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February 25, 2026March 27, 2026 HSW

About Us

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HYDROGRAPHIC SURVEY WING

Office of The Chief Hydrographer
Hydrographic Survey Wing
Aryankuzhi Road, Kamaleswaram
Manacaud P.O
Thiruvananthapuram - 695 009

 

chtvm.hsw@kerala.gov.in, chhswkerala@gmail.com
+ 91 471 2456123
+ 91 471 2967515

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