ALLEN-RITCHIE 'A'

Oil · District 7B · Lease #28756

Operator: RANGER OPERATING CO.

Cum Oil

61k BBL

Cum Gas

87k MCF

casinghead

Wells

7

Production

2000-02 — 2018-12

Peak Month

2000-05

Production History

Cum Oil: 61,150 BBL Cum Gas: 87,456 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,644 BBL/mo

Di (annual)

34.0%

b-factor

0.0

EUR

58,062 BBL

R-squared

0.932

type

exponential

Operator History (from monthly production reports)

2019-05 — 2026-07 CUMMING COMPANY, INC. THE 87 mo
2007-03 — 2019-04 RANGER OPERATING CO. 146 mo
2000-02 — 2007-02 BANDERA PETROLEUM, INC. 85 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
26CUMMING COMPANY INC. THE11,8492000-05-04
27CUMMING COMPANY INC. THE11,7502000-05-04
29CUMMING COMPANY INC. THE11,8412000-05-04
32CUMMING COMPANY INC. THE22,0002000-05-04
36CUMMING COMPANY INC. THE11,9002000-03-01
34CUMMING COMPANY INC. THE21,9501999-12-08
30CUMMING COMPANY INC. THE12,0001999-02-08