Declining Flows

Higher water efficiency standards are resulting in declining flows of wastewater in the system. A significant reduction in water demand, along with declining flows, is resulting in unintended consequences that ripple throughout California’s interconnected urban water cycle.

Understanding the system-wide impacts of increased conservation will help decision makers address California’s current and future water challenges.


You may also like:  2019 WRF Issue Briefing  |

  • NEWS

      The  California Association of Sanitation Agencies (CASA), Central Valley Clean Water Agencies (CVCWA), California Water Environment Association (CWEA) and Southern California Alliance of Publicly Owned Treatment Works (SCAP) submitted comments to the Department of Water Resources regarding their Report to the Legislature on Indoor Residential Water Use Studies. At the outset, we recognize, appreciate, and...

    • NEWS

        A team of researchers from California State University and the University of California are assessing the economic and environmental impacts of forthcoming water use efficiency standards (AB 1668-SB 606) on urban retail water suppliers. This assessment is funded by the State of California through a mutual agreement between the SWRCB and California State University. The...

      • NEWS

            This article was produced and published by the Water Education Foundation as part of its Western Water news. The Foundation can be found at www.watereducation.org. Our thanks to WEF for permission to republish their article. By Gary Pitzer Water Education Foundation WESTERN WATER NOTEBOOK: Lower flows damage equipment, concentrate waste and stink up neighborhoods;...

        • NEWS

            Coverage of asset management topics is supported by MentorAPM AN INTERVIEW WITH WATER EXPERT PAUL BROWN California’s wastewater systems were designed decades ago with flow rates predicted to be much higher than what we’re seeing today. Corrosion, odor, grit, nutrients and less water for reuse are all consequences of declining sewer flows. So now what? To...

          • NEWS

              Coverage of asset management topics is supported by MentorAPM CUWA Survey Reveals Seriousness of Issues If your water or wastewater utility hasn’t already experienced impacts from declining flows, you may want to prepare for them in the future.  That recommendation comes from the California Urban Water Agencies (CUWA) following a survey of water management agencies it conducted around the state. Of 270...