0000007990 00000 n “Cleaning up nitrate in groundwater is a complex problem with no single solution,” said Jay Lund, director of the Center for Watershed Sciences at UC Davis. In the San Joaquin Valley, more than 90 percent of nitrate in the groundwater comes from agriculture, which is by far the biggest business in the Valley, whose farmers produce more than half of the state’s agricultural products. The NCWA Board of Directors in its specific actions to implement the 2020 priorities will continue work to ensure access to safe drinking water. Drinking Water Treatment for Nitrate Technical Report 6 Addressing Nitrate in alifornia’s Drinking Water With a Focus on Tulare Lake Basin and Salinas Valley Groundwater Report for the State Water Resources Control Board Report to the Legislature Prepared by: Vivian B. Jensen 1and Jeannie L. Darby of UC Davis 0000478882 00000 n 0000014753 00000 n 0000002414 00000 n 0000479261 00000 n When California passed a measure last year to upgrade water systems and reduce nitrate and other contaminants, state officials acknowledged that more than a million residents lacked safe drinking water. 5. 0000415818 00000 n 0000489307 00000 n Nitrate occurs naturally in ground and surface water, but it can reach dangerous levels in drinking water when animal manure and chemical fertilizers applied to crops seep into the water source. Currently 100 projects to address nitrate contamination in Community Water Systems are on the CDPH waiting list, with a drinking water. Report for the State Water Resources Control Board Report to the Legislature. In some communities, the nitrate concentrations have caused unsafe drinking water. Valley Water Collaborative Formed to Address Nitrates in Drinking Water. 0000479461 00000 n The California Department of Public Health (CDPH) has set the maximum contaminant level (MCL) for nitrate in drinking water at 45 milligrams per liter (as nitrate). We believe the proposed “ safe and affordable drinking water fund ” is the … 0000478654 00000 n 0000480246 00000 n 0000009177 00000 n 0000479835 00000 n 6. The report, “Addressing Nitrate in California’s Drinking Water,” is the first comprehensive scientific investigation of nitrate contamination in the Tulare Lake Basin, which includes Fresno and Bakersfield, and the Salinas Valley, which includes Salinas and areas near Monterey. 0000462151 00000 n 0000410371 00000 n 0000477777 00000 n 0000478528 00000 n 0000003131 00000 n https://prezi.com/yptkaxtnxgz6/addressing-nitrate-in-california-drinking-water Cleaning up the extensive aquifer will take a large amount of resources, and results will not be seen for decades. Both approaches are very costly. 0000007849 00000 n The original draft of Nitrate and nitrite in drinking-water, Background document for development of WHO Guidelines for Drinking-water Quality, was prepared by G.J.A. Their presence in groundwater is generally associated with septic systems, confined animal feeding operations, or fertilizer use. 0000415746 00000 n 0000415781 00000 n 0000001556 00000 n “Addressing Nitrate in California’s Drinking Water” SBX2 1 UC Davis Study - Public Release Event The University of California, Davis, Center for Watershed Sciences will publicly release its independent study of nitrate in groundwater for the Tulare Lake Basin and Salinas Valley on Tuesday, March 13. %PDF-1.4 %���� Drinking water supply actions such as blending, treatment, and alternative water supplies are most cost-effective. The primary producer of nitrate pollution, agriculture, is also the dominant employer and industry in these counties. A 2012 report discussed two ways to remediate nitrate in groundwater: pump and treat the water, then reinject it into the ground; or treat it in place. The report, "Addressing Nitrate in California's Drinking Water," is the first comprehensive scientific investigation of nitrate contamination in the Tulare Lake Basin, which includes Fresno and Bakersfield, and the Salinas Valley, which includes Salinas and areas near Monterey. All Rights Reserved. [`D��*���CAR�,Ia����>D���O>�.ܷT�����D�i�Ђ'�$�� �惴tm0+�~�}�WQFI~�)��qlX&�`�N�d�[$����P;DlJjƐ�F�*BH���>5�� �eZۓ��b���O)���؝.h���p�q�YH�t��S. Addressing Nitrate in California’s Drinking Water With a Focus on Tulare Lake Basin and Salinas Valley Groundwater Report for the State Water Resources Control Board Report to the Legislature This Report and its associated eight Technical Reports were prepared by Thomas Harter and Jay R. Lund Dylan B. Boyle, Holly E. Canada, Nicole (Principal Investigators) DeLaMora, Kristin N. Dzurella, Anna Fryjoff- … Speijers. 