Central Mine Drill Hole 4
API 21083001207000 · Keweenaw County, Michigan
Plugging ApprovedPart 625 Test Well
API
21083001207000
Operator
Calumet and Hecla Copper Company
County
Keweenaw
Location
58N-31W-36
Permit
NP06356
Measured depth
675 ft
Location
47.388407, -88.193342
47.38841, -88.19334 · 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.