BIRD, CHARLES "D"

Oil · District 7C · Lease #13774

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

123k BBL

Cum Gas

454k MCF

casinghead

Wells

3

Production

1995-05 — 2023-06

Peak Month

1995-07

Production History

Cum Oil: 123,415 BBL Cum Gas: 454,323 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,107 BBL/mo

Di (annual)

28.4%

b-factor

0.4

EUR

139,683 BBL

R-squared

0.874

type

hyperbolic

Operator History (from monthly production reports)

2021-06 — 2023-11 PIONEER NATURAL RES. USA, INC. 30 mo
2018-10 — 2021-05 DE3 OPERATING LLC 32 mo
2003-10 — 2018-09 JM COX RESOURCES, L.P. 180 mo
1995-05 — 2003-09 COX, JOHN L. 101 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3PIONEER NATURAL RES. USA INC.18,5001995-03-15
2PIONEER NATURAL RES. USA INC.18,5001995-03-01
1PIONEER NATURAL RES. USA INC.18,5001995-02-28