Calumet and Hecla - St. Louis 7
API 21061001047000 · Houghton County, Michigan
Plugging ApprovedPart 625 Test Well
API
21061001047000
Operator
Calumet and Hecla Copper Company
County
Houghton
Location
56N-32W-19
Permit
NP06430
Measured depth
364 ft
Location
47.236401, -88.412574
47.23640, -88.41257 · Surface location as filed with Michigan⌘ or Ctrl + scroll to zoom
Every well in Houghton County, Michigan
Michigan state record, from MI_wells_Oil__Gas__and_Mineral_Well_Surface_Hole_Locations.parquet. Corpus built 2026-08-19.