The document discusses the benefits of promoting green roofs in San Francisco. It outlines environmental, economic, recreational/psychological, and aesthetic benefits. Some key benefits mentioned include stormwater management, increased roof longevity, biodiversity, and noise insulation. The document also examines which areas of the city could most benefit from green roofs, such as those with low tree canopy coverage, high stormwater runoff, poor air quality, and high asthma rates. It notes synergies between green roofs and other urban greening/sustainability efforts in the city.

1. GREEN ROOFS
SAN FRANCISCO

2. LIGHT BKG / BASE COLO
CMYK 18 11 33 0
RGB 210 210 178
+ SECONDARY COLOR
CMYK
RGB
38 23 40 0
164 175 156
CHARCOAL GRAY
=
CMYK 0 0 0 90
RGB 65 64 66
DULL GRAY
CMYK 55 45 55 17
RGB 113 114 104
+
NEON GREEN
CMYK 20 5 100 0
RGB 215 223 35

3. BENEFITS: WHY SHOULD WE PROMOTE GREEN ROOFS?
ENVIRONMENTAL BENEFITS
• Stormwater Management
• Water Quality Improvement
• Heat Mitigation
• Air Quality Improvement
• Erosion and Sedimentation Control
• Biodiversity, Wildlife Habitat Conservation, Creation, and Restoration
ECONOMIC BENEFITS
• Increased Roof Longevity
• Reduced Energy Consumption and Costs
• Increased Points in the LEED™ Rating System
• Increased Building Marketability
• Emerging Synergy with Solar Power
• Urban Agriculture
• Educational opportunities
RECREATION & PSYCHOLOGICAL BENEFITS
• Active and passive creation
• Appealing to Biophilia
• Noise and sound Insulation
• Making Employees Happier
• Fostering a Community
AESTHETIC BENEFITS
• Visual Relief
• Varied Design Possibilities

4. BENEFITS: WHY SHOULD WE PROMOTE GREEN ROOFS?
FURTHERING ENVIRONMENTAL BENEFITS
ESTABLISHED • Stormwater Management Stormwater Management
• Water Quality Improvement
GUIDELINES • Heat Mitigation
• Air Quality Improvement
• Erosion and Sedimentation Control
OVERLAP • Biodiversity, Wildlife Habitat Conservation, Creation, and Restoration
WITH SEVERAL
CURRENT CITY
PROGRAMS ECONOMIC BENEFITS
• Increased Roof Longevity
• Reduced Energy Consumption and Costs Biodiversity
• Increased Points in the LEED™ Rating System
• Increased Building Marketability
RECENTLY PASSED • Emerging Synergy with Solar Power
• Urban Agriculture
ORDINANCE AND • Educational opportunities
POLITICAL SUPPORT
RECREATION & PSYCHOLOGICAL BENEFITS
• Active and passive creation
Urban Agriculture
• Appealing to Biophilia
• Noise and sound Insulation
• Making Employees Happier
• Fostering Community
AESTHETIC BENEFITS
• Visual Relief
• Varied Design Possibilities

5. TYPOLOGIES
Large Scale Park Biohabitat Focus Residential Rooftop Urban Tactical,
Educational Low Maintenance Commercial Agriculture Temporary,
Intensive Stormwater Focus Small scale Experimental
Intensive vs. Extensive

6. COORDINATION: GROUPS INTERESTED IN GREEN ROOFS
CITY GOVERNMENT
DBI
San Francisco
Department
of Building Inspection
Office City
Administrator
LAND OWNERS
DPH SF
Dept Public
SF SFPUC
SF Public Utilities Commission
Health
Planning
SFE
DPW
San Francisco
Department
Environment
San Francisco RPD
San Francisco
Department Department SF Unified
ELECTED/APPOINTED of Public Works Recreation and Parks School
Board of District
Supervisors OFFICIALS
UFC
MTA SFSU Presidio
Trust
Regional+State +
San Francisco
San Francisco
Urban Forest
Municipal Transportation TIDA GGNRA National Partners
Council Agency
Director of PRIVATE Green
Greening Successor Port of San
Francisco Roofs for
PROPERTY Healthy
Agency OWNERS CDBs
Cities
San Francisco
Municipal Transportation Residents + Business
SF City
Agency Owners + Private
College
Institutions USGBC
FUF
DESIGNERS
Friends of the
GREEN Urban Forest Architects
Landscape
ROOF Architects
ALLIANCE
SPUR
COMMUNITY GROUPS
/NON PROFITS

