Api Endpoint

Saylor Innovations Environmental

Superfund sites near an address or coordinates (EPA NPL) - status, distance, hazard score and cleanup dates

Open interactive test console

Offering

Provider: saylorinnovations.com
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Weather And Environment
Delivery: Not provided
Pricing model: Not provided
x402 version: 2

Endpoint context

URL: https://saylorinnovations.com/api/superfund/near
MIME type: Not provided
First seen: 2026-10-16T01:51:51.176Z
Last seen: 2026-11-01T15:15:11.800Z
Tags: superfund, near, environment, usa

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1: 0.01 USDC
Atomic price: 10000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2: 0.01 USDC
Atomic price: 10000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 3: 0.01 USDC
Atomic price: 10000 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Payment option 4: 0.01 USDC
Atomic price: 10000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Payment option 5: 10000 atomic units
Atomic price: 10000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB · Scheme: exact
Payment option 6: 93278 atomic units
Atomic price: 93278 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: So11111111111111111111111111111111111111112 · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "10000",
    "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "10000",
    "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "10000",
    "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
    "amount": "10000",
    "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "So11111111111111111111111111111111111111112",
    "amount": "93278",
    "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7"
  }
]

Observed health

Status: Healthy
Latest latency: 1155 ms
Average latency: 742 ms
HTTP status: 402
Last checked: 2026-11-03T00:16:16.241Z
Reachability: 100% over 8 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "additionalProperties": false,
  "properties": {
    "method": {
      "enum": [
        "GET"
      ],
      "type": "string"
    },
    "queryParams": {
      "properties": {
        "lat": {
          "description": "latitude (query)",
          "type": "string"
        },
        "lon": {
          "description": "longitude (query)",
          "type": "string"
        }
      },
      "required": [
        "lat",
        "lon"
      ],
      "type": "object"
    },
    "type": {
      "const": "http",
      "type": "string"
    }
  },
  "required": [
    "type",
    "method"
  ],
  "type": "object"
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET"
          ],
          "type": "string"
        },
        "queryParams": {
          "properties": {
            "lat": {
              "description": "latitude (query)",
              "type": "string"
            },
            "lon": {
              "description": "longitude (query)",
              "type": "string"
            }
          },
          "required": [
            "lat",
            "lon"
          ],
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "properties": {
            "by_status": {
              "description": "By status",
              "type": "object"
            },
            "count": {
              "description": "Number of items returned",
              "type": [
                "number",
                "null"
              ]
            },
            "found": {
              "description": "True when the lookup matched a record",
              "type": "boolean"
            },
            "lat": {
              "description": "Latitude in decimal degrees",
              "type": [
                "number",
                "null"
              ]
            },
            "lon": {
              "description": "Longitude in decimal degrees",
              "type": [
                "number",
                "null"
              ]
            },
            "note": {
              "description": "Caveat or context for reading the result",
              "type": "string"
            },
            "place": {
              "description": "Place the result refers to",
              "type": [
                "string",
                "null"
              ]
            },
            "radius_km": {
              "description": "Radius, in kilometres",
              "type": [
                "number",
                "null"
              ]
            },
            "retrieved_at": {
              "description": "Time the data was retrieved from the source (UTC)",
              "type": "string"
            },
            "sites": {
              "items": {
                "properties": {
                  "city": {
                    "description": "City",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "construction_complete": {
                    "description": "Construction complete",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "county": {
                    "description": "County",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "deleted": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "distance_km": {
                    "description": "Distance in kilometres",
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "epa_id": {
                    "description": "Epa id identifier",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "hazard_ranking_score": {
                    "description": "Hazard ranking score",
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "lat": {
                    "description": "Latitude in decimal degrees",
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "listed": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "lon": {
                    "description": "Longitude in decimal degrees",
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "name": {
                    "description": "Name",
                    "type": "string"
                  },
                  "partial_deletion": {
                    "description": "Partial deletion",
                    "type": [
                      "boolean",
                      "null"
                    ]
                  },
                  "profile": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "proposed": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "state": {
                    "description": "State or region",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "status": {
                    "description": "Current status",
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "type": "object"
              },
              "type": "array"
            },
            "source": {
              "description": "Data source the values come from",
              "type": "string"
            },
            "source_url": {
              "description": "URL of the original source",
              "type": "string"
            }
          },
          "required": [
            "found",
            "retrieved_at"
          ],
          "type": "object"
        },
        "type": {
          "const": "json",
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}