Town Rural Storage Reservoirs may be differentiated from Flood Irrigation Storage by their proximity to populated places and it's surrounding landscape use.
Flood Irrigation Storage typically occurs in low lying areas of intensive agricultural production of cotton and rice.
Flood Irrigation Storage Reservoirs are typically abutting large fields of intensive agriculture.
Dam Walls can be constructed from both concrete, stone and earthen materials. Each will display a different signature on multispectral imagery.
Dam Walls may enclose the partial boundary of the Reservoir or its entirety depending on the topography and method of construction of the Reservoir.
Regional Considerations:
Figure: 2.3.4.4 Representation of a Reservoir in association with surrounding features.