Most of tanneries discharge effluent into Nullah Aik which passes through the city and adjoining areas while tanneries located outside the municipal limits are discharging waste into Nullah Palkhu,
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/water-contamination-tanneries-effluent-draws-concerns
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/nation-pakistan
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/hazardous-waste
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/industrial-waste
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pakistan
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/waste-disposal
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sewage
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drinking-water
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/south-asia