UNIVERSITY-RATLIFF E58-7I

Oil · District 7C · Lease #22108

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

170k BBL

Cum Gas

233k MCF

casinghead

Wells

1

Production

2023-02 — 2026-04

Peak Month

2023-07

Production History

Cum Oil: 170,016 BBL Cum Gas: 232,932 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,546 BBL/mo

Di (annual)

50.2%

b-factor

0.0

EUR

180,250 BBL

R-squared

0.507

type

exponential

Operator History (from monthly production reports)

2023-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 42 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
9HPIONEER NATURAL RES. USA, INC.110,1652022-08-12