Mt. Houghton MH9
API 21083005857000 · Keweenaw County, Michigan
Plugging ApprovedPart 625 Test Well
API
21083005857000
Operator
Calumet and Hecla Copper Company
County
Keweenaw
Location
58N-29W-27
Permit
NP07656
Measured depth
767 ft
Location
47.392357, -87.963933
47.39236, -87.96393 · 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.