< leases

BURNS "D-F-STATE UNIT

Oil · District 01 · Lease #13562

Operator: WILLIAMS, CLAYTON W., JR., INC.

Fields: PEARSALL (AUSTIN CHALK)

Cum Oil

172k BBL

Cum Gas

72k MCF

casinghead

Wells

1

Production

1993-01 — 2018-06

Peak Month

1993-03

Production History

Cum Oil: 172,039 BBL Cum Gas: 71,968 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,188 BBL/mo

Di (annual)

22.7%

b-factor

0.3

EUR

159,954 BBL

R-squared

0.721

type

hyperbolic

Operator History (from monthly production reports)

2022-12 — 2022-12 ROCC OPERATING, LLC 1 mo
2015-01 — 2022-11 LONESTAR OPERATING, LLC 95 mo
2002-07 — 2014-12 HAWTHORN ENERGY PARTNERS, LLC 150 mo
1999-08 — 2002-06 CENIZA PETROLEUM, INC. 35 mo
1993-06 — 1999-07 WILLIAMS, CLAYTON ENERGY, INC. 74 mo
1993-05 — 1993-05 WILLIAMS, CLAYTON ENERGY, L.L.C 1 mo
1993-01 — 1993-04 WILLIAMS, CLAYTON W., JR., INC. 4 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-283-31482ROCC OPERATING LLC18,3001991-11-13