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Federal
Metadata: Wet nitrogen (N) deposition to urban Latin America: filling in the gaps with GEOS-Chem
U.S. Environmental Protection Agency —
The data include model outputs from the GEOS-Chem model and observational datasets. This dataset is not publicly accessible because: The data were not generated by... -
Federal
EnviroAtlas - Atmospheric Nitrogen and Sulfur Deposition by 12-digit HUC for the Conterminous United States (2017)
U.S. Environmental Protection Agency —
This EnviroAtlas dataset includes annual nitrogen and sulfur deposition within each 12-digit HUC subwatershed for the year 2017. Values are provided for total... -
Federal
Data for New Aerosol Dry Deposition Model
U.S. Environmental Protection Agency —
Fig1-needleleaf forest.txt contains all the observation data with each reference given for figure 1. The deposition velocity vd and diameter dp are shown in ordered... -
Federal
Fort Irwin Test Well and Monitor Well Installation Report
U.S. Environmental Protection Agency —
The National Training Center (NTC) at US Army Fort Irwin, CA (Fort Irwin) has a stormwater collection system located near the Sleepy Hollow housing area that includes... -
Federal
Chesapeake Bay Nitrogen Trend Predictor Dataset
U.S. Environmental Protection Agency —
Please review Zhang et al. (2021) for details on study design and datasets (https://doi.org/10.1016/j.watres.2022.118443). In summary, predictor and response variable... -
Federal
Long-term trends in reactive N deposition in the U.S.
U.S. Environmental Protection Agency —
Data presented in this manuscript are publicly available per the links provided. These include the US EPA National Emissions Inventory, US EPA Clean Air Status and... -
Federal
CMAQ model data provided by EPA/ORD researchers for Kioutsioukis et al. (2025) paper.
U.S. Environmental Protection Agency —
This dataset contains the EPA-generated CMAQ model data contributed to support the externally-led analysis in the manuscript "Operational, Diagnostic and... -
Federal
Datasets for manuscript: The impact of legacy nutrient loading from lake sediments on cyanobacteria bloom severity
U.S. Environmental Protection Agency —
The GitHub site contains the code and data to run two methods as shown in the manuscript. The first quantifies external load, internal load, and source attributed... -
Federal
EPA Data Contributed to Khan et al. (2025) manuscript "Ozone dry deposition through plant stomata: Multi-model comparison with flux observations and the role of water stress as part of AQMEII4 Activity 2"
U.S. Environmental Protection Agency —
This dataset contains the EPA-generated M3Dry, M3Dry-psn, and STAGE single point model data contributed to support the externally-led analysis in the manuscript... -
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
CMAQv5.5 CRACMM2 Predictions for Select Locations during 2023 in the U.S.: Atlanta (v1)
U.S. Environmental Protection Agency —
2023 CMAQ Simulation output for South DeKalb - CMAQ simulations performed by Havala Pye ORD/CEMM/AESMD - simulation labels: cmaq55plus (base) and cmaq55plus_nofire... -
Federal
CMAQ STAGE 2016 hourly gridded NH3 mixing ratios provided by EPA/ORD researchers for Makar et al. (2025) paper.
U.S. Environmental Protection Agency —
This dataset contains the CMAQ STAGE hourly gridded NH3 model data provided by EPA/ORD researchers for the Makar et al. (2025) paper. The gridded data is provided in... -
Federal
Data for AQMEII-4 Activity 2 Technical Note - version 1
U.S. Environmental Protection Agency —
The data set consists of measurements obtained during ozone flux studies. This dataset is not publicly accessible because: The data is not publicly available and is... -
Federal
Duke Forest Ammonia Flux Dataset_Forest_Grass_2017
U.S. Environmental Protection Agency —
This dataset includes measurements of ammonia air surface exchange in two adjacent ecosystems measured by open-path quantum cascade laser using the eddy covariance... -
Federal
Clean Air Status and Trends Network (CASTNET): Visibility
U.S. Environmental Protection Agency —
Nephelometer data (conforms to IMPROVE network standards) from October 1993 to June 2002. This table is no longer updated. -
Federal
Steubenville, OH phosphorus in event wet-only precipitation data from October 15, 2002 - March 7, 2008.
U.S. Environmental Protection Agency —
Steubenville, OH Phosphorous in event wet-only precipitation data from October 15, 2002 - March 7, 2008. This dataset is associated with the following publication:... -
Federal
Data for Nitrogen and Sulfur Deposition US 2002-2017
U.S. Environmental Protection Agency —
This dataset is associated with the following publication: Benish, S. E., Bash, J. O., Foley, K. M., Appel, K. W., Hogrefe, C., Gilliam, R., and Pouliot, G.: Long-... -
Federal
EPIC Forest LAI Dataset: LAI estimates generated from the USDA Environmental Policy Impact Climate (EPIC) model (a widely used, field-scale, biogeochemical model) on four forest complexes spanning three physiographic provinces in VA and NC.
U.S. Environmental Protection Agency —
This data depicts calculated and validated LAI estimates generated from the USDA Environmental Policy Impact Climate (EPIC) model (a widely used, field-scale,... -
Federal
Small Footprint Solar/Wind-powered CASTNET System Dataset
U.S. Environmental Protection Agency —
In this Research Effort “Small Footprint Solar/Wind-Powered CASTNET System” there are two data sets. One data set contains atmospheric concentration measurements, at... -
Federal
Data for Cleaner air reveals growing influence of climate on dissolved organic carbon trends
U.S. Environmental Protection Agency —
Surface water browning, the result of increasing concentrations of dissolved organic matter (DOM), has been widespread in northern ecosystems in recent decades. Here,...