Unified Interior Regions

California

The Southwest Region includes California, Nevada, and Arizona. The Regional Office, headquartered in Sacramento, provides Center oversight and support, facilitates internal and external collaborations, and works to further USGS strategic science directions.

States L2 Landing Page Tabs

Filter Total Items: 961

Kincade Fire

Winds exceeding 100 miles per hour spread California’s Kincade Fire at an alarming rate. The fire started on October 23, 2019, and had burned 74,324 acres just north of Santa Rosa, CA, by the evening of October 28.

The European Space Agency’s Sentinel-2A  satellite captured an image of the fire on October 27. Strong wind from the northeast is evident as smoke

...
Image of the front page of Sound Waves, Jan. - Feb. 2012
March 22, 2019

Sound Waves, Jan. - Feb. 2012

The stories in the Jan. - Feb. 2012 issue of Sound Waves:

https://archive.usgs.gov/archive/sites/soundwaves.usgs.gov/2012/02/

Arctic Expedition Reaches 88.5 Degrees North Latitude—Fourth Joint U.S.-Canada Survey for Purpose of Delineating Extended

Image: California Poppies

California Poppies

California poppies.

Whiskeytown National Recreation Area Post-fire Recovery

A landscape at Whiskeytown National Recreation Area 2 months and 9 months after summer 2018's Carr Fire near Redding, California, where USGS WERC researchers are studying fire impacts, post-fire vegetation recovery, and post-fire erosion and debris flows.

...
Mount Konocti, a 1,312 m (4,305 ft) mountain on the eastern shore o...

Mount Konocti, a 1,312 m (4,305 ft) mountain on the eastern shore o...

Mt. Konocti erupted during the most recent stage of volcanism (01. Ma to 10,000 years ago), and a future eruption from the same site would be devastating to the nearby inhabitants.

Filter Total Items: 925
USGS
February 3, 1998

As heavy rains continue to pound northern and central California, hydrologists with the U.S. Geological Survey are reporting small stream flooding from Ventura County on the south to Eureka on the north.

USGS
December 29, 1997

A light earthquake, preliminary magnitude 4.1 according to the U.S. Geological Survey, occurred at 3:02 PM EST (12:02 PM local time) Monday, Dec 29, 1997. The epicenter is located 5 miles SE of Mammoth Lakes, or 33 miles WNW of Bishop, CA. 

USGS
December 10, 1997

A striking full-color map showing permafrost and ground ice over the Arctic and surrounding continental land masses has been released by the U.S. Geological Survey and will be displayed at the American Geophysical Union meeting in San Francisco this week. 

USGS
December 10, 1997

The ability to learn the magnitude and location of an earthquake almost as it’s happening and track rising flood waters are examples of the kind of "real-time" monitoring that enables anyone with a personal computer and access to the Internet to obtain information about natural hazards as they occur.

USGS
December 10, 1997

They don’t have bells and whistles, and you’ll probably never see one on "Baywatch," but the U.S. Geological Survey’s real-time, telemetered stream-gauges are proving their worth when it comes to saving lives and lessening flood damage

USGS
December 8, 1997

"Heavy breathing" at Yellowstone and heavy metals in the nation’s surface and ground-water are two subjects of more than 100 oral and poster presentations by scientists from the U.S. Geological Survey, at the annual meeting of the American Geophysical Union (AGU) in San Francisco, Dec. 8-12.

USGS
December 7, 1997

Otis Redding may have waxed eloquently about "Sitting By the Dock of the Bay," but its flying over the floor of San Francisco Bay that has scientists at the U.S. Geological Survey humming a happy tune these days.

USGS
December 7, 1997

The Hayward Fault is still the most dangerous earthquake fault in the San Francisco Bay area, according to U.S. Geological Survey scientists who will present the results from their latest research on that fault at the annual meeting of the American Geophysical Union, in San Francisco this week.

USGS
December 3, 1997

Free public lecture: U.S. Geological Survey Geologist Henry Moore presents the latest "dirt" on Mars; viewing Mars from Sojourner at 7 P.M. in the City Council Chambers, 701 Laurel Street, Menlo Park, Calif.

USGS
November 25, 1997

All offices of the U.S. Geological Survey will be closed Thursday, of course, to observe the Thanksgiving holiday, but will be open as usual on Friday, November 28.

USGS
October 29, 1997

The U.S. Geological Survey (USGS) today joined forces with other federal and state agencies to announce specific efforts to implement recommendations of this summer’s Lake Tahoe Presidential Forum, including creation of an Internet-based clearinghouse of scientific information for the Lake Tahoe area.

USGS
October 21, 1997

The presence of 125,000-year-old microfossils in the muds of San Francisco Bay may help engineers decide where and how to rebuild the San Francisco-Oakland Bay Bridge, according to a U.S. Geological Survey(USGS)scientist in Menlo Park, Calif.