Archive for the 'WE: Water Efficiency' Category

WEc3.2: Water Use Reduction - 30% Reduction

Intent: Maximize efficiency of water systems to reduce the amount of water needed from the utility.
Requirements: The building must use 30% less water than the calculated baseline (not including irrigation) in order to achieve this credit.  The baseline is calculated after meeting the Energy Policy Act of 1992.
Approach: Employ various strategies, including dry fixtures such […]

WEc3.1: Water Use Reduction - 20% Reduction

Intent: Maximize efficiency of water systems to reduce the amount of water needed from the utility.
Requirements: The building must use 20% less water than the calculated baseline (not including irrigation) in order to achieve this credit.  The baseline is calculated after meeting the Energy Policy Act of 1992.

WEc2: Innovative Wastewater Technologies

The Intent of this credit is to lower the amount of wastewater generated by buildings.
Requirements: Option 1 - Reduce potable water use for sewage conveyance by 50%. Option 2 - Treat 50% of the wastewater on-site and use or infiltrated on-site.
There are extensive Calculations that must completed with the Design Submittal. There is […]

WEc1.2: Water Efficient Landscaping - No Potable Water Use or No Irrigation

The Intent of this credit is to completely eliminate the use of potable water in landscaping purposes.
Requirements: The requirements of this credit is pretty obvious - not use any potable water at all for landscaping or irrigation purposes.
Approach: Select plant species that use less water or need no irrigation at all, install efficient irrigation such […]

WEc1.1: Water Effieient Landscaping - Reduce by 50%

The Intent of this credit is to limit or completely eliminate the use of potable water in landscaping purposes.
Requirements: The requirements of this credit is pretty obvious - reduce potable water consumption for irrigation by 50% from a calculated mid-summer baseline.
Approach: Select plant species that use less water or need no irrigation at all, install […]

Water Efficiency - Overview

The first thing to note is that all of the Water Efficiency Credits are part of the Design Submittal.  These credits are designed to help reduce the need and use of potable water for buildings.  The main ways that this is achieved is by recycling greywater, capturing rain water and using more efficient fixtures such […]