Found via a forum over at the IDEA communities of practice for local government:
Googlemap of social media use by UK local councils.It was created by Liz Azyan from LGEO Research for her PhD. This map will be updated and maintained by Liz Azyan and is licensed under Creative Commons.
Someone had asked about the use of social networking software by local government. I wrote an entire response based on an earlier post, before realising most of the information had already been shared by other forum members. Such is life…