# El Niño Floods Threaten Bay Area Highways

> El Niño could flood Highway 37 and SFO, risking major infrastructure in California.
- Title: El Niño Floods Threaten Bay Area Highways · Sfgate | Shortify
- Summary: El Niño could flood Highway 37 and SFO, risking major infrastructure in California.
- Keywords: el niño, highway 37, sfo, bay area, coastal flooding, uc davis road ecology center, king tides, kelvin waves, Sfgate
- Source: Sfgate — https://sfgate.com/bayarea/article/el-nino-infrastructure-flooding-22497088.php
- Read time: 1 min
- Topics: el niño, highway 37, sfo, bay area, coastal flooding, uc davis road ecology center, king tides, kelvin waves, news, local
## Extreme high tides flood Bay Area
Extreme high tides flooded Miller Avenue in Mill Valley on Monday, catching motorists off-guard.
## El Niño increases flood risk
El Niño conditions raise sea levels and increase rain odds, threatening coastal infrastructure statewide.
## UC Davis report warns of flooding
The UC Davis Road Ecology Center report predicts 3 feet of shore flooding could fail Highway 37.
## Highway 37 at risk
Highway 37, linking four Bay Area counties, faces flooding from Novato Creek to Mare Island.
## Emergency repairs underway
Caltrans elevates 1,000 feet of Highway 37 by 3 feet to prevent flooding during El Niño.
## SFO and other infrastructure vulnerable
SFO and Highway 101 are built on former marshes, risking severe flood impacts.
## Sea level rise threatens Bay Area
Sea levels need to rise 3 feet for the flooding described in the UC Davis report to happen.
## Experts warn of severe flooding
UC Santa Cruz experts say coastal areas are 15 to 18 inches higher than predicted tide charts.
## Key takeaway

El Niño conditions may cause 3 feet of flooding along Highway 37 and SFO, threatening key Bay Area infrastructure.