1. © The Author(s) 2015. Published by Science and Education Publishing.
Table 2.1. Primary Data
Data
Accuracy
Sources
2011 SPOT-5 imagery
Covering Lokoja Metropolis
4.5m resolution
Acquired from GIS Department, Kogi State Ministry of Lands, Housing and Urban Development
SRTM DEM of Lokoja Metropolis
90m resolution
Downloaded from the United State Geological Survey (USGS)
MODIS Surface reflectance
250m resolution
Obtained from NASA website
Rainfall fall data ( )
NIMET Lokoja Station
Peak discharge/gauge data
( )
GPS Coordinates
Nigeria Inland Water Ways (NIWA)
ONUIGBO I.C. et al. Flood Vulnerability Mapping of Lokoja Metropolis Using Geographical Information System
Techniques. Journal of Geosciences and Geomatics, 2017, Vol. 5, No. 5, doi: /jgg-5-5-2
© The Author(s) Published by Science and Education Publishing.