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: 367
Date published: April 4, 2019
Status: Active

Health Effects and Behavioral Response of Florida Manatees (Trichechus manatus latirostris) to Persistent Algal Bloom and Associated Loss of Seagrass Resources in Brevard County, Florida

USGS researchers are working with partners to assess the health and foraging behavior of Florida manatees in the northern Indian River Lagoon and Banana River, areas that have experienced declining seagrasses due to an extended phytoplankton bloom. 

Date published: March 28, 2019
Status: Active

Sea Level and Storm Hazards: Past and Present

Sea level and Storm Hazards: Past and Present is a multidisciplinary study of past changes in sea level. Prehistoric shorelines can be used as a baseline for current and future sea level changes under warmer-than-present climate. Emphasis is placed on looking at sea levels during warm periods of the last 500,000 years as well as how base level changes increase the risk of coastal inundation...

Date published: March 26, 2019
Status: Active

Defining Native Ranges of U.S. Inland Fishes

Understanding the native versus non-native range of a species can provide useful information about dispersal, population distribution patterns, and human mediated movement across hydrologic barriers. The USGS Nonindigenous Aquatic Species (NAS) Program is working with partners to define native ranges of inland fishes in the United States to help identify which species should be included in the...

Date published: March 26, 2019
Status: Active

Population Ecology of Florida Manatees

USGS is working with partners to understand how the federally protected Florida manatee population changes over time and responds to threats.

Date published: March 25, 2019
Status: Active

Reconstructing Ocean Circulation & Hydroclimate in the Subtropical Atlantic

Changes in rainfall patterns as a result of anthropogenic climate change are already having large ecological and socioeconomic impacts across the globe. Increases in flood damage, wildfire damage, and agricultural losses can all be attributed to anomalous rainfall events and prolonged droughts across the United States in recent years. Additionally, Atlantic Ocean circulation, which has a large...

Date published: March 7, 2019
Status: Active

Macrofossil and Sediment Processing Laboratory

In the Macrofossil and sediment processing lab we analyze the physical, biological, and geochemical characteristics of peat and sediment samples collected from lake, wetland, and peat cores as proxies for past changes to these depositional environments on timescales of decades to millennia. We primarily study terrestrial wetland ecosystems from subtropical to arctic regions in order to...

Date published: March 5, 2019
Status: Active

Quantitative Framework to Model Risk of Collisions between Marine Wildlife and Boats

Collisons between wildlife and vehicles threaten many species, and can lead to human loss of life, injuries, and loss of property. USGS is developing models to help evaluate the effectiveness of wildlife protection zones and optimize the design of these protected areas. 

Date published: March 5, 2019
Status: Active

The Nonindigenous Aquatic Species Flood and Storm Tracker (FaST)

Storm-related flooding can lead to the potential spread of nonindigenous (or non-native) aquatic species into waterways they have not been seen in before. The USGS Nonindigenous Aquatic Species program has developed an innovative mapping tool to help natural resource managers with post-storm nonindigenous aquatic species detection and assessment efforts. 

Date published: March 4, 2019
Status: Active

Natural Resource Damage and Assessment (NRDA) Program Monitoring and Adaptive Management

State and Federal agencies are working together to assess the damage caused by the Deepwater Horizon oil spill and to determine appropriate restoration actions to restore natural resources, ecological services, and recreational services injured or lost due to the incident. 

Date published: March 1, 2019
Status: Active

Climate Change Adaptation for Coastal National Wildlife Refuges

National Wildlife Refuges provide habitat for important fish and wildlife species and services that benefit coastal communities, like storm-surge protection. USGS scientists are helping coastal refuges plan for and adapt to sea-level rise. 

Filter Total Items: 69
Date published: May 17, 2017

Groundwater Watch - Below Normal Groundwater Levels (GA/NC/SC)

The U.S. Geological Survey has a database/archive of about 850,000 wells across the Nation. A well with below normal groundwater levels is identified when the most recent water-level measurement is in the 24th percentile or lower in the month of measurement over the period of record for the well.

>> ...

Date published: May 12, 2017

GroundWater Watch - View groundwater data using maps, graphs, and tables.

