Sea Level Data Your Name (required) Your Email (required) Subject Your Message Available sea level data. To access data please fill the contact form. Colombo 2018 January February March April 2017 January February March April May June July August September October November December 2016 January February March April May June July August September October Trincomalee 2018 January February March April 2017 January February March April May June July August September October November December Hambanthota 2010 January August September 2009 August September November December