MATLOCK

Oil · District 09 · Lease #29655

Operator: GRECO OPERATING, LLC

Fields: BRYSON, EAST

Cum Oil

282k BBL

Cum Gas

216k MCF

casinghead

Wells

1

Production

1999-06 — 2026-04

Peak Month

2007-08

Production History

Cum Oil: 281,566 BBL Cum Gas: 215,835 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,450 BBL/mo

Di (annual)

4.5%

b-factor

0.0

EUR

347,304 BBL

R-squared

0.387

type

exponential

Operator History (from monthly production reports)

2011-04 — 2026-07 GRECO OPERATING, LLC 184 mo
1999-06 — 2011-03 GRECO OPERATING, INC. 142 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1GRECO OPERATING, LLC15,9991999-04-26