Unified Interior Regions

Region 2: South Atlantic-Gulf (Includes Puerto Rico and the U.S. Virgin Islands)

Regions L2 Landing Page Tabs

Filter Total Items: 366
Date published: September 25, 2018
Status: Completed

Black-band disease in the Florida Keys

Photos of corals affected by black-band disease in the Florida Keys.

Date published: September 20, 2018
Status: Active

Hurricane Florence - Forecast and Documentation of Coastal Change

Hurricane Florence coastal change forecast and pre- and post-storm photos documenting coastal change.

Contacts: Kara Doran
Date published: September 20, 2018
Status: Active

Webinar: Connectivity for Climate Change: Assessing Threats and Identifying Conservation Actions

View this webinar to learn how researchers are examining habitat connectivity as a conservation strategy in the face of climate change.

Contacts: Jen Costanza
Date published: September 19, 2018
Status: Active

Joint Ecosystem Modeling: Cape Sable Seaside Sparrow Helper

The Sparrow Helper tool allows for the evaluation of water management scenarios by generating, plotting, and mapping hydrologic metrics across a range of time scales to predict impacts of proposed water depth changes to sparrow subpopulations.

Date published: September 18, 2018
Status: Active

Joint Ecosystem Modeling: Wader Distribution & Evaluation Modeling (WADEM)

WADEM (Wader Distribution Evaluation Modeling) is a JEM model that estimates species-specific habitat suitability across the landscape for Great Egret (Ardea alba), White Ibis (Eudocimus albus), and Wood Stork (Mycteria americana).

Date published: September 11, 2018
Status: Active

Coastal Basement Geology of the Southeastern U.S. Project

This project, centered on South Carolina and Georgia, extends coastal-basement geologic mapping and related research south of a geologic map in production for pre-Cretaceous rocks beneath the Atlantic Coastal Plain from Virginia to southern New Jersey, and adds detail to a national-scale basement domain map constructed to delineate mineral-resource prospectivity. Plans include efforts to build...

Date published: August 29, 2018
Status: Active

Environmental and Public Health Microbiology — St. Petersburg, Florida

About the Research

The Environmental Health Program collaboartes with microbiologists at the Environmental and Public Health Microbiology Laboratory (EPHML) develop analytical methods for the identification and quantitation of pathogenic microorganisms that can impact the health of humans and other organisms. This laboratory also develops methods for accessing aquatic,...

Date published: August 20, 2018
Status: Active

Wetlands in the Quaternary Project

Wetlands accumulate organic-rich sediment or peat stratigraphically, making them great archives of past environmental change. Wetlands also act as hydrologic buffers on the landscape and are important to global biogeochemical cycling. This project uses wetland archives from a range of environments to better understand how vegetation, hydrology, and hydroclimate has changed on decadal to multi-...

Date published: August 13, 2018
Status: Active

Water Use in Georgia

To provide estimates of water withdrawal, water use, and return flows to surface water needed for water management, the U.S. Geological Survey (USGS), in cooperation with Georgia Department of Natural Resources, Environmental Protection Division (GaEPD), developed the Georgia Water-Use Program in 1979. This ongoing program focuses on collecting, compiling, and disseminating water-use ...

Contacts: Jaime A Painter
Date published: August 9, 2018
Status: Active

Gulf Coast Petroleum Systems Project - Assessments

This site highlights the assessments of the Gulf Coast Petroleum Systems Project.   Scientifically robust assessments of undiscovered, technically recoverable hydrocarbon resources are published in a variety of USGS publications.  This project also conducts research on the processes that impact the formation, accumulation, occurrence and alteration of hydrocarbon energy resources. The Gulf...

Date published: August 7, 2018
Status: Active

Relation between Plant Community Structure and Function and the Effectiveness of Wetland Restoration Efforts

High rates of wetland loss continue to occur along the northern Gulf of Mexico coast, and this remains an issue of concern to resource managers.

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Year Published: 2020

Continuous stream discharge, salinity, and associated data collected in the lower St. Johns River and its tributaries, Florida, 2019

The U.S. Army Corps of Engineers, Jacksonville District, is deepening the St. Johns River channel in Jacksonville, Florida, from 40 to 47 feet along 13 miles of the river channel beginning at the mouth of the river at the Atlantic Ocean, in order to accommodate larger, fully loaded cargo vessels. The U.S. Geological Survey, in cooperation with the...

Ryan, Patrick J.
Ryan, P.J., 2020, Continuous stream discharge, salinity, and associated data collected in the lower St. Johns River and its tributaries, Florida, 2019: U.S. Geological Survey Open-File Report 2020–1140, 48 p., https://doi.org/10.3133/ofr20201140.

