WILLIAMS -H-

Oil · District 08 · Lease #31176

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

34k BBL

Cum Gas

127k MCF

casinghead

Wells

1

Production

1993-01 — 2021-05

Peak Month

2018-11

Production History

Cum Oil: 34,369 BBL Cum Gas: 126,642 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

252 BBL/mo

Di (annual)

7.9%

b-factor

0.0

EUR

37,345 BBL

R-squared

0.785

type

exponential

Operator History (from monthly production reports)

1997-09 — 2021-07 PIONEER NATURAL RES. USA, INC. 287 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA INC.29,1501986-12-30