ORSON -D-

Oil · District 08 · Lease #31264

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

46k BBL

Cum Gas

219k MCF

casinghead

Wells

1

Production

1993-01 — 2020-03

Peak Month

1994-03

Production History

Cum Oil: 45,729 BBL Cum Gas: 218,962 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

446 BBL/mo

Di (annual)

20.0%

b-factor

0.7

EUR

52,660 BBL

R-squared

0.912

type

hyperbolic

Operator History (from monthly production reports)

1997-09 — 2022-03 PIONEER NATURAL RES. USA, INC. 295 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.19,6001987-02-26