Smart Mapping in ArcGIS Online

Back in March, Smart Mapping was added to ArcGIS Online. One of the aims is to make it easier to produce effective maps of your data, but it also adds sophisticated style options to ArcGIS Online. If you haven’t looked at it yet, or have only used a few bits, it’s worth taking a look through the series of blog posts on it.
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Working with OS MasterMap Water Layer in the ArcGIS Platform

Ordnance Survey have released OS MasterMap Water Network, a new OS MasterMap layer. It provides the flow, centre line geometry and height of all rivers, streams, lakes, lochs and canals across Great Britain. The layer is a structured link/node representation of all connected watercourses including the underground network (inferred based on entry and exit points). This article takes you through loading (Productivity Suite is not required), merging, de-duplicating and creating a geometric water network.
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