K-BIRD 12-13

Oil · District 7C · Lease #19201

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

409k BBL

Cum Gas

1.6M MCF

casinghead

Wells

1

Production

2015-10 — 2026-04

Peak Month

2015-11

Production History

Cum Oil: 409,035 BBL Cum Gas: 1,562,951 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,831 BBL/mo

Di (annual)

27.2%

b-factor

0.0

EUR

345,435 BBL

R-squared

0.470

type

exponential

Operator History (from monthly production reports)

2021-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 66 mo
2015-10 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 64 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4405HPIONEER NATURAL RES. USA, INC.29,1502015-07-02