We've got the following data about Norfolk:
If you're the owner of any data we have listed, do get in touch. We'd love help seeding ideas for hacks, and if you have anything you'd like us to explore please let us know. No promises, though; this is meant to be fun for the developers as much as anything else.
We're very interested in getting more data sets. If you have any data we've not listed, do let us know.