Search datasets
-
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 lakes and streams, Maine and New...
Search relevance: 1.00 | Views last month: 22 | Catalog Last Checked: August 03, 2026 at 12:45 AM -
This data package was created 2025-07-09 06:47:55 by NPSTORET and includes selected project, location, and result data. Data contained in the Greater Yellowstone Network NPSTORET back-end file...
Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: August 01, 2026 at 04:10 AM -
The Alaska Geochemical Database Version 4.0 (AGDB4) contains geochemical data compilations in which each geologic material sample has one best value determination for each analyzed species,...
Search relevance: 1.00 | Views last month: 7 | Catalog Last Checked: August 01, 2026 at 06:11 AM -
The data set contains geochemical data for 1,524,014 rock, sediment, soil, and mineral samples collected by the U.S. Geological Survey within US state, territory or Economic Exclusive Zone (EEZ)...
Search relevance: 1.00 | Views last month: 7 | Catalog Last Checked: August 01, 2026 at 05:03 AM -
Changes in water corrosivity from 84 river sites were investigated using long-term (1962 – 2016) data sets. Corrosive waters, often having elevated chloride (Cl) concentrations, can lead to metal...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 05:12 AM -
A data delivery application that provides web-based access to of soil, water, climate, land management, and geospatial data produced by Conservation Effects Assessment Project (CEAP) watershed...
Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 04:57 AM -
This dataset includes CMAQ model code and a description/location of meteorological files. Portions of this dataset are inaccessible because: Non-EPA-owned by Alaska Department of Environmental...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 03, 2026 at 12:51 AM -
An ion exchange column model was developed and validated for inorganic ions to understand potential unintended consequences during PFAS treatment. This dataset is associated with the following...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 03, 2026 at 12:48 AM -
Nitrate and sulfate are two key components of airborne particulate matter (PM). While multiple formation mechanisms have been proposed for sulfate, current air quality models commonly...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 03, 2026 at 12:46 AM -
Dataset includes CMAQv5.3.1 code used for emission reduction simulations and output from CMAQ for each pollutant at the county level.
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 12:47 AM -
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 ozone and fine particle (PM2.5)...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 12:51 AM -
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) and predicted by the CMAQ-CRACMM...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 12:50 AM -
This data package was created 2024-10-17 17:35:42 by NPSTORET and includes selected project, location, and result data. Data are from an EPA sponsored study on the Effects of Acidification on...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 03:56 AM -
This data package was created 2024-10-17 13:01:06 by NPSTORET and includes selected project, location, and result data. Data contained in the Gulf Coast Network NPSTORET back-end file...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 03:56 AM -
This data set represents National Atmospheric Deposition Program (NADP) National Trends Network average of annual precipitation-weighted mean atmospheric deposition for seven select constituents...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 03:53 AM -
Several models were used to describe the partitioning of ammonia, water, and organic compounds between the gas and particle phases for conditions in the southeastern US during summer 2013....
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 12:42 AM -
This dataset includes soil logs, grain size analysis, pebble count, water quality measurements, water head and ground water levels, and topographic and bathymetric surveys, which were collected to...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 08:16 AM -
This data package was created 2025-01-14 13:47:36 by NPSTORET and includes selected project, location, and result data. Data were collected in response to recommendations in a Water Resources...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:03 AM -
This Dataset includes 2002-2011 daily average air quality concentrations of multiple species (fine and coarse mode aerosol sulfate, nitrate, calcium, potassium, and sodium; benzene; CO; H2O2; OH;...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 12:51 AM -
There is a growing demand for commodities (elements, compounds, minerals) used in today's advanced technologies. Critical minerals are usually found in ore deposits that are deemed vital to...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:34 AM
