On the way, it picks up garbage and plastic from slums and effluent released by workshops. Municipal storm-water drains also empty into the river.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/mumbai-locals-step-effort-clean-dahisar-river
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/indian-express-mumbai
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/maharashtra
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/river-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/waste-disposal
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/plastics
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mangroves
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution