Usgs National Map

liveGeography

USGS The National Map (TNM) Access API MCP

3tools
0msauth
free tier50 calls/day

Tools

tnm_datasets

List the USGS National Map dataset catalog — 3DEP elevation (DEM and lidar point cloud), US Topo and Historical Topo quadrangle maps, NHD hydrography, NLCD land cover, National Structures, Transportat

No parameters required.

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tnm_search_products

Searches USGS The National Map for downloadable elevation, lidar, topo and land-cover products, each with a direct download URL.

No parameters required.

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tnm_products_at_point

Find every USGS National Map product covering a single latitude/longitude — which elevation tile, lidar project, topo quadrangle or land-cover raster contains this spot — each with its direct download

No parameters required.

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Test with curl

The gateway speaks JSON-RPC 2.0 over HTTP POST. You can test any pack directly from the terminal.

List available tools
bash
curl -X POST https://gateway.pipeworx.io/usgs-national-map/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'
Call a tool
bash
curl -X POST https://gateway.pipeworx.io/usgs-national-map/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"tnm_datasets","arguments":{}}}'

Use with the SDK

Install @pipeworx/sdk to call tools from any TypeScript/Node project.

TypeScript
import { Pipeworx } from '@pipeworx/sdk';
const px = new Pipeworx();
const result = await px.call("tnm_datasets", {});
ask_pipeworx
// Or ask in plain English:
const answer = await px.ask("usgs the national map (tnm) access api mcp");