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Air quality pages privacy policy 

If you are a user with general public and anonymous access, these Defra air quality pages does not store or capture personal information, but merely logs the users IP address that is automatically recognised by the web server.

We will only collect information about you that is required for system administration of our web server. This privacy statement only covers the Defra air quality pages at This statement does not cover links within this site to other websites.

The system will record your email address and other information if volunteered to us by you. This shall be treated as proprietary and confidential. It may be used for internal review and to notify you about updates to the Defra air quality pages.

Use of Cookies

Cookies are small text files a Web site uses to recognise repeat users, facilitate the user's ongoing access to the site and facilitate the use of the site. Cookies also allow a site to track usage behaviour and compile site usage information that will allow for the improvement of content.

When you accessed our website, Google Analytics set cookies to help us accurately estimate the number of visitors to the website and volumes of usage. This to ensure that the service is available when you want it and fast.

Name: _utma
Typical content: randomly generated number
Expires: 2 years

Name: _utmb
Typical content: randomly generated number
Expires: 30 minutes

Name: _utmc
Typical content: randomly generated number
Expires: when user exits browser

Name: _utmz
Typical content: randomly generated number + info on how the site was reached (e.g. directly or via a link, organic search or paid search)
Expires: 6 months

For further details on the cookies set by Google Analytics, please refer to the Google Code website.

Cookies from social networking websites

During your visit to the UK-AIR website you may notice some cookies that are not specifically related to this website. This happens when you use some of the links to social networking sites (e.g. Add This). These websites may place cookies on your computer.

UK-AIR does not control how a third party uses their cookies. You should check these third party websites' privacy policies for more information about their cookies if you are concerned about this.

You may also be interested in the main Defra website privacy policy.

Page last modified: 13 June 2011