There's been a recent change in European legislation which means UK law now requires websites to ask permission from visitors when placing certain cookies on their devices. This comes into effect from the 26th May 2012.

Cookies are electronic markers which mean we can learn more about what you are interested in on our website, so we can remember your preferences. They also help us monitor site usage, which helps us improve the site generally.

By using our website, you agree that we can place these types of cookies on your device.
Cookies used on this website
Cookie Name Description Additional information
MapExtreme ASP.NET_SessionId This cookie is used by MapExtreme (interactive mapping software) to remember the session ID used when the user zooms in, pans map, selects layers etc. The cookie expires at the end of the session.  
Google Analytics _utma, _utmb, _utmc, _utmz These cookies are used to collect information about how visitors use our site. The cookies collect information in an anonymous form, including the number of visitors to the site, where visitors have come to the site from and the pages they visited on our site.
View Google's privacy statement

If you want to know more about cookies click here.

How to block cookies

You don't have accept cookies if you don't want to. If you would like your web browser to automatically block them, select which browser you use from the list below for instructions.

Firefox Firefox

IE Internet Explorer

Chrome Google Chrome

Opera Opera

Safari OSX Safari (OSX)

Safari IOS Safari (iOS: iPad, iPhone, iPod Touch)

Android Android