Restoration of Lakes in Bangalore by Bruhat
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RESTORATION OF LAKES IN BANGALORE BY BRUHAT BENGALURU MAHANAGARA PALIKE CHIEF ENGINEER, LAKES DIVISION Earlier Status of Lakes in Bangalore Eutrophication of lakes because of nutrient input Inflow of sewage to lakes Solid waste dumping in the periphery of lakes Encroachment of lake and urbanization in catchment area Shrinkage of water body Reduced storm water flow to lake body due to interception in catchment area and deforestation Shoreline erosion Algal blooms and weed growth Anthropogenic or natural influences on Lakes and surrounding area Deterioration of lake water quality Sedimentation and shrinkage Decrease in productivity to support flora and fauna Rendering unfit for recreational purposes Ground water sources being affected Climatic changes 2 Lakes Before Development Chinnappanahalli Lake Kawdenahalli Lake Kaigondanahalli Lake Haralur Lake Singasandra Lake Kudlu Chikkere 3 Rejuvenation Process taken up by BBMP The Lakes are surveyed & certified by Tahasildar for fixing Lake boundaries Encroachments removed The Lakes are Fenced using Chain link/RCC/MS poles DPRs are prepared for Comprehensive Development Plan. The lake Rejuvenation Team comprising Engineers, Environmental Engineers, Forest Officers working in coordination with Ornithologists, Environmentalists, Academicians & RWA’s . The phase wise Development of lakes is taken up involving following steps Diversion of dry weather flow (Sewage inflow) Engineered wetland treatment for wet-weather flow (storm water) Setting up STP to maintain Water balance in lakes Construction of silt traps Desilting of lake to restore to its original holding capacity Improving inlets, construction of catch drains etc. Afforestation etc. 4 Stages of Development Fencing to Lake Boundary Sewage Diversion Drain Dewatering Desilting Lake Bed Bund Formation & Revetment STP (If Required) 5 Stages of Development Tree Plantation Idol Immersion Tank Gazebo Pathway Improvements (Kerb Toilets & Security Rooms Creation of Wetland Bund /Cobble) 6 Lakes After Development Chinnappanahalli Lake Kawdenahalli Lake Kaigondanahalli Lake Haralur Lake Singasandra Lake Kudlu Chikkere 7 Some of the birds nesting in developed lakes Kaigondanahalli Lake 8 Kaigondanahalli Lake 9 Amblipura kelaginakere 10 Amblipura kelaginakere 11 Role of BBMP for Maintenance of Lakes Attend immediately to any violations reported by the Company/RWA’s. Ensure that no sewage or chemical pollutants enter the lake. Periodically desilt the Sedimentation Tank/Silt Traps. Ensure that any required repairs to footpath, structures and other civil works etc are attended. Providing Electric & watering facility to Garden & toilets. Nominate an officer as the contact person to interact with the Company. Role of the NGO's / RWA’s & Organizations for Maintenance of Lakes in BBMP Maintenance of Path way, plants & Garden area. Regular house keeping activities Regular Removal of solid wastes if any dumped in the lake area. Maintaining the immersion tank & children play equipment. Removing of weeds in the water body & sedimentation tank. Installation of Signage Boards. Allow access to public at scheduled prescribed hour. 12 Major Contributors for Rejuvenation & Maintenance of Lakes in BBMP RWA’s / NGO’s/ Companies. United Way of Bangalore is Maintaining –7 Developed Lakes from 2012 onwards. PNLIT an Resident Welfare Association – Maintaining Puttenahalli