ATKINS "A"

Oil · District 7C · Lease #11139

Operator: PARSLEY ENERGY OPERATIONS, LLC

Cum Oil

64k BBL

Cum Gas

382k MCF

casinghead

Wells

2

Production

1993-01 — 2016-08

Peak Month

1994-09

Production History

Cum Oil: 64,259 BBL Cum Gas: 381,801 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,110 BBL/mo

Di (annual)

57.7%

b-factor

0.6

EUR

49,384 BBL

R-squared

0.808

type

hyperbolic

Operator History (from monthly production reports)

2013-12 — 2017-04 PARSLEY ENERGY OPERATIONS, LLC 41 mo
2006-04 — 2013-11 CHEVRON MIDCONTINENT, L.P. 92 mo
2002-01 — 2006-03 HEC PETROLEUM, INC. 51 mo
1994-12 — 2001-12 HALLWOOD PETROLEUM, INC. 85 mo
1993-01 — 1994-11 HALLWOOD ENERGY CORPORATION 23 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA, INC.19,1001993-10-18
1 APARSLEY ENERGY OPERATIONS LLC19,3501984-11-02