Survey and Analysis of Pollution Sources in Yellow River Basin

To fully understand the status of the Yellow River pollution and combined with the national integrated water resources planning,it conducted the survey of the Yellow River point and non-point pollution sources.The results show that point pollution source is the main part of the Yellow River basin pollution,industrial pollution is the main part of the point pollution source,and industrial waste water compliance rate and the sewage treatment rate are low in the Yellow River basin.The basin pollution comes mainly from the major cities along the river,imports mainly into the rivers of Huangshui,Weihe River,Fenhe Rvier and other key tributaries,and the Yellow River in Lanzhou,Ningxia-Inner Mongolia and other key sections.