{"uid":"cap_uLjkmOqgR7E5yFf0-MCF8","slug":"fema-flood-zone-lookup-by-coordinate-a685a120","name":"FEMA Flood Zone Lookup by Coordinate","description":"FEMA flood hazard zone at a US latitude and longitude: high-risk (A/AE/V), moderate or minimal, with base flood elevation.","url":"https://land-survey.x402tookit.com/flood-zone?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["lat","lon"],"properties":{"lat":{"type":"number","description":"Latitude"},"lon":{"type":"number","description":"Longitude"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"lat":{"type":["null","number"]},"lon":{"type":["null","number"]},"asOf":{"type":["null","string"]},"zone":{"type":["null","string"]},"source":{"type":["null","string"]},"reasons":{"type":["array","null"],"items":{"type":"string"}},"summary":{"type":["null","string"]},"verdict":{"type":["null","string"]},"degraded":{"type":["boolean","null"]},"sourceUrl":{"type":["null","string"]},"disclaimer":{"type":["null","string"]},"notChecked":{"type":["array","null"],"items":{"type":"string"}},"zoneSubtype":{},"overlappingZones":{"type":["null","number"]},"baseFloodElevationFeet":{"type":["null","number"]},"specialFloodHazardArea":{"type":["boolean","null"]}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_j608S1Exs3h2TXoQjjIkU","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the FEMA flood hazard zone classification (high-risk A/AE/V, moderate, or minimal) and base flood elevation for a given US latitude/longitude.","exampleAgentPrompt":"Is the property at 29.9511° N, 90.0715° W in a high-risk FEMA flood zone, and what's the base flood elevation there?","exampleUseCases":[{"title":"Pre-purchase flood risk check","prompt":"Before we finalize the offer on that land parcel in Houston, can you check whether coordinates 29.7604° N, 95.3698° W fall inside a FEMA Special Flood Hazard Area and what zone it is?"},{"title":"Flood insurance requirement screening","prompt":"We're evaluating a construction site at 30.3322° N, 81.6557° W — is it in a FEMA AE or V flood zone where lenders would require flood insurance, and what's the base flood elevation?"},{"title":"Permitting site feasibility check","prompt":"For our development project near lat 38.8977° N, lon 77.0366° W, pull the FEMA flood zone classification and base flood elevation so we know if we need to account for floodplain regulations."}],"resultDescription":"Returns a JSON object containing the flood zone code (e.g. AE, X, V), zone subtype, whether the location is within a Special Flood Hazard Area (boolean), base flood elevation in feet, number of overlapping zones, a plain-English verdict and summary, the data source URL, the as-of date of the data, and a disclaimer. May also include a list of reasons and a degraded flag if data coverage is partial.","failureModes":["Coordinates outside the United States return no data or an error","Location not yet mapped in the NFHL returns null zone fields or degraded=true","Invalid lat/lon values (out of range) cause a validation error","FEMA data service temporarily unavailable results in a degraded or error response","Coastal or recently remapped areas may have stale zone designations flagged by asOf date"],"whenToPreferThis":"Choose this endpoint when you need authoritative FEMA flood zone classification (zone code, SFHA flag, base flood elevation) for a specific US coordinate, especially for real estate due diligence, construction permitting, flood insurance determination, or environmental site screening. It is distinct from general elevation lookups and returns FEMA-specific regulatory zone data rather than terrain elevation. For a combined first-look screen including elevation and wetlands, consider the sibling composite endpoint instead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T13:12:38.306Z","isFirstParty":false,"canonicalSlug":"fema-flood-zone-lookup-by-coordinate-a685a120"}