Orange County Water Quality  and Water Resources
University of California
Orange County Water Quality and Water Resources

Urban Water Management Resources

About our program...........

Welcome to the University of California Cooperative Extension of Orange County Water Quality and Water Resources  Outreach Program. This program promotes researched based information with the goal of sustaining and protecting one of our most precious natural resources - water.

In cooperation with our collaborators, learn about urban water management measures and practices such as:

  • current research
  • outreach programs and events
  • available resources for professionals and homeowners

Join in safeguarding human health and local water resources by letting us guide you through better management practices to reduce run-off, conserve water, and improve the water quality generated by urban activities.

Constructed waterway to capture and filter irrigation runoff.

Urban Water Management Blog - BLPS in OC

  • Storm Drain vs. Sewer Drain

    Added October 2, 2020

    During the course of our daily lives, most people walk right past storm and sewer drains never giving them much thought. But.. do you actually know the difference between the two and the purpose of each? Check out this article from the...

  • Need DPR CE Hours - Take the Air Blast Sprayer Online Course

    Added September 28, 2020
    Air blast sprayer in walnut orchard

    Time to renew your DPR license? Take a new online course on air blast sprayer calibration —Cheryl Reynolds, UC Statewide IPM Program   We're excited to announce that a brand-new online course on air blast spray calibration is now available....

  • Landscape Plant Irrigation Trials - We want to know your thoughts!

    Added August 6, 2020
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    If you're a landscape or horticultural professional, garden writer or blogger, breeder or a UC Master Gardener, we could use your help on evaluating a research project partially located at UC South Coast Research and Extension...

  • Mysterious seeds in the mail?

    Added July 30, 2020
    Unlabeled seeds from unsolicited packages. Credit: Anonymous

    Report Unsolicited Seeds to APHIS Have you had unexpected seeds show up in the mail? Unknown seeds could be invasive plants, contain invasive insects, or have plant disease causing agents. Here's what the United States Department of Agriculture Animal...

  • Who is that knocking at the gate? Weeds, that's who....

    Added April 17, 2020
    Turf with weeds

    I love the rain and the spring flowers that follow, greeting us with their beauty and hope. But now that I am home 24/7 and have had more time in the yard to enjoy them, I can't help but notice the unwanted guests in my flower beds and turf doing their...



For current data from the California Irrigation Management Information System (CIMIS) weather stations visit  the CIMIS web site.

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