Wondering how much rainwater you could collect off your roof.
Roof based rainwater harvesting.
Rooftop rain water harvesting is the technique through which rain water is captured from the roof catchments and stored in reservoirs.
Rainwater harvesting rwh is the collection and storage of rain rather than allowing it to run off.
To calculate how much rainwater that you can harvesting use the equation below.
Land based roof based.
Rainwater harvesting is an excellent means of supplementing water for use on site if the process is permitted by state and or local laws.
Harvested rain water can be stored in subsurface ground water reservoir by adopting artificial recharge techniques to meet the household needs through storage in tanks.
Using rainwater where appropriate conserves potable.
Calculating your roof surface area building plans offer the easiest way to calculate your roof surface area after all the numbers should all be on there.
The area is based on the footprint of the roof which can be calculated by finding the area of the building and adding the area of the roof s overhang.
512 490 0932 501 w powell ln 206 austin tx 78753 harvesting rain conserving water and managing stormwater in texas since 2004.
The image below shows how differences in roof slope do not change this building s catchment area.
The main objective of rooftop rain water.
Collecting rainwater runoff from roof surfaces which usually provides a much cleaner source of water that can be also used for drinking is called roof based harvesting while collecting rainwater runoff from land surfaces is called land based harvesting.
Rainwater is collected from a roof like surface and redirected to a tank cistern deep pit well shaft or borehole aquifer or a reservoir with percolation.
The practice of collecting rainwater from rainfall events can be classified into two broad categories.
From rainwater the practice of collecting rainwater can be classified into two categories such as.
Use this rainwater harvesting calculator to find the answer.