RAYFORD-MCALISTER

Oil · District 08 · Lease #21111

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

88k BBL

Cum Gas

145k MCF

casinghead

Wells

2

Production

1993-01 — 2023-10

Peak Month

2007-03

Production History

Cum Oil: 87,639 BBL Cum Gas: 145,107 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

973 BBL/mo

Di (annual)

25.9%

b-factor

0.2

EUR

56,021 BBL

R-squared

0.660

type

hyperbolic

Operator History (from monthly production reports)

2021-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 62 mo
2020-09 — 2021-05 DE3 OPERATING LLC 9 mo
1997-09 — 2020-08 PIONEER NATURAL RES. USA, INC. 276 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.19,5002006-08-29
142-329-10427PIONEER NATURAL RES. USA INC.------