0000479149 00000 n 0000003094 00000 n 78 p. 0000462333 00000 n Nitrate contamination is a common problem among the world’s agricultural regions. Salt accumulations have resulted in 250,000 acres being taken out of production and 1.5 million acres have been declared salinity impaired. So for California, addressing nitrate in drinking water supplies is an opportunity to provide leadership at a time when food and fiber production must nearly double to feed the world by 2050. The report, "Addressing Nitrate in California's Drinking Water," is the first comprehensive scientific investigation of nitrate contamination in the Tulare Lake Basin, which includes Fresno and Bakersfield, and the Salinas Valley, which includes Salinas and areas near Monterey. California’s governments, communities, and agricul-tural industry have struggled over nitrate contamination for decades. If not addressed, the economic impacts of salts and nitrates on the Valley are estimated to exceed $3-billion per year. 0000007822 00000 n It defines the extent of the problem, suggests promising solutions and outlines possible funding mechanisms. 561 0 obj <> endobj xref 561 63 0000000016 00000 n 0000006723 00000 n Addressing Nitrate in California's Drinking Water with a Focus on Tulare Lake Basin and Salinas Valley Groundwater. 0000479336 00000 n 0000002226 00000 n The work of the following working group coordinators was crucial in … 0000473883 00000 n Addressing Nitrate in California’s Drinking Water With a Focus on Tulare Lake Basin and Salinas Valley Groundwater Report for the State Water Resources Control Board Report to the Legislature This Report and its associated eight Technical Reports were prepared by Thomas Harter and Jay R. … The report, “Addressing Nitrate in California’s Drinking Water,” is the first comprehensive scientific investigation of nitrate contamination in the Tulare Lake Basin, which includes Fresno and Bakersfield, and the Salinas Valley, which includes Salinas and areas near Monterey. Report: Addressing Nitrate in California’s Drinking Water. In 2008, Senate Bill SBX2 1 (Perata) was signed into law (Water Code Section 83002.5), requiring the State Water Resources Control Board (State Water Board), in consultation with other agencies, to prepare a Report to the Legislature to “improve understanding of the causes of [nitrate] groundwater c Copyright © The Regents of the University of California, Davis, 2005-2021. Clicking this button will take you to a login page where you can enter your UC Davis Kerberos username and pass phrase. 0000008075 00000 n 0000474391 00000 n Many small communities cannot afford safe drinking water treatment and supply actions. 0000006144 00000 n 0000479003 00000 n Blending will become less available in many cases as nitrate pollution continues to spread. The report, “Addressing Nitrate in California’s Drinking Water,” is the first comprehensive scientific investigation of nitrate contamination in the Tulare Lake Basin, which includes Fresno and Bakersfield, and the Salinas Valley, which includes Salinas and areas near Monterey. 0000005256 00000 n 0000415070 00000 n 0000415893 00000 n about Addressing Nitrate in California’s Drinking Water: Executive Summary, about Addressing Nitrate in California’s Drinking Water: Technical Report 1 - Overview, about Addressing Nitrate in California’s Drinking Water: Technical Report 2 - Sources of Nitrate in Groundwater, about Addressing Nitrate in California’s Drinking Water: Technical Report 3 - Reducing Sources of Nitrate in Groundwater, about Addressing Nitrate in California’s Drinking Water: Technical Report 4 - Nitrate Occurrence in Groundwater, about Addressing Nitrate in California’s Drinking Water: Technical Report 5 - Remediation of Groundwater Nitrate, about Addressing Nitrate in California’s Drinking Water: Technical Report 6 - Treatment of Nitrate in Drinking Water, about Addressing Nitrate in California’s Drinking Water: Technical Report 7 - Susceptible Population and Alternative Water Supplies, about Addressing Nitrate in California’s Drinking Water: Technical Report 8 - Funding and Policy Options, Addressing Nitrate in California’s Drinking Water: Executive Summary, Addressing Nitrate in California’s Drinking Water: Technical Report 1 - Overview, Addressing Nitrate in California’s Drinking Water: Technical Report 2 - Sources of Nitrate in Groundwater, Addressing Nitrate in California’s Drinking Water: Technical Report 3 - Reducing Sources of Nitrate in Groundwater, Addressing Nitrate in California’s Drinking Water: Technical Report 4 - Nitrate Occurrence in Groundwater, Addressing Nitrate in California’s Drinking Water: Technical Report 5 - Remediation of Groundwater Nitrate, Addressing Nitrate in California’s Drinking Water: Technical Report 6 - Treatment of Nitrate in Drinking Water, Addressing Nitrate in California’s Drinking Water: Technical Report 7 - Susceptible Population and Alternative Water Supplies, Addressing Nitrate in California’s Drinking Water: Technical Report 8 - Funding and Policy Options, Addressing Nitrate in California's Drinking Water. 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