Rain Fell From A Roof

In this example 600 x 240 x 1 144 000 cubic inches of water.

Rain fell from a roof.

However there is a way that you can redirect the rain off the roof so it falls harmlessly out of the way. Either way you would like to know how much rain has fallen how many gallons have come down from the skies onto your roof yard block or town. You might even want to know how many baths you could get from your rainstorm. In the form below choose an area s and a rainfall amount to see how many gallons of water fell from the sky onto that area.

Keep in mind most rain falls over 2 3 months of a year. To calculate the runoff from any given rainfall. For example on a 2 000 square foot roof you can collect 2 000 x 0 56 1 120 gallons inch of rain. Rain falls upon a tin roof creating a soothing rainstorm white noise that is perfect for helping you sleep study focus or relax.

It isn t uncommon for an area to collect up to 350mm of rain in just one month even in rural areas. An average suburban roof of 200m 2 with such a rain fall can potentially harvest 100 000l of rainwater 200m 2 500mm 100 000l. Take the dimensions of the footprint of your roof and convert them to inches. 1 place a piece of standard metal drip edge onto a table or between a pair of sawhorses.

If your average rainfall was 25 inches year your annual collection potential is 1 120 x 25 28 000 gallons year.