Greater Los Angeles County Region
Integrated Regional Water Management Plan
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Integrated Regional Water Management Plan

Greater** Los Angeles County regions are collaborating to develop an Integrated Regional Water Management Plan (IRWMP) that focuses on water resource management while creating a platform for future funding and we want your input!

new GLAC IRWM 2013 Plan Update
Now Available for Public Review
Click here to view


The Greater Los Angeles County Region, comprised of 5 sub-regions, spans from Ventura County to Orange County, including portions of both, and from the coastline to the San Gabriel Mountains - an area representing approximately nine million people and over 2,200 square miles.