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Year Published: 2020

Groundwater quality and groundwater levels in Dougherty County, Georgia, April 2019 through March 2020

The Upper Floridan aquifer is the uppermost, reliable aquifer in southwest Georgia. The aquifer lies on top of the Claiborne, Clayton, and Cretaceous aquifers, all of which exhibited water level declines in the 1960s and 1970s. The U.S. Geological Survey has been working cooperatively with Albany Utilities to monitor groundwater quality and...

Gordon, Debbie W.
Gordon, D.W., 2020, Groundwater quality and groundwater levels in Dougherty County, Georgia, April 2019 through March 2020: U.S. Geological Survey Open-File Report 2020–1120, 12 p., https://doi.org/10.3133/ofr20201120.

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Year Published: 2020

Water resources of Pointe Coupee Parish, Louisiana

Information concerning the availability, use, and quality of water in Pointe Coupee Parish, Louisiana, is critical for proper water-supply management. The purpose of this fact sheet is to present information that can be used by water managers, parish residents, and others for stewardship of this vital resource. In 2014, 364 million gallons per day...

White, Vincent E.
White, V.E., 2020, Water resources of Pointe Coupee Parish, Louisiana: U.S. Geological Survey Fact Sheet 2020–3054, 6 p., https://doi.org/10.3133/fs20203054.

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Year Published: 2020

Development and application of an empirical dune growth model for evaluating barrier island recovery from storms

Coastal zone managers require models that predict barrier island change on decadal time scales to estimate coastal vulnerability, and plan habitat restoration and coastal protection projects. To meet these needs, methods must be available for predicting dune recovery as well as dune erosion. In the present study, an empirical dune growth model (...

Dalyander, Patricia (Soupy); Mickey, Rangley C.; Passeri, Davina; Plant, Nathaniel G.

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Year Published: 2020

Water levels and selected water-quality conditions in the Mississippi River Valley alluvial aquifer in eastern Arkansas, 2014

In 2014, the U.S. Geological Survey, in cooperation with the Arkansas Geological Survey and the Arkansas Natural Resources Commission, determined water-level altitudes in 468 wells in eastern Arkansas and collected water-quality samples from 144 wells. Water-level altitudes were calculated based on the measured depth to water in each well and used...

Rodgers, Kirk D.; Whaling, Amanda R.
Rodgers, K.D., and Whaling, A.R., 2020, Water levels and selected water-quality conditions in the Mississippi River Valley alluvial aquifer in eastern Arkansas, 2014: U.S. Geological Survey Scientific Investigations Report 2020–5123, 22 p., 3 pls., https://doi.org/10.3133/sir20205123.

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Year Published: 2020

An analysis of streamflow trends in the southern and southeastern US from 1950-2015

In this article, the mean daily streamflow at 139 streamflow-gaging stations (sites) in the southern and southeastern United States are analyzed for spatial and temporal patterns. One hundred and thirty-nine individual time-series of mean daily streamflow were reduced to five aggregated time series of Z scores for clusters of sites with similar...

Rodgers, Kirk D.; Roland II, Victor L.; Hoos, Anne B.; Crowley-Ornelas, Elena; Knight, Rodney

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Year Published: 2020

Predicted pH of groundwater in the Mississippi River Valley alluvial and Claiborne aquifers, south-central United States

Regional aquifers in the Mississippi embayment are the principal sources of water used for public and domestic supply, irrigation, and industrial uses throughout the region. An understanding of how water quality varies spatially, temporally, and with depth are critical aspects to ensuring long-term sustainable use of these resources. A boosted...

Kingsbury, James A.; Knierim, Katherine J.; Haugh, Connor J.
Kingsbury, J.A., Knierim, K.J., and Haugh, C.J., 2020, Predicted pH of groundwater in the Mississippi River Valley alluvial and Claiborne aquifers, South-Central United States: U.S. Geological Survey Scientific Investigations Map 3465, 1 sheet, https://doi.org/10.3133/sim3465.

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Year Published: 2020

Measured and calculated nitrate and dissolved organic carbon concentrations and loads at the W.P. Franklin Lock and Dam, S-79, south Florida, 2014-17

The U.S. Geological Survey monitored dissolved nitrate plus nitrite as nitrogen (N) and dissolved organic carbon (DOC) concentrations and calculated loads of these constituents at the W.P. Franklin Lock and Dam (S-79) from April 2014 to December 2017. Flows from Lake Okeechobee controlled by S-77, S-78 and S-79 affect water quality in the...

Booth, Amanda
Booth, A., 2020, Measured and calculated nitrate and dissolved organic carbon concentrations and loads at the W.P. Franklin Lock and Dam, S-79, south Florida, 2014-17: U.S. Geological Survey Open-File Report 2020-1094, 37 p., https://doi.org/10.3133/ofr20201094.

