Tool detail

locus-flood-zone

Returns FEMA NFHL flood zone, 0.2%-annual-chance and BFE/floodway flags at a geocoded point or address.

Categories: Real estate

Use when

check FEMA flood zone designation for an address
check flood zone by latitude and longitude coordinates

Not for

not for clients that can call the free locus_flood_zone REST/MCP path instead

Inputs

POST JSON body (all optional, one location needed): address (string 5-200) or latitude & longitude (numbers)

Admitted input schema

{
  "type": "object",
  "properties": {
    "address": {
      "type": "string",
      "minLength": 5,
      "maxLength": 200
    },
    "latitude": {
      "type": "number",
      "minimum": -90,
      "maximum": 90
    },
    "longitude": {
      "type": "number",
      "minimum": -180,
      "maximum": 180
    }
  },
  "required": [],
  "additionalProperties": false
}

Endpoint

Method: POST
URL: https://api.locus.report/api/locus-flood-zone

Payment

Protocol: x402
Listed price: 0.01 USDC per request on Base
Payment method: exact
Network: eip155:8453
Asset: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Listed terms are catalog metadata. The caller supplies inputs and calls the tool outside Onelayer. If payment is required, the caller uses a compatible wallet to pay.

Source

Directory: Coinbase x402 Bazaar
Record: POST https://api.locus.report/api/locus-flood-zone
Retrieved: 2026-09-30T20:37:07.382Z
Catalog file SHA-256: 6837ccddf886f0007cf3727ea9d27faaa5047b51b4f425345c554ce1c271a524
Catalog built: 2026-09-30T22:31:58.034Z