News
News Releases
Browse through a comprehensive list of all USGS national and state news items.
Fish Hormones Affected By Contaminants in Streams Across the Country
Levels of fish sex hormones -- estrogen and testosterone -- may be affected by contaminants in some U.S. streams, according to a report released today by the U.S. Geological Survey.
Scientists to Dye River Red to Study Fish Loss
The lower San Joaquin River and south delta will take on a slight blush Monday afternoon, April 28, as scientists from the U.S. Geological Survey tint the river with a dye tracer. The non-toxic red dye, Rhodamine WT, will help USGS scientists track the movements of fish in the river and determine the effects of a fish barrier at the head of the Old River near Tracy.
Tracking The Red River Northward
As the unprecedented floodwaters of the Red River slowly begin to subside in Grand Forks, N. Dak., crews from the U.S. Geological Survey are tracking the northward movement of the water, taking measurements to help improve forecasts of the flood for evacuations upstream.
Three Large Earthquakes Shake In Little More Than 24 Hours
Floods were not the only natural hazard on the world stage in recent days with three large earthquakes occurring within hours of each other, according to the U.S. Geological Survey.
Current Flooding in North Dakota Exceeds All Previous North Dakota Floods By Far
The current floods in North Dakota far exceed previous floods that occurred in 1950, 1969, 1978, 1979 and 1996, according to the U.S. Geological Survey.
Guam Earthquake
An earthquake with a preliminary magnitude of 6.3 occurred about 55 miles north of Guam in the Pacific Ocean, Wed., April 23, 1997, according to the U.S. Geological Survey.
Flow of Red River Sets Official 100-Year Record
The flow of the Red River officially broke the 100-year-old record on Thurs. April 17, 1997, according to the U.S. Geological Survey.
Trinidad Earthquake, April 22, 1997
An earthquake with a preliminary magnitude of 6.5 occurred Tues., April 22, 1997, about 35 miles off the coast of Trinidad, according to the U.S. Geological Survey.
MEDIA ADVISORY: USGS Director to Speak at Sac State
Dr. Gordon Eaton, the national director of the U.S. Geological Survey in Reston, Va., will be one of the speakers at the Friday, April 18, 1997 dedication of Placer Hall on the California State University at Sacramento campus.
Gasoline Additive in Water Will Be a Key Topic At American Chemical Society Meeting in San Francisco
Methyl tert-butyl ether (MTBE) in the nation’s ground waters and surface waters will be the subject of papers and poster presentations by U.S. Geological Survey scientists at the American Chemical Society annual meeting, April 16-17, in San Francisco, Calif.
USGS Has Deep and Diverse Roots in California
The presence of the U.S. Geological Survey in Placer Hall on the campus of California State University at Sacramento marks the latest chapter in the USGS’s long association with the study of earth sciences in California and cooperation with the state’s Division of Mines and Geology and its higher education system.
USGS Research Projects Featured at CSUS Open House
Peat soils in the Sacramento-San Joaquin Delta and their relationship to water quality; the history and consequences of long-term groundwater use in the Mojave Desert; the hydrology, biology and geology of San Francisco Bay;