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4 February, 2023

Thousands of apartment buildings face earthquake risks

By |2023-02-08T21:37:27+00:00February 4th, 2023|AACSC, Earthquake Risk|

Wood-framed, soft-story apartment buildings were an iconic part of Southern California’s rapid growth and car-crazed culture prior to 1980. With an open ground floor for parking, and dwelling units stacked above, they maximized land use at the expense of safety.

These structures have since been shown to be among a community’s […]

3 February, 2023

FEMA shows San Diego quake vulnerabilities

By |2023-02-08T21:32:00+00:00February 3rd, 2023|Buildings Vulnerabilities, Earthquake Risk, Earthquake Threats, SDCAA|

What are the odds a major earthquake will damage your San Diego apartment building, other commercial structure or even your home?

The Federal Emergency Management Agency’s Hazus modeling shows 120,000 buildings could suffer moderate to complete damage – with 8,000 beyond repair – and another 36,000 households could be displaced.

How does […]

2 February, 2023

New construction alone won’t stop L.A.’s housing affordability crisis

By |2023-02-08T21:27:08+00:00February 2nd, 2023|AAGLA, Building Safety, Buildings Resilience, housing affordability|

New luxury apartment homes are sprouting up throughout Los Angeles – in the heart of Koreatown, Little Tokyo, in West Hollywood, Glendale, Culver City, even downtown. Amid all the new construction, the need for more affordable housing continues to grow.

From 2010 to 2019, the city lost thousands of homes considered […]

1 February, 2023

Earthquakes highlight need for resilience in California

By |2023-02-08T21:18:49+00:00February 1st, 2023|AAOC, Earthquake Resilience, Earthquake Retrofit|

Two recent earthquakes — 6.4 magnitude earthquake and a 5.4 aftershock — have seriously shaken Humboldt County in less than two weeks.  The quakes have damaged bridges, shaken homes off their foundations, left some 72,000 homes and businesses without electricity, and disrupted phone and internet service.

Only the nearby airport and […]

24 January, 2023

Major quake may dwarf recent billion-dollar storm damage

By |2023-01-24T21:45:00+00:00January 24th, 2023|earthquake damage, earthquake preparedness, Earthquake Resilience|

Three weeks of nearly nonstop rain in California dropped an estimated 32 trillion gallons of water on California, as nine atmospheric rivers barraged the state with record-breaking rainfall.[1] The steady stream of storms helped replenish reservoirs and built a snowpack 226% above normal for this time of year. […]

4 January, 2023

Project IDs potential at-risk buildings in OC

By |2023-01-11T00:13:17+00:00January 4th, 2023|AAOC, Earthquake Risk|

How many unsafe, soft-story apartment units are there in Orange County?

That question and similar ones about other counties in California led Optimum Seismic, Inc. and the U.S. Resiliency Council to team up with Esri, a leading mapping company, to combine resources to develop maps showing where thousands of potential soft […]

3 January, 2023

Simple Strategies to Planning an Earthquake Retrofit

By |2023-01-04T00:11:44+00:00January 3rd, 2023|AACSC, Earthquake Retrofit|

California has an average of about 21 earthquakes per day, 150 quakes per week, 7,750 a year.

Most are too small to be noticed, yet our state sees more seismic activity than virtually any other place in the world. California also experiences more earthquake damage than other parts of the U.S. […]

2 January, 2023

Potential at-risk Buildings Identified in San Diego

By |2023-01-04T00:06:06+00:00January 2nd, 2023|Earthquake Risk, Earthquake Safety, Earthquake Threats, Earthquakes, SDCAA|

Where can potentially unsafe, soft-story apartment building be found in San Diego?  And how many such buildings are there?

Those questions and similar ones about other counties in California led Optimum Seismic, Inc. and the U.S. Resiliency Council to team up with Esri, a leading mapping company, to combine resources to […]

1 January, 2023

The ABCs of Earthquakes and Seismic Engineering

By |2023-01-03T23:54:16+00:00January 1st, 2023|AAGLA, Earthquakes, Seismic Engineering, Seismic Resilience|

Most Californians have experienced earthquakes.  There are the large ones – sudden, jarring jolts followed by more strong shaking that can last from a few seconds to a couple of minutes. Farther away, these feel like a gentle “bump,” often followed by more rolling shaking.[i]

When a small quake […]

29 December, 2022

Mayor Bass Applauds LA’s progress on Earthquake Retrofits of Apartment Buildings

By |2023-01-04T00:13:00+00:00December 29th, 2022|Earthquake Retrofits, Optimum Seismic, Seismic Resilience, Seismic Retrofit|

Mayor Karen Bass praised the earthquake safety achievements of the City of Los Angeles during her inaugural speech on December 11, 2022.

Mayor Bass credited the achievements to former Mayor Eric Garcetti by telling him “Your legacy is large.”  She noted Angelenos will be benefitting from Garcetti’s leadership in the years […]

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