Rain gauge was donated by UN-CECAR project of UN University Tokyo, to the Department of Civil Engineering of the Faculty of Engineering, University of Jaffna. This activity was implemented by Prof. SrikanthaHerath, Academic Director and Senior Academic Programme Officer, Institute for the Advanced Study of Sustainability, United Nations University, Tokyo, Japanand Prof. S.B. Weerakoon, Professor, Department of Civil Engineering, University of Peradeniya.