EL OSO CATTLE COMPANY

Oil · District 02 · Lease #5199

Operator: DOLPHIN PETROLEUM, LP

Cum Oil

111k BBL

Cum Gas

145k MCF

casinghead

Wells

12

Production

1993-01 — 2016-08

Peak Month

1994-03

Production History

Cum Oil: 111,024 BBL Cum Gas: 145,257 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

725 BBL/mo

Di (annual)

6.4%

b-factor

0.0

EUR

130,215 BBL

R-squared

0.836

type

exponential

Operator History (from monthly production reports)

2008-07 — 2026-07 DOLPHIN PETROLEUM, LP 217 mo
2006-09 — 2008-06 DOLPHIN PETROLEUM 22 mo
1993-01 — 2006-08 CITATION OIL & GAS CORP. 164 mo

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DOLPHIN PETROLEUM, LP26,2151997-05-02
24DOLPHIN PETROLEUM LP24,2501995-05-30
20DOLPHIN PETROLEUM LP25,1501988-08-30
2DOLPHIN PETROLEUM LP26,2141986-09-19
21DOLPHIN PETROLEUM LP35,1001986-08-08
5DOLPHIN PETROLEUM LP16,0001981-12-17
22DOLPHIN PETROLEUM, LP15,1501977-08-03
1342-391-30517DOLPHIN PETROLEUM LP------
1442-391-30525DOLPHIN PETROLEUM LP------
1542-391-30520DOLPHIN PETROLEUM LP------
1742-391-30539DOLPHIN PETROLEUM LP------
1842-391-30542DOLPHIN PETROLEUM LP------