DAILY DIGEST, 11/2: Higher water level at Shasta is actually a sign of worsening drought; Toxic algal bloom solution targets water from San Joaquin River; Drought conditions bring financial hit to Valley; Yuba Water extends transfer agreement with other districts; and more …


On the calendar today …

  • PUBLIC MEETING: Salton Sea Management Plan Long-Range Plan Committee beginning at 9:30am. The Long-Range Plan Committee will meet on Wednesday, November 2, at 9:30 a.m. for a virtual meeting on Zoom to discuss updates and receive feedback on the development of the Long-Range Plan. Spanish interpretation will be available. Habrá interpretación al español.  https://us02web.zoom.us/j/88165475219  Dial: +1 346 248 7799  Webinar ID: 88165475219
  • Lunch & Learn – Regulatory Cookbook or Negotiation Cage Match?: A water quality case study of environmental law implementation from 12:30pm to 1:30pm. Join experts Sejal Choksi-Chugh (San Francisco Baykeeper), Dave Smith (recently retired from US EPA), and Dave Owen (University of California, Hastings College of the Law) as they explore the critical roles negotiation plays in regulating water and environmental quality. They will explain how the often-negotiated realities of water permitting and enforcement differ from what you learned in law school or in other environmental education, and how the emphasis on negotiation creates important opportunities for creativity along with major challenges.  Click here to register.
  • LUNCH MAR: Meredith Goebel, Research Scientist at Stanford University from 12:30pm to 1:30pm.  LunchMAR Conversation with Meredith Goebel, Research Scientist at Stanford University. Topics will include Geophysical imaging at the local (site-specific) and basin scale for recharge site assessment; development of a new workflow, and a publicly available web application. Click here to register.
  • PUBLIC WORKSHOP: 2023 Nonpoint Source Grant Program Workshop from 4:30pm to 5:30pm. The State Water Resources Control Board is accepting proposals for the 2023 Nonpoint Source Grant Program. The State Water Resource Control Board will host a virtual workshop to answer questions about the program, and to explain eligibility and application requirements, funding timelines, instructions onCAL the online application system, scoring criteria and more. Click here to register.

In California water news today …

Higher water level at Lake Shasta is actually another sign of worsening drought

Shasta Lake at 32% of total capacity Photo taken October 13, 2022. Andrew Innerarity / DWR

As California hopes for some much-needed rainfall this week, it’s hard to overstate just how much ground needs to be made up. The state is now in its third year of drought, and it’s already the third stretch of drought years in the past two decades. The dry conditions are reflected in our state’s reservoir levels.  Lake Shasta is now at 31% of its total capacity or 58% of its historical average for this time of year. And while it may sound paradoxical, the reservoir is actually higher now than it was this time last year. It’s a strange quirk that reminds us just how complicated water can be in California, but that higher lake level isn’t exactly good news. … ”  Read more from CBS News here: Higher water level at Lake Shasta is actually another sign of worsening drought

Toxic algal bloom solution targets water from San Joaquin River

The San Joaquin River that passes Manteca and Lathrop just as it reaches the Delta is ground zero for yet another fight over water.  This time it’s to reduce the growing threat of toxic algal bloom in the Delta that pose a threat to humans and pets alike.  And if emergency petitions filed last month with the State Water Control Resources Board succeed, it will throw a major wrench into state efforts to deal with allocating dwindling water supplies as California enters its fourth year of drought. … ”  Read more from the Manteca Bulletin here: Toxic algal bloom solution targets water from San Joaquin River 

Drought conditions bring financial hit to Valley

A research team from UC Merced studying the California drought found conditions between 2020-2022 to be warmer than previous dry periods.  They told the CDFA board meeting in Sacramento that heat waves and stress led to large crop losses.  Their drought assessment revealed a 2022 water shortage in the Valley of 2.6 million acre-feet, which resulted in 695,000 idle acres of farmland.  “This comes at a cost of $1.7 billion in crop losses, or $1.4 billion in the Central Valley,” says UC Merced Environmental Engineering Professor Josue Medellin- Azuara. … ”  Read more from ABC 30 here: Drought conditions bring financial hit to Valley

