Supply and Demand

News updates on the regional water supply and water use, including current reports, future projections, and long-term planning.

Desal Plant-5th anniversary-Carlsbad-desalination-primary

Carlsbad Desalination Plant Celebrates 5th Anniversary

The Claude “Bud” Lewis Carlsbad Desalination Plant is celebrating its fifth year of operation this month. More than 65 billion gallons of water from the plant have provided a sustainable and reliable supply to businesses and residents of San Diego County since December 2015. The Carlsbad Desalination Plant produces more than 50 million gallons of […]

The Miramar Reservoir dam under construction in 1960. The reservoir marks its 60th anniversary i 2020. Photo: Jeff Pasek, City of San Diego

Miramar Reservoir Marks 60 Years of Service

For 60 years, Miramar Reservoir has been an integral part of the City of San Diego’s drinking water system and offers San Diegans a popular recreational area. Now, the reservoir is being called into service to play a vital part in San Diego’s future Pure Water system to sustain a reliable water supply. The City […]

2020 Urban Water Managment Plan

2020 Urban Water Management Plan Underway

An update to the plan for meeting the region’s long-term water needs is under development by the San Diego County Water Authority, in collaboration with its 24 member agencies. Once completed, the Water Authority’s 2020 Urban Water Management Plan will serve as the long-term guide to ensure a reliable water supply that sustains the region’s […]

Pure Water San Diego Associate Engineer Anthony Van guides a new virtual tour of the demonstration facility. Photo: City of San Diego

Pure Water San Diego Launches Guided Virtual Tour

The City of San Diego’s Pure Water Demonstration Facility public tour is now available as a virtual tour. A new video provides an up-close look at the technology behind the water purification plant. In-person tours are on hold due to the coronavirus pandemic and will resume once it is safe to do so. Since opening […]

Special Agriculture Water Rates-Farmers-Water Rates

New Agricultural Water Rate Program Benefits San Diego County Growers

The San Diego County Water Authority’s Board of Directors has approved a new and Permanent Special Agricultural Water Rate structure that offers lower water rates to farmers in exchange for lower water supply reliability. Unlike the current transitional program, the new program will allow new participants to join as a way to strengthen the region’s […]

Recycled water-Olivenhain Municipal Water District-APWA-collaboration

Olivenhain Municipal Water District Recycled Water Expansion Project is Project of the Year

Olivenhain Municipal Water District’s Recycled Water Pipeline Extension 153A was recognized September 10 as a 2020 Project of the Year by the San Diego and Imperial County Chapter of the American Public Works Association at its virtual awards event. The pipeline extension connected the Surf Cup Sports youth soccer fields in San Diego to OMWD’s […]

San Diego County Water Authority-Rate Relief-MWD-COVID-19

San Diego County Water Authority Seeks Rate Relief at MWD

With the recession and the COVID-19 pandemic causing economic havoc nationally and across Southern California, the San Diego County Water Authority has adopted several cost-cutting strategies to reduce rate increases and it’s asking the Los Angeles-based Metropolitan Water District of Southern California to do the same. When the Water Authority’s Board of Directors approved its […]

CW3E has numerous tools and technologies that affiliates can use to augment water research and improve on-the-ground decisions of water managers. Photo: NOAA

Water Authority Joins Scripps Institution of Oceanography to Optimize Water Management

The San Diego County Water Authority is partnering with the Scripps Institution of Oceanography at UC San Diego to better predict atmospheric rivers and improve water management before, during, and after those seasonal storms. This month, Scripps’ Center for Western Weather and Water Extremes (CW3E) launched the Water Affiliates Group, which brings together cutting-edge science […]

Pumped Energy Storage-Lake Hodges-Olivenhain

Water Agencies Help Address California Energy Shortages

Water agencies across San Diego County are doing their part to stabilize the state’s power grid during this week’s heatwave by generating hydropower and altering operations to trim electricity demands – and they are offering long-term solutions to reduce future energy shortages. The California Independent System Operator issued a statewide Flex Alert from Sunday through […]

East County AWP-Water Supply Projects-Water Recycling

San Diego Local Water Supply Projects Get Big Funding Boost

Two major water projects in San Diego County this week received a major financial boost to enhance the region’s water supply. The East County Advanced Water Purification Project was approved for up to $91.8 million and a project in the City of Escondido was approved for up to $23.4 million. The San Diego County Water […]

IRWM-SanDiego Wild Animal Park-Water Conservation

State Awards $15 Million for San Diego Regional Water Projects

The California Department of Water Resources has awarded more than $15 million in grant funds to advance several regional water projects in San Diego County, ranging from water recycling and reuse to water conservation. The San Diego County Water Authority submitted the funding request on behalf of the San Diego Integrated Regional Water Management Program, […]

The Fallbrook PUD Board tour group initially drove from the FPUD administration building to the Alturas Road plant and then traveled along the pipeline alignment before arriving at the Gheen Pump Station. Photo: Fallbrook Public Utilities District

Fallbrook PUD Board Members Tour Construction Project

As a result of the coronavirus pandemic, public agencies have found creative solutions to holding meetings in compliance with the State of California’s meeting laws. Recently, Fallbrook Public Utility District board members stepped away from their video screens, using the opportunity to take a field trip to view a new project while conducting a traveling […]

Pre-construction activities are currently underway as part of Phase 1 of the Pure Water San Diego Program. Photo: City of San Diego

Pure Water San Diego Projects Underway After Receiving Milestone Permit

Pre-construction activities at the North City Water Reclamation Plant and the future Pure Water Facility are underway as part of Phase 1 of the Pure Water San Diego program. More than 80,000 cubic yards of soil have been moved to date during initial site work, the equivalent of approximately 25 Olympic sized swimming pools. Last […]

Helix Water District's R.M Levy Water Treatment Plant

Water Recycling Project to Expand San Diego Region’s Local Supply

A water recycling project that will purify treated wastewater into drinking water for East San Diego County is moving toward its completion date after the Helix Water District Board of Directors authorized the signing of water purchase agreements. The East County Advanced Water Purification Project is a collaborative, regional effort to diversify the district’s water […]

Pure Water Oceanside Groundbreaking-February-2020-Pure Water-IRWM-Primary

San Diego Region on Track to Receive $15 Million for Water Projects

Several regional water supply projects in San Diego County are on track to receive a total of more than $15 million from the California Department of Water Resources, pending a final decision on the grants this summer. Money for the projects has been recommended by DWR, which will make the awards after a public comment […]