We plan to use storage tanks for rainwater collection, then re-use the water in our cooling tower and possibly toilets.

I'm unclear as to how we show a reduction in stormwater runoff. I see how we calculate the current runoff by figuring the area type and using the formula given, but what does that get compared to?

Are there any requirements on who must perform the Stormwater system inspection for LEED

I see that equation 3 in the reference manual performs the calculation for Q, the peak runoff rate, but I do not see how this value is used to calculate the amount of water retained on site. How d

I am working to get the EBOM SSc6 v2009 credit. The building has already received the credit for NC v2.2 SSc6.1 and SSc6.2. I have the documentation for the previous version and credits. 1.

In the Volume Captured equation the variable "I" is said to stand for percent impervious of surface. Is this the same thing as the coefficients or is this different?

OK it seems like, from reading the questions and responses here, that there is absolutely no clear guidance on how to come up with the "rainfall interval event" in order to perform the drawdown cal