Valadao leads tour through Central Valley, Calif., highlighting water challenges

U.S. Rep. David Valadao (R-CA) recently led a traveling water tour through California’s Central Valley to discuss the state’s water delivery systems, water storage capacity, and regulations that make it increasingly difficult for agricultural producers and rural communities to access water.  “These discussions highlighted the reforms desperately needed to bring more water to the valley,” Rep. Valadao said. “For too long, the Central Valley has suffered from devastating drought conditions, unfair water allocations, and a gross mismanagement of the water we do have by Sacramento bureaucrats and environmentalists.” … ”  Read more from the Ripon Advance here: Valadao leads tour through Central Valley, Calif., highlighting water challenges

California Water Service sees fifth straight month of water savings during September 2022, reminds customers of increased rebates

California Water Service (Cal Water) customers reduced their water use for the fifth month in a row in September, despite a record-breaking heat wave that began the month. Seven of Cal Water’s districts surpassed 15% in reductions; company-wide, Cal Water reduced water use by 10.6% compared to September 2020.  “We are encouraged by our customers’ continued conservation progress in September, even as temperatures spiked across the state,” said Martin A. Kropelnicki, President and CEO. ... ”  Read more from Market Screener here: California Water Service sees fifth straight month of water savings during September 2022, reminds customers of increased rebates

Extreme heat is stressing cows, jeopardizing global dairy supply

Heat and drought are inflicting perilous strain on dairy cows across the globe, drying up their milk production and threatening the long-term global supply of everything from butter to baby formula.  Volumes of dairy are forecast to sink by nearly half a million metric tons this year in major exporter Australia as farmers exit the industry after years of pressure from heat waves. In India, small-scale farmers are contemplating investing in cooling equipment they’d have to stretch to afford. And producers in France had to pause making one type of high-quality cheese when parched fields left grass-fed cows with nowhere to graze. … ”  Read more from Time Magazine here: Extreme heat is stressing cows, jeopardizing global dairy supply

Hoopa Valley Tribe renews 2020 lawsuit filed against feds over $400,000 CVP water contractors owe

On October 31, the Hoopa Valley Tribe renewed a 2020 lawsuit it had filed against the Trump Administration for financial misconduct, environmental depredation, and violation of tribal sovereignty and fishing rights in California’s Trinity River fishery, according to a press statement from the Tribe.  “For more than a year, the Tribe made repeated attempts to have the Biden Administration hold the Bureau of Reclamation accountable for illegally waiving at least $400 million owed to the Treasury by contractors who use water and power from Reclamation’s massive Central Valley Project in California, and falsely claiming that federal programs to restore environmental damage caused by industrial farming operations and other actions were both complete and successful,” the Tribe stated. … ”  Read more from the Daily Kos here: Hoopa Valley Tribe renews 2020 lawsuit filed against feds over $400,000 CVP water contractors owe

Pilot system could return endangered salmon to their historic habitat

State and federal biologists and engineers, in partnership with the Winnemem Wintu Tribe, have begun testing an experimental system in Shasta Reservoir. It could help collect young salmon from the McCloud River in future years and return them to their historic habitat.  The Juvenile Salmonid Collection System is a pilot project 6 years in the making. It is part of a long-term effort to help fish better survive California’s hotter, drier future and more extreme droughts. The collection system will float in the McCloud River arm of the reservoir and guide cold water toward a collection point. This cold water flows down from the Shasta-Trinity National Forest. The initial testing is running from September to mid-November. It will not involve salmon but will use temperature and hydraulic measurements to assess the operation and performance of the collection system. … ”  Read more from NOAA here:  Pilot system could return endangered salmon to their historic habitat

How much microplastic do whales eat? Up to 10 million pieces per day, Stanford research finds

