Lake Manganese LM1
API 21083005727000 · Keweenaw County, Michigan
Plugging ApprovedPart 625 Test Well
API
21083005727000
Operator
Calumet and Hecla Copper Company
County
Keweenaw
Location
58N-28W-4
Permit
NP07643
Measured depth
252 ft
Location
47.455111, -87.864631
47.45511, -87.86463 · Surface location as filed with Michigan⌘ or Ctrl + scroll to zoom
Every well in Keweenaw County, Michigan
Michigan state record, from MI_wells_Oil__Gas__and_Mineral_Well_Surface_Hole_Locations.parquet. Corpus built 2026-08-19.