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Year Published: 2020

Stable isotope dynamics of herbivorous reef fishes and their ectoparasites

Acanthurids (surgeonfishes) are an abundant and diverse group of herbivorous fishes on coral reefs. While their contribution to trophic linkages and dynamics in coral reef systems has received considerable attention, the role of linkages involving their parasites has not. As both consumers of fish tissue and prey to microcarnivores, external...

Jenkins, William; Demopoulos, Amanda; Nicholson, Matthew C.; Sikkel, Paul C.

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Year Published: 2020

Stress gradients interact with disturbance to reveal alternative states in salt marsh: Multivariate resilience at the landscape scale

Stress gradients influence many ecosystem processes and properties, including ecosystem recovery from and resistance to disturbance. While recent analytical approaches have advanced multivariate metrics of ecosystem resilience that allow quantification of conceptual resilience models and identification of thresholds of state change, these...

Jones, Scott; Stagg, Camille; Yando, Erik S.; James, W. Ryan; Buffington, Kevin J.; Hester, Mark W.

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Year Published: 2020

Council monitoring and assessment program (CMAP): A framework for using the monitoring program inventory to conduct gap assessments for the Gulf of Mexico Region

Executive Summary Under the Resources and Ecosystem Sustainability, Tourist Opportunities, and Revived Economies of the Gulf Coast States Act of 2012 (RESTORE Act), the Gulf Coast Ecosystem Restoration Council (RESTORE Council or Council) is required to report on the progress of funded projects and programs. Systematic monitoring of restoration at...

Bosch, Julie; Burkart, Heidi B; Chivoiu, Bogdan; Clark, Randy; Clement, Chris; Enwright, Nicholas; Giordano, Steve; Jeffrey, Chris; Johnson, Ed; Hart, Rheannon; Hile, Sarah D; Howell, Jacob S; Laurenzano, Claudia; Lee, Michael; McCloskey, Terrance; McTigue, Terry; Meyers, Michelle B; Miller, Katie E; Mize, Scott; Monaco, Mark E.; Owen, Kevin; Rebich, Richard; Rendon, Samuel H.; Robertson, Ali; Sample, Thomas; Sanks, Kelly Marie; Steyer, Gregory; Suir, Kevin; Swarzenski, Christopher M.; Thurman, Hana Rose

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Year Published: 2020

Topographic, soil, and climate drivers of drought sensitivity in forests and shrublands of the Pacific Northwest, USA

Climate change is anticipated to increase the frequency and intensity of droughts, with major impacts to ecosystems globally. Broad-scale assessments of vegetation responses to drought are needed to anticipate, manage, and potentially mitigate climate-change effects on ecosystems. We quantified the drought sensitivity of vegetation in the Pacific...

Cartwright, Jennifer M.; Littlefield, Caitlin E; Michalak, Julia; Lawler, Joshua J.; Dobrowski, Solomon

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Satellite image showing how Hurricane Michael affected Florida.
October 16, 2018

Hurricane Michael Batters Florida Panhandle

Landsat 7 images captured before and after highlight the destructive path of the Category 4 storm.

A deeply eroded sand dune at Cape San Blas, Florida
October 16, 2018

Hurricane Michael cut deep into Panhandle dunes

A deeply eroded sand dune on the beach at Cape San Blas shows Hurricane Michael's impact on parts of the Florida Panhandle shoreline.

A house destroyed by Hurricane Michael on Cape San Blas, Florida
October 15, 2018

Hurricane Michael destroyed many houses on Cape San Blas, Florida

A beach house in Cape San Blas, Florida destroyed by Hurricane Michael, which struck the Florida Panhandle as a Category Four storm Oct. 10, 2018.

Map showing new Gulf of Mexico storm tide bracket network
October 10, 2018

New Gulf of Mexico network speeds USGS hurricane preparations

Each one these blue dots represents a site where a storm-tide sensor bracket has been installed for the Gulf of Mexico pre-defined network. There are currently 85 brackets in Florida, 6 in Alabama, 3 in Mississippi, 18 in Louisiana and 26 in Texas, for a total of 138 bracketed sites. (Not all brackets will be used in all storms.)

 

Hurricane Michael Flood Event Viewer (map)
October 10, 2018

This Flood Event Viewer is a one-stop information source

The USGS creates a Flood Event Viewer for major flooding incidents, as a one-stop, interactive information source. On that website, viewers can click on each red dot (storm-tide sensor) to see details about it. The Flood Event Viewer for Hurricane Michael is at https://stn.wim.usgs.gov/FEV/#MichaelOct2018

One-story yellow concrete block house in Cape San Blas, Florida
October 9, 2018

Fish Inn, the scientists' field station, before Hurricane Michael

For ten years, this yellow concrete block house in Cape San Blas, Florida, dubbed Fish Inn, was the seasonal office, laboratory and living quarters for a team of USGS sea turtle researchers during their field season from November till April.

