CASTO-CHIEF

Gas · District 09 · Lease #215340

Operator: DEVON ENERGY PRODUCTION CO, L.P.

Fields: NEWARK, EAST (BARNETT SHALE)

Cum Oil

0 BBL

Cum Gas

2.4M MCF

Wells

1

Production

2005-11 — 2026-04

Peak Month

2005-12

Production History

Cum Oil: 0 BBL Cum Gas: 2,371,121 MCF

RRC production reported through Apr 2026 · recent months incomplete

Operator History (from monthly production reports)

2020-10 — 2026-07 BKV BARNETT, LLC 70 mo

2006-07 — 2020-09 DEVON ENERGY PRODUCTION CO, L.P. 171 mo

2005-11 — 2006-06 CHIEF OIL & GAS LLC * 8 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1 H	42-121-32549	BKV BARNETT, LLC	1	8,900	2005-03-01