Table 4 - 7 in Saidabad Water Treatment Plant Project, Phase III

Table 4-7: Primary Water Quality Criteria for Designated-Best-Use-Classes ParametersUnitInland Surface Water Quality StandardsTemperature°C40Biological Oxygen Demand (BOD5) at 20°Cmg/L50Chemical Oxygen Demand (COD)mg/L200Dissolve Oxygen (DO)mg/L4.5-8Total Dissolved Solids (TDS)mg/l2,100pH-6-9Suspended Solid (SS)mg/L150Nitratemg/L10.0Arsenicmg/L0.2Leadmg/L0.1Chloridemg/L600Ironmg/L2Manganesemg/L5Coppermg/L0.5Oil & Greasemg/L10 Source: ECR’2023, Schedule-10