MCP server

Fema Nfhl

io.github.pipeworx-io/fema-nfhl

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

FEMA National Flood Hazard Layer (NFHL) MCP

From the maker's README FEMA's National Flood Hazard Layer — the authoritative digital flood map. Effective FIRM flood hazard zones, base flood elevations, floodways, levees, cross-sections, LOMRs and LOMAs, the FIRM panel index and political jurisdictions, served as a public ArcGIS REST MapServer. Source

Website Source

At a glance

Type

MCP server

Publisher

pipeworx.io (verified by the MCP Registry)

Status

Working at last check

Tools

45

Token cost

About 27,182 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http fema-nfhl https://gateway.pipeworx.io/fema-nfhl/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.fema-nfhl]
url = "https://gateway.pipeworx.io/fema-nfhl/mcp"

Gemini CLI

{"mcpServers":{"fema-nfhl":{"httpUrl":"https://gateway.pipeworx.io/fema-nfhl/mcp"}}}

Cursor

{"mcpServers":{"fema-nfhl":{"url":"https://gateway.pipeworx.io/fema-nfhl/mcp"}}}

VS Code

{"servers":{"fema-nfhl":{"type":"http","url":"https://gateway.pipeworx.io/fema-nfhl/mcp"}}}

Antigravity

agy mcp add fema-nfhl https://gateway.pipeworx.io/fema-nfhl/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"fema-nfhl","server_url":"https://gateway.pipeworx.io/fema-nfhl/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"fema-nfhl","server_url":"https://gateway.pipeworx.io/fema-nfhl/mcp"}

Tools

• nfhl_flood_zone_at_point ~296 tokens
  AUTHORITATIVE flood-zone lookup: given a latitude/longitude, return the effective FEMA FIRM flood zone for that spot — the zone code (A, AE, AH, AO, VE, X, D), its subtype, whether it is in a Special Flood Hazard Area, the static base flood elevation, and the governing DFIRM id — plus nearby base fl
• nfhl_layers ~154 tokens
  List every layer in the FEMA National Flood Hazard Layer MapServer with its id, name and geometry type, plus a plain-English guide to the layers that matter (flood hazard zones, base flood elevations, LOMRs, LOMAs, FIRM panels, levees, NFHL availability). Call this before nfhl_query.
• nfhl_query ~429 tokens
  Query any layer of the FEMA National Flood Hazard Layer with an ArcGIS WHERE clause and optional bounding box — flood hazard zones, base flood elevations, floodways, LOMRs and LOMAs, FIRM panels with their effective dates, levees, cross-sections, political jurisdictions. Use for area questions ("eve

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