Server definition

Hash: sha256:b7414356adeda9438edfc59ac2616d127b972c033fa7e660cd5089d4972f7d7c
What it is: What a remote MCP server returned when asked what it offers: 10 tools

The blob, as servednamed by its sha256

{
  "instructions": "Query US tap-water quality from the EPA's SDWIS records by city, system (PWSID), or filter. Always present results as EPA records — never a safety verdict; absence of a violation is not a guarantee of safety.",
  "tools": [
    {
      "description": "Compare the EPA records of several cities side by side. Pass cities as 'City, ST' strings.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "cities": {
            "description": "e.g. ['Burlington, VT', 'Houston, TX']",
            "items": {
              "type": "string"
            },
            "type": "array"
          }
        },
        "required": [
          "cities"
        ],
        "type": "object"
      },
      "name": "compare_cities",
      "outputSchema": null
    },
    {
      "description": "What TapWaterMap covers: states, cities, total EPA violation records, and the data quarter/date.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "coverage_stats",
      "outputSchema": null
    },
    {
      "description": "Plain-English explanation of an EPA contaminant by name or code: the EPA name, whether the EPA classifies it as health-based, and how often it appears in our records. Not medical advice.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "contaminant": {
            "description": "Contaminant name or EPA code, e.g. 'TTHM' or '2950'.",
            "type": "string"
          }
        },
        "required": [
          "contaminant"
        ],
        "type": "object"
      },
      "name": "explain_contaminant",
      "outputSchema": null
    },
    {
      "description": "Fetch the full plain-English EPA tap-water record for a city id (e.g. 'vt/burlington') returned by `search`. (ChatGPT/Deep-Research compatible.)",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "id": {
            "description": "City id like 'vt/burlington' (state/slug).",
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "fetch",
      "outputSchema": null
    },
    {
      "description": "Filter/rank cities across the dataset — e.g. cities in TX with open health-based violations, or cities with a specific contaminant. Returns ranked matches.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "contaminant": {
            "description": "Optional EPA contaminant code or name (use explain_contaminant to find a code).",
            "type": "string"
          },
          "healthBasedOnly": {
            "type": "boolean"
          },
          "limit": {
            "type": "integer"
          },
          "minPopulation": {
            "type": "integer"
          },
          "openViolationsOnly": {
            "description": "Only cities with violations not returned to compliance.",
            "type": "boolean"
          },
          "state": {
            "description": "Optional 2-letter state code.",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "find_cities",
      "outputSchema": null
    },
    {
      "description": "The core tool: what the EPA has on record for a city's tap water — the active community water systems serving it, populations, sources, and violations (contaminant, health-based or not, dates, status, level vs limit when recorded). Plain-English, sourced, never a safety verdict.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "city": {
            "type": "string"
          },
          "state": {
            "description": "2-letter state code, e.g. 'VT'.",
            "type": "string"
          }
        },
        "required": [
          "city",
          "state"
        ],
        "type": "object"
      },
      "name": "get_city_water",
      "outputSchema": null
    },
    {
      "description": "EPA record for a single water system by its PWSID (e.g. 'VT0005053'): name, population served, source, and violations.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "pwsid": {
            "type": "string"
          }
        },
        "required": [
          "pwsid"
        ],
        "type": "object"
      },
      "name": "get_water_system",
      "outputSchema": null
    },
    {
      "description": "List all covered cities in a state (with violation counts).",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "state": {
            "description": "2-letter state code.",
            "type": "string"
          }
        },
        "required": [
          "state"
        ],
        "type": "object"
      },
      "name": "list_state_cities",
      "outputSchema": null
    },
    {
      "description": "Search TapWaterMap for US cities by name. Returns matching cities with an id you can pass to `fetch`. (ChatGPT/Deep-Research compatible.)",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "query": {
            "description": "City name or partial name, e.g. 'Burlington'.",
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search",
      "outputSchema": null
    },
    {
      "description": "Find covered US cities by name, optionally within a state. Returns counts + the page URL for each.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "limit": {
            "type": "integer"
          },
          "query": {
            "type": "string"
          },
          "state": {
            "description": "Optional 2-letter state code, e.g. 'TX'.",
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_cities",
      "outputSchema": null
    }
  ]
}

Verify it yourself

curl -s https://api.teppi.xyz/v1/evidence/sha256:b7414356adeda9438edfc59ac2616d127b972c033fa7e660cd5089d4972f7d7c | sha256sum