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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
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
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
Fish River Watershed Wetland Nutrient Modeling Data
U.S. Environmental Protection Agency —
The data are: 1) compilation of field observed nutrient and hydrometeorological data for the Upper Fish River Watershed (UFRW); 2) wetland and GIS data downloaded... -
Federal
Datasets used in the manuscript titled "Nitrate radicals and biogenic volatile organic compounds: oxidation, mechanisms and organic aerosol"
U.S. Environmental Protection Agency —
This dataset documents that all of the data used in the manuscript "Nitrate radicals and biogenic volatile organic compounds: oxidation, mechanisms, and organic... -
Federal
Wildfire and Public Drinking Water Datasets
U.S. Environmental Protection Agency —
These datasets contain the public drinking water contaminant violation, concentration data, wildfire data, and other supplementary datasets used to assess the impact... -
Federal
Data used in Detailing atmospheric nitrate chemistry in the Northeastern US under a period of changes in emissions (v1)
U.S. Environmental Protection Agency —
The dataset contains links to publicly available CMAQ code, CMAQ-ready inputs, and other data used in Kim, H., Walters, W. W., Pye, H.O.T., Foley, K. M., and... -
Federal
Coupling the dual-isotope indicators of water and nitrate indicates legacy groundwater pollution
U.S. Environmental Protection Agency —
Shallow groundwater samples were collected since 2006 for routine analysis by ODEQ from 16 domestic wells (installation dating from the 1970s) and 23 ODEQ groundwater... -
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
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
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
Catchments and Variables Used for Random Forest Classification and Regression Groundwater and Surface Water Models for Nitrate Violation classes, Violation concentrations, or Percent of Systems in Violation for Public Drinking Water Supplies
U.S. Environmental Protection Agency —
- This research used public drinking water nitrate violations data from across the conterminous United States as response variables, and various predictor...
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Federal
Arsenic Safe Drinking Water Information System (SDWIS) Federal Reports Advanced Search Tool
U.S. Environmental Protection Agency —
This data includes information on Arsenic violations in the US, including time patterns and spatial patterns in Arsenic violations, and people served by systems in... -
Federal
Freshwater Salinization Syndrome limits management efforts to improve water quality
U.S. Environmental Protection Agency —
water chemistry collected across multiple streams in the Chesapeake Bay area. This dataset is not publicly accessible because: data maintained and owned by University... -
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
Data supporting Modeling the Oxygen Isotope Anomaly of Reactive Nitrogen in the Community Multiscale Air Quality (CMAQ) Model
U.S. Environmental Protection Agency —
The data contains CMAQ fortran model code and shell scripts used for configuration in the work of Walters et al. Links are provided to base (unmodified) CMAQ release... -
Federal
Stream nitrate concentrations and discharge, stream nitrate uptake, and results of stream network nitrate model to determine lateral nitrate load from land to stream in Oak Creek, Arizona, USA
U.S. Environmental Protection Agency —
Data package associated with Handler et al. (2024) "Nitrate loads from land to stream are balanced by in-stream nitrate uptake across season in a dryland stream". The... -
Federal
NRSA chemistry in sites <1000m2 with deposition as largest source Lassiter paper
U.S. Environmental Protection Agency —
Stream N and other water chemistry measurements originate from three national-scale, randomized, unequally weighted probability surveys of the U.S. EPA's National... -
Federal
Cost modeling data
U.S. Environmental Protection Agency —
The associated excel files hold the cost predictions for nitrate and perchlorate treatment based on a series of assumptions outlined in the paper. No experimental...