HARTGROVE "F"

Oil · District 7C · Lease #12179

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

50k BBL

Cum Gas

241k MCF

casinghead

Wells

2

Production

1993-01 — 2019-12

Peak Month

1996-05

Production History

Cum Oil: 50,282 BBL Cum Gas: 240,981 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

461 BBL/mo

Di (annual)

16.6%

b-factor

0.1

EUR

36,987 BBL

R-squared

0.768

type

hyperbolic

Operator History (from monthly production reports)

1997-09 — 2020-05 PIONEER NATURAL RES. USA, INC. 273 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.18,2001987-01-07
1PIONEER NATURAL RES. USA INC.18,2001987-01-06