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WeatherMCP serverFirst audited Nov 13, 2026

EPA Air Quality & Toxics

Toxics Release Inventory, Superfund sites, air quality data, and AQIThe vendor's description, from its MCP Registry listing.

Passed, with 1 warningAudited Nov 13, 2026
  • Warning: 5 of 5 tools do not say whether they can change things.

Nothing failed, but there is something to know or fix. Public audit: we connect as an AI client would, list the tools and check what they say. We do not run them. How we audit

Does it work?
YesConnected in 101 ms.
Sign-up?
None neededIt answered without any account or key.
Can it change things?
Doesn't sayIts tools do not say whether they only read, so treat them as able to change things.
Endpointhttps://mcp.olyport.com/epa/mcp

Website Streamable HTTP · protocol 2025-11-25 · server version 1.26.0

What we checked, the evidence, and the tools it offers.

What we checked

Security

  • Passed: Connections are encrypted (HTTPS).

  • Passed: No hidden instructions found in tool text.

Safety labels

  • Warning: 5 of 5 tools do not say whether they can change things.

    MCP lets a server label each tool as read-only or destructive, so clients can ask the user before risky calls. Unlabelled tools are treated as able to change things.

    • get_current_aqi
    • get_aqi_forecast
    • get_annual_air_quality
    • get_tri_facilities
    • get_superfund_sites

Tools

  • Passed: 5 tools listed.

  • Passed: Every tool describes its inputs with a valid schema.

Protocol

  • Passed: The MCP handshake works (Streamable HTTP).

  • Passed: Protocol version 2025-11-25 (latest).

  • Passed: Unknown requests are refused.

Connection

  • Passed: The server responds.

Tools (5)

As the server describes them. The labels are the server's own: it says whether each tool only reads or can change things.

  • get_current_aqiGet 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 me…Doesn't say
  • get_aqi_forecastGet 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:…Doesn't say
  • get_annual_air_qualityGet 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…Doesn't say
  • get_tri_facilitiesGet 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.…Doesn't say
  • get_superfund_sitesGet 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 sta…Doesn't say

Audit history

  1. Nov 13Warnings

What we sent

Every request in this audit, with the answer and how long it took. We never send credentials and never call a tool.

RequestAnswerTime
initializeHTTP 200101 ms
initializedHTTP 20298 ms
tools/listHTTP 20093 ms
resources/listHTTP 20088 ms
prompts/listHTTP 20092 ms
unknown-methodHTTP 200122 ms

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