Earth Science Week Day 3 — Fossil Day

It’s Earth Science Week (October 12-16) Continuing on our theme of Earth Science Week, today we are talking about the California State Fossil! Wednesday: October 14: FOSSIL DAY Did you know that California’s official state fossil is the Sabertoothed Cat? How cool is that?! We’ve created some fun facts to help you get to know…

CGS Geologists Assess Multiple Fire Burn Areas for Landslide Potential: 10-1-20 Update

Wildfires are a disaster that can spawn yet another disaster. Fire eliminates ground covering on slopes, exposing the soil underneath and making it more susceptible to debris flows. Such events can be catastrophic, as was the case in Montecito (Santa Barbara County) in 2018. David Longstreth, senior engineering geologist in California Geological Survey’s (CGS) Forest and Watershed Geology program, is one…

The Mammoth Lakes Earthquakes – 40th Anniversary

On May 25, 1980–nearly one week after the spectacular eruption of the Mount St. Helens volcano–at 9:33 a.m. PST, a magnitude 6.0 earthquake rocked through Mammoth Lakes, California. During the next 16 minutes, four more shocks, magnitude 4.1 – 5.5 followed. This seismic activity was the beginning of an earthquake sequence that produced 72 magnitude…

Citizen Scientists: Help CGS Map Landslides

See a landslide? Think C-A landslide, as in CAlandslide@conservation.ca.gov.
The California Geological Survey (CGS) is asking for the public’s help in pinpointing landslides which occur in many flavors: rockfalls, rock avalanches, and debris flow–in the state.

Using GIS to Show the Interconnectivity of Our Work

Happy #GISDay! Today we celebrate how geographic information systems (GIS) are being used across the globe to make a difference. While a map is a drawing showing a limited number of things – roads, streets, county lines, etc. – an entire database of information is connected to a GIS. It’s an intelligent map that lets…