COWDEN "B"

Oil · District 7C · Lease #4382

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

37k BBL

Cum Gas

256k MCF

casinghead

Wells

3

Production

1993-01 — 2017-11

Peak Month

1995-06

Production History

Cum Oil: 37,187 BBL Cum Gas: 256,382 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

367 BBL/mo

Di (annual)

12.4%

b-factor

0.0

EUR

35,486 BBL

R-squared

0.768

type

exponential

Operator History (from monthly production reports)

1997-09 — 2020-04 PIONEER NATURAL RES. USA, INC. 272 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-12 — 1995-02 MIDPAR L.P. 15 mo
1993-01 — 1993-11 GRAHAM ROYALTY, LTD. 11 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5PIONEER NATURAL RES. USA INC.18,4701985-11-11
142-461-02858PIONEER NATURAL RES. USA, INC.------
242-461-02859PIONEER NATURAL RES. USA, INC.------