The largest animals ever known to have lived on Earth ingest the tiniest specks of plastic in colossal amounts, Stanford University scientists have found.  Published in Nature Communications, the study focuses on blue, fin, and humpback whales and their consumption of plastic fragments no bigger than a few grains of sand, which are commonly called microplastics. The authors combined measures of microplastic concentrations up and down the water column off the coast of California with detailed logs of where hundreds of whales carrying tracking devices foraged for food between 2010 and 2019. … ”  Read more from Stanford News here: How much microplastic do whales eat? Up to 10 million pieces per day, Stanford research finds

Nearly a third of southern Sierra forests killed by drought and wildfire in last decade

As climate change continues to transform California’s landscape in staggering and often irreversible ways, researchers have zeroed in on yet another casualty of the shift: the forests of the southern Sierra Nevada.  Between 2011 and 2020, wildfires, drought and bark beetle infestations contributed to the loss of nearly a third of all conifer forests in the lower half of the mountain range, according to a recent study published in the journal Ecological Applications. Eighty-five percent of the southern Sierra’s high-density mature forests either lost density or became non-forest vegetation.  The losses could have grave consequences for California wildlife, including protected species such as spotted owls and Pacific fishers that rely on mature tree canopies for their habitats. … ”  Read more from the LA Times here: Nearly a third of southern Sierra forests killed by drought and wildfire in last decade

Western states drought continues, but wildfire threat eases

The wildland fire potential released today by the National Interagency Fire Center predicts no above average wildfire potential for the 11 western states for the next four months through February, 2023. However the Gulf and Southeast coasts will remain high during the entire period. It will also be high in the Southeast and the Mississippi Valley in November.  The fire potential text and maps from NIFC shown here represent the cumulative forecasts of the ten Geographic Area Predictive Services Units and the National Predictive Services Unit. Additional graphics are included from other sources. … ”  Red more from Wildfire Today here: Western states drought continues, but wildfire threat eases

How communities can enhance their viral wildfire immunity

The pandemic gave us a fundamental understanding of how a virus can spread. The most destructive virus outbreaks can start small, perhaps a few hundred or a few thousand cases. But then cases begin to increase exponentially — doubling, tripling, in size over a few days as it leaps over our defenses.  In many ways, wildfires spread just like viruses, but faster. So, what can epidemiology teach us about making our communities safer against wildfires? It is a question worth investigating given our current fire conditions. The ten most destructive wildfires in California history have occurred since 1991.  These megafires have occurred as many communities have pushed deeper into California’s wildland-urban interface — regions where the wilderness meets or intermingles with the built environment. This is driven in part by a public passion for suburban and rural living, but also by California’s housing shortage. According to the U.S. Forest Service, the wildland-urban interface area is the “fastest growing land use type in the conterminous United States.” … ”  Read more from Western City here: How communities can enhance their viral wildfire immunity

New report shows rapidly accelerating effects of climate change, demonstrates importance of state actions

Ahead of the 2022 United Nations Climate Change Conference (COP27), California state scientists have released a new report that shows how the impacts of climate change are rapidly accelerating in California. Key findings illustrate an exponential increase in wildfires and point to a hotter, drier environment driven by megadrought. The report’s release follows a summer of record-breaking heat, during which the West Coast broke nearly 1,000 temperature records during a 10-day heat wave.  CalEPA’s Office of Environmental Health Hazard Assessment today released the fourth edition of its Indicators of Climate Change in California Report, documenting the wide-ranging impacts that global fossil fuel reliance has had on the state’s weather, water supplies, plants and animals, and human health, including Tribes. … ”  Read more from Cal EPA here:  New report shows rapidly accelerating effects of climate change, demonstrates importance of state actions

Climate change is rapidly accelerating in California, state report says

Wildfires, drought, extreme heat and other effects of climate change are rapidly accelerating and compounding in California, according to a report from state scientists.  The fourth edition of “Indicators of Climate Change in California,” released Tuesday, paints a stark picture of the escalating climate crisis and documents how global reliance on fossil fuels has had wide-ranging effects on the state’s weather, water and residents.  Since the last update in 2018, weather extremes have intensified and become more erratic, officials said, and human health indicators such as heat-related illness, valley fever and wildfire smoke have gotten worse. Some of the changes are irreversible. ... ”  Read more from the LA Times here: Climate change is rapidly accelerating in California, state report says

Click here to view/download report.

