Surface Water Flow and Level Monitoring Stations and Records

This page includes historic river stage (level) and flow data for the major rivers of Sierra Leone, and a few short records from commercial sites and from the Water Security Project.

Key

Site Reference Numbers

Site reference number prefixes that are used link back to the maps generated in the 2015 Water Security Report:

Riv
Map 2, Proposed River Monitoring Network
SN, BD
Map 10, Rokel-Seli River Basin Water Security Project

* Those not prefixed are not shown on report maps. See Lists and Maps in Volume 1 Appendices.

Included Data

The types of data that are included in the downloads are indicated in the charts below as follows:

F Stream or River Flow
G Groundwater Level
R Rainfall
B Barometric Pressure
Tw Water Temperature
Ta Air Temperature

Data Owner, Collector or Origin

The data is made available from different sources which is listed in the charts below:

ADDAX Addax Biosciences
BWMA Bumbuna Watershed Management Authority
Met Dept Meteorological Department
MOE Ministry of Energy
MWR Ministry of Water Resources

1976 Hydrological Year Book (1970 to 1976)

[table id=1 /]

Bumbuna Dam (2009 onwards)

[table id=2 /]

Water Security Project (Springs and Small Stream Water Sources, 2013 onwards)

[table id=3 /]

Addax Biosciences (Flow in Rokel-Seli River, 2012 onwards)

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