WINDHAM "43"

Oil · District 7C · Lease #17306

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

362k BBL

Cum Gas

753k MCF

casinghead

Wells

6

Production

2010-08 — 2024-09

Peak Month

2011-07

Production History

Cum Oil: 362,124 BBL Cum Gas: 753,310 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,443 BBL/mo

Di (annual)

34.8%

b-factor

0.2

EUR

362,578 BBL

R-squared

0.892

type

hyperbolic

Operator History (from monthly production reports)

2010-08 — 2026-07 PIONEER NATURAL RES. USA, INC. 192 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5PIONEER NATURAL RES. USA INC.111,4002010-08-20
6PIONEER NATURAL RES. USA INC.111,4002010-08-20
1PIONEER NATURAL RES. USA INC.111,3502010-04-15
2PIONEER NATURAL RES. USA INC.111,3502010-04-15
3PIONEER NATURAL RES. USA INC.111,3502010-04-15
4PIONEER NATURAL RES. USA INC.111,3502010-04-15