ANDREWS -3-

Oil · District 08 · Lease #36513

Operator: DISCOVERY OPERATING, INC.

Cum Oil

131k BBL

Cum Gas

151k MCF

casinghead

Wells

4

Production

2000-12 — 2026-04

Peak Month

2012-08

Production History

Cum Oil: 130,557 BBL Cum Gas: 150,832 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,308 BBL/mo

Di (annual)

20.2%

b-factor

0.0

EUR

77,617 BBL

R-squared

0.332

type

exponential

Operator History (from monthly production reports)

2000-12 — 2026-07 DISCOVERY OPERATING, INC. 308 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4DISCOVERY OPERATING, INC.17,9992012-04-20
3DISCOVERY OPERATING, INC.17,9992011-05-27
2DISCOVERY OPERATING, INC.18,2001995-05-02
1DISCOVERY OPERATING, INC.28,2001994-06-24