SALLY "C"

Oil · District 08 · Lease #30973

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

66k BBL

Cum Gas

226k MCF

casinghead

Wells

2

Production

1993-01 — 2018-07

Peak Month

2014-09

Production History

Cum Oil: 66,154 BBL Cum Gas: 225,596 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,534 BBL/mo

Di (annual)

129.8%

b-factor

0.0

EUR

23,436 BBL

R-squared

0.647

type

exponential

Operator History (from monthly production reports)

1997-09 — 2023-02 PIONEER NATURAL RES. USA, INC. 306 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA INC.111,9502014-04-28
1PIONEER NATURAL RES. USA INC.19,3751986-10-06