LOCKE 57

Oil · District 10 · Lease #7696

Operator: LINN OPERATING, INC.

Fields: HEMPHILL (GRANITE WASH.)

Cum Oil

13k BBL

Cum Gas

417k MCF

casinghead

Wells

1

Production

2006-06 — 2019-06

Peak Month

2006-07

Production History

Cum Oil: 12,778 BBL Cum Gas: 416,908 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

579 BBL/mo

Di (annual)

83.6%

b-factor

0.3

EUR

11,746 BBL

R-squared

0.612

type

hyperbolic

Operator History (from monthly production reports)

2015-01 — 2020-03 ENERVEST OPERATING, L.L.C. 63 mo

2007-09 — 2014-12 LINN OPERATING, INC. 88 mo

2006-06 — 2007-08 DOMINION OKLAHOMA TEXAS E&P, INC 15 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2	42-211-33575	BCE-MACH II LLC	2	12,208	2006-04-25