Lake from 2011 onwards. MAPSAS an Resident Welfare Association – Maintaining 5 Lakes from 2012 onwards. Qualcomm trough UWB has Funded for STP at Kundalahalli Lake for an amount of Rs. 1.25 Crore. GE has trough UWB has Funded for STP at Kundalahalli Lake for an amount of Rs. 1.00 Crore. Total Environment has taken up overall Development of Hoodi Lake. Other Companies/ RWA’s supporting BBMP in Rejuvenation / Maintenance - Prestige Group, wellsfargo, GENPACT, Ignersoll Rand, ZOOMCARS, Chinnapanahalli lake development trust, Swami Vivekananda Seva Abhivruddhi Samsthe, NUSA DUA Owners Welfare Association & VDB Property Ventures, Satya Foundation and JaLaPoshan Trust, Northern trust, Simens, TCS. 13 LIST OF LAKES MAINTAINED BY NGO's / RWA’s & ORGANISATIONS IN BBMP Amount Saved Period of Sl. No Location Name of the lake Maintained by Date of MOU annually MOU (In Lakhs) Mahadevpura Parisara Samrakshane Mattu Kaigondanahalli 6/7/2016 (Three 1 Location: Sarjapur Ring Road Abhivrudhi Samiti (MAPSAS) & United 07-07-2013 40.00 Lake Years) Way, Bangalore (Sponsered by wellfargo) Sarjapur Road Mahadevpura Amblipura Mahadevpura Parisara Samrakshane Mattu 26/1/2017 2 27/1/2014 10.00 Zone Kelaginakere Abhivrudhi Samiti (MAPSAS) (Three Years) Amblipura Haralur Road Mahadevpura Parisara Samrakshane Mattu 6/5/2017 (Three 3 Haralur Lake 05-07-2014 20.00 Mahadevpura Zone Abhivrudhi Samiti (MAPSAS) Years) Brigade Millenium, J.P Nagar, Puttenahalli neighborhood Lake improvement 16/05/2017 4 Puttenahalli Lake 17/05/2014 10.00 Bommanahalli Zone Trust (PNLIT) (Three Years) Doddakanneli Village Swami Vivekananda Seva Abhivruddhi 18/6/2017 5 Doddakanneli Lake 19/6/2014 15.00 Mahadevpura Zone Samsthe, Doddakanneli (Three Years) Location: White Field Road, NUSA DUA Owners Welfare Association & 31/10/2017 6 Sheelavantana kere 11-01-2014 30.00 Mahadevpura VDB Property Ventures. (Three Years) Location: Marthahalli bridge, Chinnapanahalli lake development trust, TCS 26-2-2018 7 Chinnapanahalli lake 27-2-2015 20.00 Mahadevpura & BBMP (Three years) Inside ITI Factory, United Way, Bangalore (Sponsered by 4/2/2017 8 Kavdenahalli Lake 03-05-2015 25.00 Ramamurthy Nagar wellfargo) (Two Years) 26/04/2018 9 Jakkur near Yeaahanka Jakkur Lake Satya Foundation and Ja La Poshan Trust 27/04/2015 40.00 (Three Years) Mahadevpura Parisara Samrakshane Mattu Sarjapur Road Mahadevpura 1/9/2016 (One 10 Sowlkere Abhivrudhi Samiti (MAPSAS) & United 09-01-2015 40.00 Zone Year) Way, Bangalore (Sponsered by GENPACT) Location: Marthahalli bridge, United Way, Bangalore (Sponsered by 1/10/2016 (One 11 Munnekolalu Lake 10-01-2015 15.00 Mahadevpura Northern trust) Year) Uttarahalli Main Road Uttarahalli Mogekere Nadigedaarara Vedike 30-11-2016 12 Uttarahalli lake 12-01-2015 15.00 Bangalore South Zone & United Way, Bangalore Ignersoll Rand (One Year) 31/12/2019 13 Ulsoor Ulsoor Lake Prestige Group 01-01-2016 35.00 (Three Years) BBMP & United Way, Bangalore 2/2/2017 (One 14 Location: Chikka Devasandra Devasandra Lake 02-02-2016 20.00 (Sponsered by Northern trust) Year) 30-1-2017 15 Malleshwaram Sankey tank Total Environmental Building System 42371 35.00 (11 Months) 16 Hoodi Hoodi giddanakere Total Environmental Building System 24-4-2016 23-4-2021 500.00 17 Hosur Road Singasandra Lake Zoom Cars 02/05/2016 1/5/2017 10.00 Total Amount 880.00 14 Plantation at Lakes by NGO’s / Organizations / RWA’s 15 Plantation at Lakes by NGO’s / Organizations / RWA’s 16 Kere Habba 2015 at Kaigondanahalli Lake 17 .