HIGH SKY M 42-43

Oil · District 08 · Lease #55481

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

453k BBL

Cum Gas

1.8M MCF

casinghead

Wells

2

Production

2020-12 — 2026-04

Peak Month

2021-06

Production History

Cum Oil: 452,978 BBL Cum Gas: 1,839,557 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

49,453 BBL/mo

Di (annual)

362.7%

b-factor

0.7

EUR

478,398 BBL

R-squared

0.983

type

hyperbolic

Operator History (from monthly production reports)

2021-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 62 mo
2020-12 — 2021-05 DE3 OPERATING LLC 6 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2813HPIONEER NATURAL RES. USA, INC.29,0002020-09-04
4213HPIONEER NATURAL RES. USA, INC.29,5002020-09-04