< leases

SCHULTZ, IRMA ET AL -B-

Oil · District 03 · Lease #19183

Operator: UNION PACIFIC AUSTIN CHALK CO.

Fields: GIDDINGS (AUSTIN CHALK-3)

Cum Oil

702 BBL

Cum Gas

4k MCF

casinghead

Wells

1

Production

1993-01 — 1994-04

Peak Month

1993-08

Production History

Cum Oil: 702 BBL Cum Gas: 4,085 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

233 BBL/mo

Di (annual)

612.9%

b-factor

0.0

EUR

464 BBL

R-squared

0.733

type

exponential

Operator History (from monthly production reports)

2007-09 — 2012-04 ENERVEST OPERATING, L.L.C. 56 mo
2006-03 — 2007-08 ANADARKO E&P COMPANY LP 18 mo
2002-12 — 2006-02 ANADARKO AUSTIN CHALK COMPANY 39 mo
2001-02 — 2002-11 RME AUSTIN CHALK COMPANY 22 mo
1995-11 — 2001-01 UNION PACIFIC AUSTIN CHALK CO. 63 mo
1995-10 — 1995-10 PARKWAY PETROLEUM, INC. 1 mo
1993-01 — 1995-09 SWIFT ENERGY COMPANY 33 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
742-287-31886MAGNOLIA OIL & GAS OPERATING LLC19,1501985-12-05