CULBERSON -AC- FEE

Oil · District 08 · Lease #27339

Operator: ZACHRY OIL AND GAS PROPERTIES

Cum Oil

36k BBL

Cum Gas

82k MCF

casinghead

Wells

3

Production

1993-01 — 2020-03

Peak Month

1993-09

Production History

Cum Oil: 36,026 BBL Cum Gas: 82,244 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

242 BBL/mo

Di (annual)

23.9%

b-factor

0.0

EUR

12,075 BBL

R-squared

0.376

type

exponential

Operator History (from monthly production reports)

2026-05 — 2026-07 ECHO ENERGY PARTNERS, LLC 3 mo
2023-03 — 2026-04 ANTELOPE ENERGY PARTNERS, LLC 38 mo
2015-06 — 2023-02 RING ENERGY, INC. 93 mo
2011-11 — 2015-05 FINLEY RESOURCES, INC. 43 mo
2010-02 — 2011-10 STORM PEAK ENERGY, LLC 21 mo
2006-05 — 2010-01 BIG STAR OIL & GAS, LLC 45 mo
1998-03 — 2006-04 QUAY VALLEY, INC. 98 mo
1993-06 — 1998-02 ZACHRY OIL AND GAS PROPERTIES 57 mo
1993-01 — 1993-05 TEXACO E & P INC. 5 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3ECHO ENERGY PARTNERS LLC13,6001982-05-18
1ECHO ENERGY PARTNERS LLC13,6501982-04-13
2ECHO ENERGY PARTNERS LLC13,6501982-04-13