HARPER DEVONIAN UNIT

Oil · District 10 · Lease #20609

Operator: OXY USA WTP LP

Cum Oil

2.3M BBL

Cum Gas

0 MCF

Wells

42

Production

1993-01 — 2026-03

Peak Month

2015-03

Production History

Cum Oil: 2,317,951 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

10,119 BBL/mo

Di (annual)

17.1%

b-factor

0.0

EUR

710,961 BBL

R-squared

0.871

type

exponential

Wells (42)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1711OXY USA WTP LP110,4062019-12-17
1711GOXY USA WTP LP110,4062019-12-17
714OXY USA WTP LP111,5002014-10-24
715OXY USA WTP LP111,5002014-09-26
616OXY USA WTP LP211,5002014-07-10
712OXY USA WTP LP111,0002013-02-13
1507OXY USA WTP LP111,0002013-01-08
614OXY USA WTP LP211,0002012-12-18
711OXY USA WTP LP211,5002012-12-18
710OXY USA WTP LP111,0002012-05-09
1903OXY USA WTP LP111,7502012-05-07
1613GOXY USA WTP LP110,4002003-03-25
709GOXY USA WTP LP110,5002003-03-25
703OXY USA INC.110,8202000-01-14
703 LOXY USA INC.110,8202000-01-14
701OXY USA INC.110,8301999-08-16
701 LOXY USA INC.110,8301999-08-16
708OXY USA INC.110,5061997-03-25
708GOXY USA INC.110,5061997-03-25
1002PHILLIPS PETROLEUM COMPANY212,1681995-07-11
706OXY USA INC.19,0001994-05-24
1902UNION TEXAS PETROLEUM CORP.212,4671985-12-05
100142-135-84130--------
140142-135-10335--------
150642-135-10005--------
161142-135-10364--------
161242-135-10628--------
170942-135-10361--------
180442-135-10069--------
180542-135-32067--------
200342-135-20239--------
20142-135-10293--------
260942-135-20362--------
60842-135-10283--------
60942-135-10414--------
61142-135-20741--------
61242-135-20742--------
61342-135-84124--------
70242-135-10131--------
70542-135-10006--------
80242-135-20550--------
803G42-135-20327--------
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