MADISON EAST 13

Oil · District 7C · Lease #21431

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

49k BBL

Cum Gas

163k MCF

casinghead

Wells

2

Production

2021-08 — 2026-03

Peak Month

2021-12

Production History

Cum Oil: 49,330 BBL Cum Gas: 163,484 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,650 BBL/mo

Di (annual)

80.8%

b-factor

0.1

EUR

43,735 BBL

R-squared

0.787

type

hyperbolic

Operator History (from monthly production reports)

2021-08 — 2026-07 PIONEER NATURAL RES. USA, INC. 60 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA, INC.110,9002021-03-12
2PIONEER NATURAL RES. USA, INC.110,9002021-03-12