SOUTHEAST WARD UNIT

Oil · District 7B · Lease #23519

Operator: ORYX ENERGY COMPANY

Cum Oil

676k BBL

Cum Gas

5k MCF

casinghead

Wells

26

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 675,828 BBL Cum Gas: 5,251 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,958 BBL/mo

Di (annual)

13.0%

b-factor

1.3

EUR

825,754 BBL

R-squared

0.959

type

hyperbolic

Operator History (from monthly production reports)

2003-08 — 2026-07 BASA RESOURCES, INC. 276 mo
1999-10 — 2003-07 KERR-MCGEE OIL & GAS ONSHORE LLC 46 mo
1999-04 — 1999-09 KERR-MCGEE CORPORATION 6 mo
1993-01 — 1999-03 ORYX ENERGY COMPANY 75 mo

Wells (26)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
601BASA RESOURCES, INC.33,6002013-11-21
606BASA RESOURCES, INC.34,2002012-06-29
1201BASA RESOURCES, INC.23,7002005-10-06
106BASA RESOURCES, INC.13,5001989-01-25
1202BASA RESOURCES, INC.13,6501987-10-02
1203BASA RESOURCES, INC.13,6001987-10-02
202BASA RESOURCES, INC.13,6001987-05-18
201BASA RESOURCES, INC.13,5001986-10-10
301BASA RESOURCES, INC.13,5001986-10-10
303BASA RESOURCES, INC.13,5001986-10-10
803BASA RESOURCES, INC.23,5501986-08-25
105BASA RESOURCES, INC.13,5001986-03-19
802BASA RESOURCES, INC.13,5001986-03-19
901BASA RESOURCES, INC.13,5001986-03-19
104BASA RESOURCES, INC.14,1021983-12-02
104UBASA RESOURCES, INC.14,1021983-12-02
103BASA RESOURCES, INC.13,4001982-10-21
102BASA RESOURCES, INC.13,3001982-06-23
1217WBASA RESOURCES, INC.13,4001980-03-18
1218BASA RESOURCES, INC.13,5001980-03-18
10142-429-80676BASA RESOURCES, INC.------
30542-429-31204BASA RESOURCES, INC.------
40142-429-81659BASA RESOURCES, INC.------
60442-429-80839BASA RESOURCES, INC.------
70142-429-01179BASA RESOURCES, INC.------
80142-429-01135BASA RESOURCES, INC.------