WILLIAMS, PEARL "A"

Oil · District 7C · Lease #13391

Operator: THREE RIVERS OPERATING CO LLC

Cum Oil

18k BBL

Cum Gas

118k MCF

casinghead

Wells

2

Production

1993-01 — 2017-12

Peak Month

1993-05

Production History

Cum Oil: 17,505 BBL Cum Gas: 117,894 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

409 BBL/mo

Di (annual)

69.3%

b-factor

0.8

EUR

20,110 BBL

R-squared

0.810

type

hyperbolic

Operator History (from monthly production reports)

2016-12 — 2026-07 HULEN OPERATING COMPANY 116 mo
2012-08 — 2016-11 COG OPERATING LLC 52 mo
2010-04 — 2012-07 THREE RIVERS OPERATING CO LLC 28 mo
2004-04 — 2010-03 CHESAPEAKE OPERATING, INC. 72 mo
2004-01 — 2004-03 CONCHO EXPLORATION INC 3 mo
1993-01 — 2003-12 RICKS EXPLORATION, INC. 132 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1155 AHULEN OPERATING COMPANY16,5501992-10-28
5503HULEN OPERATING COMPANY16,5501992-10-28