HARTGROVE "E"

Oil · District 7C · Lease #12100

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

22k BBL

Cum Gas

93k MCF

casinghead

Wells

1

Production

1993-01 — 2019-01

Peak Month

1993-07

Production History

Cum Oil: 21,635 BBL Cum Gas: 92,619 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

125 BBL/mo

Di (annual)

4.9%

b-factor

0.0

EUR

28,231 BBL

R-squared

0.392

type

exponential

Operator History (from monthly production reports)

1997-09 — 2019-11 PIONEER NATURAL RES. USA, INC. 267 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA INC.18,2501986-10-24