M K GRAHAM ESTATE 401

Oil · District 7B · Lease #30988

Operator: STOVALL OPERATING CO.

Cum Oil

30k BBL

Cum Gas

10k MCF

casinghead

Wells

2

Production

2012-04 — 2026-04

Peak Month

2022-08

Production History

Cum Oil: 30,093 BBL Cum Gas: 10,135 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,002 BBL/mo

Di (annual)

104.5%

b-factor

0.4

EUR

18,885 BBL

R-squared

0.690

type

hyperbolic

Operator History (from monthly production reports)

2012-04 — 2026-07 STOVALL OPERATING CO. 172 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2STOVALL OPERATING CO.14,9992014-08-22
1STOVALL OPERATING CO.14,9992012-01-31