UNIVERSITY 4-7E

Oil · District 7C · Lease #21668

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

233k BBL

Cum Gas

229k MCF

casinghead

Wells

1

Production

2022-04 — 2026-04

Peak Month

2022-05

Production History

Cum Oil: 233,176 BBL Cum Gas: 229,007 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,168 BBL/mo

Di (annual)

65.5%

b-factor

0.3

EUR

291,317 BBL

R-squared

0.931

type

hyperbolic

Operator History (from monthly production reports)

2022-04 — 2026-07 PIONEER NATURAL RES. USA, INC. 52 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HPIONEER NATURAL RES. USA, INC.19,5702021-10-05