On: GaugeMap: Thousands of river gauges, each with a T...

[ghaff]

I put something together for the US a couple of years back as well. I've been meaning to add some logic around deviation from the mean, etc. but haven't gotten around to it.

http://wwos-bitmason.rhcloud.com/

Some discussion of the app and parsing the USGS data for those interested:

https://blog.openshift.com/use-openshift-to-map-river-levels...

http://bitmason.blogspot.com/2013/11/over-summer-i-wrote-pos...