Tuesday, May 03, 2011

Flooding Pittsburgh

Incessant rain, problems downriver, and now our dams being intentionally backed up.  Just an excuse to look at some historic floodplain maps of Pittsburgh

Who knew they had maps before GIS? 

That darn Mercator dude!


Blogger joe said...

For those running the half-marathon next weekend, those old floodplain maps show you the route along the mostly unchanged grid.

Wednesday, May 04, 2011 7:39:00 AM  

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