What is Rainwater Harvesting ?
a) The term “rainwater harvesting” is usually taken to mean the immediate collection of rainwater running off surfaces upon which it has fallen directly. It is also a method for inducing, collecting, storing and conserving local surface run-off for domestic, agriculture and industrial use (Boers and Ben-Asher, 1982)
b) Rainwater harvesting (RWH) is the practice of collecting rainwater and storing it for future use.
c) The Rainwater harvesting is the simple collection and storing of rainwater through scientific techniques from the areas where the rain falls. In RWH three things are important1) Catchment 2) delivery system 3) Storage / Reservoir
Rainwater Harvesting Type
Why Rainwater Harvesting ?
Overview on Water Shortage of Maharashtra
1) Supplied side approach RWH Tool
(Monsson region applied tool Catchment area , run-off coefficien and Monthly average rainfall values are required)
2) Demand side approach RWH Tool (Catchment area , run-off coefficien and annual rainfall values are required)
World bank RWH Potential Calculator