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usgswater

Official registry Archived Security

USGS Water MCP — wraps USGS National Water Information System (NWIS) REST services (free, no auth)

Source code Website Documentation

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http usgswater 'https://gateway.pipeworx.io/usgswater/mcp'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "usgswater": {
            "type": "http",
            "url": "https://gateway.pipeworx.io/usgswater/mcp"
        }
    }
}

Documentation

From the project's README on GitHub, refreshed weekly. Links open on GitHub.

Contents
  1. mcp-usgswater
  2. Tools
  3. Quick Start
  4. Using with ask_pipeworx
  5. More
  6. License

mcp-usgswater

USGS Water MCP — wraps USGS National Water Information System (NWIS) REST services (free, no auth)

Part of Pipeworx — an MCP gateway connecting AI agents to 673+ live data sources.

Tools

ToolDescription

Quick Start

Add to your MCP client (Claude Desktop, Cursor, Windsurf, etc.):

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

Or connect to the full Pipeworx gateway for access to all 673+ data sources:

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

Using with ask_pipeworx

Instead of calling tools directly, you can ask questions in plain English:

ask_pipeworx({ question: "your question about Usgswater data" })

The gateway picks the right tool and fills the arguments automatically.

More

License

MIT

Frequently asked questions

What is usgswater?

USGS Water MCP — wraps USGS National Water Information System (NWIS) REST services (free, no auth)

How do I install usgswater?

It runs as a remote server. In Claude Code: claude mcp add --transport http usgswater 'https://gateway.pipeworx.io/usgswater/mcp'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does usgswater need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Is usgswater open source?

Yes. Its code is on GitHub under the MIT license.

Who maintains usgswater?

It is published by pipeworx-io. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.