UC Davis received a $50 million donation. Here’s why environmentalists are suspicious

Stewart and Lynda Resnick donated $50 million to fund a new center for sustainable agriculture practices at UC Davis, but environmentalists reacted with suspicion to the school’s mid-October announcement of their gift. “It’s self-serving,” said Char Miller, a professor who is the director of environmental analysis at Pomona College in Claremont.  Miller’s comment was related to the fact that $10 million of the Resnicks’ gift is earmarked for research grants that are focused on identifying value-added properties in pistachio, almond and pomegranate byproducts. These crops are all part of the billionaire couple’s portfolio. ... ”  Read more from the Sacramento Bee here: UC Davis received a $50 million donation. Here’s why environmentalists are suspicious

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Today’s featured article …

WEBINAR SUMMARY: Adaptive governance in the Delta

On May 5 of 2022, the Delta Science Program hosted the third and final session of a webinar series focusing on governance in the Sacramento-San Joaquin Delta.  The goal of the series was to shed light on the social, political, and institutional dimensions of Delta science and management and to consider how those institutional structures and processes support effective and equitable environmental management in the Delta.  Adaptive governance involves governance systems that are adaptive and comprised of the actors, organizations, processes, policies, and laws that shape collective decisions and the governance of social-ecological systems.

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In regional water news and commentary today …

MOUNTAIN COUNTIES

Kokanee salmon finding their way up Taylor Creek from Lake Tahoe

There are kokanee salmon heading upstream in Taylor Creek after water was released from the dam at Fallen Leaf Lake. Their entry up the creek to lay their eggs was delayed due to drought conditions at Lake Tahoe and the outlet was dried up and in its place was a sandbank.  Many kokanees have been seen all the way upstream at the dam.  The gate to the Taylor Creek Visitor Center is now closed for the season as is the center. The public is welcome to park along SR89 where allowed and walk in. Since there are no services, restrooms are closed and trash must be carried out. People must stay on the trails and not venture into the forested areas where wildlife live, eat and pass through. … ”  Read more from South Tahoe Now here: Kokanee salmon finding their way up Taylor Creek from Lake Tahoe

South Tahoe Public Utilities District joins association, seeks funding opportunities to upgrade water infrastructure

The South Tahoe Public Utility District has rejoined the Mountain Counties Water Resources Association, officials announced Tuesday.  The association serves 57 executive, affiliate, and associate members across 12 of California’s mountain counties, including Alpine, Amador, Calaveras, El Dorado, Mariposa, Mono, Nevada, Placer, Plumas, Sierra, Tuolumne, and Yuba counties.  South Tahoe Public Utility District has rejoined the association’s executive membership.
“South Tahoe Public Utility District is excited to join Mountain Counties Water Resources Association to work together to promote regional issues,” said STPUD Public Affairs and Conservation Manager Shelly Thomsen in a news release. “Of particular interest to us is identifying additional funding opportunities to upgrade water infrastructure for fire suppression in the wildland urban interface.” … ”  Read more from the Tahoe Daily Tribune here: South Tahoe Public Utilities District joins association, seeks funding opportunities to upgrade water infrastructure

SACRAMENTO VALLEY

Yuba Water extends transfer agreement with other districts

The Yuba Water Agency Board of Directors unanimously voted Tuesday in favor of an extension to a water transfer agreement with two other water districts in the state. Previously on Dec. 7, 2021, the agency’s board gave the approval to transfer at least 10,000 acre-feet of water to Contra Costa Water District and East Bay Municipal Utility District from its New Bullards Bar Reservoir to help in times of severe drought. On Tuesday in Marysville, the board voted to extend that agreement through Dec. 31, 2025. … ”  Read more from the Appeal Democrat here:  Yuba Water extends transfer agreement with other districts

