< leases

UNIVERSITY 18-19 FE

Oil · District 08 · Lease #25946

Operator: XTO ENERGY INC.

Fields: WAR-WINK, S. (WOLFCAMP)

Cum Oil

89k BBL

Cum Gas

87k MCF

casinghead

Wells

1

Production

1993-01 — 2025-12

Peak Month

1993-10

Production History

Cum Oil: 88,696 BBL Cum Gas: 87,298 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

376 BBL/mo

Di (annual)

5.2%

b-factor

0.2

EUR

87,837 BBL

R-squared

0.589

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 APACHE CORPORATION 24 mo
2023-08 — 2024-07 CALLON PERMIAN II, LLC 12 mo
2021-11 — 2023-07 PERCUSSION PETROLEUM OPER II,LLC 21 mo
2021-01 — 2021-10 FORGE ENERGY OPERATING, LLC 10 mo
2017-09 — 2020-12 XTO ENERGY INC. 40 mo
2000-01 — 2017-08 APACHE CORPORATION 212 mo
1993-01 — 1999-12 OMIMEX PETROLEUM, INC. 84 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
142-475-32052APACHE CORPORATION111,5001980-02-21