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Evidence for your next connection.
Independent measurements of remote MCP servers. Every observation has a timestamp.
Read-only probesMCP server · Data access / search
Toxics Release Inventory, Superfund sites, air quality data, and AQI
4 failed · 8 not measured
Median of successful probes over 7 days
Share of countable probes over 30 days, including daily rollups. Auth challenges are excluded.
Tool definitions returned by this server
Independent monitoring
Responded
The server completed its last measured handshake. This is an observation, not a guarantee.
Last checked| Test area | Passed | Failed | Unmeasured |
|---|---|---|---|
ConnectionCan a client connect and discover tools? | 5 | 0 | 0 |
Reliability & speedDoes it respond consistently and quickly? | 0 | 0 | 4 |
Access & authenticationWhat is required to use this server? | 1 | 0 | 2 |
Tool qualityAre the tool definitions usable by an agent? | 2 | 2 | 0 |
Publisher identityCan the publisher be traced to its source? | 2 | 2 | 2 |
Unmeasured means there is not enough evidence to decide. How these checks work
Start using EPA Air Quality & Toxics
Choose your client, copy the configuration, then enable the server in your client’s MCP settings.
Run this command in your terminal, then restart Claude Code.
Claude Code
claude mcp add --transport http epa-air-quality-toxics https://mcp.olyport.com/epa/mcpCapabilities
Get annual air quality summary data for a US state. Returns annual statistics from the EPA Air Quality System (AQS), including mean concentrations, max values, and exceedance counts for the specified pollutant across all monitoring sites in the state. Args: state: Two-letter US state abbreviation (e.g. 'CA', 'NY'). parameter: Pollutant to query. Options: 'PM2.5', 'Ozone', 'SO2', 'NO2', 'CO'. Default is 'PM2.5'. start_year: Start year for the query range (e.g. 2020). Default is 2020. end_year: End year for the query range (e.g. 2023). Default is 2023.
DiscoveredGet the air quality forecast for a ZIP code. Returns forecast AQI values and health categories for upcoming days, typically covering today and the next 1-2 days. Args: zip_code: US ZIP code (e.g. '20001').
DiscoveredGet the current Air Quality Index (AQI) for a location. Provide either a zip_code OR latitude/longitude coordinates. Returns AQI values, pollutant levels, and health category for each measured pollutant at the nearest monitoring station. Args: zip_code: US ZIP code (e.g. '20001'). latitude: Latitude of the location (e.g. 38.9). longitude: Longitude of the location (e.g. -77.0).
DiscoveredGet active Superfund (National Priorities List) sites in a state. Returns hazardous waste cleanup sites listed on the EPA's National Priorities List, including site names, locations, and status information. No API key required. Args: state: Two-letter US state abbreviation (e.g. 'NJ', 'CA'). limit: Maximum number of sites to return (default 50, max 500).
DiscoveredGet Toxics Release Inventory (TRI) facilities in a state. Returns facilities that report toxic chemical releases to the EPA, including facility names, addresses, and industry information. No API key required. Args: state: Two-letter US state abbreviation (e.g. 'CA', 'TX'). city: Optional city name to filter results. limit: Maximum number of facilities to return (default 50, max 500).
DiscoveredRecent measurements
| Checked | Result | Response | Tools |
|---|---|---|---|
| Connected | 528 ms | 5 |