2020 Upper Santa Ana River Watershed Integrated Regional Urban Water Management Plan

The 2020 Upper Santa Ana River Watershed IRUWMP is the result of a collaborative planning effort involving several local agencies. It serves as an update to the IRWMP developed in 2015 and the 2015 Regional Urban Water Management Plan. It incorporates new information describing the Region, updated goals and objectives, re-evaluates strategies, develops a process for implementation of the plan and meets all of the requirements of the Urban Water Management Planning Act.