BetaBetaDataset
Provide data on blue, green and grey footrpints, disaggregated by product type, country (and in some cases sub-national region)
This link directs to a repository with water footprint publications, including peer-reviewed as well as book reports, datasets, and the global standard WFA manual. Depending on the journal, users may need additional access rights to view or download an entry. Using the most recent publication or dataset, the repository seems to have been updated last in 2022.
Product water footprint (crops and derived products, biofuels, farm animals and animal products, industrial products) National Water Footrpints (national production and consumption), international virtual water flow statistics (flows from trade, savings from trade), monthly blue water gridded footprint of production (30x30 arc minute), water scarcity statistics (blue water scarcity at montly 30x30 arc), Pollution due to nitrogen and phosphorous (5x5 arc minute 2002-2010), United States Production footprint at national, state and county scale (2010-12), China Water Footprint of 22 crops at 5x5 arc minute (1961-2009)
The referenced repository collates published sources represented on WaterPub