Solano to send letters supporting groundwater plan grant applications

The Solano County Board of Supervisors on Tuesday agreed to send letters of support for grants to help with implementation of the Groundwater Sustainability Plan. The Dixon and Solano Resource Conservation District, along with the Solano Subbasin Groundwater Sustainability Agency, are applying as part of other agencies for a $15 million Regional Block Grant with the California Department of Conservation for Sacramento Valley groundwater plans. … ” Read more from the Daily Republic here: Solano to send letters supporting groundwater plan grant applications

BAY AREA

Cold air settles over Northern California. When will the Sierra Nevada and Bay Area thaw out?

The Bay Area is starting Wednesday off in a post-frontal environment, meaning many residents from Half Moon Bay to Fairfield are waking up to cold temperatures. Widespread 30s and 40s are forecast to linger through most of the morning before the sun tries to heat up some of the chilliest valleys in the North Bay, South Bay and East Bay. But attempts by the sun to warm up the region will largely be in vain. Even by the afternoon, temperatures will stay largely in the 50s – and the lower 60s- at most – across the Bay Area and our neighbors Sacramento Valley. … ”  Read more from the San Francisco Chronicle here: Cold air settles over Northern California. When will the Sierra Nevada and Bay Area thaw out?

Sausalito seeks water fountain, recycling grant

Sausalito is seeking a grant to install refillable water stations and recycling containers in the city.  The City Council unanimously adopted a resolution on the consent calendar Oct. 25 to pursue the $102,000 grant from CalRecycle for the installation of seven refillable water stations throughout the city, community education and the installation of recycling containers.  The vote comes as the city is seeking new grants to fund projects while grappling with a budget deficit. The city also approved a pay increase to its grant writing consultant, California Consulting, for an additional $15,000, for a total of $45,000. … ”  Read more from the Marin Independent Journal here: Sausalito seeks water fountain, recycling grant

Department of Water Resources flies over Santa Clara County to map groundwater basins

Ever wonder how water officials gather information on our underground water resources? Starting this November, the California Department of Water (DWR) Resources will begin flying over the Monterey Bay Area and a small portion of southern Santa Clara County to gather information on our groundwater resources. Using innovative, helicopter-based technology, the aerial surveys help support the local and state goal to improve groundwater management and the implementation of the Sustainable Groundwater Management Act.  During the flyovers, DWR conducts airborne electromagnetic (AEM) surveys. The AEM project is a safe method used to provide state and federal agencies, groundwater sustainability agencies and the public with valuable geological data. The information collected during these surveys will provide a better understanding of our groundwater systems and support more informed and sustainable groundwater management and drought preparedness. … ”  Read more from Valley Water News here: Department of Water Resources flies over Santa Clara County to map groundwater basins

CENTRAL COAST

State and federal officials learn about agricultural concerns in Monterey County

Agricultural concerns were the topic of discussion at a recent event hosted by the Monterey County Farm Bureau. Approximately 50 industry members had the opportunity to share ideas and concerns with state and federal officials. The roundtable was organized by the California Leafy Greens Marketing Agreement (LGMA). U.S. Food and Drug Administration (FDA) Deputy Commissioner Frank Yiannis, California Department of Food and Agriculture Secretary Karen Ross, and U.S. Representatives Jimmy Panetta and Zoe Lofgren were all in attendance. California LGMA CEO, Tim York said there were several key points that were discussed during the roundtable. … ”  Read more from Ag Net West here: State and federal officials learn about agricultural concerns in Monterey County

Commentary: Cal Am desal not like Doheny

Dr. Tom Moore, professor at the Naval Postgraduate School and a director at Marina Coast Water District, writes, “When the California Coastal Commission considers Cal Am’s proposed desal plant in November, it should also consider how it differs from the recently approved Doheny desal plant in Dana Point.  The Doheny desal project is being built to serve the communities within its region. Cal Am proposes to build its source wells outside its customer area, in Marina and near Marina Coast Water District’s (MCWD’s) main well field, and then ship the desalinated water to wealthier Peninsula communities.  Marina’s groundwater basin is already overdrafted and Cal Am has no water rights to it. I believe that Cal Am will never obtain this right. The entire project concept is profoundly unfair to Marina. A 2020 Coastal Commission staff report noted that the Cal Am project “involves the most significant environmental justice concerns the Commission has considered.” … ”  Read more from the Monterey Herald here: Commentary: Cal Am desal not like Doheny

