Human health risk assessment has revealed that ingestion of heavy metals is the main exposure pathway for the local population. ...The total calculated carcinogenic risk through all the sites have infrequently signaled high to very high carcinogenic risk in the first campaign average CRA 8.73 10 4 for child and CRA 5.89 10 5 for adult and occasionally exceeded the safe range for the local population in the second one average CRA 1.59 10 4 for child and CRA 1.07 10 5 for adult ....