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Federal
2023 Cartographic Boundary File (KML), Secondary School District for Montana, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2023 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically... -
Federal
2023 Cartographic Boundary File (KML), Block Group for Montana, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2023 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically... -
Federal
2023 Cartographic Boundary File (SHP), County Subdivision for Montana, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2023 cartographic boundary shapefiles are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File /... -
Federal
2023 Cartographic Boundary File (SHP), Consolidated City for Montana, 1:500,000
U.S. Census Bureau, Department of Commerce —
The 2023 cartographic boundary shapefiles are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File /... -
Federal
EJSCREEN States Percentiles Lookup Table--2015 Public Release
U.S. Environmental Protection Agency —
The States table provides percentile breaks of important EJSCREEN elements (demographic indicators and indexes, environmental indicators and indexes) at the state... -
Federal
Chemical Data Release (CDR) Sites, 2012
U.S. Environmental Protection Agency —
This layer displays points of submission sites extracted from the 2012 Chemical Data Reporting (CDR) database. The CDR database contains comprehensive use and... -
Federal
EJSCREEN Indexes 2016 Public
U.S. Environmental Protection Agency —
There is an EJ Index for each environmental indicator. There are eleven EJ Indexes in EJSCREEN reflecting the 11 environmental indicators. The EJ Index names are:... -
Federal
Chemical Data Release (CDR) Commercial Uses, 2012
U.S. Environmental Protection Agency —
This layer displays points of commercial uses extracted from the 2012 Chemical Data Reporting (CDR) database. The CDR database contains comprehensive use and exposure... -
Federal
EnviroAtlas - Stream Confluence Dataset - Stressors for stream confluence catchments for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains information about stressors in the upstream catchments of stream confluences. Stream confluences are important components of fluvial... -
Federal
US EPA 2014 Fine Particulate Pollution (PM2.5) Season Review by Core Based Statistical Area
U.S. Environmental Protection Agency —
This web service contains the following layer: PM25_2014_SesonReview_35CBSA. Full FGDC metadata records for each layer may be found by clicking the layer name at the... -
Federal
EnviroAtlas - Stream Confluence Dataset - Stressors for stream confluence watersheds for the Conterminous United States
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains information about stressors in the upstream watersheds of stream confluences. Stream confluences are important components of fluvial... -
Federal
US EPA Nonattainment Areas and Designations-Lead (2008 NAAQS)
U.S. Environmental Protection Agency —
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... -
Federal
EnviroAtlas - Stream Confluence Dataset - Land cover change for stream confluence catchments for the Conterminous United States - 2001 to 2011
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains changes in land cover proportions between 2001 and 2011 for the upstream catchments of stream confluences. Stream confluences are... -
Federal
Chemical Data Release (CDR) Consumer and Commercial Uses, 2012
U.S. Environmental Protection Agency —
This layer displays points of consumer and commercial uses extracted from the 2012 Chemical Data Reporting (CDR) database. The CDR database contains comprehensive use... -
Federal
US EPA Nonattainment Areas and Designations-Annual PM2.5 (2012 NAAQS)
U.S. Environmental Protection Agency —
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... -
Federal
EnviroAtlas - Stream Confluence Dataset - Land cover attributes for stream confluence watersheds for the Conterminous United States - 2001
U.S. Environmental Protection Agency —
This EnviroAtlas dataset contains land cover proportions for the upstream watersheds of stream confluences for 2001. Stream confluences are important components of... -
Federal
Chemical Data Release (CDR) Children's Products Uses, 2012
U.S. Environmental Protection Agency —
This layer displays points of children's products uses extracted from the 2012 Chemical Data Reporting (CDR) database. The CDR database contains comprehensive use and... -
Federal
EJScreen Supplemental Exceedances 2022
U.S. Environmental Protection Agency —
EJScreen is an environmental justice (EJ) screening and mapping tool that provides EPA with a nationally consistent dataset and methodology for calculating "EJ... -
Federal
Chemical Data Reporting (CDR), 2012
U.S. Environmental Protection Agency —
This data download package contains the following map layers: CDR sites, CDR chemicals, and CDR commercial and industrial submissions. Layers are drawn at all scales....