Presenter: Leo Winternitz, The Nature Conservancy, California Water Program, Sacramento, CA
17 slide

Winternitz, Leo

English

Colorado Law

University of Colorado Law School Colorado Law Scholarly Commons Western Water Law, Policy and Management: Ripples, Currents, and New Channels for Inquiry (Martz Summer Conference, June 3-5) 2009 6-4-2009 SLIDES: Delta Overview Leo Winternitz Follow this and additional works at: https://scholar.law.colorado.edu/western-water-law-policy-and-management  Part of the Administrative Law Commons, Agriculture Law Commons, Aquaculture and Fisheries Commons, Biodiversity Commons, Climate Commons, Energy and Utilities Law Commons, Energy Policy Commons, Environmental Health and Protection Commons, Environmental Law Commons, Environmental Policy Commons, Forest Management Commons, Hydraulic Engineering Commons, Hydrology Commons, Jurisdiction Commons, Land Use Law Commons, Litigation Commons, Natural Resource Economics Commons, Natural Resources and Conservation Commons, Natural Resources Law Commons, Natural Resources Management and Policy Commons, President/Executive Department Commons, Property Law and Real Estate Commons, Public Policy Commons, Risk Analysis Commons, Science and Technology Law Commons, State and Local Government Law Commons, Water Law Commons, and the Water Resource Management Commons Citation Information Winternitz, Leo, "SLIDES: Delta Overview" (2009). Western Water Law, Policy and Management: Ripples, Currents, and New Channels for Inquiry (Martz Summer Conference, June 3-5). https://scholar.law.colorado.edu/western-water-law-policy-and-management/28 Reproduced with permission of the Getches-Wilkinson Center for Natural Resources, Energy, and the Environment (formerly the Natural Resources Law Center) at the University of Colorado Law School. Delta OverviewJune 4, 2009Leo WinternitzMission – Founded 1951• Preserve plants, animals and natural communities that represent the diversity of life on Earth by protecting the lands and waters they need to survive• Use innovative conservation to identify and solve the world’s most significant environmental challenges.• Work in all 50 states and more than 30 countries• Own and manage Staten Island and McCormack Williamson Tract in the DeltaSacramento-San Joaquin DeltaHeadlinesHistorical and Current DeltaSan Francisco Bay and Delta Tidal Marshes – Historical and Current Conditions(reprinted from http://sfbay.wr.usgs.gov/general _factsheets/change.html)The Delta as ConveyanceSac River–1San Joaquin River2Sac River /West Delta3SWP PumpsCVP PumpsDelta Ecosystem in CrisisSubsidence: Case in Point6.5 Magnitude Earthquakecausing 20-Island Failure12 – 24 hours: Salt water intruding into Delta6.5 Magnitude Earthquakecausing 20-Island Failure1 – 7 days: Salt water throughout Delta6.5 Magnitude Earthquakecausing 20-Island Failure30 days: A saline estuaryIdentifying Conservation MeasuresInnovative SolutionEconomic Cost ($Billions/year)Likelihood of Fish Viability (%)No Exports Through-Delta Exports0204060801000.5 1 1.5 2 2.5 3Delta smeltPeripheral Canal+Comprehensive approach required •Habitat restoration• Restoration of more natural flow conditions,• Adaptive management, • A governance structure that will ensure conservation objectives are being met.Value of Mixing Land and Water:An Expected ResultPhoto by Jeff Opperman; from Cosumnes River field study by Carson JeffresSandhill Cranes on Staten Island

SLIDES: Delta Overview

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https://scholar.law.colorado.edu/cgi/viewcontent.cgi?article=1025&context=western-water-law-policy-and-management

SLIDES: Delta Overview

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