Henan Provincial Standard of the People's Republic of China
Latest
DB41/T 1820-2019
Scope
This standard specifies the water pollutant discharge control and monitoring requirements for rural domestic sewage treatment facilities, as well as implementation and supervision. This standard applies to the water pollutant discharge management of rural domestic sewage treatment facilities with a scale of less than 500m3/d (exclusive).
DB41/T 1820-2019 history
2019DB41/T 1820-2019 Discharge Standards for Water Pollutants of Rural Domestic Sewage Treatment Facilities