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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... -
State
MD iMAP: Maryland Soils - Chesapeake Bay Silty Sand
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This is a data table - in comma-delimited - ASCII format - which contains... -
Federal
Mercury levels in Gambusia in the Florida Everglades, 1995-2014
U.S. Environmental Protection Agency —
Mercury concentrations in various environmental media, as well as water quality characteristics, from survey samples taken in the Florida Everglades. Portions of this... -
State
MD iMAP: Maryland Soils - Chesapeake Bay Clay
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This is a data table - in comma-delimited - ASCII format - which contains... -
State
Interagency Ecological Program: Discrete water quality monitoring in the Sacramento-San Joaquin Bay-Delta, collected by the Environmental Monitoring Program, 2000-2018.
State of California —
The Interagency Ecological Program’s (IEP) Environmental Monitoring Program (EMP) has historically monitored discrete water quality and nutrients in the San Francisco... -
Federal
WSON_Coweeta_Chen et al_2017
U.S. Environmental Protection Agency —
Datasets describing bulk and speciated water soluble organic nitrogen and carbon species in 24 hour high volume PM samples. This dataset is associated with the... -
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
Soot, organics, and ultrafine ash from air- and oxy-fired coal combustion
U.S. Environmental Protection Agency —
Pulverized bituminous coal was burned in a 10W externally heated entrained flow furnace under air-combustion and three oxy-combustion inlet oxygen conditions (28, 32,... -
State
MD iMAP: Maryland Soils - Chesapeake Bay Clayey Sand
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This is a data table - in comma-delimited - ASCII format - which contains... -
Federal
SGS-LTER Earthwatch - Organic Matter in Abandoned Fields in eastern Colorado, USA 1994-1995
Department of Agriculture —
This data package was produced by researchers working on the Shortgrass Steppe Long Term Ecological Research (SGS-LTER) Project, administered at Colorado State... -
State
MD iMAP: Maryland Soils - Chesapeake Bay Sand
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This is a data table - in comma-delimited - ASCII format - which contains... -
State
MD iMAP: Maryland Soils - Chesapeake Bay Silty Clay
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This is a data table - in comma-delimited - ASCII format - which contains... -
Federal
Evaluation of Thermal Optical Analysis Using an Aqueous Binary Mixture
National Institute of Standards and Technology —
This dataset contains measurements of organic carbon, elemental carbon, and total carbon in atmospheric particulate matter with the thermal-optical carbon analyzer.... -
State
MD iMAP: Maryland Soils - Chesapeake Bay Sandy Silt
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This is a data table - in comma-delimited - ASCII format - which contains... -
State
MD iMAP: Maryland Soils - Chesapeake Bay Sand Silt Clay
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This is a data table - in comma-delimited - ASCII format - which contains... -
State
MD iMAP: Maryland Soils - Coastal Zone Bottom Classes
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Bottom classification polygons represent the general type of sediment on... -
Federal
The reduction of summer sulfate and switch from summer to winter PM2.5 concentration maxima in the U.S.
U.S. Environmental Protection Agency —
These four files each contain 24-hour PM2.5 concentrations collected between 2000-2015. This dataset is associated with the following publication: Chan, E., B. Gantt,... -
State
MD iMAP: Maryland Soils - Chesapeake Bay Silt
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This is a data table - in comma-delimited - ASCII format - which contains... -
State
MD iMAP: Maryland Soils - Chesapeake Bay Sandy Clay
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This is a data table - in comma-delimited - ASCII format - which contains... -
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...