Technical Announcements

Explore the technical news that focuses on data, methodologies, and more.

Filter Total Items: 330
Date published: September 18, 2012

One Click Away: Finding Data on Florida’s Endangered Species Just Got Easier

Davie, FL. -- A new online tool will make data on several of Florida’s threatened and endangered species—including the Florida panther, American crocodile, and Key deer—more readily accessible to resource managers and planners. 

Date published: August 27, 2012

New Reports Update Estimates of Flood Frequency in California

SACRAMENTO, Calif. — The U.S. Geological Survey has released updated flood frequency estimates for select rural "natural flow" California streams throughout the state. The estimates are based on greatly expanded data and documented in three reports available online. These reports from the USGS and its partners represent an important resource for emergency officials, water

Date published: August 21, 2012

New Louisiana Water Use Report Available

New statistics on the use of water in Louisiana are presented in a recent report by the United States Geological Survey. 

Date published: June 19, 2012

Technical Announcement: USGS Releases Southwestern Wyoming Energy Map

Land and resource managers now have a comprehensive new map of coal and wind energy resources information for southwestern Wyoming. This map has been released by the U.S. Geological Survey and the Wyoming State Geological Survey, as Part A of a two part energy map and data series. 

Date published: June 8, 2012

The Best of Earth As Art

A Contest to Celebrate 40 Years of Landsat

Date published: May 24, 2012

Landsat Contest Offers View of Local Landscape Change from Space

To celebrate the 40th anniversary of the United States' Landsat Earth-observing program, NASA and the U.S. Geological Survey (USGS) are holding a contest that will offer winners customized satellite views of changing local landscapes.

Date published: May 1, 2012

New Water Quality Portal Provides Access to over 150 Million Records

The USGS and EPA teamed up with the National Water Quality Monitoring Council (NWQMC) to launch a brand new Water Quality Portal (Portal) for water quality data. The Portal brings together chemical, physical and microbiological data from USGS’s National Water Information System (NWIS) and EPA’s Storage and Retrieval Data Warehouse (STORET). 

Date published: April 30, 2012

From Decade to Decade: What’s the Status of our Groundwater Quality?

There was no change in concentrations of chloride, dissolved solids, or nitrate in groundwater for more than 50 percent of well networks sampled in a new analysis by the USGS that compared samples from 1988-2000 to samples from 2001-2010. For those networks that did have a change, seven times more networks saw increases as opposed to decreases.   

Date published: April 23, 2012

New Evidence Argues Against Prehistoric Extraterrestrial Impact Event

Younger Dryas "Impact Markers" are the Result of Natural Processes

Date published: April 19, 2012

Streamflow Models Evaluated for Reliability and Application to Predicting Fish Health

A new USGS study found that streamflow characteristics critical to fish in the Tennessee River basin were estimated more accurately and precisely by a statistical model than a simulated hydrograph produced by a rainfall-runoff model.

Date published: April 6, 2012

Polar Bears in Alaska Observed with Patchy Hair Loss and other Skin Lesions

ANCHORAGE — In the past two weeks, 9 polar bears in the southern Beaufort Sea region near Barrow were observed with alopecia, or loss of fur, and other skin lesions. The animals were otherwise healthy in appearance and behavior. The cause and significance of the observed lesions are unknown. 

Date published: March 8, 2012

Atrazine Not Likely to Exceed Drinking Water Standard in Agricultural Groundwater

A new model predicts that atrazine, plus its breakdown product deethylatrazine, has less than a 10 percent chance of exceeding the U.S. Environmental Protection Agency’s standard for public drinking-water supplies in shallow groundwater in about 95 percent of the nation’s agricultural areas. Atrazine is a commonly used herbicide for weed control in corn and sorghum production.