3,471 datasets found
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Federal
World Ocean Atlas 2023
National Oceanic and Atmospheric Administration, Department of Commerce —
World Ocean Atlas 2023 (WOA23) is a set of objectively analyzed (one degree grid and quarter degree grid) climatological fields of in situ temperature, salinity,... -
Federal
EPA Long-Term Monitoring of Acidified Surface Waters
U.S. Environmental Protection Agency —
This dataset compiled surface water chemistry data from 1980 to 2024. Data were collected in four regions in the eastern United States (Virginia streams, New York... -
Federal
Safe Drinking Water Information System (SDWIS) Federal Reports Advanced Search Tool
U.S. Environmental Protection Agency —
A database where EPA has compiled data on public drinking water systems and whether they have certain drinking water violations. This data is collected by the states... -
Federal
World Ocean Atlas 2018
National Oceanic and Atmospheric Administration, Department of Commerce —
World Ocean Atlas 2018 (WOA18) is a set of objectively analyzed (one degree grid and quarter degree grid) climatological fields of in situ temperature, salinity,... -
Federal
Datasets managed by the NSF Arctic Data Center and archived at the NOAA National Centers for Environmental Information
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Science Foundation (NSF) Arctic Data Center (ADC) preserves and provides access to multi-disciplinary NSF-funded global cryosphere-land-ocean-atmosphere... -
Federal
Hui O Ka Wai Ola Water Quality Data
National Oceanic and Atmospheric Administration, Department of Commerce —
The goal of the Hui O Ka Wai Ola (Association Of The Living Waters) citizen-science based water quality program is to increase the capacity for monitoring water... -
Federal
Assessing PM2.5 Model Performance for the Conterminous U.S. with Comparison to Model Performance Statistics from 2007-2015
U.S. Environmental Protection Agency —
Dataset includes links to CMAQ codes, evaluation of model predictions against network data, and additional supporting information. This dataset is associated with the... -
Federal
CalHABMAP - HABs Morro Bay Front Bay data
National Oceanic and Atmospheric Administration, Department of Commerce —
The California Harmful Algal Bloom Monitoring and Alert Program (CalHABMAP) collects weekly phytoplankton and water quality data at eight piers along the Central and... -
Federal
Data to support a Groundwater Nitrate Decision Support Tool for Wisconsin
Department of the Interior —
A Groundwater Nitrate Decision Support Tool (GW-NDST) for wells in Wisconsin was developed to assist resource managers with assessing how legacy and possible future... -
Federal
Continuous monitoring and discrete water-quality data from groundwater wells in the Edwards aquifer, Texas, 2014–15
Department of the Interior —
In cooperation with the San Antonio Water System, continuous and discrete water-quality data were collected from groundwater wells completed in the Edwards aquifer,... -
Federal
San Francisco Bay Area Network Water Quality Data for Three Projects from 2003-2024 as of 2025-01-27
Department of the Interior —
This data package was created 2025-01-27 13:30:01 by NPSTORET and includes selected project, location, and result data. Data contained in the San Francisco Bay Area... -
Federal
Water Quality data CP
U.S. Environmental Protection Agency —
The Water Quality Dataset contains field and laboratory data that were collected at a field-scale permeable reactive barrier. Environmental samples were collected... -
Federal
CMAQ data used in Gaston et al. 2024 (https://doi.org/10.5194/acp-24-8049-2024)
U.S. Environmental Protection Agency —
This Dataset includes 2002-2011 daily average air quality concentrations of multiple species (fine and coarse mode aerosol sulfate, nitrate, calcium, potassium, and... -
Federal
Soil Health Dataset from Kansas Farms 2023-2024
U.S. Environmental Protection Agency —
A workbook of all the soils data collected near Holton, Kansas, in agricultural fields. Laboratory analysis of soil properties was completed by Ward Labs in Kearny... -
Federal
CMAQ v5.5 Annual 2023 Gridded Predictions Across the US and Canada (v1.0)
U.S. Environmental Protection Agency —
CMAQ v5.5 Annual 2023 Gridded Predictions Across the US and Canada Data contact: Havala Pye, ORCID: 0000-0002-2014-2140 This dataset provides daily predictions of... -
Federal
Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for fresh surface water withdrawal (gwava-s_swus)
Department of the Interior —
This data set represents the amount of fresh surface water withdrawal for irrigation, in megaliters per day, in the conterminous United States. The data set was used... -
Federal
Nutrient and water chemistry data of Nu'uuli Pala Lagoon and Backreef in American Samoa from samples collected along a water quality gradient between 2024-11-08 to 2024-11-20
National Oceanic and Atmospheric Administration, Department of Commerce —
The data described here are from water samples collected during NOAA Pacific Islands Fisheries Science Center (PIFSC), Ecosystem Sciences Division (ESD) led fly-in... -
Federal
Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in U.S. ground water used for drinking (simulation depth 50 meters) -- Model output data set (gwava-dw_out)
Department of the Interior —
This data set represents predicted nitrate concentration in ground water used for drinking, in milligrams per liter, in the conterminous United States, and was... -
Federal
Data for Machine Learning Predictions of Nitrate in Shallow Groundwater in the Conterminous United States
Department of the Interior —
An extreme gradient boosting (XGB) machine learning model was developed to predict the distribution of nitrate in shallow groundwater across the conterminous United... -
Federal
Nitrogen-Sparging Assisted Anoxic Biological Drinking Water Treatment System
U.S. Environmental Protection Agency —
data comparing denitrification reactors operated in the lab. This dataset is associated with the following publication: Keithley, A., P. Woodruff, D. Williams, N....
3,471 datasets found