Eastern FL Panhandle map of predicted beach erosion, overwash, inundation
October 9, 2018

Strong hurricane impacts predicted for many Panhandle beaches

Coastal Change Storm Hazard Team map created Tuesday, 10/89/18 showing current forecasted beach erosion, overwash and inundation effects of Hurricane Michael's predicted landfall in the Florida Panhandle. Forecast will change with subsequent National Hurricane Center forecasts.

 

October 5, 2018

Image of the Week - Hurricane Florence

Hurricane Florence hit the Carolina coast on September 14, 2018, but it took much longer for the full impact to emerge.
Remotely-sensed images show the slow devastation that 13 trillion gallons of rain can bring as it moves back toward the sea.
Each week, the Earth Resources Observation and Science (EROS) Center highlights a new satellite image(s) featuring

Map shows 10.3.18 flood event viewer data for Hurricane Florence
October 3, 2018

USGS science on a map of the Carolinas after Hurricane Florence

This flood event viewer map, dated Oct. 3, 2018, shows the extent and type of information collected by USGS hydrologists in North and South Carolina in the wake of historic flooding brought on by Hurricane Florence.

A hydrographer checks a high water mark on a door frame
September 25, 2018

Double-checking a high water mark on a church door near Maxton, NC

USGS hydrographer Daniel McCay uses a level to double-check a high water mark on a church door near Maxton, NC as his USGS colleague Mary Winsor observes on Sept. 25, 2018, in the wake of flooding brought on by Hurricane Florence.

A hydrographer marks a high water mark on the eaves of a church
September 21, 2018

A high water mark above the eaves of a Spring Hill, NC house

USGS hydrologic technician Rob Forde flags a high water mark above the eaves at Presbyterian Church of the Covenant, 118 Manchester Road, Spring Hill, North Carolina on Sept. 21, 2018, in the wake of flooding brought on by Hurricane Florence.

September 20, 2018

Habitat Connectivity: Assessing Threats and IDing Conservation Actions

An important conservation strategy for climate change is to enhance and maintain regional habitat connectivity for the long-term viability of wildlife populations. Modeling habitat connectivity for wildlife species often results in a mapped network of linkages between habitat patches. A critical next step is to determine which of those linkages are priorities for

Filter Total Items: 393
As US models predicted Hurricane Joaquin washed out a road at Kitty Hawk, NC in 2015.
June 1, 2016

New USGS models help predict storm effects on beaches

As the 2016 hurricane season opens, weather forecasters, emergency managers and coastal residents have access to tools developed by the U.S. Geological Survey that predict, more precisely than ever, where beach erosion and beachfront flooding will take place during hurricanes and other storms.

 

Earth Day 2016 — USGS Graphic
April 21, 2016

Celebrate Earth Day on April 22! Learn about USGS science for a changing world.

American oystercatcher with chick.
March 16, 2016

The American oystercatchers studied on Cape Lookout National Seashore in North Carolina were disturbed more by pedestrians and off-road vehicles passing their nests than the U.S. military aircraft flying overhead.

USGS science for a changing world logo
March 14, 2016

The U.S. Geological Survey has created 20 new flood inundation maps that can help South Carolinians take steps to prevent or reduce future flood damage in the areas affected by the widespread floods of October 2015.

USGS science for a changing world logo
February 17, 2016

USGS scientists have detected toxins known as microcystins produced by various forms of algae in 39 percent of the small streams assessed throughout the southeastern United States. Their recent study looked at 75 streams in portions of Alabama, Georgia, North Carolina, South Carolina and Virginia.

Image: USGS Measures Historic Flooding Across the Nation
January 4, 2016

U.S. Geological Survey field crews are measuring record flooding on rivers and streams in 12 states across the country. USGS is making preparations for a prolonged field effort along the Ohio and Mississippi Rivers as major flooding will extend well into mid-to-late January, particularly along the lower Mississippi River.

Image:  Big Sagebrush Re-establishing 15 Years Post-wildfire Along the Boise Front Mountains
December 7, 2015

CORVALLIS, Ore. — Ecosystem restoration is complex and requires an understanding of how the land, plants, and animals all interact with each other over large areas and over time. Today, the U.S. Geological Survey published part two of a three-part handbook addressing restoration of sagebrush ecosystems from the landscape to the site level.

Planned US Topo map production schedule for the next three- year revision cycle
November 19, 2015

With the release of new US Topo maps for Illinois and South Dakota, the USGS has completed the second, three-year cycle of revising and updating electronic US Topo quadrangles. This means that since late 2009, the USGS has published nearly every map in the conterminous U.S., twice.

Follow Region 2 activities on social media, get contact information for Region 2 USGS centers, and meet Region 2's staff and center directors. 

Filter Total Items: 283