DONNA "W" UNIT NO. 1-H

Oil · District 03 · Lease #15131

Operator: MAGNOLIA OIL & GAS OPERATING LLC

Cum Oil

142k BBL

Cum Gas

465k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

2003-11

Production History

Cum Oil: 141,653 BBL Cum Gas: 465,232 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,599 BBL/mo

Di (annual)

79.1%

b-factor

0.4

EUR

114,629 BBL

R-squared

0.370

type

hyperbolic

Operator History (from monthly production reports)

2018-08 — 2026-07 MAGNOLIA OIL & GAS OPERATING LLC 96 mo
2007-08 — 2018-07 ENERVEST OPERATING, L.L.C. 132 mo
2003-03 — 2007-07 ANADARKO E&P COMPANY LP 53 mo
1993-01 — 2003-02 GEOSOUTHERN ENERGY CORPORATION 122 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MAGNOLIA OIL & GAS OPERATING LLC211,0002003-07-07
2MAGNOLIA OIL & GAS OPERATING LLC211,0002003-07-07