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EPA EJScreen

by olyport.com · remote · no sign-in to list tools · v1.1.0 · published by com.olyport

Environmental justice screening indicators, pollution burden, and demographic vulnerability

Read only
CompareRegistry entry

5 tools: 5 only read.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http ejscreen https://mcp.olyport.com/ejscreen/mcp

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

5 tools

Only reads 5Claude Code: allow
  • get_demographic_indicatorsGet demographic vulnerability indicators by block group.No findings

    Why it is in this group

    • The name "get_demographic_indicators" says "get": a word for reading.
    Description, as the server wrote it
    Get demographic vulnerability indicators by block group. Returns demographic data including minority percentage, low income percentage, linguistic isolation, education levels, and age distributions. These are the demographic components used in EJScreen's EJ index calculations. Args: state: Two-letter US state abbreviation (e.g. 'WA', 'CA'). county_fips: Optional county FIPS code (3-digit or 5-digit). If omitted, returns state-level results sorted by highest demographic index. limit: Maximum number of block groups to return (default 50, max 500).
  • get_ej_county_summaryGet EJ indicators for census block groups in a county.No findings

    Why it is in this group

    • The name "get_ej_county_summary" says "get": a word for reading.
    Description, as the server wrote it
    Get EJ indicators for census block groups in a county. Returns EJScreen environmental justice data for block groups within the specified county, sorted by highest overall environmental burden. Includes environmental indicators, demographic data, and EJ indexes. Args: state: Two-letter US state abbreviation (e.g. 'WA', 'CA'). county_fips: County FIPS code, either 5-digit full (e.g. '53033') or 3-digit county portion (e.g. '033'). If 3 digits, state FIPS is prepended automatically. limit: Maximum number of block groups to return (default 50, max 500).
  • get_ej_data_by_locationGet EJScreen environmental justice data for a specific location.No findings

    Why it is in this group

    • The name "get_ej_data_by_location" says "get": a word for reading.
    Description, as the server wrote it
    Get EJScreen environmental justice data for a specific location. Uses the EPA EJScreen REST broker to retrieve EJ screening indicators for a point location with a buffer distance. Returns environmental indicators, demographic data, and EJ indexes. Args: latitude: Latitude of the location (e.g. 47.61). longitude: Longitude of the location (e.g. -122.33). distance: Buffer distance in miles around the point (default 1.0).
  • get_ej_state_summaryGet a state-level overview of EJ indicators across block groups.No findings

    Why it is in this group

    • The name "get_ej_state_summary" says "get": a word for reading.
    Description, as the server wrote it
    Get a state-level overview of EJ indicators across block groups. Returns the most environmentally burdened block groups in the state, sorted by PM2.5 percentile. Useful for identifying areas with the highest environmental justice concerns. Args: state: Two-letter US state abbreviation (e.g. 'WA', 'CA'). limit: Maximum number of block groups to return (default 100, max 500).
  • get_environmental_indicatorsGet specific environmental indicators by block group.No findings

    Why it is in this group

    • The name "get_environmental_indicators" says "get": a word for reading.
    Description, as the server wrote it
    Get specific environmental indicators by block group. Returns environmental indicator values and state percentiles for block groups. Can filter to a specific indicator type or return all. Args: state: Two-letter US state abbreviation (e.g. 'WA', 'CA'). county_fips: Optional county FIPS code (3-digit or 5-digit). If omitted, returns state-level results. indicator: Optional specific indicator to focus on. Options: 'pm25', 'ozone', 'diesel', 'cancer', 'respiratory', 'traffic', 'lead', 'superfund', 'hazwaste', 'wastewater', 'rmp', 'ust'. If omitted, returns all. limit: Maximum number of block groups to return (default 50, max 500).

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 1.1.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http ejscreen https://mcp.olyport.com/ejscreen/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__ejscreen__get_ej_data_by_location",
      "mcp__ejscreen__get_ej_county_summary",
      "mcp__ejscreen__get_ej_state_summary",
      "mcp__ejscreen__get_demographic_indicators",
      "mcp__ejscreen__get_environmental_indicators"
    ],
    "ask": [],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as ejscreen. Review it before you use it.