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JENSEN

Oil · District 03 · Lease #16254

Operator: UNION PACIFIC AUSTIN CHALK CO.

Fields: GIDDINGS (AUSTIN CHALK-3)

Cum Oil

192k BBL

Cum Gas

3.8M MCF

casinghead

Wells

4

Production

1993-01 — 2025-07

Peak Month

1996-11

Production History

Cum Oil: 192,024 BBL Cum Gas: 3,782,692 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

8,204 BBL/mo

Di (annual)

76.1%

b-factor

0.4

EUR

212,343 BBL

R-squared

0.714

type

hyperbolic

Operator History (from monthly production reports)

2018-08 — 2026-07 MAGNOLIA OIL & GAS OPERATING LLC 96 mo
2005-07 — 2018-07 ENERVEST OPERATING, L.L.C. 157 mo
2002-12 — 2005-06 ANADARKO AUSTIN CHALK COMPANY 31 mo
2001-02 — 2002-11 RME AUSTIN CHALK COMPANY 22 mo
1995-05 — 2001-01 UNION PACIFIC AUSTIN CHALK CO. 69 mo
1993-08 — 1995-04 GEMINI EXPLORATION COMPANY 21 mo
1993-01 — 1993-07 REDWOOD ENERGY, INC. 7 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
742-287-31473MAGNOLIA OIL & GAS OPERATING LLC39,4001996-08-21
7RE42-287-31473MAGNOLIA OIL & GAS OPERATING LLC39,4001996-08-21
842-287-31406WINDSOR ENERGY INC.29,2001983-07-26
642-287-31330MAGNOLIA OIL & GAS OPERATING LLC18,5701982-12-27