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Thursday, November 21st, 2013

New River Gauge Provides Steady Stream of Information

A newly installed United States Geological Survey streamgage on the Chattahoochee River is providing rafters, flood forecasters and dam operators critical information about the river and its ever changing flow.

Thursday, November 21st, 2013

Measuring Landscape Disturbance of Gas Exploration in Four More Pennsylvania Counties

Landscape change in Pennsylvania’s Sullivan, Wyoming, Armstrong and Indiana counties resulting from construction of well pads, new roads and pipelines for natural gas and coalbed methane exploration is being documented to help determine the potential consequences for ecosystems and wildlife, according to two U.S. Geological Survey reports released today.

Friday, November 15th, 2013

New Details Available on 2010 Little Missouri River Flood

New hydrological details of the 2010 flood that killed 20 people in and near the Albert Pike Recreation Area were released today in two U.S. Geological Survey reports.

Friday, November 15th, 2013

Changes in World’s Forests Portrayed in High Definition

A new study based on Earth-observing satellite data comprehensively describes changes in the world’s forests from the beginning of this century. Published in Science today, this unparalleled survey of global forests tracked forest loss and gain at the spatial granularity of an area covered by a baseball diamond (30-meter resolution).

Thursday, November 14th, 2013

Changes in World’s Forests Portrayed in High Definition

A new study based on Earth-observing satellite data comprehensively describes changes in the world’s forests from the beginning of this century. Published in Science today, this unparalleled survey of global forests tracked forest loss and gain at the spatial granularity of an area covered by a baseball diamond (30-meter resolution).

Thursday, November 14th, 2013

Buckeye Quads Released

The USGS, in cooperation with other Federal agencies, has posted new Ohio US Topo quadrangles (748 maps) which include partial Public Land Survey System (PLSS). Ohio is the first state east of the Mississippi River to have PLSS data added to US Topo maps, joining Wyoming and Colorado in the west.

Thursday, November 14th, 2013

Oldest Large Body of Ancient Seawater Identified under Chesapeake Bay

USGS scientists have determined that high-salinity groundwater found more than 1,000 meters (0.6 mi.) deep under the Chesapeake Bay is actually remnant water from the Early Cretaceous North Atlantic Sea and is probably 100-145 million years old. This is the oldest sizeable body of seawater to be identified worldwide.

Thursday, November 14th, 2013

New USGS Study on Chesapeake Bay: Groundwater Delaying the Effects of Some Water Quality Actions

New research by the U.S. Geological Survey conducted on the Delmarva Peninsula, which forms the Eastern Shore of the Chesapeake Bay, indicates it may take several decades for many water-quality management practices aimed at reducing nitrogen input to the Bay to achieve their full benefit due to the influence of groundwater.

Friday, November 8th, 2013

Wildfire Science Returns to the Rim Fire

Although dousing the flames was foremost in people’s minds during the recent Rim Fire in Stanislaus National Forest and Yosemite National Park, U.S. Geological Survey scientific work continues well after the fire is out. USGS scientists are continuing their critical research characterizing the hidden dangers faced after large wildfires.

Tuesday, November 5th, 2013

Aquifer Recharge Project Does Not Increase Nitrates in Southwestern San Bernardino County

A new cooperative study by the U.S. Geological Survey and the Hi-Desert Water District indicates that the artificial replenishment of the groundwater aquifer system in the west hydrogeologic unit of the Warren groundwater basin in San Bernardino County’s Yucca Valley resulted in a decrease of nitrate concentrations in groundwater samples and a rise in water

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