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Cookies used on our Welsh-language website
This information concerns cymraeg.ordnancesurvey.co.uk.
First-party cookies
First-party cookies are set by the website you are visiting and can only be read by that website.
Ordnance Survey
We set various cookies that help us to deliver a pleasant user experience by remembering your preferences and so on.
| Name | Function | Content | Expires |
|---|---|---|---|
| prod_as101202_http_pool | Java tracking of your session | Numbers | When browser closes |
| fpc1000615365845 | To remember your selections or preferences that you’ve already made when looking at information or using a service | Text and numbers | 1 year |
Google Analytics
We use Google Analytics to monitor how many people visit our site, which pages are most popular and other metrics. This helps us to provide better targeted and more useful content.
| Name | Function | Content | Expires |
|---|---|---|---|
| __utma | Determines unique visitors to the site and it is updated with each page view. | Randomly generated number | 2 Years |
| __utmb | Used to establish and continue a user session with the site. | Numbers | 30 minutes |
| __utmc | No longer used by Google but set for compatability with legacy code. | Numbers | When browser closes |
| __utmv | Set only when certain analytics variables are assigned. | Text and numbers | 2 Years (if set) |
| __utmx | Created when the site is using Google Website Optimizer (GWO) which can be implemented with Google Analytics. | Numbers | 1 year |
| __utmxx | Created when the site is using GWO. | Numbers | 1 year |
| __utmz | Stores the type of referral used by the visitor to reach the site. | Text and numbers | 6 Months |
Learn more about Google Analytics cookie use.
Yahoo! Web Analytics
We use Yahoo! Web Analytics for the same purpose as Google Analytics.
| Name | Function | Content | Expires |
|---|---|---|---|
| ywadp1000615365845 | Identifies you as a first-time visitor on your first visit. | Numbers | 1 year |
Learn more about Yahoo! Web Analytics cookie use.
WebTrends
We use WebTrends for the same purpose as Google Analytics.
| Name | Function | Content | Expires |
|---|---|---|---|
| WT_FPC | Identifies you as a unique visitor. | Text and numbers | 10 years |
Third-party cookies
Third-party cookies are set by websites other than the one you are actually visiting. Unlike first-party cookies, the information they contain can be read by another website.
No third-party cookies are set on this website.