Hillsdale County, MI oil and gas wells
1,235 wells: 6 active, 1,066 plugged, 12 orphaned, run by 265 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 Hillsdale
Wells
Not plugged · All wells · Plugged · Orphaned