Roof Based Rainwater Harvesting

The practice of collecting rainwater from rainfall events can be classified into two broad categories.

Roof based rainwater harvesting.

Land based rainwater harvesting occurs when runoff from land surfaces is collected in furrow dikes ponds tanks and reservoirs. Using rainwater where appropriate conserves potable. 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 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.

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. Use this rainwater harvesting calculator to find the answer. Rainwater harvesting rwh is the collection and storage of rain rather than allowing it to run off. Wondering how much rainwater you could collect off your roof.

Rainwater harvesting is an excellent means of supplementing water for use on site if the process is permitted by state and or local laws. Rooftop rain water harvesting is the technique through which rain water is captured from the roof catchments and stored in reservoirs. 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. 512 490 0932 501 w powell ln 206 austin tx 78753 harvesting rain conserving water and managing stormwater in texas since 2004.

To calculate how much rainwater that you can harvesting use the equation below. As your roof surface is the catchment area for harvesting rainwater it s important to know how large or small it is so you can calculate how much rainwater you can expect to harvest. Dew and fog can also be collected with nets or other tools. From rainwater the practice of collecting rainwater can be classified into two categories such as.

Land based roof based.