ROPER, LEON

Oil · District 06 · Lease #10504

Operator: SUNDOWN ENERGY LP

Cum Oil

104k BBL

Cum Gas

368k MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

1996-08

Production History

Cum Oil: 104,194 BBL Cum Gas: 367,721 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

445 BBL/mo

Di (annual)

5.8%

b-factor

0.0

EUR

86,553 BBL

R-squared

0.355

type

exponential

Operator History (from monthly production reports)

2022-08 — 2026-07 BUFFCO PRODUCTION INC. 48 mo
2019-02 — 2022-07 COTTON VALLEY RESOURCES, LLC 42 mo
2012-07 — 2019-01 SUNDOWN ENERGY LP 79 mo
1993-01 — 2012-06 MEWBOURNE OIL COMPANY 234 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1BUFFCO PRODUCTION INC.37,8001981-08-11