COFFIELD M-11

Gas // district 1 // lease#80444

op: HEARTLAND RESOURCES, INC.

cum_oil

0 BBL

cum_gas

126k MCF

wells

1

production

1993-01 — 2026-03

peak_month

1994-04

-- production_history

cum_oil: 0 BBL cum_gas: 126,367 MCF

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1CADDO OIL CO.-CALDWELL DIST.13,7501977-12-28
EOF // multi-state drilling data platform // 2026