Wastewater Treatment Standards in USA
This is a part of National Pollutant Discharge Elimination System (NPDES). The link is from US EPA. News: On April 17, 2018, EPA announced a new rulemaking to look at issues associated with managing and treating peak flows during wet weather events at publicly owned treatment works (POTWs) with separate sanitary sewer systems.
Wastewater discharge standard in China
GB8978-1996 is Integrated Wastewater Discharge Standard in China. GB18918-2002 is Discharge Standard of Pollutants for Municipal Wastewater Treatment Plant. Language: Chinese.