WaterWatch is a U.S. Geological Survey Web site that displays maps, graphs, and tables describing real-time, recent, and past streamflow conditions for the United States. The real-time information generally is updated on an hourly basis.

Real time streamflow: Georgia || North Carolina || South Carolina || United States
Other WaterWatch streamflow data 

Date published: May 3, 2017

Real-Time Precipitation Network Mapper

Real-time precipitation data is available in our map-driven application for Georgia and North Carolina. You can use a map to select a precipitation-monitoring site and view precipitation amounts for the previous hours and days. A data table shows precipitation at all sites within the state.

Go to the mapper:  Georgia  ||  ...

Date published: May 2, 2017

Rainfall data, maps and resources for Georgia, North and South Carolina

Precipitation data and related rainfall information, for the South Atlantic Water Science Center geographical region (Georgia, North Carolina, South Carolina).

Date published: April 5, 2017

Shift Adjusted Ratings for Georgia, North and South Carolina Stream Gages

Use the URL below to view the shift-adjusted rating table for any USGS site. Stage-discharge relationships (ratings) are primarily developed from a graphical analysis of multiple streamflow measurements. 

Replace the ♦♦♦♦♦♦♦♦ with a USGS site number.

Date published: January 30, 2017

Field Guide to the Nonindigenous Marine Fishes of Florida

The purpose of this field guide is to provide information on nonindigenous (i.e., non-native) fishes that have been observed in Florida’s marine waters.

Date published: January 3, 2017

Flood Inundation Mapping

USGS Flood Inundation Maps, along with Internet information regarding current stage from the USGS streamgage, provide emergency management personnel and residents with information that is critical for flood-response activities, such as evacuations and road closures, as well as for post-flood recovery efforts.

Date published: January 1, 2017

Data used for assessing relationships between fish assemblages and acid-base chemistry in streams of the Great Smoky Mountains National Park, 1993-2014

Fish community richness, density, and biomass for entire communities, Brook Trout, Rainbow Trout, and minnows, including site characteristics, and water chemistry (acid neutralizing capacity, pH, nitrate, sulfate, ammonia, calcium, and total aluminum) collected at least once and as many as 13 times at each of 52 stream sites during the same years that fish were inve

Date published: December 16, 2016

North Carolina Monthly Summary Hydrologic Conditions Reports

Monthly summaries are reported for precipitation, streamflow, and groundwater levels for representative sites in a number of regions in North Carolina. Reports are available back to October 2013.

• Go to the Month End Conditions Report Archive

Date published: November 29, 2016

Tennessee Current Water Conditions

See Current Water Conditions for Tennessee using our new interactive map. Here you can find information on Groundwater, Surface Water and Water Quality.

Filter Total Items: 39
Water use, by county, in Alabama, 2005
September 28, 2005

Water is one of the most important of Alabama's natural resources. Water is not only a vital component of human existence, it is critical to the overall quality of life. In order to protect and preserve this resource for future generations, we must have a baseline of information to make decisions. 

Total withdrawals in million gallons per day by watershed
January 1, 2005

Water is one of the most important of Alabama's natural resources. Water is not only a vital component of human existence, it is critical to the overall quality of life. In order to protect and preserve this resource for future generations, we must have a baseline of information to make decisions. 

NAWQA-map
September 19, 1996

The goals of the NAWQA program are being achieved through ongoing or planned investigations of 59 of the Nation's most important river and aquifer systems, which are referred to as study units. These study units were selected to represent the diverse geography, water resources, and land and water uses of the Nation. The Mobile River Basin is one such study unit, designed to supplement water.

Filter Total Items: 5,167
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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

Small mammal responses to wetland restoration in the Greater Everglades ecosystem

Wetlands have experienced dramatic losses in extent around the world, disrupting ecosystem function, habitat, and biodiversity. In Florida’s Greater Everglades, a massive restoration effort costing billions of dollars and spanning multiple decades is underway. As Everglades restoration is implemented in incremental projects, scientists and...

Romanach, Stephanie; D'Acunto, Laura; Chapman, Julia; Hanson, Matthew R

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Year Published: 2020

A comparison of plant communities in restored, old field, and remnant coastal prairies

Temperate grasslands are experiencing worldwide declines due to habitat conversion. Grassland restoration efforts are employed to compensate for these losses. However, there is a need to better understand the ecological effects of grassland restoration and management practices. We investigated the effects of three different grassland management...

