MARION -A-

Oil · District 08 · Lease #31429

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

60k BBL

Cum Gas

131k MCF

casinghead

Wells

2

Production

1993-01 — 2021-09

Peak Month

2018-11

Production History

Cum Oil: 60,088 BBL Cum Gas: 130,846 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

339 BBL/mo

Di (annual)

9.3%

b-factor

0.0

EUR

43,244 BBL

R-squared

0.582

type

exponential

Operator History (from monthly production reports)

1997-09 — 2022-04 PIONEER NATURAL RES. USA, INC. 296 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.18,7501987-08-06
1PIONEER NATURAL RES. USA INC.18,7501987-07-29