GRAVES

Oil · District 8A · Lease #68277

Operator: PIONEER NATURAL RES. USA, INC.

Fields: ACKERLY (CANYON REEF)

Cum Oil

1.1M BBL

Cum Gas

595k MCF

casinghead

Wells

1

Production

2001-02 — 2026-03

Peak Month

2007-10

Production History

Cum Oil: 1,060,262 BBL Cum Gas: 595,033 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,986 BBL/mo

Di (annual)

16.2%

b-factor

0.2

EUR

724,359 BBL

R-squared

0.554

type

hyperbolic

Operator History (from monthly production reports)

2019-02 — 2026-07 LPR ENERGY, LLC 90 mo

2016-09 — 2019-01 PIONEER NATURAL RES. USA, INC. 29 mo

2001-02 — 2016-08 DEVON ENERGY PRODUCTION CO, L.P. 187 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
3	42-115-33067	LPR ENERGY, LLC	1	9,300	2000-12-20