• About

    Membership

    View Members

    Join 270+ organizations

    Join 270+ water agencies, businesses, and institutions driving smarter water use across California.

    Become a member

    Who We Are

    CalWEP is California's leading statewide network connecting water agencies, businesses, and institutions to advance conservation.

    Learn more

    Our History

    A look at how CalWEP has advanced urban water efficiency across California.

    Our history

    Our People

    Meet the staff and board behind CalWEP.

    Staff & Board
  • Events

    Featured Event

    View Events

    CalWEP's Winter Plenary

    Join us December 10, 2026 for our quarterly member event.

    View Event

    In-person events

    Connect with peers, policymakers, and practitioners at convenings designed to move California water forward together.

    View Upcoming Events

    Webinars

    Accessible, expert-led online sessions on the policies, programs, and practices shaping California water efficiency.

    View Upcoming Events

    Past Events

    Missed a session? Browse our archive of past events and access recordings, materials, and key takeaways. (Members Only)

    Browse Archive
  • Tools

    Featured Programs

    Browse Tools

    Smart Rebates Program

    A turnkey rebate program for water agencies.

    Learn More

    Direct Distribution Program

    An innovative, low-barrier incentive program.

    Learn More

    AI-assisted CII Classification

    Explore our pilot using AI to reclassify CII water use at scale.

    Multilingual glossary

    Plain-language water efficiency terms translated to make conservation more accessible to every California community.

    Explore the Glossary

    Implementation Guides

    Step-by-step guides for common water efficiency programs developed to help water agencies put best practices into action. This is a member-only resource.

    Access the Guides

    Landscape Transformation Resources

    From incentives to direct installation. Explore resources to help scale landscape transformation programs across the state.

    Explore Resources
  • Trainings

    Upcoming Trainings

    All Trainings
    QWEL - CalWEP Member Training

    QWEL - CalWEP Member Training

    October 5, 2026 — Everywhere, CA

    Learn More
    Nonfunctional Turf Training - Elsinore Valley Water District

    Nonfunctional Turf Training - Elsinore Valley Water District

    November 3, 2026

    Learn More

    Nonfunctional Turf Training - Inland Empire Utilities Agency

    November 4, 2026

    Learn More

    For Landscapers

    Turnkey QWEL trainings help landscapers earn EPA WaterSense certification — delivered for water agencies statewide.

    Learn More

    For Plumbers

    The Leak Repair Elite Program, developed with IAPMO, equips plumbers to identify and fix leaks in homes and businesses.

    Learn more

    Water + Energy Connection

    No-cost trainings for hotels, commercial kitchens, and medical facilities — offered in partnership with SoCalGas across their service area.

    Learn More
  • Compliance

    Featured Resource

    CalWEP LAM Explorer Powered by Waterview

    The CalWEP LAM Explorer Powered by WaterView helps urban water suppliers meet California’s Making Conservation a Way of Life regulations. This dataset provides essential information for both the residential outdoor and CII-DIM water use standards.

    Learn More

    Compliance Resources Hub

    Your one-stop destination for regulatory guidance, timelines, and all of CalWEP's compliance tools

    Explore the Hub

    Nonfunctional Turf Resources

    Navigate California's NFT (AB 1572) requirements with guides, templates, and support built for water agencies on the front lines.

    Explore Resources

    Advocacy

    CalWEP shapes California water policy by amplifying the member voice on legislation, regulations, and state planning processes.

    Learn More
  • Publications

    Featured Publication

    All Publications

    Less Lawn, More Compliance

    Our latest essential read — curated to keep you current on what's shaping California water efficiency practice and policy.

    Read Guide

    Building Community Capacity Through Utility Partnership

    This case study is part of a series on Direct Install and Landscape Transformation programs.

    Read the Case Study

    Estimating Water Savings

    The CalWEP M&E Guidebook offers actionable guidance for California water agencies to measure the effectiveness of urban conservation programs.

    View & Download

    CUWCC Archive

    Access the legacy archive of publications from the California Urban Water Conservation Council — CalWEP's predecessor organization.

    Browse
  • MyCalWEP

CII

Outreach and Education Best Practices Guide for CII Customers

Commercial, Industrial, and Institutional (CII) customers represent one of the most important but also one of the most difficult to reach segments for water conservation outreach. These customers include everything...

Read More

A Practical Guide to Classifying CII Water Users in California

This guidebook is designed to help water suppliers comply with the “Making Conservation as a California Way of Life” framework (WUE Regulation), focusing specifically on the classification of Commercial, Industrial,...

Read More