MIDDLEBROOK UNIT

Gas · District 06 · Lease #230886

Operator: ST. MARY LAND & EXPLORATION CO.

Cum Oil

0 BBL

Cum Gas

1.4M MCF

Wells

1

Production

2007-07 — 2026-03

Peak Month

2007-08

Production History

Cum Oil: 0 BBL Cum Gas: 1,397,184 MCF

RRC production reported through Apr 2026 · recent months incomplete

Operator History (from monthly production reports)

2026-03 — 2026-07 ATLAS OPERATING LLC 5 mo
2020-02 — 2026-02 BRG LONE STAR LTD. 73 mo
2015-07 — 2020-01 AETHON ENERGY OPERATING LLC 55 mo
2010-07 — 2015-06 SM ENERGY COMPANY 60 mo
2007-07 — 2010-06 ST. MARY LAND & EXPLORATION CO. 36 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HATLAS OPERATING LLC19,5002007-05-16