RAFTER B SOUTH UNIT

Oil · District 7B · Lease #30728

Operator: LONE STAR OPERATIONS LLC

Cum Oil

21k BBL

Cum Gas

65k MCF

casinghead

Wells

1

Production

2011-01 — 2026-03

Peak Month

2011-11

Production History

Cum Oil: 21,467 BBL Cum Gas: 65,352 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

527 BBL/mo

Di (annual)

92.2%

b-factor

0.5

EUR

13,133 BBL

R-squared

0.862

type

hyperbolic

Operator History (from monthly production reports)

2024-06 — 2026-07 LONE STAR OPERATIONS LLC 26 mo
2011-01 — 2024-05 CHOLLA PETROLEUM, INC. 161 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3LONE STAR OPERATIONS LLC16,9992010-05-04