Flood Control & Water

Resources Division

3501 Civic Center Drive

San Rafael, CA 94903

415 473-7579 T

www.marinwatersheds.org

ROSS VALLEY FLOOD PROTECTION

& WATERSHED PROGRAM

ROSS VALLEY SCHOOL DISTRICT BOARD MEETING

SAN ANSELMO, CA

September 1, 2015

Flood Control & Water

Resources Division

Ross Valley Flood Protection &

Watershed Program

September 1, 2015

PURPOSE OF PRESENTATION

• REQUEST PERMISSION TO INCLUDE ALL SITES IN PROGRAM

CEQA REVIEW.

• NO DECISIONS HAVE BEEN MADE.

Flood Control & Water

Resources Division

Ross Valley Flood Protection &

Watershed Program

September 1, 2015

FLOODING HISTORY

25-Year-Flood Level of Protection

Existing Level of Protection

Flood Control & Water

Resources Division

Ross Valley Flood Protection &

Watershed Program

September 1, 2015

PROGRAM TIME LINE

2006 2014 2026

2007FUNDSProp 218

Fee Election

2011Planning StudyCIP Report

2012PRIORITIZE

10 Year Work Plan25‐Year Level ofFlood Protection

Outreach &Public Input

2013‐2015Phoenix LakeFeasibilityStudies

2015‐2016BridgesDesign

2015 FlowReductionStudy

Outreach &Public Input

2015‐2016Program CEQAAlternativesAnalysis

Outreach &Public Input

Projects CEQA& Design

ProjectsConstruction

Flood Control & Water

Resources Division

Ross Valley Flood Protection &

Watershed Program

September 1, 2015

PROGRAM EIR & PROJECT CEQA DOCUMENT

PROGRAM EIR

PROJECT #2

CEQA DOCUMENT

PROJECT #1

CEQA DOCUMENT

PROJECT #3

CEQA DOCUMENT

• PROGRAM EIR EVALUATES IMPACTS AT A HIGH LEVEL.

• PROGRAM EIR INCLUDES BOTH PRIMARY & BACKUP DETENTION

BASIN SITES.

• PROJECT CEQA DOCUMENT (“TIERS TO”) PROGRAM EIR.

• PROJECT CEQA DOCUMENT DEFINES SPECIFIC IMPACTS.

Flood Control & Water

Resources Division

Ross Valley Flood Protection &

Watershed Program

September 1, 2015

2015 FLOW REDUCTION STUDY

• PRIMARY DETENTION BASIN SITES:

o Deer Park, Fairfaxo Former Nursery Growing

Grounds, Fairfaxo Lefty Gomez Field, Fairfaxo Memorial Park, San Anselmoo Phoenix Lake , Ross

• BACKUP DETENTION BASIN SITES:o Camp Bothin, Fairfaxo Brookside Elementary School,

Sleepy Hollowo Hidden Valley Elementary School,

Sleepy Hollowo Red Hill Park, San Anselmoo Loma Alta Open Space or White

Hill Middle School, Fairfax

Flood Control & Water

Resources Division

Ross Valley Flood Protection &

Watershed Program

September 1, 2015

LEFTY GOMEZ (PRIMARY SITE)

INCLUDES A NEW FIELD AT NORTH END OF WHITE HILL MIDDLE SCHOOL

DRAFT: For Discussion Purposes OnlyDRAFT: For Discussion Purposes Only

Flood Control & Water

Resources Division

Ross Valley Flood Protection &

Watershed Program

September 1, 2015

DEER PARK (PRIMARY SITE)

Flood Control & Water

Resources Division

Ross Valley Flood Protection &

Watershed Program

September 1, 2015

LOMA ALTA CONCEPT “B” (BACKUP SITE)

DRAFT: For Discussion Purposes OnlyDRAFT: For Discussion Purposes Only

Flood Control & Water

Resources Division

Ross Valley Flood Protection &

Watershed Program

September 1, 2015

BROOKSIDE ELEMENTARY (BACKUP SITE)

Flood Control & Water

Resources Division

Ross Valley Flood Protection &

Watershed Program

September 1, 2015

HIDDEN VALLEY ELEMENTARY (BACKUP SITE)

Flood Control & Water

Resources Division

Ross Valley Flood Protection &

Watershed Program

September 1, 2015

CURRENT STATUS

• ALL SITES: STARTING PROGRAM CEQA REVIEW SOON IF GIVEN

DISTRICT PERMISSION TODAY.

• LEFTY GOMEZ: CONSIDERED A PRIMARY SITE. WILL NEED MOU FOR

CEQA & DESIGN SOON.

• DEER PARK: CONSIDERED A PRIMARY SITE. WILL NEED MOU FOR

FEASIBILITY STUDIES SOON.

• LOMA ALTA CONCEPT “B”: CONSIDERED A BACKUP SITE. “ON

HOLD” UNLESS NEEDED LATER.

• BROOKSIDE ELEMENTARY: CONSIDERED A BACKUP SITE. “ON

HOLD” UNLESS NEEDED LATER.

• HIDDEN VALLEY ELEMENTARY: CONSIDERED A BACKUP SITE. “ON

HOLD” UNLESS NEEDED LATER.

Flood Control & Water

Resources Division

3501 Civic Center Drive

San Rafael, CA 94903

415 473-7579 T

www.marinwatersheds.org

QUESTIONS?

ROSS VAL LEY F LOOD PROTECT ION & WATERSHED PROGRAM

September 1, 2015