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Home » Image Galleries » Water » Stormwater Management and CSOs

CMNH rainwater runoff calculation - example

Submitted by Brad Chase  |  Last edited January 26, 2010 - 2:36pm
Posted in:
CMNH rainwater runoff calculation - example

Here is a rough calculator that looked at runoff from a 1" rain event.  Under this model, the site would need to capture/retain/slow over 70,000 gallons of water.  A few rain barrels would help, but at 55 gallons a barrel, would not come close to making a significant difference in the amount of water that enters the CSO.