Sunday, September 15th, 2013
Today the U.S. Geological Survey led a congressional briefing featuring state and regional water stakeholders who spoke about vital uses of comprehensive water information that would be met by the National Water Census called for by the SECURE Water Act of 2009.
Friday, September 13th, 2013
A new computer model of the Chimacum Creek Basin built to simulate “what-if” scenarios for basin groundwater managers indicates that most of the water recharging the groundwater system flows directly out to marine waters and coastal areas, according to a report by the U.S. Geological Survey.
Thursday, September 12th, 2013
Land-use in the Prairie Pothole Region (PPR) of the northern Great Plains has been shifting at an extraordinary rate, including changes in agriculture practices, the recent boom in petroleum production, and rising tourism, according to a new U.S. Geological Survey report.
Thursday, September 12th, 2013
Acidification of the Arctic Ocean is occurring faster than projected according to new findings published in the journal PLOS ONE. The increase in rate is being blamed on rapidly melting sea ice, a process that may have important consequences for health of the Arctic ecosystem.
Thursday, September 12th, 2013
In keeping with rapid demand, the USGS has posted new US Topo quadrangles covering Colorado (1,794 maps) and Minnesota (1,689). These new quads replace the first edition US Topo maps for those states. The replaced maps will be added to the USGS Historical Topographic Map Collection and are also available for free download from The
Tuesday, September 10th, 2013
A new report by the U.S. Geological Survey evaluates how well the USGS streamgage network meets needs for streamflow information by assessing the ability of the network to produce various streamflow statistics at locations that have streamgages (gaged) and that do not have streamgages (ungaged).
Thursday, September 5th, 2013
Scientists are expecting a very large “dead zone” in the Gulf of Mexico and a smaller than average hypoxic level in the Chesapeake Bay this year, based on several NOAA-supported forecast models.
Wednesday, September 4th, 2013
Water use for agricultural irrigation in Georgia peaked during the 2011 drought according to USGS analysis of data from the Georgia Agricultural metering program, now available on the USGS Georgia Water Science Center website.
Tuesday, September 3rd, 2013
Two recent images from the Landsat 8 satellite compare land conditions in the vicinity of Yosemite National Park before and during the Rim Fire. The images, from August 15 before the fire began and from August 31, can be contrasted and downloaded from the USGS Earth Resources Observation and Science (EROS) Center.
Tuesday, September 3rd, 2013
More than 400 new topographic maps are now available for the state of Alaska. The new maps are part of the U.S. Geological Survey Alaska Mapping Initiative, to update foundational data for the state and to replace the existing maps that are about 50 years old.
