Last year, the sound decibels at Pallimukku and Kundanoor Junctions recorded 106 decibels, nearly double the permissible levels.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/kochi-keeping-decibels-check
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/new-indian-express-kochi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kerala
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/noise-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/state-pollution-control-board-spcb
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kochi
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment