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San Anselmo Flood Risk Reduction Project EIR

RossValleyWatershed.org

Contact us: 415-473-7226; lizlewis@marincounty.org

April 20, 2017

SAN ANSELMO FLOOD RISK REDUCTION PROJECT EIR

PUBLIC SCOPING MEETING

S A N A N S E L M O T O W N H A L L

A P R I L 2 0 , 2 0 1 7 7 P M T O 9 P M

Slide 2 San Anselmo Flood Risk Reduction Project

April 20, 2017

Peak Discharges at Ross Creek Gage

2016 -2017

Slide 2

Slide 3 San Anselmo Flood Risk Reduction Project

April 20, 2017

1. Project Overview (10 mins. of Q&A)

2. Project Environmental Impact Report (EIR)

3. Scoping Comment Procedure

4. Public Comments & Concerns

5. Adjournment at 9:00 pm

Open house 6:30 -7:00

SAN ANSELMO FLOOD RISK REDUCTION PROJECT

Agenda

Slide 4

Tools to Reduce Flooding

P R O G R A M O B J E C T I V E S

Reduce Flow

Detention

Stormwater Infiltration

Increase Capacity

Flood Flow Containment

Structure Modification

Bridge Replacement

Channel Maintenance

Prepare for Flooding

Local Hazard Mitigation Planning

Preparedness & Education

FEMA Community

Rating System

Green Infrastructure

Slide 5 San Anselmo Flood Risk Reduction Project

April 20, 2017

• Detention Basins

• Bridge Replacement

• Structure Modification

• Creek Improvement

• Flood Preparedness &

Education

• Green Infrastructure

Program EIR

P R O P O S E D E L E M E N T S

7

San Anselmo Flood Risk Reduction Project EIR Alternatives

Alternative Morningside/lower sleepy

hollow creek improvements + Nursery Basin

Proposed Project Removal of Building

Bridge @ 634-636 San Anselmo Avenue+Nursery

Basin

Alternative No Detention Basin

(Light Restoration-downtown San Anselmo Creek)

8

Morningside Project A l ternat ive

Flood Barriers along lower Sleepy Hollow Creek Mountain Ave. Bridge Removal Nursery Basin

9

Proposed Project Flood Basin @ the Nursery Site Removal of Building at 634-636 San Anselmo Avenue Flood flow barriers Creek enhancement

Fairfax Creek

Sunnyside Naturalistic Basin Concept Aug. 2016

OVERHANGING BLDG #2

Slide 14 San Anselmo Flood Risk Reduction Project

April 20, 2017

• Soil Management

• Truck Trips

• Aesthetics

• Excavation/Grading

• Tree Removal

• Creek Disturbances

Potential Impacts F L O O D D I V E R S I O N A N D S T O R A G E B A S I N

Slide 15 San Anselmo Flood Risk Reduction Project

April 20, 2017

Increase Capacity

S T R U C T U R E M O D I F I C A T I O N O R R E M O V A L

Slide 16 San Anselmo Flood Risk Reduction Project

April 20, 2017

• Traffic Impacts

• Increased Flow

Downstream

• Aesthetics

• Historical Resources

• Hazardous Waste

• Habitat Disturbance

Potential Impacts

S T R U C T U R E R E M O V A L & S T R U C T U R E M O D I F I C A T I O N

Slide 17 San Anselmo Flood Risk Reduction Project

April 20, 2017

Creek Enhancements

W I D E N I N G C R E E K S / S T A B I L I Z I N G B A N K S W I T H N A T I V E T R E E S A N D S H R U B S

Flood Flow Containment

Slide 19 San Anselmo Flood Risk Reduction Project

April 20, 2017

• Tree Removal

• GHG Emissions

• Water Quality

• Aesthetics

• Habitat Disturbance

• Hazardous Materials

• Fish and Wildlife

Potential Impacts

C R E E K E N H A N C E M E N T S A N D F L O O D F L O W C O N T A I N M E N T

Slide 20 San Anselmo Flood Risk Reduction Project

April 20, 2017

Stakeholder and Community Input

M U L T I P L E M E E T I N G S T O L E A R N A B O U T P R E L I M I N A R Y D E S I G N A N D G A T H E R F E E D B A C K

• San Anselmo Merchants meeting-May 2017

• San Anselmo Bridge meeting-May 6

• Flood Zone 9 Advisory board meeting- May16

• Nursery Basin Site Tour this Jul/Aug

• Meetings will be advertised via media, web site, Twitter, Facebook and Next Door

Slide 21 San Anselmo Flood Risk Reduction Project

April 20, 2017

Questions

S A N A N S E L M O F L O O D R I S K R E D U C T I O N P R O J E C T

Slide 22 San Anselmo Flood Risk Reduction Project

April 20, 2017

• Purpose & Goal: information, participation, mitigation,

and accountability.

• Requires public agency decision-makers to document

and consider the environmental implications of their

actions.

California Environmental Quality Act (CEQA)

S T A T E E N V I R O N M E N T A L L A W

Slide 23 San Anselmo Flood Risk Reduction Project

April 20, 2017

• What is an EIR?

o Detailed study on potential environmental effects of project

• What is the purpose of an EIR?

o Identify potential impacts and mitigation measures

• What is the scope of an EIR?

o Impacts of project on the physical environment

o Project alternatives

o Cumulative impacts

Environmental Impact Report (EIR)

C O M P L Y I N G W I T H C E Q A

Slide 24 San Anselmo Flood Risk Reduction Project

April 20, 2017

• What is a Program EIR?

o Incorporates all elements of Program and provides

comprehensive analysis of impacts and alternatives.

o Supports future review of individual projects.

• What is a Project EIR?

o Examines environmental impacts of a specific project.

Program EIR vs Project EIR

D I F F E R E N C E B E T W E E N T W O T Y P E S O F C E Q A D O C U M E N T S

Slide 25 San Anselmo Flood Risk Reduction Project

April 20, 2017

Environmental Effects

T O P I C S I N C L U D E D I N E I R

• Aesthetics & Visual Resources

• Agriculture & Forestry

• Air Quality & Greenhouse Gas

Emissions

• Biological Resources

• Cultural Resources

• Energy & Natural Resources

• Geology & Soils

• Hazards & Hazardous Materials

• Hydrology & Water Quality

• Land Use & Planning

• Mineral Resources

• Noise

• Population & Housing

• Public Services

• Utilities & Service Systems

• Parks & Recreation

• Transportation & Traffic

Slide 26 San Anselmo Flood Risk Reduction Project

April 20, 2017

1.Notice of Preparation & Scoping Period

o Ends May 8, 2017 @ 4pm

2.Draft EIR Released & District Board Hearing – 45 day

review/comment period

3.Final EIR Released (Response to Draft EIR Comments)

4. Final EIR Certification at District Board Hearing

Project EIR Process

T E N T A T I V E P R O J E C T E I R S C H E D U L E

DRAFT San Anselmo Project EIR Timelines

Oct 2016 Phase 1 Memorandum of Agreement between San Anselmo and District approved to perform CEQA and Feasibility Engineering

Apr 20, 2017 Project EIR Public Scoping Meeting

Oct/Nov 2017

Public Draft EIR Release

Mar 2018 Final Project EIR Public Hearing

Mar 2018 Board of Supervisors approves project (merits project approval meeting)

Apr 2018 Final design work for San Anselmo Project, secure permits, property acquisition and any required easements. Community outreach continues.

Jan 2019 Construction begins (planning for two construction seasons). Outreach continues

Dec 2020 Construction completed. Community outreach continues

Slide 28 San Anselmo Flood Risk Reduction Project

April 20, 2017

1.Fill out Green Speaker Card

2.Hand to staff or pass to end of row

3.Stand in queue when name is called

4.3 minutes to share comments with District

o Focus on Potential Environmental Effects

o Time Keeper will indicate remaining time

5.Comments Recorded

Public Comments

O U T L I N E O F P R O C E D U R E

Slide 29 San Anselmo Flood Risk Reduction Project

April 20, 2017

Deadline: 5/8/17 by 4:00 pm

Mail or Drop Off: Community Development Agency Attn: Rachel Reid, Environmental Planning Manager 3501 Civic Center Drive, Suite 308 San Rafael, CA 94903

Email: EnvPlanning@marincounty.org

More Information & Sign Up for Meeting Notifications:

http://www.rossvalleywatershed.org

Public Comments

O T H E R W A Y S T O C O M M E N T

Slide 30 San Anselmo Flood Risk Reduction Project

April 20, 2017

Thank You

R O S S V A L L E Y W A T E R S H E D F L O O D R I S K R E D U C T I O N P R O G R A M

Tonya Redfield Liz Lewis

tredfield@marincounty.org lizlewis@marincounty.org 415-473-2941 415-473-7226 Sign Up to Receive Project Updates: www.RossValleyWatershed.org