KELLY -C-

Oil · District 08 · Lease #16072

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

64k BBL

Cum Gas

164k MCF

casinghead

Wells

2

Production

1993-01 — 2022-07

Peak Month

2008-03

Production History

Cum Oil: 64,345 BBL Cum Gas: 163,539 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

721 BBL/mo

Di (annual)

47.8%

b-factor

1.1

EUR

63,509 BBL

R-squared

0.442

type

hyperbolic

Operator History (from monthly production reports)

1997-09 — 2026-07 PIONEER NATURAL RES. USA, INC. 347 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-11 — 1995-02 MIDPAR L.P. 16 mo
1993-01 — 1993-10 GRAHAM ROYALTY, LTD. 10 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5PIONEER NATURAL RES. USA INC.110,0002006-08-29
4PIONEER NATURAL RES. USA INC.18,8001983-02-04