Table- 2: Bangladesh Standards for Industrial and Project Effluent in ENVIRONMENTAL IMPACT ASSESSMENT (EIA) OF WORLD BANK FINANCED SIDDHIRGANJ 450 MW COMBINED CYCLE POWER PLANT (CCPP) PROJECT SIDDHIRGANJ, NARAYANGAJ

Table-2: Bangladesh Standards for Industrial and Project Effluent Sl. No.ParametersUnitInland Surface WaterDischarge To Public Sewer to Secondary Treatment PlantIrrigable Land1Ammonical nitrogen (as elementary N)mg/l5075752Ammonia (as free ammonia)mg/l55153Arsenic (as As)mg/l0.20.050.24BOD at 20oC 5mg/l502501005Boronmg/l2226Cadmium (as Cd)mg/l0.050.50.57Chloridemg/l6006006008Chromium (as total Cr)mg/l0.51.01.09CODmg/l20040040010Chromium (as hexavalent Cr)mg/l0.11.01.011Copper (as Cu)mg/l0.53.03.012Dissolved oxygen (DO)mg/l4.5-84.5-84.5-813Electro-conductivity (EC)µsiemens/cm12001200120014Total dissolved solidsmg/l21002100210015Flouride (as F)mg/l2151016Sulfide (as S)mg/l12217Iron (as Fe)mg/l22218Total kjeldahl nitrogen (as N)mg/l10010010019Lead (as Pb)mg/l0.110.120Manganese (as Mn)mg/l55521Mercury (as Hg)mg/l0.010.010.0122Nickel (as Ni)mg/l1.02.01.023Nitrate (as elementary N)mg/l10.0Not yet set1024Oil and greasemg/l10201025Phenolic compounds (as C6H5OH)mg/l1.05126Dissolved phosphorus (as P)mg/l881527Radioactive substance(to be specified by Bangladesh Atomic Energy Commission)28PH6-96-96-929Selenium (as Se)mg/l0.050.050.0530Zinc (as Zn)Mg/l5101031Total dissolved solidsMg/l21002100210032TemperatureoC (summer) o C (winter)40 4540 4540 4533Suspended solidsMg/l15050020034CyanideMg/l0.12.00.2 Source: Schedule –10, Rule-13, Environment Conservation Rules, 1997 (Page 3132 - 3134 of the Bangladesh Gazette of 28 August 1997) (Own authentic translation from original Bengali).