Seneca S21
API 21083006747000 · Keweenaw County, Michigan
Plugging ApprovedPart 625 Test Well
API
21083006747000
Operator
Calumet and Hecla Copper Company
County
Keweenaw
Location
57N-32W-22
Permit
NP07801
Measured depth
342 ft
Location
47.321198, -88.361277
47.32120, -88.36128 · 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.