855773520-LEED-v5-ID-C-Reference-Guide-Launch-Edition-1 - Page 088
Extracted Content
Water Efficiency Credit
WATER METERING AND LEAK DETECTION
WEc1
1–2 points
INTENT
To conserve potable water resources, support water management, limit potential material waste due to water leak damage, and identify opportunities for additional water savings by tracking water consumption.
REQUIREMENTS
| Achievement pathways | Points |
|---|---|
Commercial Interiors | 1–2 |
Option 1. Meters | 1 |
AND/OR | |
Option 2. Submeters | 1 |
AND/OR | |
Option 3. Leak Detection Sensors | 1 |
Option 1. Meters (1 point)
Install (or use existing) permanent water meters or submeters that measure the total water consumption for each water source for the tenant space that meet the following requirements:
-
The tenant must be able to access the meter data.
-
Meter alternative water sources separately from municipally supplied potable water.
-
Commit to sharing with USGBC the resulting tenant space water usage data at least annually. This commitment must carry forward for five years or until the building changes ownership or lessee.
AND/OR
Option 2. Submeters (1 point)
Install permanent water submeters for each applicable subsystem defined below:
- Indoor plumbing fixtures and fittings with meter systems serving at least 80% of indoor fixtures and fittings as described in WEp1: Minimum Water Efficiency and fixtures and fittings not addressed in the prerequisite, including janitor sinks, water coolers, and bottle fillers, which may be included or excluded from the measured total water consumption of the tenant space at the project team’s discretion.
U.S. Green Building Council LEED v5 Reference Guide for Interior Design and Construction, April 2025 Launch Edition 77