SAN JOAQUIN VALLEY

California’s San Joaquin Valley looks to solar, not farming, as climate change worsens

California’s San Joaquin Valley will become increasingly difficult to farm as climate change intensifies. But with the right regulations and policies, the state’s multibillion dollar agricultural belt could become something else — a clean energy powerhouse that the state desperately needs.  At a panel event on Tuesday, energy professionals and community leaders gave a glimpse of the valley’s potential future — one where alfalfa fields give way to solar farms and carbon is sequestered beneath fallowed orchards. They also acknowledged how daunting an economic transition it would be.  “It’s going to take strategic and collaborative planning at all levels [of government],” said Erica Brand, the project manager of land use and infrastructure policy at the California Energy Commission. … ”  Read more from the Food & Environment Reporting Network here:  California’s San Joaquin Valley looks to solar, not farming, as climate change worsens

Ripon cuts watering to once a week thru Feb. 28 due to drought

The City of Ripon’s new watering schedule went into effect on Tuesday.  The winter schedule calls for a once-a-week schedule, from Nov. 1 to Feb. 28.  Manteca, by contrast, still allows watering twice a week in the winter as California enters its fourth year of drought. … ”  Read more from the Manteca Bulletin here: Ripon cuts watering to once a week thru Feb. 28 due to drought

SOUTHERN CALIFORNIA

Light rain coming to Southern California, with much colder temps and mountain snow later this week

A cold front moving into Southern California will bring gusty winds, rain and snow to Los Angeles County and surrounding areas over the coming days, marking the first storm system of the season.Forecasters don’t expect much activity overnight from Tuesday to Wednesday.  “Much colder conditions” are expected behind the storm, as well as gusty winds, Munroe said.  Some areas could see the first frosts of the season Friday morning, with temperatures in the mid-30s expected in the Santa Clarita Valley and the upper 20s to low 30s in the Antelope Valley, he said. … ”  Read more from the LA Times here: Light rain coming to Southern California, with much colder temps and mountain snow later this week

Riverside County Supervisors join statewide effort to push for solutions to water shortages

The Board of Supervisors Tuesday officially added Riverside County to a statewide coalition of interests promulgating steps by the state to expand water infrastructure and take other actions to prevent water shortages during cyclical droughts, including the current one.  “Different (local) water companies are getting together on the same page,” board Chairman Jeff Hewitt said. “It gives me hope they’ll find solutions sooner than later.”  The board unanimously approved a resolution declaring that California’s “current water system requires extraordinary investment and operational changes to provide sufficient water supplies for today and the future generations of Californians.” … ”  Read more from NBC Palm Springs here: Riverside County Supervisors join statewide effort to push for solutions to water shortages

IMPERIAL/COACHELLA VALLEYS

Congressman Ruiz leads push to defend Salton Sea from funding cuts

Today, Congressman Raul Ruiz, M.D. (CA-36) called on the U.S. Department of the Interior to uphold its commitments to the Salton Sea by ensuring that key drought mitigation funding under the Inflation Reduction Act is used to address the ongoing public health and environmental crisis at the Sea. Dr. Ruiz’s letter to Interior Secretary Deb Haaland comes amid calls for the Department of Interior to withhold federal funds for the Salton Sea until additional water cuts are agreed to by the State of California.  Citing the environmental and public health crisis at the Sea as well as the disproportionate impact of the region’s historic drought on frontline communities, Dr. Ruiz urged Secretary Haaland to uphold the federal government’s responsibilities to protect the Sea and the region. ... ”  Read more from Congressman Raul Ruiz’s office here: Congressman Ruiz leads push to defend Salton Sea from funding cuts

SEE ALSO: How to protect the Salton Sea: Rep. Ruiz lays out plans, from The Patch

Why are the Eldorado Polo Club grounds being watered heavily during a mega-drought?

