Can I use a hydrograph in my report/paper?

Yes! Please cite the image of the hydrograph as National River Flow Archive, URL, Date Accessed e.g. National River Flow Archive,, 6th April 2018. For peak flow data, please also add the WINFAP version. The current version can be found on the WINFAP pages. We love to hear about where our data is being used so do let us know if you wish by emailing