Water	Air	Name and Address	Office	TypeofUnit	Category	Date of Issue	Validity
79[03-11]	-	Nagapattinam Municipality STPNagore Village, Nagapattinam.	Nagapattinam	STP	Orange - Large	17-03-2011	16-03-2013
80[03-11]	-	Nagapattinam Municipality STPNagapattinam.	Nagapattinam	STP	Orange - Large	17-03-2011	16-03-2013
63[01-11]	63[01-11]	Bismi Fisheries,Thoduvai, Thirumullaivasal,Sirkali, Nagapattinam.	Nagapattinam	Plastic	Orange - Small	07-01-2011	2 Years
64[01-11]	64[01-11]	Adithya Ferro Alloys Pvt Ltd,Suragudi Village,Thirunallaru, Karaikkal.	Nagapattinam	Rerolling mill	Orange - Medium	07-01-2011	2 Years
56[10-10]	56[10-10]	Sun Fibre Company, Venkateswarapuram Village, Thiruvarur District-	Nagapattinam	Plastic	Orange - Small	21-10-2010	2 Years