Urban Geophone Array Offers New Look at Los Angeles Basin

1 August 2018–Using an array of coffee-can sized geophones deployed for about a month in backyards, golf courses and public parks, researchers collected enough data to allow them to map the depth and shape of the San Gabriel and San Bernardino sedimentary basins of Los Angeles, California. Seismologists think these … Continue Reading »

SSA Announces 2018 Award Recipients

reid medal in box; Credit: SSA

14 June 2018–SSA is pleased to announce the recipients of several of the Society’s awards for 2018. The Harry Fielding Reid Medal, the Charles F. Richter Early Career Award and the Frank Press Public Service Award are among the highest honors conferred by the Society. The Reid Medal recipient is David M. … Continue Reading »

How Often Do Cascadia’s Megaquakes Occur?

16 May 2018–Devastating magnitude 8.0 to 9.0 megathrust earthquakes and accompanying tsunamis appear to have hit the U.S. Pacific Northwest and Southwest Canada about every 500 years on average. But some scientists think the recurrence interval between some of these large earthquakes may be shorter—along the lines of every 300 … Continue Reading »

How Big Can a Tsunami Be in the Caribbean?

16 May 2018–The 2004 Indian Ocean tsunami has researchers reevaluating whether a magnitude 9.0 megathrust earthquake and resulting tsunami might also be a likely risk for the Caribbean region, seismologists reported at the SSA 2018 Annual Meeting. “Before 2004, we thought an earthquake of about 8.0 was about right for … Continue Reading »

Monitoring Lava Lake Levels in Congo Volcano

15 May 2018–Nyiragongo in the Democratic Republic of the Congo is among the world’s most active volcanoes, with a persistent lava lake as one of its defining features. In a talk at the 2018 SSA Annual Meeting, Adrien Oth of the European Center for Geodynamics and Seismology discussed how he … Continue Reading »

Why (and how) early career scientists should organize a technical session at SSA’s 2019 Annual Meeting

Organizing a technical session might seem daunting, but there’s a lot that early-career scientists can gain from the experience. Here’s some advice on why – and how – you should consider organizing a session for SSA’s 2019 Annual Meeting. Learn and network The two main benefits of organizing a technical … Continue Reading »

At Work: Adam Pascale

Say the word “seismograph,” and many minds go directly to the image of a machine scribbling out ink lines to trace the shaking of an earthquake. Seismology has always been a profession especially known for its tools, even though the field has moved far from the stylus and drum recorder. … Continue Reading »

At Work: Annemarie Baltay

21 June 2018–U.S. Geological Survey Research Geophysicist Annemarie Baltay recognized the importance of mathematics and the natural world at an early age. To keep her entertained in the car, her father would write math problems in a notebook for her to figure out. She also had a collection of rocks … Continue Reading »