Supply and Demand

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

Crews loaded the 130,000 pound stainless steel cone onto a barge and finished assembling it above water before lowering it into the reservoir. Image: Water Authority

New Oxygenation System to Improve Reservoir Water Quality

The City of San Diego’s Public Utilities Department last week took a major step toward completing an innovative project to improve water quality in Lake Hodges. A newly installed oxygenation system, designed by city engineers, will introduce highly oxygenated water to the bottom of the reservoir to reduce the accumulation of excess nutrients and harmful […]

San Diego County Water Authority Special Agricultural Water Rate program

New Agricultural Water Rate Program Benefits San Diego County Growers

The San Diego County Water Authority Board of Directors Nov. 21 approved a new and permanent Special Agricultural Water Rate program structure that offers lower water rates to farmers in exchange for lower water supply reliability. Unlike the current temporary program, the structure of the new water rate program will let new participants join as […]

Mammoth Mountain received record snowfall in May 2019. Photo: Mammoth Mountain, Inc. California Reservoirs

Water Year 2020 Begins With Robust Reservoir Storage

Last winter was a bountiful one in terms of water supply for California, but it’s still too early to tell whether 2020 will be as generous. The 2018-19 winter was one for the record books, with above-average precipitation. Snow continued to fall in late-spring, with several inches or more in the Sierra Nevada and the […]

San Diego regional water quality regulators issued a new permit for the development of permanent, stand-alone seawater intake and discharge facilities at the Carlsbad Desalination Plant. Photo: Water Authority

Fitch Boosts Desalination Plant Bond Rating

Bonds from the Carlsbad Desalination Plant and pipeline were upgraded to BBB and given a stable outlook in a new report from Fitch Ratings, affirming the project’s sound management and its ability to provide a stable, reliable source of drinking water to the San Diego region. As the largest, most technologically advanced and energy-efficient plant […]

(L to R): Sandy Kerl, San Diego County Water Authority acting general manager; Cynthia Koeler, WaterNow Alliance executive director; Paula Kehoe, San Francisco Public Utilities Commission director of water resources; and California-Nevada Section of AWWA Executive Director Tim Worley. Photo: Water Authority

‘Big Ideas’ Diversify San Diego Region’s Reliable Water Supply

Ensuring water for future generations requires investing and investigating big ideas, according to Sandy Kerl. Kerl, acting general manager of the San Diego County Water Authority, shared some of those ideas today in San Diego, as she delivered the opening remarks at the California-Nevada Section of the American Water Works Association annual fall conference, which […]

Visitors learn about technology used to purify and recycle water at a recent Pure Water Oceanside open house. Photo: City of Oceanside

Pure Water Oceanside Project Construction Slated For 2020

The City of Oceanside is joining the City of San Diego and East San Diego County in adding advanced purified water to its drinking water supply. The Pure Water Oceanside project is expected to break ground next spring and begin producing advanced purified water in 2022. The Padre Dam Municipal Water District, Helix Water District […]

San Diego Military Economic Impact Study 2019

Reliable Water Supplies Sustain San Diego’s Military Sector

The military sector accounts for more than 20% of the San Diego region’s economy, and that would not be possible without a safe, reliable water supply. The San Diego County Water Authority and its 24 member agencies, including Marine Corps Base Camp Pendleton, provide the water needed for military operations, military families and military contractors. […]

Storage in Lake Mead - San Diego County Water Authority - Public Opinion Survey - 2019

Survey: San Diego Region Strongly Supports Enhancing Water Reliability

San Diego County residents strongly support efforts to continue improving water supply reliability and they largely trust local water agencies to do that work, according to a regional public opinion survey released today by the San Diego County Water Authority. An overwhelming majority (94%) of respondents favor expanding the use of recycled water for agriculture […]

Lake Jennings - East County Advanced Water Purification Program - Woranuch Joyce

EPA Action Plan to Boost Water Reuse Across U.S.

The U.S. EPA today released a draft plan to advance water reuse nationally at the WateReuse Association Symposium in San Diego. The National Water Reuse Action Plan identifies 46 proposed actions organized around 10 strategic objectives, including leadership and collaboration, to support the implementation of water reuse. “Forty states anticipate experiencing fresh water shortages in […]

Padre Dam Demonstration Facility-Padre Dam MWD photo

California Moves To Boost Recycled Water

A new plan recommends four strategies to advance water reuse in California over the next three decades – an important part of both the state and regional water resilience portfolio. The California WateReuse Action Plan includes a comprehensive set of proposed actions that will more than double the use of water recycling in California and […]

Brewing Month 2019-Water Authority-RB

Craft Beer Industry Economic Impact in San Diego Rises to $1.2 Billion

As the nation’s “Capital of Craft,” San Diego County is home to more than 150 breweries that boast nearly 6,500 local jobs. In 2018, the regional craft beer industry produced $1.2 billion in economic impact, according to a report by California State University San Marcos and the San Diego Brewers Guild. California has more operational […]

Santa Margarita River Project - FPUD - Camp Pendleton

Santa Margarita River Project to Increase Local Water Supply

The San Diego County Water Authority’s Board of Directors voted in July to authorize a Local Resources Program Agreement with the Metropolitan Water District of Southern California and the Fallbrook Public Utility District for the Santa Margarita River Conjunctive Use Project. The Local Resources Program, managed by MWD, provides funding for local water supply projects. […]

San Diego regional water quality regulators issued a new permit for the development of permanent, stand-alone seawater intake and discharge facilities at the Carlsbad Desalination Plant. Photo: Water Authority

San Diego’s Water Portfolio Approach ‘Model for California’

State officials Thursday toured San Diego County water infrastructure to get a first-hand look at the region’s successful water portfolio approach for supply diversification. California Natural Resources Agency Secretary Wade Crowfoot, Deputy Natural Resources Secretary Thomas Gibson, State Department of Food and Agriculture Secretary Karen Ross, and State Water Resources Board Chair E. Joaquin Esquivel […]

Lake Jennings - East County Advanced Water Purification Program - Woranuch Joyce

Water Agencies Approve Funds for East County Advanced Water Purification Project

The East County Advanced Water Purification Project is moving forward after a new funding agreement was approved. The program’s partner agencies – Padre Dam Municipal Water District, the City of El Cajon, Helix Water District and the County of San Diego – recently approved the Interim Funding Agreement. The final vote from the County of […]

GOES satellite image of the atmospheric river phenomena from March 20, 2018.

California Funds Atmospheric Rivers Research

A better understanding and forecasting of atmospheric rivers could improve flood control and water management in California. The 2019-20 California state budget includes $9.25 million to pay for research into how the state Department of Water Resources can more accurately track the intensity and landfall locations of atmospheric rivers. About half of the state’s annual […]