[Talk-us] US National Hydro imports?

[Ian Dees]

On Sat, Jul 4, 2009 at 11:49 AM, Mike N. <niceman at att.net> wrote:

> I discovered some waterways in the Tiger 2008 DB that have not been
> imported
> into my area of SC.   Before I bring in the water bodies that I know about
> and can verify,  is there any other large scale import of NHD data in
> progress that I would conflict with?
>
>  Is it better to use NHD directly instead of Tiger data for waterways?


For me, the order of preference for hydrological data imports would be:

1. Local/county data
2. NHD high-res data
3. TIGER data
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