Major River Basin: Gundar (5.56%), Kallar (31.74%), Nambiyar (10.42%), Tamiraparani (29.13%), and Vaippar (23.04%)
Gundar River Basin - 5.56%
Kallar River Basin
31.74%
Nambiyar River Basin
10.42%
Tamiraparani River Basin
29.13%
Vaippar River Basin
23.04%
Major river: Vaippar, Tamiraparani and Karamaniyar
Water Systems : 212 tanks
(IWS & PWD, 2017)
Built up area : 245.46 sq.km (NRSC, 2015)
Thoothukudi Corporation area : 13.47 sq.km
(District Statistical Handbook, 2021-2022)