`search_sites`

Pack: usgswater · Endpoint: https://gateway.pipeworx.io/usgswater/mcp

Find active USGS stream-gage sites in a US state that have real-time instantaneous data.

Parameters

Name	Type	Required	Description
`state`	string	yes	Two-letter US state abbreviation (e.g., “VA”, “CA”, “TX”)

Example call

Arguments

{
  "state": "VA"
}

curl

curl -X POST https://gateway.pipeworx.io/usgswater/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"search_sites","arguments":{"state":"VA"}}}'

TypeScript (@pipeworx/sdk)

import { Pipeworx } from '@pipeworx/sdk';
const pipeworx = new Pipeworx();

const result = await pipeworx.call('search_sites', {
  "state": "VA"
});

More examples

{
  "state": "CA"
}

Response shape

Always returns: state, count, sites

Field	Type	Description
`state`	string	Two-letter US state abbreviation (uppercase)
`count`	integer	Number of sites found
`sites`	array	List of active stream-gage sites

Full JSON Schema

{
  "type": "object",
  "properties": {
    "state": {
      "type": "string",
      "description": "Two-letter US state abbreviation (uppercase)"
    },
    "count": {
      "type": "integer",
      "description": "Number of sites found"
    },
    "sites": {
      "type": "array",
      "description": "List of active stream-gage sites",
      "items": {
        "type": "object",
        "properties": {
          "site_id": {
            "type": [
              "string",
              "null"
            ],
            "description": "USGS site number"
          },
          "site_name": {
            "type": [
              "string",
              "null"
            ],
            "description": "Name of the monitoring site"
          },
          "latitude": {
            "type": [
              "number",
              "null"
            ],
            "description": "Latitude coordinate"
          },
          "longitude": {
            "type": [
              "number",
              "null"
            ],
            "description": "Longitude coordinate"
          },
          "huc": {
            "type": [
              "string",
              "null"
            ],
            "description": "Hydrologic Unit Code"
          },
          "drainage_area_sqmi": {
            "type": [
              "number",
              "null"
            ],
            "description": "Drainage area in square miles"
          }
        }
      }
    }
  },
  "required": [
    "state",
    "count",
    "sites"
  ]
}

Connect

Add this to your MCP client config, or use one-click install buttons:

{
  "mcpServers": {
    "usgswater": {
      "url": "https://gateway.pipeworx.io/usgswater/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

search_sites