Solutions for a healthier,

sustainable future

About us

The NWRMA Salone Water Security website is Sierra Leone’s focal point for national policies, strategies, legislation and regulation on water resources, water management and water security. It is also a repository for hydrological (rainfall, surface water and groundwater) data. The National Water Resources Management Agency (NWRMA) collates, quality controls, archives and publishes hydrometric data from gauging station networks across Sierra Leone.

Online resources

The Salone Water Security website contains an increasing number of resources that we are making widley available on the site. At present we have a wide range of data, national and river basin specific maps and publications.

Latest News 

New Hydrogeology Publication

April 2018


A new 2017 publication on the Hydrogeology of Sierra Leone is now available from the new Salone Groundwater Resources database website: http://www.salgrid.org


Well done Sierra Leone for this achievement!

© NWRMA- 2020