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Check out news items from Region 4. 

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Water Resource Availability and Quality by Parish

Water Resource Availability and Quality by Parish

Fact sheets that detail information about parish water resources and water-use are available online for 34 of the state’s 64 parishes, with more...
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Media Advisory: Low-Level Flights to Begin Assessing Local Mineral Resources this Monday

Media Advisory: Low-Level Flights to Begin Assessing Local Mineral Resources this Monday

U.S. Geological Survey scientists will conduct a high-resolution airborne survey to study the rock layers under a region of northeastern Iowa...

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Grass Carp Eggs Compromised by Settling on Streambeds

Grass Carp Eggs Compromised by Settling on Streambeds

Grass carp egg survival is compromised when they settle on streambeds and are potentially covered by sediments, according to a new study by the U.S...

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New Sea-Level Rise Handbook Highlights Science and Models for Non-Scientists

New Sea-Level Rise Handbook Highlights Science and Models for Non-Scientists

Coastal managers and planners now have access to a new U.S. Geological Survey handbook that, for the first time, comprehensively describes the various...
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New Flood Warning Resources Available for West Branch

New Flood Warning Resources Available for West Branch

The City of West Branch, Iowa, and the U.S. Geological Survey recently partnered to provide real-time streamflow and flood warning information on the...
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New Simulations of 1811-1812 New Madrid Earthquakes Show Strong and Prolonged Ground Shaking in Memphis and Little Rock

New Simulations of 1811-1812 New Madrid Earthquakes Show Strong and Prolonged Ground Shaking in Memphis and Little Rock

Computer simulations of earthquake shaking, replicating the quakes that occurred in 1811-1812 in the New Madrid seismic zone (NMSZ), indicate that...

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New Evidence Shows Endangered Pallid Sturgeon Spawned in Lower Missouri River

New Evidence Shows Endangered Pallid Sturgeon Spawned in Lower Missouri River

Three tiny fish larvae that were captured by U.S. Geological Survey scientists in May 2014 have just been confirmed to be pallid sturgeon. These new...
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New Magnolia State Maps Adding Trails

New Magnolia State Maps Adding Trails

Several of the 772 new US Topo quadrangles for Mississippi now display parts of the Natchez Trace National Scenic Trail and other selected public...
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Drainage of Prairie Pothole Wetlands Can Increase Flooding and Degrade Ecosystems

Drainage of Prairie Pothole Wetlands Can Increase Flooding and Degrade Ecosystems

The drainage of small wetlands can decrease wildlife habitat and may contribute to flooding in the Prairie Pothole Region (PPR), according to a recent...
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Interior’s Northeast Climate Science Center Releases Report to Help State Wildlife Managers in the Northeast and Midwest Alleviate Impacts of Climate Change on Species and Ecosystems

Interior’s Northeast Climate Science Center Releases Report to Help State Wildlife Managers in the Northeast and Midwest Alleviate Impacts of Climate Change on Species and Ecosystems

Interior Department’s Northeast Climate Science Center has released a report today synthesizing the latest information on the vulnerability of species...
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Louisiana Quads Add Trails and Survey Data

Louisiana Quads Add Trails and Survey Data

Several of the 812 new US Topo quadrangles for Louisiana now display public trails along with improved data layers. Other significant additions...
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Atmospheric Release of BPA May Reach Nearby Waterways

Atmospheric Release of BPA May Reach Nearby Waterways

Water contamination by hormone-disrupting pollutants is a concern for water quality around the world. Existing research has determined that elevated...
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