WINDHAM 43

Oil · District 7C · Lease #18848

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

52k BBL

Cum Gas

86k MCF

casinghead

Wells

1

Production

2014-08 — 2023-02

Peak Month

2014-11

Production History

Cum Oil: 51,752 BBL Cum Gas: 86,140 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,798 BBL/mo

Di (annual)

49.2%

b-factor

0.2

EUR

54,702 BBL

R-squared

0.686

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 66 mo
2014-08 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 78 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA INC.211,9002014-05-17