Indian Standard DRINKING WATER SPECIFICATION (Second Revision)

Transcription

1 APPENDIX I BIS (IS 10500: 2012) Indian Standard DRINKING WATER SPECIFICATION (Second Revision) Sl No. Characteristic Requirement (Acceptable Limit) Permissible Limit in the Absence of Alternate Source (1) (2) (3) (4) Organoleptic and Physical Parameters i) Colour, Hazen units, 5 15 ii) Odour Agreeable Agreeable iii) iv) Taste Agreeable Agreeable v) Total dissolved solids, mg/l, General Parameters Concerning Substances Undesirable in Excessive Amounts vi) Copper (as Cu), mg/l, vii) Iron (as Fe), mg/l, 0.3 No relaxation viii) Total hardness (as CaCO 3 ), mg/l, ix) Zinc (as Zn), mg/l, 5 15 Parameters Concerning Toxic Substances Undesirable in Excessive Amounts x) Cadmium (as Cd), mg/l, No relaxation xi) Lead (as Pb), mg/l, 0.01 No relaxation xii) Nickel (as Ni), mg/l, I 0.02 No relaxation xiii) Total chromium (as Cr), mg/l, 0.01 No relaxation

2 APPENDIX II Guidelines for drinking-water quality (WHO, 2008) Parameter Symbol/formula Health based guidelines by the WHO Temperature Cold Palatable Colour Clear Odour Acceptable No guideline Total Hardness mg/l CaCO 3 No guideline Dissolved oxygen O 2 No guideline Cadmium Cd mg/l Chromium Cr +2, Cr mg/l Cobalt Co mg/l Copper Cu 2.0 mg/l Iron Fe No guideline Lead Pb 0.01 mg/l Nickel Ni 0.02 mg/l Total Dissolved Solids TDS No guideline Zinc Zn 3 mg/l

3 APPENDIX III CPCB (1996) [SCHEDULE VI] GENERAL STANDARDS FOR DISCHARGE OF ENVIRONMENTAL POLLUTANTS PART- A: EFFLUENTS S. No. Parameter Standards Inland surface water Land for irrigation 1. Colour and Odour Absent (IS: 2490, Part-I- 1981) Absent (IS: 2490, Part-I- 1981) 2. Suspended solids mg/l,. 3. Particulate size of Shall pass 850 micron - suspended solids IS Sieve 4. Dissolved solids 2100 (IS: 2490, Part-I-1981) 2100 (IS: 2490, Part-I-1981) (inorganic) 5. value 5.5 to to Temperature o C Shall not exceed 5 o above the - receiving water temperature 7. Biochemical Oxygen Demand 2 (3 days at 27 o C) mg/l, 8. Chemical Oxygen Demand mg/l, 9. Lead (as Pb) mg/l, 10. Cadmium (as Cd) mg/l, 11. Hexavelant Chromium (as Cr + 6 ) mg/l, 12. Total Chromium (as Cr) mg/l, 13. Copper (as Cu) mg/l, Zinc (as Zn) mg/l, Nickel (as Ni) mg/l, Schedule VI inserted by Rule 2(d) of the Environment (Protection) Second Amendment Rules, 1993 notified vide G.S.R. 422(E) dated , published in the Gazette No. 174 dated Omitted by Rule 2(d)(i) of the Environment (Protection) Third Amendment Rules, 1993 vide Notification No.G.S.R.801(E), dated Substituted by Rule2 of the Environment (Protection) Amendment Rules, 1996 notified by G.S.R.176, dated may be read as BOD (3 days at 27 o C) wherever BOD 5 days 20 o C occurred.

4 APPENDIX IV CPCB (2009) [PHARMACEUTICAL (MANUFACTURING AND FORMULATION) INDUSTRY] Parameter Standards [Effluent Standards Limiting concentration in i. Compulsory Paramters mg/l, expect for Oil & grease 10 BOD (3 days 27 o C) 100* Total suspended Solids 100 II. Additional Parameters Mercury Arsenic Chromium (Cr 6 + ) Lead Cyanide Phenolics (C 6 H 5 OH) Sulphides (as S) Phosphate (as P) Note: * The BOD and COD limits shall be 30mg/1 and 250 mg/1 respectively, if treated effluent is discharged directly into a fresh water body i.e., stream, canal, river or lake. CPCB (2008) APPENDIX V Use based classification of surface waters in India Designated-Best-Use Class of Water Criteria Irrigation, Industrial Cooling, Controlled Waste disposal E 1. between 6.0 to Electrical Conductivity at 25oC micro mhos/cm Sodium absorption Ratio Boron. 2mg/l

5 APPENDIX VI CPCB (2016) Ministry of Environment, Forests and Climate Change G.S.R. 35(E.) Notification dated 14 January, 2016 S.No. Industry Parameters Standards 4. SUGAR INDUSTRY EFFLUENTS All concentration values are in milligramme per litre except for Total Suspended Solids (TSS), milligramme per Litre Biological Oxgyen Demand, BOD[3 days at 27 C], milligramme per litre Total Dissolved Solids (TDS), milligramme per litre Final wastewater discharge limit 100 (for disposal on land) 30 (for disposal in surface waters) 100 (for disposal on land) 30 (for disposal in surface waters) litre per tonne of cane crushed CPCB (2006) APPENDIX VII 2 15 FERMENTATION INDUSTRY (DISTILLERIES, MALTRIES AND BREWERIES) Concentration in the effluents not to exceed milligramme per litre (except for and colour & odour) Colour & Odour All efforts should be made to remove colour and unpleasant odour as far as practicable. Suspended Solids 100 3[BOD (3 days at 27oC)] 4[-disposal into inland surface waters or river/ streams] - disposal on land or for irrigation] **[(2).(7)] Inserted by Rule 2 (i) of the Environment (Protection) Third Amendments Rules, 2005 notified vide Notification G.S.R.546(E), dated