water quality & wastewater management_dr sp gautam(cpcb) _2013
DESCRIPTION
Water quality monitoring, status of groundwater contamination, wastewater management & initiatives taken up.TRANSCRIPT
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Prof. S.P.Gautam
FORMER CHAIRMANCENTRAL POLLUTION CONTROL BOARD
DELHI,INDIA
By
WATER QUALITY AND WASTE WATER MANAGEMENT
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ENVIRONMENT- INDIAN TRADITION
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INDIAN RESOURCES
* Mountains
* Snow Fields
* Deserts
* Plains
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Major Environmental Impacts in the Manufacturing Industry
Environmentally detrimental method
of procurement
Generation of Wastes, effluents
and emissions
Environmentally negative impacts
due to product use
RAW Materials
Industrial Processes and
ActivitiesProducts
Unsustainable procurement of raw
materials
Insufficient use of materials and
resources
Improper disposal methods for
products
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CONTENTS
WATER QUALITY MONITORING
STATUS OF GROUND WATER CONTAMINATION
WASTE WATER MANAGEMENT
INITIATIVES- R&D SCHEMES Initiated as chairman CPCB
1.IN-SITU TREATMENT OF DOMESTIC WASTE WATER EMPLOYING MICROBIAL TECHNOLOGY2.ELIMINATION OF ESCHERICHIA COLI AND OTHER COLIFORM BACTERIA THROUGH
BACTERIOPHAGES -INTERNATIONAL PATENT3.REJUVENATION OF RIVER SAHIBI TO ENSURE MINIMUM FLOW IN YAMUNA IN LEAN PERIOD4. WASTEWATER MANAGEMENT IN TANNERIES-LYOPHILIZATION OF HIDES AND SKINS
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WATER QUALITY MONITORING AND MANAGEMENT
Total Number of Stations : 1429
Rivers : 293
Lakes : 94
Tanks : 09
Ponds : 41
Canals : 23
Creeks/Sea : 15
Wells : 411
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• Evolved Water Quality Criteria based on best-designated uses.
• 75% problems of water pollution is due to sewage disposal
• Identified 159 Polluted River Stretches
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Riverine System Oxygenation cum Circulation
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Riverine System Oxygenation cum Circulation
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Riverine Assimilation cum Filtration
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Riverine Regulation cum Regulatory
Regime
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Regulation cum Regulatory Regime• MoEF Government of India• Central Pollution Control Board• State Government of Uttar Pradesh• State Pollution Control Board• Central Ground Water Board• Urban Local Bodies• District Administration• Zila Panchayat, Kshettra Panchayat• Registered NGOs
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In te rna tiona l B oundary
Sta te B oundary
R iver/Stream
D ischarge Location
a R .
Bijnor
M eerut
Moradabad Ram pur
Ghaziabad
Bulandshahr
Aligarh
Bareilly
Pilibhit
Kheri
G ajrau la
Garh
Anupshahar
Budaun
Farrukhabad
Fatehgarh
Kannuaj
Kanpur
Unchahar
Allahabad
Mirzapur
Varanasi
Ghazipur
Ballia
M athura
Agra
LucknowEtaw ah
M ainpuriBasti
Gonda
Gorakpur
BahraichSitapur
Faizabad
Azam garh
Saharnpur
Muzaffarnagar
LEGEND
Chuyya Nalla10.4MLDCanepur Centre Drain
Bagat R. (Effluent Drain)6.05MLD
Mahwa R. (Drain)
Sot R. (Drain)18.2MLD
AgriculturalDrain
Domestic Drain4.3MLD
Narkasa Drain
Hati Nalla6.1MLD
Pata Nalla
D ischarge6.1MLD
Shishamau Nalla 122.7MLDNalla D/S Sidhnath Ghat 135.6MLD
Pandu River 149.5MLD
No. of Drain 12, 146.1MLD
Morchaghat Nalla 25.1MLDHunuman Ghat Nalla No. of Drain 8, 926.7MLD
No. of Drain 4, 24.8MLD
Kathar Nalla 12.1MLD
Executive Coordination cum Administrative Rejuvenation
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Executive Coordination cum Administrative Rejuvenation
SurveyMonitoring InventorisationPoint Pollution SourcesNon Point Pollution SourcesConcentration based PollutionLoad based PollutionLocation Specific LegislationCleaner TechnologiesReduction in Carbon Energy and Water PrintAdjudication with Academic Curricula Mobilization of Civil Work Force through Mass Awareness Program
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HIATUS IN ENFORCEMENT
• Organisations : CPCB, SPCBs• Legislative• Financial Resources• Pollution Data Base• Training• Public Private Partnership • Clean Technology• E- Governance• Education & Awareness
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Water is Precious and scarce Resource
Only a small fraction (about 3%) is fresh water Rainfall is highly uneven with time and space On an average there are only 40 rainy days Out of 4000 BCM rainfall received, about 600BCM is put to use so far Water resources are over-exploited resulting inmajor WQ problems
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UsesYear1997-98
Year2010 Year2025 Year2050
Low High % Low High % Low High %
Irrigation 524 543 557 78 561 611 72 628 807 68
