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Federal
EPA Long-Term Monitoring of Acidified Surface Waters 24 recent views
U.S. Environmental Protection Agency —
This dataset compiles surface water chemistry data from 1980 to 2020 and will be updated annually with an approximate lag time of one year. Data are collected in four... -
Federal
Gulf Coast Network 1976-2023 Water Quality Data from Ten Park Projects as of 2024-03-06 12 recent views
Department of the Interior —
This data package was created 2024-03-12 17:12:17 by NPSTORET and includes selected project, location, and result data. Data contained in the Gulf Coast Network... -
Federal
Greater Yellowstone Network 2014-2022 Water Quality Data from the BICAWQ01, GRTEWQ01, and YELLWQ01 Projects as of 2023-11-02 12 recent views
Department of the Interior —
This data package was created 2024-03-11 15:26:26 by NPSTORET and includes selected project, location, and result data. Data contained in the Greater Yellowstone... -
Federal
Shenandoah National Park 1979-2022 Water Quality Data from Seven Projects as of 2024-01-26
Department of the Interior —
This data package was created 2024-03-12 09:56:45 by NPSTORET and includes selected project, location, and result data. Data contained in the Shenandoah National Park... -
Federal
Cumberland Piedmont Network 2002-2023 Water Quality Data from Fourteen Park Projects as of 2023-09-27
Department of the Interior —
This data package was created 2024-04-01 10:14:02 by NPSTORET and includes selected project, location, and result data. Data contained in Cumberland Piedmonet Network... -
Federal
Data for Temperature-dependent composition of summertime PM2.5 in observations and model predictions across the Eastern U.S
U.S. Environmental Protection Agency —
Total fine particle mass (pm25), organic carbon fine particle mass (oc), sulfate fine particle mass (so4), and sulfur dioxide gas (so2) observed EPA AQS sites (ob)... -
Federal
Water-quality and streamflow datasets used in Weighted Regressions on Time, Discharge, and Season (WRTDS) models to determine trends in the Nation’s rivers and streams, 1972-2017 (input data)
Department of the Interior —
In 1991, the U.S. Geological Survey (USGS) began a study of more than 50 major river basins across the Nation as part of the National Water-Quality Assessment (NAWQA)... -
Federal
D03 Optics Buoy Sensor
National Oceanic and Atmospheric Administration, Department of Commerce —
Ocean observation data from the Northeastern Regional Association of Coastal & Ocean Observing Systems (NERACOOS). The NERACOOS region includes the northeast... -
Federal
Water-quality trends for rivers and streams in the Delaware River Basin using Weighted Regressions on Time, Discharge, and Season (WRTDS) models, Seasonal Kendall Trend (SKT) tests, and multisource data, Water Year 1978-2018 (output data)
Department of the Interior —
The datasets provided here are the output from the Seasonal Kendall Trend (SKT) test and Weighted Regressions on Time, Discharge, and Season (WRTDS) model that... -
Federal
Water-quality and streamflow datasets used in Weighted Regressions on Time, Discharge, and Season (WRTDS) models to determine trends in the Nation’s rivers and streams, 1972-2017 (output data)
Department of the Interior —
In 1991, the U.S. Geological Survey (USGS) began a study of more than 50 major river basins across the Nation as part of the National Water-Quality Assessment (NAWQA)... -
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
Human-health impacts of controlling secondary air pollution precursors
U.S. Environmental Protection Agency —
Dataset includes CMAQv5.3.1 code used for emission reduction simulations and output from CMAQ for each pollutant at the county level. -
Federal
Ion Exchange Column Model, Inorganic Anions Dataset (Sep 2022)
U.S. Environmental Protection Agency —
An ion exchange column model was developed and validated for inorganic ions to understand potential unintended consequences during PFAS treatment. This dataset is... -
Federal
Species sulfur sulfate raw data
U.S. Environmental Protection Agency —
Measurements of water sulfate concentrations at the beginning and end of the exposures of the animals, initial δ(34S/32S) ratios in the animals at the beginning and... -
Federal
STEWARDS - A data delivery application for the USDA/ARS Conservation Effects Assessment Project
Department of Agriculture —
A data delivery application that provides web-based access to of soil, water, climate, land management, and geospatial data produced by Conservation Effects... -
Federal
Dataset for examining the impact of dimethyl sulfide emissions on atmospheric sulfate over the continental U.S.
U.S. Environmental Protection Agency —
CMAQ results without and with DMS emissions. This dataset is associated with the following publication: Sarwar, G., D. Kang, B. Henderson, C. Hogrefe, K. Appel, and... -
Federal
Input Files and WRTDS Model Output for the two major tributaries of Lake Koocanusa: Water Quality
Department of the Interior —
Canadian discrete water quality data and daily streamflow records were evaluated using the Weighted Regression on Time, Discharge, and Seasons (WRTDS) model... -
Federal
Input Files and WRTDS Model Output for the two major tributaries of Lake Koocanusa: Mass Removal
Department of the Interior —
Canadian discrete water quality data and daily streamflow records were evaluated using the Weighted Regression on Time, Discharge, and Seasons (WRTDS) model... -
Federal
Data collected by R/V Gyre in the Gulf of Mexico to support the Stability and Change in the Gulf of Mexico Chemosynthetic Communities Program, 1996 - 2002 (NCEI Accession 0000788)
National Oceanic and Atmospheric Administration, Department of Commerce —
A multidisciplinary team of marine scientists has completed a program entitled Stability and Change in Gulf of Mexico Chemosynthetic Communities. The program was... -
Federal
Attributes for NHDPlus Version 2.1 Catchments and Modified Routing of Upstream Watersheds for the Conterminous United States: National Atmospheric Deposition Program (NADP) National Trends Network (NTN) 1985-2014
Department of the Interior —
This data set represents National Atmospheric Deposition Program (NADP) National Trends Network average of annual precipitation-weighted mean atmospheric deposition...