Humboldt H7-1
API 21103010237000 · Marquette County, Michigan
Plugging ApprovedPart 625 Test Well
API
21103010237000
Operator
CLEVELAND CLIFFS IRON CO
County
Marquette
Location
47N-29W-1
Permit
NP12152
Measured depth
422 ft
Location
46.492443, -87.883485
46.49244, -87.88348 · Surface location as filed with Michigan⌘ or Ctrl + scroll to zoom
Every well in Marquette County, Michigan
Michigan state record, from MI_wells_Oil__Gas__and_Mineral_Well_Surface_Hole_Locations.parquet. Corpus built 2026-08-19.