CLARK UNIT

Oil · District 09 · Lease #28956

Operator: SUTHERLAND ENERGY CO., LLC

Cum Oil

588k BBL

Cum Gas

31k MCF

casinghead

Wells

59

Production

1995-05 — 2026-04

Peak Month

2012-09

Production History

Cum Oil: 587,843 BBL Cum Gas: 30,579 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,773 BBL/mo

Di (annual)

166.2%

b-factor

0.8

EUR

135,746 BBL

R-squared

0.691

type

hyperbolic

Operator History (from monthly production reports)

2019-07 — 2026-07 SUTHERLAND ENERGY CO., LLC 85 mo
2000-06 — 2019-06 PHOENIX PETROCORP, INC. 229 mo
1995-05 — 2000-05 REMINGTON OIL 61 mo

Wells (59)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
710SUTHERLAND ENERGY CO., LLC14,2582019-01-10
509SUTHERLAND ENERGY CO., LLC14,1002013-06-04
813SUTHERLAND ENERGY CO., LLC14,1002013-06-04
112SUTHERLAND ENERGY CO., LLC14,1002013-05-31
113SUTHERLAND ENERGY CO., LLC14,1002013-05-31
812SUTHERLAND ENERGY CO., LLC14,1002012-05-21
111SUTHERLAND ENERGY CO., LLC14,1002012-05-18
811SUTHERLAND ENERGY CO., LLC14,1002012-05-18
110SUTHERLAND ENERGY CO., LLC14,1002012-05-04
808SUTHERLAND ENERGY CO., LLC14,1002012-05-04
809SUTHERLAND ENERGY CO., LLC24,1002012-05-04
810SUTHERLAND ENERGY CO., LLC14,1002012-05-04
508SUTHERLAND ENERGY CO., LLC14,1002012-02-09
506SUTHERLAND ENERGY CO., LLC14,1002012-02-08
507SUTHERLAND ENERGY CO., LLC14,1002012-02-08
806SUTHERLAND ENERGY CO., LLC14,1002012-02-08
807SUTHERLAND ENERGY CO., LLC14,1002012-02-08
711SUTHERLAND ENERGY CO., LLC14,1002012-02-01
109SUTHERLAND ENERGY CO., LLC14,1002012-01-27
108SUTHERLAND ENERGY CO., LLC14,9001985-11-01
1202SUTHERLAND ENERGY CO., LLC14,9501985-05-28
1001SUTHERLAND ENERGY CO., LLC24,9001985-03-26
106SUTHERLAND ENERGY CO., LLC14,5001985-02-20
1201SUTHERLAND ENERGY CO., LLC14,9991984-12-18
107SUTHERLAND ENERGY CO., LLC14,0001984-09-24
903SUTHERLAND ENERGY CO., LLC14,9001983-08-17
904SUTHERLAND ENERGY CO., LLC14,9001983-08-17
305SUTHERLAND ENERGY CO., LLC14,8001983-05-10
601SUTHERLAND ENERGY CO., LLC14,0811982-12-22
304SUTHERLAND ENERGY CO., LLC14,9001982-10-28
902SUTHERLAND ENERGY CO., LLC14,9001982-10-07
207SUTHERLAND ENERGY CO., LLC14,6001982-08-30
805SUTHERLAND ENERGY CO., LLC14,9951982-08-09
503SUTHERLAND ENERGY CO., LLC14,2001982-06-21
504SUTHERLAND ENERGY CO., LLC14,2001982-06-21
901SUTHERLAND ENERGY CO., LLC14,9001982-05-24
502SUTHERLAND ENERGY CO., LLC14,2001982-05-12
105SUTHERLAND ENERGY CO., LLC14,9991981-12-16
103SUTHERLAND ENERGY CO., LLC14,9991981-09-08
104SUTHERLAND ENERGY CO., LLC14,9991981-09-02
205SUTHERLAND ENERGY CO., LLC14,3001981-06-24
206SUTHERLAND ENERGY CO., LLC14,2001981-06-24
302SUTHERLAND ENERGY CO., LLC14,3001981-06-24
204SUTHERLAND ENERGY CO., LLC14,5001981-03-03
102SUTHERLAND ENERGY CO., LLC14,9991980-10-23
301SUTHERLAND ENERGY CO., LLC14,4001980-05-23
202SUTHERLAND ENERGY CO., LLC14,4001980-05-16
101SUTHERLAND ENERGY CO., LLC14,9001980-04-04
501SUTHERLAND ENERGY CO., LLC24,1001979-05-15
804SUTHERLAND ENERGY CO., LLC14,3001979-05-08
40142-503-07459SUTHERLAND ENERGY CO., LLC------
40242-503-81189SUTHERLAND ENERGY CO., LLC------
70442-503-08575SUTHERLAND ENERGY CO., LLC------
70642-503-03993SUTHERLAND ENERGY CO., LLC------
70942-503-31659SUTHERLAND ENERGY CO., LLC------
80142-503-01570SUTHERLAND ENERGY CO., LLC------
801B42-503-80292SUTHERLAND ENERGY CO., LLC------
80242-503-30633SUTHERLAND ENERGY CO., LLC------
80342-503-31683SUTHERLAND ENERGY CO., LLC------