7. RELATED POLICIES, PROGRAMS, EFFORTS, GUIDELINES
Policies/Ordinances Projects/Programs/Plans
SFPUC SFPUC
Stormwater Management Ordinance 83-10 May 2010 SSIP Early Implementation Projects
SF GSA - Office of City Administrator SF GSA - Office of City Administrator
Urban Agriculture Ordinance 162-12 Administrative Code 2012 Roof Audit
SF Dept Building Inspection SF MTA
Green Building Ordinance 2008 1 South Van ness Green Roof Installation
SF Planning / Public Works Codes SF Planning Department
Green Landscaping Ordinance 2010 Urban Forest Plan, Eco-Districts, Area Plans, Recreation Open
Space Element, Sustainable Development Program
SF Environment
Guide to the San Francisco
Biodiversity, Urban Forest and Urban Agriculture Coordinators
Green Landscaping
Ordinance
RECREATION
& OPEN SPACE
AmendmentS to SAn FrAnciSco’S municipAl codeS
ELEMENT
REVISED DRAFT
SAN FRANCISCO PLANNING DEPARTMENT | APRIL 2010
AN ELEMENT OF THE GENERAL PLAN
OF THE CITY AND COUNTY OF SAN FRANCISCO
DRAFT
JUNE 2011 | SAN FRANCISCO PLANNING DEPARTMENT
SAN FRANCISCO
graywaterdesignmanual
for OUTDOOR IRRIGATION
stormwaterdesignguidelines
SAN FRANCISCO

8. GREEN ROOFS IN SAN FRANCISCO
California Academy of Art, Golden Gate Park Transbay Transit Center - 5 Acres
Eco Center, Heron’s Head Park, Hunter’s Point Neighborhood Drew School Glide Memorial Church, Tenderlion Neighborhood
365 Fulton Street- Richardson Apartments Muni Bus Shelter Demonstration Parking Day, Valencia Street

9. GREEN ROOFS IN SAN FRANCISCO
One South Van Ness - SFMTA
Zero Cottage, 339 Shotwell 990 Polk - Tenderloin Neighborhood Development Roof top Garden

10. WHICH AREAS WOULD MOST BENEFIT FROM GREEN ROOFS?
low tree canopy
San Francisco
Neighborhood Tree Canopy
North Beach
Marina Russian (11.7%)
(9.8%) Hill
Presidio (12.5%) Treasure
(32.8%) Island/YBI
Chinatown (18.3%)
Pacific Heights Nob Hill (5%) Financial
(13.9%) (5%) District
Presidio (9.3%)
Seacliff Heights Downtown/
(29.3%) (11.5%) Civic Center
(4.1%)
Inner Richmond Western Addition
Outer Richmond (9.5%) (10.9%)
(5.8%)
South of Market
(4.1%)
Haight Ashbury
Golden Gate Park (20.1%)
(47.7%)
Castro/
Upper Market
Inner Sunset (14.5%) Tree Canopy
(20.5%) Mission
(7.5%) Potrero Hill > 25%
Outer Sunset (8.7%)
(5%) 10.1% - 25%
Twin Peaks 5.1% - 10%
(22.7%)
Noe Valley 5% or less
(15.5%)
Diamond
Parkside Heights
(5.3%) (28.9%) Bernal Heights
West of Twin Peaks
Glen Park (12.1%)
(17.5%)
(19.6%) Bayview
(6.7%)
Excelsior
Lakeshore Outer Mission (10.3%)
(17.4%) (8.4%)
Ocean View
(8.3%) Visitacion Valley
Crocker (17.6%)
Amazon
(5.2%)
san francisco’s urban forest 2 Miles
WEBSTER

