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This asset provides data on regional air quality, including trace level SO2, nitric acid, ozone, carbon monoxide, and NOy; and particulate sulfate, nitrate, and ammonium from 1989 to present....
Search relevance: 171.22 | Views last month: 5 | Catalog Last Checked: September 10, 2026 at 07:10 PM -
Impacts of fire smoke plumes on regional air quality, 2006–2013 data. Shape files of smoke plumes that define the geographic extent of smoke are from the NOAA Hazard Mapping System (HMS), and O3,...
Search relevance: 149.59 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 06:56 PM -
NARSTO_PAC2001_GVRD_CAPMON_AIR_QUAL_DATA is the North American Research Strategy for Tropospheric Ozone (NARSTO) Pacific 2001 Air Quality Study (PAC2001) Greater Vancouver Regional District (GVRD)...
Search relevance: 139.10 | Views last month: 1 | Catalog Last Checked: November 11, 2026 at 12:01 AM -
This dataset contains the air quality model fields used for the analysis presented in manuscript “A Diagnostic Intercomparison of Modeled Ozone Dry Deposition Over North America and Europe Using...
Search relevance: 65.39 | Views last month: 9 | Catalog Last Checked: September 10, 2026 at 07:02 PM -
This product provides HAQES 3-hourly ensemble mean surface PM2.5 Organic Carbon concentration over the continental United States (CONUS) and surrounding regions. The data is mapped on Lambert...
Search relevance: 49.79 | Views last month: 8 | Catalog Last Checked: November 11, 2026 at 12:21 AM -
This web service contains the following layer: PM10 Nonattainment Areas (1987 NAAQS). Full FGDC metadata records for each layer may be found by clicking the layer name at the web service endpoint...
Search relevance: 49.63 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 04:44 AM -
HAQES 3-Hourly Ensemble mean surface total PM2.5 concentration, North America V1 (HAQES_NA_PM25_TOT)
This product provides HAQES 3-hourly ensemble mean surface total PM2.5 concentration over the continental United States (CONUS) and surrounding regions. The data is mapped on Lambert projection....
Search relevance: 49.20 | Views last month: 5 | Catalog Last Checked: November 11, 2026 at 12:21 AM -
This product provides HAQES 3-hourly ensemble mean surface PM2.5 Black Carbon concentration over the continental United States (CONUS) and surrounding regions. The data is mapped on Lambert...
Search relevance: 48.89 | Views last month: 3 | Catalog Last Checked: November 11, 2026 at 12:21 AM -
This web service contains the following layer: SO2 2010 NAAQS State Level. Full FGDC metadata records for each layer may be found by clicking the layer name at the web service endpoint...
Search relevance: 48.25 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 04:44 AM -
This web service contains the following layers: Ozone 2008 NAAQS NAA State Level and Ozone 2008 NAAQS NAA National Level. Full FGDC metadata records for each layer may be found by clicking the...
Search relevance: 48.25 | Views last month: 2 | Catalog Last Checked: August 03, 2026 at 04:44 AM -
This web service contains the following layers: PM2.5 24hr 2006 NAAQS State Level and PM2.5 24hr 2006 NAAQS National. Full FGDC metadata records for each layer may be found by clicking the layer...
Search relevance: 48.25 | Views last month: 1 | Catalog Last Checked: August 03, 2026 at 04:44 AM -
This web service contains the following layers: Ozone 1997 NAAQS NAA State Level and Ozone 1997 NAAQS NAA National Level. Full FGDC metadata records for each layer may be found by clicking the...
Search relevance: 48.25 | Views last month: 1 | Catalog Last Checked: August 03, 2026 at 04:44 AM -
This web service contains the following layer: PM2.5 Annual 2012 NAAQS State Level. Full FGDC metadata records for each layer may be found by clicking the layer name at the web service endpoint...
Search relevance: 47.41 | Views last month: 2 | Catalog Last Checked: August 03, 2026 at 04:44 AM -
This web service contains the following layers: Lead NAA 2008 NAAQS and Lead NAA Centroids 2008 NAAQS. Full FGDC metadata records for each layer may be found by clicking the layer name at the web...
Search relevance: 47.41 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 04:44 AM -
The Western States Air Partnership and their consultant Ramboll Corporation perform photochemical air quality modeling simulations to evaluate emissions sources that contribute to regional haze at...
Search relevance: 47.13 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 07:00 PM -
NARSTO_EPA_HOUSTON_TEXAQS2000_CAMS_DATA is the North American Research Strategy for Tropospheric Ozone (NARSTO) Environmental Protection Agency (EPA) Supersite (SS) Houston, Texas Air Quality...
Search relevance: 46.81 | Views last month: 11 | Catalog Last Checked: November 11, 2026 at 12:01 AM -
This web service contains the following layers: PM2.5 Annual 1997 NAAQS State Level and PM2.5 Annual 1997 NAAQS National . It also contains the following tables:...
Search relevance: 46.75 | Views last month: 2 | Catalog Last Checked: August 03, 2026 at 04:44 AM -
This downloadable data package contains the following state level layers: Ozone 8-hr (1997 standard), Ozone 8-hr (2008 standard), Lead (2008 standard), SO2 1-hr (2010 standard), PM2.5 24hr (2006...
Search relevance: 46.45 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 04:44 AM -
This web service contains the following state level layers:Ozone 8-hr (1997 standard), Ozone 8-hr (2008 standard), Lead (2008 standard), SO2 1-hr (2010 standard), PM2.5 24hr (2006 standard), PM2.5...
Search relevance: 46.39 | Views last month: 6 | Catalog Last Checked: August 03, 2026 at 04:44 AM -
The NARSTO_NE_NEXRAD_IMAGES data set contains selected NEXt Generation RADar (NEXRAD) weather images from the northeastern United States for the summer of 1995. The NEXRAD weather radar images...
Search relevance: 45.83 | Views last month: 5 | Catalog Last Checked: November 11, 2026 at 12:01 AM
