HILL '58A'

Oil · District 08 · Lease #43183

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

53k BBL

Cum Gas

77k MCF

casinghead

Wells

1

Production

2012-08 — 2025-04

Peak Month

2012-12

Production History

Cum Oil: 53,219 BBL Cum Gas: 77,068 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,541 BBL/mo

Di (annual)

61.8%

b-factor

0.5

EUR

56,237 BBL

R-squared

0.815

type

hyperbolic

Operator History (from monthly production reports)

2012-08 — 2026-07 PIONEER NATURAL RES. USA, INC. 168 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2RPIONEER NATURAL RES. USA INC.111,3252012-05-16