Q: I have been trying to cut back our water use around the house because of all the articles I have read in The Desert Sun. I drove by the polo grounds last week and saw sprinklers running in different areas in the middle of the day. Has the polo grounds been given a waiver?A: Even as farmers, homeowners and businesses across California and the West cut back on water use during the current mega-drought, one location still has lush green fields, with sprinklers running nonstop for hours: the polo grounds in Indio.  The fields have to be watered for about 14 days in a row this time of year, said Eldorado Polo Club manager Graham Bray, to allow winter rye grass to “overseed” dead Bermuda thatch in time for practice sessions next month and the popular tournament that begins in January. … ”  Read more from the Desert Sun here: Why are the Eldorado Polo Club grounds being watered heavily during a mega-drought?

SAN DIEGO

Certain North County communities under water restrictions amid drought

Californians are living in the state’s driest period on record and residents are being asked to conserve water as reservoirs run low and demand exceeds a supply stressed by climate change.  The Vallecitos Water District is moving San Marcos and surrounding areas to restrict outdoor irrigation to two days a week. A large share of the state’s water is used for agriculture, and growers have seen water deliveries slashed during the drought.  Parts of North San Diego County are in a Stage 2 water shortage, which means there are measures in place to reduce water use by up to 20%. They’re being asked to limit yard watering hosing down sidewalks, and not water grass within 48 hours after rainfall. … ”  Read more from NBC San Diego here: Certain North County communities under water restrictions amid drought

Carlsbad desalination plant celebrates 100 billion gallons served

The Claude “Bud” Lewis Carlsbad Desalination Plant has served more than 100 billion gallons of high-quality, locally controlled water over the past seven years – a milestone passed in late October, as California entered a fourth consecutive year of severe drought.  The plant produces an average of more than 50 million gallons of high-quality, locally controlled water every day. It’s a foundational water supply for the San Diego region that minimizes vulnerability to drought and other water supply emergencies. The facility is the largest, most technologically advanced and energy-efficient desalination plant in the nation, and it has provided a sustainable water supply to residents and businesses in San Diego County since December 2015. … ”  Read more from the San Diego County Water Authority here: Carlsbad desalination plant celebrates 100 billion gallons served

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In national water news today …

EPA issues final list of contaminants for potential regulatory consideration in drinking water, significantly increases PFAS chemicals for review

“Today, the U.S. Environmental Protection Agency (EPA) published the Final Fifth Drinking Water Contaminant Candidate List (CCL 5), which will serve as the basis for EPA’s regulatory considerations over the next five-year cycle under the Safe Drinking Water Act. This update includes a substantial expansion of per- and polyfluoroalkyl substances (PFAS), an important first step towards identifying additional PFAS that may require regulation under the Safe Drinking Water Act.  “Following public engagement and robust scientific review, the final contaminant candidate list is the latest milestone in our regulatory efforts to ensure safe, clean drinking water for all communities,” said EPA Assistant Administrator for Water Radhika Fox. “As EPA takes action to protect public health and the environment from PFAS, including proposing the first nationwide drinking water standards later this year, today’s final CCL 5 looks further forward to consider additional protective steps for these forever chemicals.” ... ”  Read more from the EPA here: EPA issues final list of contaminants for potential regulatory consideration in drinking water, significantly increases PFAS chemicals for review 

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Also on Maven’s Notebook today …

NOTICE: November 1 Weekly Update on Curtailment Status of Water Rights and Claims in the Delta Watershed

Delta Stewardship Council Adopts Updated Administrative Procedures Governing Appeals

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About the Daily Digest: The Daily Digest is a collection of selected news articles, commentaries and editorials appearing in the mainstream press. Items are generally selected to follow the focus of the Notebook blog. The Daily Digest is published every weekday with a weekend edition posting on Sundays.