Feher, Laura; Allain, Larry; Osland, Michael; Pigott, Elisabeth; Reid, Christopher; Latiolais, Nicholas

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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

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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Year Published: 2020

Detecting cover crop end-of-season using VENµS and sentinel-2 satellite imagery

Cover crops are planted during the off-season to protect the soil and improve watershed management. The ability to map cover crop termination dates over agricultural landscapes is essential for quantifying conservation practice implementation, and enabling estimation of biomass accumulation during the active cover period. Remote sensing detection...

Gao, Feng; Anderson, Martha; Hively, W. Dean

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Year Published: 2020

Evaluation of the U.S. Geological Survey streamgage network in South Carolina, 2017

The U.S. Geological Survey (USGS) has been monitoring streamflow in South Carolina since the late 1800s. From the beginning, the USGS streamgage network in South Carolina has been dynamic, with streamgages being added or removed depending on their purpose and the availability of funding from Federal, State, and local partners. Streamflow...

Feaster, Toby D.; Kolb, Katharine R.
Feaster, T.D., and Kolb, K.R., 2020, Evaluation of the U.S. Geological Survey streamgage network in South Carolina, 2017: U.S. Geological Survey Open-File Report 2020–1104, 15 p., https://doi.org/10.3133/ofr20201104.

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Year Published: 2020

Double exposure and dynamic vulnerability: Assessing economic well-being, ecological change and the development of the oil and gas industry in coastal Louisiana

The oil and gas industry has been a powerful driver of economic change in coastal Louisiana for the latter half of the 20th century and into the 21st. Yet, the overall impact of the industry on the economic well-being of host communities is varied, both spatially and temporally. While the majority of Louisiana’s oil and gas production now occurs...

Hemmerling, Scott; Carruthers, Tim J.B.; Hijuelos, Ann; Bienn, Harris C.

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Year Published: 2020

Predicting multi-species foraging hotspots for marine turtles in the Gulf of Mexico

Quantifying the distribution of animals and identifying underlying characteristics that define suitable habitat are essential for effective conservation of free-ranging species. Prioritizing areas for conservation is important in managing a geographic extent that has a high level of disturbance and limited conservation resources. We examined the...

Fujisaki, Ikuko; Hart, Kristen; Bucklin, David N.; Iverson, Autumn R.; Rubio, Cynthia; Lamont, Margaret; Miron, Raul de Jesus G.D.; Burchfield, Patrick M.; Pena, Jaime; Shaver, Donna J.

Filter Total Items: 498
Stream gaging in Puerto Rico after Tropical Storm Karen: Crest Stage Gage
September 25, 2019

Stream gaging in PR after Tropical Storm Karen: Crest Stage Gage

Stream gaging in Puerto Rico after Tropical Storm Karen: Crest Stage Gage – The distance of a cork line from a known gage height is measured September 25. The cork line was left on a crest stage gage after a high flow event.

person in tunnel
September 13, 2019

Jim Smith Inside Lucchetti Dam in Puerto Rico

Jim Smith working on cabling inside of Lucchetti dam in Puerto Rico, assisting the Puerto Rico Strong Motion Program with Hurricane Maria recovery efforts. 

Sean Egen, hydrologic technician, installs a storm tide sensor at River Dunes Marina in Pamlico County, NC
September 6, 2019

Storm Tide Sensor Installation, Pamlico County, NC

Sean Egen, hydrologic technician, installs a storm tide sensor
at River Dunes Marina in Pamlico County, NC

Florida waterfront with storm-tide sensor attached to piling
August 30, 2019

Scientists track Hurricane Dorian effects on Low Country Coast

A storm-tide sensor deployed on Florida's Indian River Lagoon, at Indian River Drive in St. Lucie County, on Aug. 30, 2019 in preparation for Hurricane Dorian. NOTE: Though the story is about the Carolinas, the photo is from Florida. No photos of the Carolinas deployment were available at the time this story was published.

