LEED v5 BD+C Rating System_November 2025_clean - Page 066
Extracted Content
Water Efficiency Credit
WATER METERING AND LEAK DETECTION
WEc1
1 POINT
New Construction (1 point) Core and Shell (1 point)
INTENT
To conserve potable water resources, support water management, limit potential material waste due to water leak damages, and identify opportunities for additional water savings by tracking water consumption.
REQUIREMENTS
| Achievement Pathways | Points |
|---|---|
New Construction and Core and Shell | 1 |
Option 1. Submeters | 1 |
OR | |
Option 2. Leak Detection Sensors | 1 |
Option 1. Submeters (1 point)
Install permanent water meters for each applicable subsystem defined below:
-
Indoor plumbing fixtures and fittings. Meter systems serving at least 80% of indoor fixtures and fittings as described in WEp2: Minimum Water Efficiency. Fixtures and fittings not addressed in the prerequisite, including janitor sinks, water coolers, and bottle fillers, may be included or excluded from the indoor plumbing fixtures’ subsystem at the project team’s discretion.
-
Irrigation system.
-
Each makeup water system (e.g., cold water inlet for domestic hot water, swimming pools, chilled water systems, process water systems).
-
Commercial kitchen (if the kitchen serves at least 100 meals per day of operation).
-
Laundry (if the project includes commercial laundry equipment that processes at least 120,000 lb [57,606 kg] of laundry per year or if the project includes a public laundry room).
U.S. Green Building Council LEED v5 Reference Guide for Building Design and Construction, November 2025 Edition 59