In addition to overall wetter conditions, the study predicts increasingly intense bursts of heavy rain during storms — up to two-thirds wetter by the end of the century — the type of brief torrents that can easily overwhelm sewer systems, swamp cars and cause significant property damage and even loss of life, said Michael Mak, a Pathways water resources engineer. — KQED
Mayor London Breed announced a $369 million Water Infrastructure Finance and Innovation Act loan a month before the report was made public courtesy of KQED’s public records request. The report indicates a 37% increase in stormwater by the end of the century. Meanwhile, the city’s 3,400-strong stock of aging concrete buildings (a portion of which were actually built after 2000) is also in dire need of mass seismic retrofits, as the USGS says San Francisco faces a 20% risk of a 7.5 magnitude earthquake or higher occurring within the next 30 years.
For San Francisco-related weather and infrastructure news, explore previously reported coverage on Archinect below:
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