DEL PUERTO CANYON

RESERVOIRPROJECT BENEFITS

• Water storage

• Improve water management in Delta

• Improve water supply reliability

• Improve peak irrigation season water supplies

• Improve management of regional groundwater resources & support compliance with Sustainable Groundwater Management Act

• Regional self-reliance & economic benefits

• Increase flood protection to downstream infrastructure and communities

• Regional, State and National security from production of safe, abundant food supplies

• Development of Incremental Level 4 refuge water supply

• Cross-County water partnership opportunities

DEL PUERTO CANYON

RESERVOIRPROJECT OVERVIEW

• Up to 85,000 AFY storage

• 55,000 to 60,000 AFY yield

• Approximately 300 CFS of Put/Take capacity

• Main dam with 200-foot-high crest, plus 4 saddle dams

• Connection to Delta-Mendota Canal

• Provision for future connection to California Aqueduct

DEL PUERTO CANYON

RESERVOIR

PURPOSE OF SCOPING PROJECT OBJECTIVESProvide the public and agencies an opportunity to offer input into the scope and content of the Environmental Impact Report, including:

• Information useful to the analysis

• Potential environmental issues/ areas of concern

• Potential mitigation measures

• Increase South-of-Delta water storage capacity by 85,000 TAF

• Improve water supply reliability for agriculture and the environment

• Increase peak irrigation season water supplies

• Improve ability to manage regional groundwater resources

• Improve regional self-reliance and economic benefit from agricultural production, jobs, and industry multipliers

DEL PUERTO CANYON

RESERVOIRENVIRONMENTAL IMPACT REPORTPROCESS & OPPORTUNITIES FOR PUBLIC INPUT

Public Scoping

Public Review

June 2019

Summer-Fall 2019

Late Fall 2019

Spring 2020

Notice of Preparation

Prepare Draft EIR

Final EIR Certification

Project Partners Consider Project Approval

Notice of Determination

DEL PUERTO CANYON

RESERVOIRENVIRONMENTAL IMPACT REPORT

• Dam safety

• Seismic risk

• Biological resources »Terrestrial »Aquatic/fisheries

• Effect on Del Puerto Creek »Hydrology »Water Quality

• Construction effects

• Del Puerto Canyon Road relocation

• Relocation of utility corridor

• Tribal/cultural resources

• Aesthetics

WILL ADDRESS:

DEL PUERTO CANYON

RESERVOIRSUBMIT COMMENTS TO:

Ms. Anthea Hansen

Del Puerto Water District P.O. Box 1596 Patterson, CA 95363

Email:ahansen@delpuertowd.org envelope

Project website: delpuertocanyonreservoir.com desktop tablet-alt mobile-alt

DEL PUERTO CANYON

RESERVOIR

0 0.25 0.5 0.75 10.13

Miles

5

5

Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

0 0.25 0.5 0.75 10.13

Miles

PROJECT POTENTIAL CONVEYANCE ALTERNATIVES

Potential Discharge into the California Aqueduct

Potential DMC Diversion, Pumping Plant, and Electrical Substation Locations

DEL PUERTO CANYON

RESERVOIR

0 0.25 0.5 0.75 10.13

Miles

0 0.25 0.5 0.75 10.13

Miles

5

5

5

5

DelPue rto Ca

nyon Rd

Del Puerto

C anyon Rd

Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

0 0.25 0.5 0.75 10.13

Miles

PROJECT RESERVOIR AND UTILITY CORRIDOR

Main Dam

Saddle Dams

Potential Utility Realignment

Existing Utility Corridor

DEL PUERTO CANYON

RESERVOIR5

5

Del Puerto Canyon Rd

Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community

Roadway Realignment Alternative 1Roadway Realignment Alternative 2Inundation and Dam Area

0 0.25 0.5 0.75 10.13

Miles

PROJECT ROADWAY ALTERNATIVES