Monthly measurements of major and trace elements in 41 rivers in Great Britain, 2017, from the LOCATE project - Tye, A.M.; Balfour, C.; Bowes, M.J.; Brown, I.; Evans, C.; Farr, G.; Felgate, S.; Hargreaves, G.; Humphry, O.S.; Kitidis, V.; Lapworth, D.J.; Martin, A.; et al. (NERC EDS Environmental Information Data Centre, 2024)