Found 190 datasets matching filters.
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These data include cyanobacteria cell densities (including maximum cell densities observed for each year in each reservoir), annual summer (June-August) precipitation, nutrient concentrations, and...
Search relevance: 1.00 | Views last month: 50 | Published on: 2025-08-02 -
The objective of this research was to predict nutrient, chlorophyll-a, and associated harmful algal bloom, hypoxia, and eutrophication effects in US lakes. This research used nutrient and...
Search relevance: 1.00 | Views last month: 46 | Published on: 2025-08-02 -
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 develop the tools necessary to...
Search relevance: 1.00 | Views last month: 22 | Published on: 2025-07-31 -
The Department of Recreation and Parks' Facility and Park Information dataset provide information such as facilities and parks' addresses, contact phone numbers, websites, and mapping info by...
Search relevance: 1.00 | Views last month: 16 | Published on: 2025-08-02 -
Dataset: Predictions of Cyanobacteria and Microcystin in Lakes across the Conterminous United States
With increasing concerns about freshwater cyanobacteria blooms, there is a need to identify which waterbodies are at risk for developing these blooms, especially those that produce cyanotoxins. To...
Search relevance: 1.00 | Views last month: 14 | Published on: 2025-08-02 -
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 the public-facing query of the...
Search relevance: 1.00 | Views last month: 12 | Published on: 2025-07-31 -
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 the extent of lakes that support...
Search relevance: 1.00 | Views last month: 12 | Published on: 2025-08-02 -
Data for analysis for modeling probability of measuring microcystin toxin, cyanobacteria cell abundance, and chlorophyll a concentration in ~2,200 lakes based on cyanobacteria summer bloom...
Search relevance: 1.00 | Views last month: 11 | Published on: 2025-08-02 -
The U.S. Geological Survey Toxic Substances Hydrology Program at Cape Cod has been investigating the fate and transport of a treated-wastewater, groundwater contaminant plume. A portion of the...
Search relevance: 1.00 | Views last month: 10 | Published on: 2026-03-03 -
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 Resolution Imaging Spectrometer (MERIS)...
Search relevance: 1.00 | Views last month: 10 | Published on: 2025-08-02 -
A summary of the maximum bloom status that was documented by the DEC HABs Program in each waterbody in each year from 2012-2018. Continuing data available at...
Search relevance: 1.00 | Views last month: 9 | Published on: 2026-04-04 -
Sediment diatoms are widely used to track environmental histories of lakes and their watersheds, but merging datasets generated by different researchers for further large-scale studies is...
Search relevance: 1.00 | Views last month: 9 | Published on: 2025-08-02 -
Profiles of temperature, conductivity, salinity, dissolved oxygen, chlorophyll fluorescence, beam transmission, and surface and subsurface PAR collected monthly to twice monthly on Lake Washington...
Search relevance: 1.00 | Views last month: 7 | Published on: 2026-03-14 -
The U.S. Geological Survey (USGS) National Geospatial Program (NGP) and National Research Program (NRP) acquired hyperspectral image data from the Kootenai River near Bonners Ferry, ID. The image...
Search relevance: 1.00 | Views last month: 6 | Published on: 2026-03-03 -
<p>Lake temperature is an important environmental metric for understanding habitat suitability for many freshwater species and is especially useful when temperatures are predicted throughout the...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-03 -
The Mobile Source Observation Database (MSOD) is a relational database being developed by the Assessment and Standards Division (ASD) of the US Environmental Protection Agency Office of...
Search relevance: 1.00 | Views last month: 4 | Published on: 2025-08-02 -
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the Virgin Islands, Guam, American...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-18 -
This dataset includes active registrations for: * Non-commercial dock, boat house or dock with boat house of 2,500 sq. ft. or less * Floating recreational cabin of 1,500 sq. ft. or less * Boat...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-04-13 -
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 the extent of lakes that support...
Search relevance: 1.00 | Views last month: 4 | Published on: 2025-07-31 -
The U.S. Geological Survey's National Water-Use Information Program is responsible for compiling and disseminating the nation's water-use data. The USGS works in cooperation with local, State,...
Search relevance: 1.00 | Views last month: 4 | Published on: 2026-03-24
