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Cookie Policy

Choices about Cookies

This website may involve use of a mechanism called “cookies”. A cookie is a small amount of data, which often includes an anonymous unique identifier, that is sent to your browser from a website's computers and stored on your computer's hard drive, if your browser settings permit it.

When you use this website National Grid may set and access cookies (or have these cookies set and accessed) on your computer as described below. If you do not agree to this use of cookies you can adjust your browser settings to reject all cookies (each browser is different, so check the “Help” menu of your browser to learn how to do this). Alternatively you can choose not to use the website.

If you choose to reject all cookies using your browser settings, you will not be able to use National Grid products, services and/or websites that require you to "sign in" and you may not be able to take full advantage of all offerings. However, many National Grid online services do not require that you accept cookies.

Please note that if you choose to continue with use of this website without taking any further action in relation to cookies, we will consider that you agree to the use of cookies as described below.

Google Analytics Cookies

National Grid uses Google Analytics to help analyse how users use National Grid websites. This analytical tool uses a cookie set by Google to collect standard internet log information and visitor behaviour information in an anonymous form. The information generated by the Google analytics cookie about your use of any website (including your IP address) is transmitted to Google, and used to evaluate and compile statistical reports about this use for National Grid.

National Grid will not (and will not allow any third party to) use the statistical analytics tool to track or collect any personally identifiable information about users of our sites, and will not associate any data gathered by means of the Google statistical tool with any personally identifying information. Google will not associate your IP address with any other data held by Google. Neither National Grid nor Google will link, or seek to link, an IP address with the identity of a computer user.