DORA ROBERTS RANCH UNIT

Oil · District 08 · Lease #15873

Operator: OXY USA INC.

Cum Oil

24k BBL

Cum Gas

678k MCF

casinghead

Wells

20

Production

1993-01 — 1995-09

Peak Month

1993-09

Production History

Cum Oil: 24,165 BBL Cum Gas: 678,121 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,153 BBL/mo

Di (annual)

60.2%

b-factor

2.0

EUR

156,782 BBL

R-squared

0.434

type

hyperbolic

Operator History (from monthly production reports)

1993-01 — 1996-09 OXY USA INC. 45 mo

Wells (20)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2201 CCONTINENTAL RESOURCES, INC.112,5002016-09-02
1004CONTINENTAL RESOURCES, INC.213,1932002-12-12
1701CONTINENTAL RESOURCES, INC.113,2181997-07-22
1514CONTINENTAL RESOURCES, INC.213,2921995-02-13
2801CONTINENTAL RESOURCES, INC.212,6951994-04-04
1602CONTINENTAL RESOURCES, INC.113,2091993-03-09
906OXY USA INC.112,2971991-07-24
1605CONTINENTAL RESOURCES, INC.113,2301985-12-09
2213CONTINENTAL RESOURCES, INC.110,7501984-09-20
1612CONTINENTAL RESOURCES, INC.112,2651984-06-21
2107CONTINENTAL RESOURCES, INC.110,7751984-04-13
2205CONTINENTAL RESOURCES, INC.113,3001984-02-10
1005 C42-329-00403CONTINENTAL RESOURCES, INC.------
1512 C42-329-00422CONTINENTAL RESOURCES, INC.------
1609 C42-329-00438CONTINENTAL RESOURCES, INC.------
1614 C42-329-00394CONTINENTAL RESOURCES, INC.------
200142-329-00409CONTINENTAL RESOURCES, INC.------
2103 C42-329-00423CONTINENTAL RESOURCES, INC.------
210442-329-00193OXY USA INC.------
2105 C42-329-00431CONTINENTAL RESOURCES, INC.------