Current situation of heavy metal pollution in water and food in the coastal area of Thuy Nguyen district Hai Phong in 2017 - 2018 The high rate of samples with the concentration of HMs in water and food exceeding the permitted standards were detected: - 90% water, shrimp and snail samples had Pb concentrations higher than the permitted standards - 80% water and vegetable samples had higher concentrations of Cr than the permitted standards - 70% water, vegetable and seafood samples had higher concentrations of Cd than the permitted standards - 80% water samples and 38% vegetable samples had higher concentrations of As than the permitted standards 24 2.