• Organization: U.S. Environmental Protection Agency
• Updated: 2013-03-27T00:00:00.000+00:00

This EnviroAtlas dataset is the base layer for the Portland, ME EnviroAtlas Area. The block groups are from the US Census Bureau and are included/excluded based on EnviroAtlas criteria described...

• Organization: U.S. Environmental Protection Agency
• Updated: 2012-01-01T00:00:00.000+00:00

This EnviroAtlas dataset shows the boundary of the Portland, ME Atlas Area. It represents the outside edge of all the block groups included in the EnviroAtlas Area. This dataset was produced by...

• Organization: U.S. Environmental Protection Agency
• Updated: 2016-08-11T00:00:00.000+00:00

As included in this EnviroAtlas dataset, the community domestic water use was calculated using local domestic water use per capita in gallons of water per day (GPD), distributed dasymetrically,...

• Organization: U.S. Environmental Protection Agency
• Updated: 2017-09-05T00:00:00.000+00:00

The EnviroAtlas Portland, ME Meter-Scale Urban Land Cover (MULC) data was generated from USDA NAIP (National Agricultural Imagery Program) four band (red, green, blue and near infrared) aerial...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-01-01T00:00:00.000+00:00

These data provide an accurate high-resolution shoreline compiled from imagery of PORTLAND, ME . This vector shoreline data is based on an office interpretation of imagery that may be suitable...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-01-01T00:00:00.000+00:00

These data provide an accurate high-resolution shoreline compiled from imagery of PORTLAND HARBOR, ME . This vector shoreline data is based on an office interpretation of imagery that may be...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-01-01T00:00:00.000+00:00

These data provide an accurate high-resolution shoreline compiled from imagery of Portland, ME . This vector shoreline data is based on an office interpretation of imagery that may be suitable...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2023-01-01T00:00:00.000+00:00

These data provide an accurate high-resolution shoreline compiled from imagery of Portland, ME . This vector shoreline data is based on an office interpretation of imagery that may be suitable...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2020-01-08T00:00:00.000+00:00

This EnviroAtlas dataset shows the approximate walking distance from a park entrance at any given location within the EnviroAtlas community boundary. The zones are estimated in 1/4 km intervals up...

• Organization: U.S. Environmental Protection Agency
• Updated: 2014-08-07T00:00:00.000+00:00

This EnviroAtlas dataset is a summary of key demographic groups for the EnviroAtlas community. This dataset was produced by the US EPA to support research and online mapping activities related to...

• Organization: U.S. Environmental Protection Agency
• Updated: 2015-05-14T00:00:00.000+00:00

In any given 1-square meter point in this EnviroAtlas dataset, the value shown gives the percentage of impervious surface within 1 square kilometer centered over the given point. Water is shown as...

• Organization: U.S. Environmental Protection Agency
• Updated: 2015-05-14T00:00:00.000+00:00

In any given 1-square meter point in this EnviroAtlas dataset, the value shown gives the percentage of square meters of greenspace within 1/4 square kilometer centered over the given point. Green...

• Organization: U.S. Environmental Protection Agency
• Updated: 2015-06-18T00:00:00.000+00:00

This EnviroAtlas dataset presents environmental benefits of the urban forest in 146 block groups in Portland, Maine. Carbon attributes, temperature reduction, pollution removal and value, and...

• Organization: U.S. Environmental Protection Agency
• Updated: 2015-11-10T00:00:00.000+00:00

This EnviroAtlas dataset shows the block group population that is within and beyond an easy walking distance (500m) of a park entrance. Park entrances were included in this analysis if they were...

• Organization: U.S. Environmental Protection Agency
• Updated: 2015-05-19T00:00:00.000+00:00

This EnviroAtlas dataset addresses the tree buffer along heavily traveled roads. The roads are interstates, arterials, and collectors within the EnviroAtlas community boundary. Forest is defined...

• Organization: U.S. Environmental Protection Agency
• Updated: 2012-01-01T00:00:00.000+00:00

This EnviroAtlas dataset describes the percentage of each block group that is classified as impervious, forest, green space, wetland, and agriculture. Impervious is a combination of dark and light...

• Organization: U.S. Environmental Protection Agency
• Updated: 2016-10-26T00:00:00.000+00:00

This EnviroAtlas dataset demonstrates the effect of changes in pollution concentration on local populations in 146 block groups in Portland, Maine. The US EPA's Environmental Benefits Mapping and...

• Organization: U.S. Environmental Protection Agency
• Updated: 2019-06-19T00:00:00.000+00:00

This EnviroAtlas dataset estimates the intersection density of walkable roads within a 750 meter radius of any given 10 meter pixel in the community. Intersections are defined as any point where 3...

• Organization: U.S. Environmental Protection Agency
• Updated: 2014-08-26T00:00:00.000+00:00

This EnviroAtlas dataset portrays the total number of historic places located within each Census Block Group (CBG). The historic places data were compiled from the National Register of Historic...

• Organization: U.S. Environmental Protection Agency
• Updated: 2012-01-01T00:00:00.000+00:00

This EnviroAtlas data set shows the number of schools in each block group in the EnviroAtlas community boundary, as well as the number of schools where less than 25% of the area within 100 meters...