M K GRAHAM ESTATE 393

Oil · District 7B · Lease #31316

Operator: STOVALL OPERATING CO.

Cum Oil

30k BBL

Cum Gas

99k MCF

casinghead

Wells

2

Production

2013-10 — 2026-04

Peak Month

2013-11

Production History

Cum Oil: 29,795 BBL Cum Gas: 98,750 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

573 BBL/mo

Di (annual)

47.5%

b-factor

0.4

EUR

23,433 BBL

R-squared

0.776

type

hyperbolic

Operator History (from monthly production reports)

2013-10 — 2026-07 STOVALL OPERATING CO. 154 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3STOVALL OPERATING CO.14,9992013-10-30
2STOVALL OPERATING CO.14,9992013-08-06