@article{fdi:010072334, title = {{C}omparison of index systems for rating water quality in intermittent rivers}, author = {{P}errin, {J}ean-{L}ouis and {S}alles, {C}. and {B}ancon-{M}ontigny, {C}. and {R}ais, {N}. and {C}hahinian, {N}an{\'e}e and {D}owse, {L}. and {R}odier, {C}. and {T}ournoud, {M}. {G}.}, editor = {}, language = {{ENG}}, abstract = {{W}ater quality indexes ({WQI}) are a practical way to evaluate and compare the level of chemical contamination of different water bodies and to spatially and temporally compare levels of pollution. {T}he purpose of this study was to check if these indexes are appropriate for intermittent rivers under arid and semiarid climates. {A} literature review enabled the comparison of 25 water quality indexes to discern their capability to evaluate spatial (inter and intra catchment) and temporal (high and low water flow conditions) variations in water quality in three {M}editerranean intermittent rivers: the {R}iver {V}ene ({F}rance) and the {O}ued {F}ez and the {R}iver {S}ebou ({M}orocco). {H}ierarchical cluster analysis identified groups of {WQI} with similar behavior and brought to light the 6 most distinguishing indexes. {W}hatever the hydrological conditions at the two sites, both the {ME}-{MCATUHE} and {NCS} indexes, which were developed for {M}orocco and {G}reece, and the {CCMEWQI} and {BCWQI} indexes, which were developed for non-arid or semi-arid zones, gave appropriate water quality evaluations.}, keywords = {{D}istinguishing water quality indexes ; {H}ierarchical cluster analysis ; {I}ntermittent rivers ; {M}editerranean and semi-arid zones ; {R}iver {V}ene ({F}rance) ; {O}ued {F}ez and {R}iver {S}ebou ({M}orocco) ; {FRANCE} ; {MAROC} ; {ZONE} {MEDITERRANEENNE}}, booktitle = {}, journal = {{E}nvironmental {M}onitoring and {A}ssessment}, volume = {190}, numero = {2}, pages = {art. 70 [ p.]}, ISSN = {0167-6369}, year = {2018}, DOI = {10.1007/s10661-017-6396-2}, URL = {https://www.documentation.ird.fr/hor/fdi:010072334}, }