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Negative ETo

CS-v4 WEp1: Outdoor water use reduction
posted by Laura Chávez on Jul 13, 2020, 8:15 pm

I'm using the Outdoor water use reduction calculator_v02 from the resources tab since the project its outside USA. I'm entering the data for the monthly rainfal and Monthñy ETo from the IWMI site...

Last reply: Hannah Lee Sevilla, Jul 28, 2020, 1:38 pm

How to achieve minimum savings in energy consumption in a naturally ventilated project with high miscellaneous loads?

NC-v4 EAp2: Minimum Energy Performance
posted by Jose Antonio Kovacevic on Jul 27, 2020, 4:31 pm

We are currently working on a naturally ventilated project located in Lima, Peru and we are having problems achieving the minimum 5% saving in energy consumption for the energy prerequisite. The...

Last reply: Marcus Sheffer, Jul 28, 2020, 1:05 pm

Do LID Practices need to capture the entire LEED boundary?

NC-v4 SSc4: Rainwater management
posted by Teresa Lin on Jul 28, 2020, 9:33 am

Hi All, 

Can there be absolutely no uncontrolled flow to achieve this credit? For example, if the required retention volume for the 95th percentile storm is 100 CF, can I oversize ...

European ACP Dimming

CS-v4 EAp2: Minimum Energy Performance
posted by Przemysław Rejczak on Jul 16, 2020, 6:36 am

Dear Everyone,

We model building under Core and Shell certification, however during the LEED certification process tenant has designed interriors and now we plan to include interriors in...

Last reply: Marcus Sheffer, Jul 28, 2020, 11:24 am

Waterbody and Wetland Definition

NC-v4 LTc2: Sensitive land protection
posted by Senna Sabir on Jul 26, 2020, 1:44 pm

Hi everyone - just reviewing the credit definitions again for our coastal development. Would you say the requirement of 30 meters from a...

Last reply: Senna Sabir, Jul 28, 2020, 10:03 am

Calculation of Option 1- Paths 1 or 2

NC-v4.1 LTc4: Surrounding density and diverse uses
posted by Brian Kish on Jul 27, 2020, 1:05 pm

We have a renovation project in downtown Pittsburgh and trying to complete documents to achieve LEED v4.1 ID+C rating system.

By just a look in the downtown Pittsburgh (which is a high...

Last reply: Kara Strong, Jul 28, 2020, 8:39 am

How much of site do you need to manage?

NC-v4 SSc4: Rainwater management
posted by Nate Tsang on Jan 16, 2015, 2:33 am

In the LEED guidelines it says that you need to manage on site the runoff from the "post developed site". If you have a site that includes developed and non-developed land, do you need to manage...

Last reply: Teresa Lin, Jul 28, 2020, 8:38 am

Rainwater events calculator- do I enter days without rainfall events?

NC-v4 SSc4: Rainwater management
posted by Aleksandra Prawda on Jul 23, 2020, 5:07 am

Hi all,

I'm struggling to calculate the percentile of rainfall events. I gathered over 10 years of daily precipitation data and entered all values day by day into the calculator. My...

Last reply: Aleksandra Prawda, Jul 28, 2020, 7:37 am

Quality Views from Skylight

Pilot-Credits EQpc117: Quality views in nonregularly occupied spaces
posted by Yifeng Xu on Jul 28, 2020, 12:25 am

Hi All,

We have one project with skylight on the roof and thinking if it is eligible as the quality view. Considering:

- For view type 2: the only view outside glazing will be the...

Is it forbidden by the LEED to have à Infrared Taps / sensor taps/automatic Taps

NC-v4 WEp2: Indoor water use reduction
posted by Sara ALIA YOUSSOUFI on Feb 20, 2020, 2:50 am


Could you told me if it is forbidden by the LEED standard to put an infrared tap in the toilet?


Last reply: Samuel Sura, Jul 28, 2020, 4:16 am