Environmental Quality Standard for Surface Water of People's Republic of China. País/Territorio China Tipo de documento Reglamento Fecha 1988 Fuente FAO, FAOLEX Materia Agua Palabra clave Aguas superficiales Normas sobre calidad del agua Contaminación de las aguas dulces Control de la contaminación Área geográphica Asia, Asia y Pacifico, Mares del Asia Oriental, Asia Oriental, Pacífico Norte, Pacífico Nordoeste Entry into force notes Has come into force on June 01, 1988. Resumen This Standard is approved by the State Environment Protection Bureau, which is formulated according to the Law of Environment Protection and the Regulations of Water Pollution Control, aims at controlling the water pollution and protecting the water resources. It classifies the surface water into 5 grades in part one, it gives the water quality standard in part two, defines the implementation rules in part three, and the examination of water quality in part four. Texto completo Chino