Calhoun County, MI oil and gas wells
1,354 wells: 89 active, 1,113 plugged, 2 orphaned, run by 303 operators.
Figures from the Michigan Department of Environment, Great Lakes, and Energy (EGLE), Oil, Gas, and Minerals Division, updated 2026-10-17.
Top operators in Calhoun
Wells
Not plugged · All wells · Plugged · Orphaned