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rainwater recovery at inside boundary, store at outside boundary, Can it be used as a calculation of potable water reduction?

NC-v4 WEp1: Outdoor water use reduction
posted by Ray Hsing Chen on Oct 1, 2018, 3:37 am

Paula Melton Editorial Director BuildingGreen, Inc. LEEDuser Moderator 151 thumbs up December 18, 2018- 11:29 am Hi, Ray! In this prerequisite, the use of rainwater does not come into play. Can you please re-post your question in this forum about the credit? Then I will see if the credit expert can answer this tricky question. Log in or register to post comments ...

Last reply: Paula Melton, Dec 18, 2018, 11:29 am

1/4 mile radious from building boundary

CI-v4 LTc2: Surrounding density and diverse uses
posted by ERM Korea on Jan 31, 2018, 7:31 pm

Hello! I would like to ask about the 1/4 mile radius from building boundary. I have already read the article on FAQ and the one which Emily wrote, but I have a small confusion on it.


Last reply: Alara Matsyk, Dec 7, 2018, 1:39 pm

Kitchen faucet nominal flow rate vs maximum flow rate

CI-v4 WEp1: Indoor water use reduction
posted by shashank gangil on Oct 11, 2018, 9:52 pm

We are doing a CI project in Hong Kong and going to select a kitchen faucet for installation in the pantry. The Manufacturer data mentions 3.4 lpm as"nominal" flow rate of the fixture, which is ...

Last reply: shashank gangil, Oct 12, 2018, 8:04 pm

USGBC rainfall events calculator

NC-v4 SSc4: Rainwater management
posted by Leanne Niu on Nov 29, 2017, 11:01 pm

We could not get the 10 years of the historic daily rainfall data, if we could leave the sheet of historical data blank? and how we calculate the total runoff we need to control on site? 

Last reply: Olga Yuil, Sep 17, 2018, 1:59 pm

Baseline System selection for Datacenter

Data-Centers-NC-v4 EAp2: Minimum Energy Performance
posted by J.W. Shin on Aug 21, 2018, 5:20 am

Hi every one, Marcus

I am doing data center energy modeling for LEED V4.

The data center is composed of 3 type spaces.

Usage : dedicated data center


Last reply: Marcus Sheffer, Aug 21, 2018, 3:49 pm

Paints for Artwork

CI-v4 EQc2: Low emitting materials
posted by Felicity Lee on Jul 26, 2018, 3:49 am

Hi All,

I have a small office project where we are going to do wall artwork and to be painted by artists on-site. 

It is highly uncommon to have artists' paints tested for...

VRV that controls laboratory ambient temperature should be classified as HVAC system or process

NC-v4 EAp2: Minimum Energy Performance
posted by SOLON YANG on Jul 10, 2018, 2:39 am

I encountered this situation when building the energy model: the laboratory's ambient temperature control was provided by VRV, which was closed, mainly for equipment testing, and the personnel...

Last reply: Marcus Sheffer, Jul 20, 2018, 10:51 am

Diverse uses- Shops in a shopping mall as tenants

CI-v4 LTc2: Surrounding density and diverse uses
posted by Megumi Horii on Jul 12, 2018, 9:38 pm

Can shops in a shopping mall as tenants be counted seperately or as "several shops in 1 shopping mall = 1 shop"? I am asking this question because it may be linked to the credit language "A use...

Last reply: Megumi Horii, Jul 16, 2018, 8:48 pm

Cooling Tower drift eliminator- standards for processes

NC-v4 WEp2: Indoor water use reduction
posted by Dionisio Franca on Jul 13, 2018, 5:45 am

We checked the drift eliminator specs with the manufacturer selected for our project and they told us that that their draft eliminators reduce drift to 0.05% only. Has anyone experienced this...

Quick EV charger

NC-v4 LTc8: Green vehicles
posted by Noriko Nagazumi on Aug 2, 2017, 4:48 am


We understand that EV charger with capacity to make a car full charged in 8 hours could be counted as one under v2009, so quick charger which has capacity of charging a car to full...

Last reply: Noriko Nagazumi, Jul 2, 2018, 1:20 am