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Federal
Regional Air Quality Data 143 recent views
U.S. Environmental Protection Agency —
This asset provides data on regional air quality, including trace level SO2, nitric acid, ozone, carbon monoxide, and NOy; and particulate sulfate, nitrate, and... -
Federal
Hourly Energy Emission Factors for Electricity Generation in the United States 13 recent views
Department of Energy —
Monthly average hourly CO2, NOx, and SO2 emission factors for each U.S. eGRID subregion. This project utilized GridViewTM, an electric grid dispatch software package,... -
Federal
RC4USCoast: A river chemistry dataset for regional ocean model application in the U.S. East, Gulf of Mexico, and West Coasts from 1950-01-01 to 2022-12-31 (NCEI Accession 0260455)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset, River Chemistry for the U.S. Coast (RC4USCoast), consists of historical records of river chemistry and discharge for 140 monitoring sites along the... -
Federal
Collection Congestion Mitigation and Air Quality (CMAQ)
Department of Transportation —
All 50 states and the District of Columbia submit annual reports of their CMAQ project obligations in March of every year. The FHWA uses these yearly submissions to...