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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
Gulf Coast Network 1976-2025 Water Quality Data from Ten Park Projects as of 2026-02-10
Department of the Interior —
This data package was created 2026-02-10 10:38:31 by NPSTORET and includes selected project, location, and result data. Data contained in the Gulf Coast Network... -
Federal
Great Smoky Mountains National Park 1993-2025 Parkwide Water Quality Survey Data from the GRSM_WQ Project as of 2026-03-04
Department of the Interior —
This data package was created 2026-03-04 09:06:10 by NPSTORET and includes selected project, location, and result data. Data contained in the Great Smoky Mountains... -
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
San Francisco Bay Area Network Water Quality Data for Three Projects from 2003-2025 as of 2026-02-17
Department of the Interior —
This data package was created 2026-02-25 10:44:08 by NPSTORET and includes selected project, location, and result data. Data contained in the San Francisco Bay Area... -
Federal
Alaska Geochemical Database Version 4.0 (AGDB4) including best value data compilations for rock, sediment, soil, mineral, and concentrate sample media
Department of the Interior —
The Alaska Geochemical Database Version 4.0 (AGDB4) contains geochemical data compilations in which each geologic material sample has one best value determination for... -
Federal
Great Smoky Mountains National Park 1991-2025 Noland Divide Water Quality Monitoring Data from the GRSM_ND Project as of 2026-03-04
Department of the Interior —
This data package was created 2026-03-04 09:45:35 by NPSTORET and includes selected project, location, and result data. Data contained in the Great Smoky Mountains... -
Federal
Shenandoah National Park 1979-2022 Water Quality Data from Seven Projects as of 2025-03-28
Department of the Interior —
This data package was created 2025-03-28 21:29:09 by NPSTORET and includes selected project, location, and result data. Data contained in the Shenandoah National Park... -
Federal
Great Smoky Mountains National Park 1991-2023 Noland Divide Water Quality Monitoring Data from the GRSM_ND Project as of 2024-05-10
Department of the Interior —
This data package was created 2024-10-17 16:33:32 by NPSTORET and includes selected project, location, and result data. Data contained in the Great Smoky Mountains... -
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
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
Miscellaneous 1996-1999 Data for Organic Compounds and Metals in Asan and Santa Rita Springs, Guam
Department of the Interior —
This data package was created 2025-12-03 07:52:46 by NPSTORET and includes selected project, location, and result data. Data are from the Guam Waterworks Authority... -
Federal
Appalachian Highlands Network Published Water Quality Data 2009 Through WY2024 from the APHN_WQ Project as of 2/19/2025
Department of the Interior —
This data package was created 2025-02-19 15:41:53 by NPSTORET and includes selected project, location, and result data. Data contained in the Appalachian Highlands... -
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
Data for "Updated in-cloud secondary aerosol production in the Northern Hemisphere predicted by the Community Multiscale Air Quality modeling system"
U.S. Environmental Protection Agency —
Data and CMAQ code associated with manuscript, "Updated in-cloud secondary aerosol production in the Northern Hemisphere predicted by the Community Multiscale Air... -
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...