YORK-LAW 139C

Oil · District 08 · Lease #58290

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

385k BBL

Cum Gas

452k MCF

casinghead

Wells

1

Production

2022-12 — 2026-04

Peak Month

2023-08

Production History

Cum Oil: 385,248 BBL Cum Gas: 451,529 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

16,760 BBL/mo

Di (annual)

61.1%

b-factor

0.0

EUR

329,301 BBL

R-squared

0.576

type

exponential

Operator History (from monthly production reports)

2022-12 — 2026-07 PIONEER NATURAL RES. USA, INC. 44 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
103HPIONEER NATURAL RES. USA, INC.110,9622022-06-06