DEM of Butler County,OH

[Jason Sperfslage]

>	I am currently working on a project. The DEM I am using is of 50*50m 
>resolution which is not high enough. Does anyone know where I can get for free a 
>better (30 by 30m) DEM or other format of data from which I can generate slope 
>and aspect? 



You might take a look at the USGS Geodata website and it's 7.5 minute DEMs - 
these are roughly 30m resolution. Perhaps you can find what you are looking for
at that location:

http://edcwww.cr.usgs.gov/doc/edchome/ndcdb/7_min_dem/states/OH.html



Hope that helps.


Best regards,

Jason


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