1. This work is supported by the National Science Foundation’s Transforming Undergraduate Education in STEM program within the
Directorate for Education and Human Resources (DUE-1245025).
SOUTHERN CALIFORNIA SEA LEVEL RISE
9. See San Francisco Bay map
22 plants, total discharge 350 MGD
City of Eureka
3.4 MGD
City of Santa Cruz
11 MGD
City of Santa Barbara
7.1 MGD
Carmel Area
Wastewater District
2.6 MGD
Orange County
Sanitation District
150 MGD
City of Watsonville
7.8 MGD
Wastewater treatment plants vulnerable to a 100-year
coastal flood with a 1.4-meter sea-level rise
0 100 20050 Miles
Data sources: USGS/Scripps Institution of Oceanography, EPA PCS Database, CaSIL, ESRI.
http://www.pacinst.org/reports/sea_level_rise
Wastewater
treatment plants
Average discharge in million
gallons per day (MGD)
Coastal County
30 +
16 - 29.9
3 - 15.9
0.1 - 2.9
13. Napa
16 mi. (7% highway)
Orange
540 mi. (9% highway)
Marin
260 mi. (12% highway)
Alameda
430 mi. (5% highway)
Ventura
160 mi. (7% highway)
Del Norte
89 mi. (9% highway)
San Diego
65 mi. (12% highway)
Monterey
140 mi. (22% highway)
Mendocino
48 mi. (16% highway)
Humboldt
240 mi. (24% highway)
Los Angeles
170 mi. (18% highway)
Santa Barbara
33 mi. (24% highway)
San Luis Obispo
28 mi. (26% highway)
San Francisco
78 mi. (4% highway)
Contra Costa
100 mi. (4% highway)
Santa Clara
230 mi. (6% highway)
San Mateo
530 mi. (15% highway)
Santa Cruz
78 mi. (15% highway)
Solano
150 mi. (16% highway)
Sonoma
100 mi. (20% highway)
Roadways vulnerable to a 100-year
coastal flood with a 1.4 meter sea-level rise
Data sources: USGS/Scripps Institution of Oceanography, Teleatlas, CaSIL, ESRI.
http://www.pacinst.org/reports/sea_level_rise
0 100 20050 Miles
Vulnerable roadways
in miles (mi.)
Coastal County
1,000
100
10
14. Napa
8.2 mi.
Marin
17 mi.
Solano
21 mi.
Sonoma
18 mi.
Alameda
49 mi.
Orange
6.6 mi.
Ventura
10 mi.
Monterey
23 mi.
Mendocino
4 mi.
Humboldt
28 mi.
Del Norte
0 mi.
San Diego
9.8 mi.
Los Angeles
14 mi.
Santa Cruz
5.5 mi.
Santa Barbara
7 mi.
San Luis Obispo
0.31 mi.
San Mateo
10 mi.
Santa Clara
10 mi.
Contra Costa
37 mi.
San Francisco
1.6 mi.
Railroads vulnerable to a 100-year
coastal flood with a 1.4 meter sea-level rise
Data sources: USGS/Scripps Institution of Oceanography, Teleatlas, CaSIL, ESRI.
http://www.pacinst.org/reports/sea_level_rise
0 100 20050 Miles
Vulnerable railroads
in miles (mi.)
Coastal County
0.1
1
10
19. Napa
$0.41 billion
Orange
$17 billion
Marin
$8.7 billion
Alameda
$15 billion
Sonoma
$0.48 billion
Ventura
$2.2 billion
Monterey
$2.2 billion
San Mateo
$24 billion
Humboldt
$1.4 billion
San Diego
$2.0 billion
Mendocino
$0.15 billion
Del Norte
$0.35 billion
Los Angeles
$3.8 billion
Santa Barbara
$1.1 billion
San Luis Obispo
$0.36 billion
Solano
$1.9 billion
Santa Clara
$7.8 billion
Santa Cruz
$3.3 billion
Contra Costa
$0.98 billion
San Francisco
$4.9 billion
Replacement value of buildings and contents vulnerable to a
100-year coastal flood with a 1.4-meter sea-level rise
0 100 20050 Miles
Data sources: USGS/Scripps Institution of Oceanography, FEMA HAZUS model, CaSIL, ESRI.
http://www.pacinst.org/reports/sea_level_rise
* Values are in year 2000 dollars
Replacement value of buildings
and contents (billions of dollars*)
0.1
1
10
Coastal County
Editor's Notes
Port of Long Beach, Los Angeles, CA
California Flood Risk: Sea Level Rise, Long Beach Quadrangle. Light blue shows 100-year coastal flood with current sea levels. Dark blue shows 100-year coastal flood with a 1.4-meter sea level rise. From Pacific Institute Hazard Map series. http://www2.pacinst.org/reports/sea_level_rise/hazlist.html
California Flood Risk: Sea Level Rise, San Pedro Quadrangle. Light blue shows 100-year coastal flood with current sea levels. Dark blue shows 100-year coastal flood with a 1.4-meter sea level rise. From Pacific Institute Hazard Map series. http://www2.pacinst.org/reports/sea_level_rise/hazlist.html
Maeslant Barrier, Rotterdam.
Power plants vulnerable to a 100-year coastal flood with a 1.4-meter sea level rise. From Pacific Institute Thematic Maps series. http://pacinst.org/publication/sea-level-rise-thematic-maps/
Wastewater treatment plants vulnerable to a 100-year coastal flood with a 1.4 meter sea level rise. From Pacific Institute Thematic Maps series. http://pacinst.org/publication/sea-level-rise-thematic-maps/
Deer Island Sewage Treatment Plant, Boston, MA.
Above: Miles of roads and railways vulnerable to a 100-year flood in 2000 and with a 1.4-meter sea level rise along the Pacific Coast by county and type. From California Climate Change Center.
Roadways vulnerable to a 100-year coastal flood with a 1.4-meter sea level rise. From Pacific Institute Thematic Maps series. http://pacinst.org/publication/sea-level-rise-thematic-maps/
Railroads vulnerable to a 100-year coastal flood with a 1.4-meter sea level rise. From Pacific Institute Thematic Maps series. http://pacinst.org/publication/sea-level-rise-thematic-maps/
Relocation of Highway 1, San Luis Obispo County, CA. Left image from California State Parks. Right image from California Department of Transportation.
Above: Thames Barrier. From londonarchitectureblog.com
Pacifica, California coast after major storms in 1997 (resulting from the strongest El Niño on record) destroyed the houses shown above.
Replacement value of buildings and contents vulnerable to a 100-year coastal flood with a 1.4-meter sea level rise. From Pacific Institute Thematic Maps series. http://pacinst.org/publication/sea-level-rise-thematic-maps/
Population vulnerable to a 100-year coastal flood with a 1.4-meter sea level rise. From Pacific Institute Thematic Maps series. http://pacinst.org/publication/sea-level-rise-thematic-maps/
Population at risk of a 100-year flood along the coast of California by county. From California Climate Change Center.
Estimated length and cost of defenses needed to guard against flooding from a 1.4-meter sea level rise by county. From California Climate Change Center.