An invasive Cuban treefrog in New Orleans, LA.
August 23, 2019

Outstanding in the Field (Ep 4): Amphibian Surveys – Call of the Frog

The USGS Ecosystems Mission Area brings you Outstanding in the Field, a series of stories about our science, our adventures, and our efforts to better understand our fish and wildlife and the ecosystems that support them. In this episode we describe the USGS’s efforts to track frog populations in the southeast United States. 
 

Lassiter Swamp, North Carolina
August 14, 2019

Lassiter Swamp at Merchants Millpond State Park, NC

Tree-ring analyses from Lassiter Swamp, located along a tributary of the Chowan River, indicate that cypress trees have occupied the site for at least 500 years. To extend the record even farther back in time, scientists from USGS, Duke University and East Carolina University are working together with students at C.S. Brown High School STEM in Winton, NC to study sediment

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Color photo of Land Change interactive display at USGS EROS
August 2, 2019

Determining Land Change Display with Viewers

Viewers look through several years of change in an interactive display at the USGS Earth Resources Observation and Science Center.

Congressman Charlie Crist visits the St. Petersburg Coastal and Marine Science Center
May 6, 2019

Congressman Charlie Crist visits the SPCMSC

On May 6, 2019, Congressman Charlie Crist (13th district, FL) and Operations and Outreach Director Mr. Kendrick Lewis will visit the St. Petersburg Coastal and Marine Science Center (SPCMSC). Congressman Crist requested this visit because he is interested to learn more about the Center and to discuss needs/priorities that we may have. (First row, left to right:

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Photo of the eastern berm of Jim Foot Key. An arrow points to a growing breach in the berm after Hurricane Irma.
April 30, 2019

Breach in Eastern Berm of Jim Foot Key, Florida

In Photo: Eastern berm of Jim Foot Key, April 2019.  This photo taken from Florida Bay, looking in toward the center of the island (now covered in water).  The arrow points toward a breach in the berm, first noted in 2014, but the cut has deepened significantly after Hurricane Irma, and the island interior appears to be permanently tidal.  Loss of the berm structure is

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Interior mudflat on Jim Foot Key covered with saline water. Dead mangrove stumps and underwater grasses can be seen.
April 27, 2019

Interior Mudflat on Jim Foot Key, Florida

In Photo: Interior mudflat on Jim Foot Key covered with saline water, April 2019.  Stumps of dead mangroves (reportedly damaged by Hurricane Donna in 1960 (Craighead, 1962)) are visible projecting from the water.  Shadowed areas below the water are underwater grasses typically found in Florida Bay, now growing inside the island, indicating the mudflat is converting to an 

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Filter Total Items: 394
USGS intern Stephanie Pena fills sample bottle with Lake Okeechobee water
October 18, 2018

USGS study of Lake Okeechobee algae gives new insight on South Florida coastal blooms

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

To learn more about USGS’ role providing science to decision makers before, during and after Hurricane Michael, visit the USGS Hurricane Michael page at https://usgs.gov/hurricane-michael.

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

One-fourth of Florida Panhandle beachfront could be inundated by large storm waves, experts predict

To learn more about USGS’ role providing science to decision makers before, during and after Hurricane Michael, visit the USGS Hurricane Michael page at https://usgs.gov/hurricane-michael

 

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

To learn more about USGS’ role providing science to decision makers before, during and after #Florence, visit the #USGS Hurricane Florence page at https://www.usgs.gov/florence

Photograph of a sonobuoy launch
September 20, 2018

Data acquired by the U.S. Geological Survey on the U.S. Atlantic Margin in August 2018 reveal new information about the distribution of gas hydrates in the sector stretching from the upper continental slope to deep water areas offshore New Jersey to North Carolina.

Hurricane Isaac carousel image
September 11, 2018

Hurricane response crews from the U.S. Geological Survey are installing storm-tide sensors at key locations in Puerto Rico from Cabo Rojo to Naguabo in advance of Hurricane Isaac. Under a mission assignment from the Federal Emergency Management Agency, the USGS plans to deploy about 20 sensors along the island’s coast

This USGS storm-tide sensor was installed Sept. 9 in Dare County, North Carolina, in preparation for Hurricane Florence.
September 10, 2018

To learn more about USGS’ role providing science to decision makers before, during and after Hurricane Florence, visit the USGS Hurricane Florence page at https://www.usgs.gov/florence.

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