The Home Office have put out the following press release.
If you're really lucky when you visit maps.police.uk you'll get something like this.
But what you're much more likely to get is this.
Not fit for purpose....... again.
UPDATE @ 9:15am - Looks like it is totally dead now.
UPDATE @ 11:11am - Still dead.
UPDATE @ 12:26pm - Now has a message that says "Due to very high popularity users may experience temporary intermittent issues accessing this site. The issues are being worked on and will be resolved as soon as possible." In other words, "we didn't do our metrics right"
Via email from Anna Racoon