30 datasets found
-
Federal
Estimates of lake nitrogen, phosphorus, and chlorophyll-a concentrations to characterize harmful algal bloom risk across the United States
U.S. Environmental Protection Agency —
The objective of this research was to predict nutrient, chlorophyll-a, and associated harmful algal bloom, hypoxia, and eutrophication effects in US lakes. This... -
Federal
1987-2018 cyanobacteria and water quality data for 20 reservoirs
U.S. Environmental Protection Agency —
These data include cyanobacteria cell densities (including maximum cell densities observed for each year in each reservoir), annual summer (June-August)... -
Federal
Harmonization of sediment diatoms from hundreds of lakes in the northeastern United States
U.S. Environmental Protection Agency —
Sediment diatoms are widely used to track environmental histories of lakes and their watersheds, but merging datasets generated by different researchers for further... -
Federal
Environmental Monitoring and Assessment Program (EMAP)
U.S. Environmental Protection Agency —
The Environmental Monitoring and Assessment Program (EMAP) was a national research program run by EPA’s Office of Research and Development from 1990 to 2008 to... -
Federal
National Lakes Assessment 2017 Datafiles for Report “National Lakes Assessment 2017: The third collaborative survey of lakes in the United States"
U.S. Environmental Protection Agency —
The National Lakes Assessment (NLA) is a statistical survey of the condition of our nation's lakes, ponds, and reservoirs. It is designed to provide information on... -
Federal
National Lakes Assessment Data
U.S. Environmental Protection Agency —
The National Lakes Assessment (NLA) is a statistical survey of the condition of our nation's lakes, ponds, and reservoirs. It is designed to provide information on... -
Federal
Beach Advisory and Closing Online Notification (BEACON) system
U.S. Environmental Protection Agency —
Beach Advisory and Closing Online Notification system (BEACON) is a colletion of state and local data reported to EPA about beach closings and advisories. BEACON is... -
Federal
Global Surface Water Extent Paper
U.S. Environmental Protection Agency —
Global Surface Water Extent Paper. This dataset is not publicly accessible because: Data is the property of Texas A&M University Kingsville. It can be accessed... -
Federal
Estimating biotic integrity to capture existence value of freshwater ecosystems
U.S. Environmental Protection Agency —
Estimating the value of changes in water quality requires the definition of biophysical features that link changes in ecosystems to changes in social systems. Those... -
Federal
Data for satellites predict lakes at risk from cyanobacteria and microcystin toxins
U.S. Environmental Protection Agency —
Data for analysis for modeling probability of measuring microcystin toxin, cyanobacteria cell abundance, and chlorophyll a concentration in ~2,200 lakes based on... -
Federal
Greenhouse gas emissions from lakes and reservoirs. MS in review.
U.S. Environmental Protection Agency —
Reported carbon dioxide, methane, and nitrous emission rates from lakes and reservoirs across the globe. This dataset is associated with the following publication:... -
Federal
CONUS_extent
U.S. Environmental Protection Agency —
The dataset provided here contains the added pixel quality assurance (QA) flags that help ensure validity of satellite-derived water quality estimates in freshwater... -
Federal
National Lakes Assessment (NLA) 2007 Report: Archived Data
U.S. Environmental Protection Agency —
National Lakes Assessment 2007 Datafiles for Report “National Lakes Assessment: A Collaborative Survey of the Nation’s Lakes”: The National Lakes Assessment (NLA) is... -
Federal
Mobile Source Observation Database (MSOD)
U.S. Environmental Protection Agency —
The Mobile Source Observation Database (MSOD) is a relational database being developed by the Assessment and Standards Division (ASD) of the US Environmental... -
Federal
National Lakes Assessment 2012 Datafiles for Report “National Lakes Assessment 2012: A collaborative survey of lakes in the United States"
U.S. Environmental Protection Agency —
National Lakes Assessment 2012 Datafiles for Report “National Lakes Assessment 2012: A Collaborative Survey of lakes in the United States”: The National Lakes... -
Federal
Cyanobacteria Index (MERIS)
U.S. Environmental Protection Agency —
This dataset shows the concentration of cyanobacteria cells/ml in fresh water bodies and estuaries of the Ohio and Florida derived from 300x300 meter MEdium... -
Federal
2018_extent_CI_data
U.S. Environmental Protection Agency —
Full resolution (300m), weekly MERIS data were obtained over the contiguous United States for 2008 through 2011. Seven day composite images were created by retaining... -
Federal
NARS Lake and Stream Predictor Dataset, V1
U.S. Environmental Protection Agency —
This dataset allows the user to explore the potential impacts of various environmental and anthropogenic drivers on observed growing season total phosphorus... -
Federal
Lake and landscape dataset used for analyses in Natural and anthropogenic controls on lake water-level decline and evaporation-to-inflow ratio in the conterminous US study-Fergus Limnology and Oceanography 2022
U.S. Environmental Protection Agency —
Lake and landscape data were compiled from the US Environmental Protection Agency National Lakes Assessment 2007 and 2012 surveys and LakeCat geospatial dataset....
30 datasets found