< leases

STAR MAHAFFEY

Oil · District 08 · Lease #29961

Operator: STANOLIND PRODUCTION LLC

Fields: CONGER (PENN)

Cum Oil

16k BBL

Cum Gas

716k MCF

casinghead

Wells

3

Production

1993-01 — 2026-04

Peak Month

1997-04

Production History

Cum Oil: 15,554 BBL Cum Gas: 715,632 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

116 BBL/mo

Di (annual)

24.6%

b-factor

0.3

EUR

7,755 BBL

R-squared

0.595

type

hyperbolic

Operator History (from monthly production reports)

2022-01 — 2026-07 BURK ROYALTY CO., LTD. 55 mo
2021-01 — 2021-12 SLANT OPERATING, LLC 12 mo
2018-07 — 2020-12 STANOLIND PRODUCTION LLC 30 mo
2014-08 — 2018-06 EQT PRODUCTION TEXAS, LLC 47 mo
1998-09 — 2014-07 RANGE PRODUCTION COMPANY 191 mo
1994-06 — 1998-08 LOMAK PRODUCTION COMPANY 51 mo
1993-01 — 1994-05 GRAND BANKS ENERGY COMPANY 17 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-431-31615BURK ROYALTY CO., LTD.18,5001985-03-19
242-431-31616BURK ROYALTY CO., LTD.18,5001985-03-19
342-431-31614BURK ROYALTY CO., LTD.18,5001985-03-19