HOLZGRAF (SA) E

Oil · District 7C · Lease #19825

Operator: DISCOVERY OPERATING, INC.

Cum Oil

190k BBL

Cum Gas

916k MCF

casinghead

Wells

1

Production

2017-12 — 2020-12

Peak Month

2018-05

Production History

Cum Oil: 190,106 BBL Cum Gas: 916,420 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

23,125 BBL/mo

Di (annual)

264.3%

b-factor

0.3

EUR

150,296 BBL

R-squared

0.946

type

hyperbolic

Operator History (from monthly production reports)

2017-12 — 2021-03 DISCOVERY OPERATING, INC. 40 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3972WBDISCOVERY OPERATING, INC.310,5002021-01-14