Abstract:

Goundwater，which is the important component of the human living space and supplies human being highquality freshwater，is widely used because of its importance for human life and the economic development.However，quality of ground water has been threatened by pollution from agriculture，industry and everyday life.Through the monitoring of shallow ground water of main districts in Hangzhou City，we found that nitrogen compounds exceed the standard widespreadly，including ammonia nitrogen，nitrite nitrogen，permanganate index and total coliform and total bacteria.This is mainly related with longterm pollution from life，industry and agriculture.Through the research and onsite monitoring，this paper raised some countermeasures to avoid further contamination on shallow groundwater in main districts of Hangzhou City，which includes enhancing surface water and groundwater pollution prevention and control，enhancing groundwater monitoring network construction，strengthening the protection of groundwater resources，publicity and education work.〖