10-Apr-2013: The phone number for the Eionet Helpdesk has been retired. The email address is still the same. 

1-Mar-2012: Dataset, tables and elements now have short URLs without question marks. It is called Resource Oriented Architecture.

The data dictionary contains detailed information on the content, format and structure of each water data set: rivers, lakes, groundwater, transitional, coastal and marine waters, and water quantity.

Specifications for each water data set can be downloaded in pdf format from the list above (press the pdf icon). Excel templates and XML schema files can be downloaded from the dataset pages.