< leases

DOUBLE EAGLE RANCH "A"

Oil · District 03 · Lease #21751

Operator: UNION PACIFIC AUSTIN CHALK CO.

Fields: GIDDINGS (AUSTIN CHALK-3)

Cum Oil

210k BBL

Cum Gas

312k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 210,050 BBL Cum Gas: 312,123 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,001 BBL/mo

Di (annual)

45.1%

b-factor

0.3

EUR

226,184 BBL

R-squared

0.685

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
1993-01 — 1995-04 GEMINI EXPLORATION COMPANY 28 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WS42-157-31872MAGNOLIA OIL & GAS OPERATING LLC29,0001994-03-25
242-287-32354MAGNOLIA OIL & GAS OPERATING LLC18,1001992-08-28