Acceptable Conditions of Sewage Discharge

From October 2009 onward, all new sewage treatment system that discharge sewage to any soil or inland waters in Malaysia shall comply to the standard as tabulated below.

Standard A is applicable to discharges within catchment areas of the upstream of water supply intakes, for the purpose of human consumption including drinking water; while Standard B is applicable to any other areas than the aforementioned.

Source: Environmental Quality (Sewage) Regulations 2009