The flush regularity and the correlation of the main pollutants,the quality of rainwater from the main catchments of Handan were studied in order to realize the rainwater runoff pollution.It is helpful to control the runoff pollution of Handan.The results indicate that the runoff pollution of Handan is comparative severe.It is also affirmed that the first flush regularity of rainwater runoff is existent.Furthermore,SS has well linearity relation with COD,TN and TP.