Domestic 30 42 43 6 55 62 7 90 111 9
Industries 30 37 37 5 67 67 8 81 81 7
Power 9 18 19 3 31 33 4 63 70 6
InlandNavigation
0 7 7 1 10 10 1 15 15 1
Environment–Ecology
0 5 5 1 10 10 1 20 20 2
EvaporationLosses
36 42 42 6 50 50 6 76 76 7
Total 629 694 710 100 784 843 100 973 1180 100(NCIWRD, 1999)
ANNUALWATER REQUIREMENTFOR DIFFERENTUSES (in km3)
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Major Water Quality Issues
•
•
•
•
Pathogenic (Bacteriological) Pollution
Oxygen Depleting organic pollution
Salinity
Toxicity (micro-pollutants and other industrial pollutants)
Surface Water• Eutrophication• Oxygen depletion• Ecological health
Ground Water• Fluoride• Nitrate• Arsenic• Iron• Sea water intrusion
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•River are perfect eco system and thereforeultimate goal is to conserve the ecosystemin the river
•Ecological flow throughout the year tosupport all forms of aquatic life
•Maintenance of wholesomeness of waterbodies
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•Groundwater is used for various purposes includingdrinking vastly in India
•The quality of water and its distribution over differentregions is uneven and causes problems of scarcityand suitability•This scarce commodity be used as rationally and
efficiently as possible
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Urbanisation and Wastewater Management Urban India has become a massive reality as far as
waste management is concerned.
This country can no longer afford to allow urban areasconstituting cities and towns of varying magnitude to takecare of themselves.Urban Centres in India lack infrastructure for sanitationThe wastewater generated in Urban Centres are not
managed appropriately. Inadequate treatment facilities for sewage have
deteriorated the water quality of aquatic resources.
They need the full and undivided attention of ourplanners and decision makers for protection of
environment, aquatic resources and ultimately for bettermanagement of health aspects.
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WASTEWATER GENERATION AND TREATMENT
Study to assess the status of wastewater generation andtreatment in Class I Cities (Population > 100,000) andClass II Towns (Population Between 50,000 and 100,000)carried out during 1978-79,1989-90, 1994-95,2003-04and 2009. The latest study indicate that about 38000 million litre per
day (mld) is the wastewater generation from 921 Class ICities and Class II Towns in India that houses more than70% of urban population.
About 11700 mld is the municipal wastewater treatmentcapacity developed so far in India that account for about31% of wastewater generation in these two classes ofurban centres.
Information on other class of cities - III to VI howevershall be gathered to assess the overall wastewatergeneration from urban sector.
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•Rapid increase in population in large urbanagglomerations associated with industrial growth
resulted in massive increase of wastewater and solidwastes and ultimately deteriorated the water quality ofaquatic resources•Inadequate arrangements for collection and treatmentof municipal wastewater and municipal solid waste,major part of the wastewater as well as leachate from
solid waste dump sites being stagnating andpercolating in the urban areas and polluting thegroundwater
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Class-ICities
NumberofClass-ICities 179
Sewagegeneration(MLD) 11386.6
TreatmentCapacity(MLD) 4991.09
Class-IITowns
NumberofClass-IITowns 147
Sewagegeneration(MLD) 1023.9
TreatmentCapacity(MLD) 78.88
TotalGeneration(MLD) 12410.5
TotalCapacity(MLD) 5069.97
SEWAGE GENERATION & TREATMENTCAPACITY IN GANGA BASIN
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Future Scenario Population of India is likely to be stabilized by
2050 at the level of 1700-2000 million. Urban population for the year 2051 is likely to bemore than 1000 million. Municipal wastewater shall be around 120000MLD by 2051. Per capita water availability shall be reduced dueto increase in population
Wastewater generation in any urban centre willbe the source for d/s located urban centres.
In view of such situation there is a need to attain100% wastewater treatment in each city withmore stringent standard.
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THANK YOU
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WAY FORWARD (Goals/Aims)
• Maintenance of Environmental flow in rivers.• Prohibiting sewage disposal in water bodies.• Restriction on Industrial waste disposal in water
bodies.• Ambient air quality monitoring in all habitats.• Action Plans for air pollution control in habitats/
industrial clusters.• Sector-specific Industrial Pollution Control
Programmes.• GIS / GPS- based system for Environment
Clearance .