13.07.2015 Views

Rapport - Département de l'environnement

Rapport - Département de l'environnement

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µg/l90008000700060005000400030002000100001/7/931/7/941/10/9425/1/9522/3/9521/6/9525/8/9517/10/9520/12/9511/4/9621/8/9624/12/9625/2/9710/4/979/6/9926/4/0123/7/02date <strong>de</strong> prélèvementFigure 2 : Evolution <strong>de</strong>s teneurs en Chrome à l’aval <strong>de</strong> Fès entre 1993 et 2002250200µg/l15010050005-9907-0004/01/200421/01/200216/05/200226/06/200231/12/200208/07/2003date <strong>de</strong> prélèvementFigure 3 : Evolution <strong>de</strong>s teneurs en Chrome à la station Dar El Arsa <strong>de</strong> 1999 à 2003605040µg/l302010031/05/1999 12/07/2000 17/01/2002 26/06/2002date <strong>de</strong> prélèvementFigure 4 : Evolution <strong>de</strong>s teneurs en Chrome à la station RP26 <strong>de</strong> 1999 à 200213

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