district authority between 1990 and 2016 (the Spanish Jucar River Management Authority,
Confederación Hidrográfica del Júcar, CHJ) was analysed and discussed. The main goal is
to evaluate the applicability of this existing physicochemical information as potential data
sources for continuous evaluation with Water Quality Indices (WQIs). Specifically, the spatial
and temporal representativity of available data is assessed together with the applicability of …