[MaryFromMichigan]

Probably and thankfully, it shouldn't have a major effect on the Lake Michigan.
Could oil spill be 'tragedy' for Lake Michigan? Water experts say Granholm 'went a little overboard' about threat

Time will tell, though.

[cripplecreek]

Thank God for the dams.

I grew up near the north branch of the Kalamazoo river and there are at least 5 dams between where it starts near Hanover and Homer. Those are just the ones I know of.