-31
2101WOXY USA WTP LP16,0002011-11-04
1531OXY USA INC.14,6002000-10-26
1530WOXY USA INC.14,6001997-12-08
1009OXY USA INC.14,6001997-08-22
1528OXY USA INC.14,6001997-08-22
1529OXY USA INC.14,6001997-08-21
1514OXY USA INC.213,2921995-02-13
1526WOXY USA INC.14,5001991-05-17
1525WOXY USA INC.14,5001991-05-13
1523WOXY USA INC.14,5001990-03-27
1522OXY USA INC.14,5001989-03-23
1520OXY USA INC.14,5001989-03-22
1519OXY USA INC.14,5001989-03-16
1519WOXY USA INC.14,5001989-03-16
1517OXY USA INC.14,4001988-11-15
1516OXY USA INC.14,4001988-11-14
1518OXY USA INC.14,4001988-11-14
1504OXY USA INC.113,2561988-09-07
1504WOXY USA INC.113,2561988-09-07
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