11. WHICH AREAS WOULD MOST BENEFIT FROM GREEN ROOFS?
storm water sensitive areas
Bay Black
Fill Point
San Francisco Infiltration Zone Rating developed by SF PUC, v0.4 July 2006
Presidio
North Shore Bay
Fill
Coyote
Gulch
Bay
Lobos Creek Fill
Lands End
Yerba Buena
Island
Richmond District
D
MARINA BLV
TH
E
BAY ST
EM
BA
Channel CO
RC
LU
MB
AD
ST
LOMBARD US
ER
Golden Gate Park
AV
O
E
N BLVD
KEARNY ST
LINCOL
ST
CALIFORNIA
DIVISADE
GEARY ST
ARGUELLO BLVD
RO ST
D
GEARY BLV
Sunset
03
PARK PRESIDIO BLVD
25TH AVE
RD
ST
04
TH
ST
ST
G
FELL ST OAK ST KIN
FULTON ST
09
Bay
STANYAN
TH
CRO
Fill
ST
S
DUBOCE AVE DIVISION ST
SOV
Islais Creek DR
AR
KEZ
SUNSET BLVD
ST
ER
16TH ST
DR
17TH ST
07TH AVE
Fill
E
N AV
Yosemite
NORIEGA ST
O
Ingleside
END
GREAT HWY
R
Lake Merced
CLA
A DR
CLIPPER ST CESAR CHAVEZ ST
Thornton Beach
TOL
VD
BL
POR
Sunnydale EY
W
DE
Bay
TARAVAL ST
E
E AV
Fill
OA EV
JOS
SANTA CLARA AVE
CORTLAND AVE KD AN
Vista Grande Bayshore 2 Miles AL S AV
E
SAN
WEBSTER AV E
E
San Francisco Watersheds SLOAT BLVD
ST
VD
MONTEREY BLVD ALEM ANY BL INN
N
VE
SIO
ES
ER A
SILV AV
MIS
JUNIPERO SERRA BLVD
SAN
E
BLVD
19TH AVE
BR
UNO
LAKE MERCED
BR
OCEAN AVE AZ
IL
AVE
AV
E
MANSEL
L ST
ST
RD
SKYLINE BLVD
JO
03
North
HN
GE
Marina Beach NEV
MU
Russian AA
VE
IR
Hill
DR
Presidio Treasure
Island
Chinatown
Pacific Nob 0 0.25 0.5 1 Mile
Heights Hill Financial INFILTRATION ZONES
Presidio District
Heights
Seacliff Yerba Not Recommended Very High to High Liquefaction Hazard, Landslide Hazard
Downtown/ Buena
Civic Center Island D Soils, Slope > 10%, Groundwater Depth < 10', Maher (Contaminated) Site
Inner Western Challenging
Outer Richmond Addition
Richmond
Further Study C Soils, Slope 5-10%, Medium Liquefaction Hazard
South of
Market A or B Soils, Slope < 5%, Low to Very Low Liquefaction Hazard
Golden Gate Park Coastal (Fog Belt) OK
Haight
Ashbury
LIQUEFACTION + GROUNDWATER DEPTH SOILS + CONTAMINATION SLOPES + LANDSLIDES
Castro/ Transitional
Inner Sunset Upper Market
Mission
Potrero
Outer Hill Bay (Sun Belt)
Sunset
Twin Peaks
Noe Valley
Parkside Diamond
Heights
Bernal
West of Glen Park Heights
Twin Peaks
Bayview
Outer Excelsior
Lakeshore
Mission
Ocean View
Visitacion
Valley
Crocker NRCS Soil Type Percent Slope
Liquefaction Hazard Designated Maher sites
Amazon A 0-5% Landslide Hazard
VH H M L VL 0 Groundwater B
Maher Area
2 Miles
WEBSTER
Depth < 10 ' C&D Known fill 5-10%
San Francisco Microclimates D Serpentine rock, requires asbestos testing Slope > 10
> 10%
Source: San Francisco Department of Public Works

12. WHICH AREAS WOULD MOST BENEFIT FROM GREEN ROOFS?
Areas with poor air quality
high traffic density high asthma rates