Summary
Wraps the USGS National Water Information System REST APIs so you can query real time water data from thousands of monitoring sites across the US. No API key needed. Part of the Pipeworx gateway, which means you can either use it standalone or access it through their unified endpoint alongside 250+ other data sources. The repo doesn't list specific tools, but NWIS typically covers stream flow, groundwater levels, reservoir storage, and water quality measurements. Useful when you need hydrological data for analysis, monitoring, or building apps that track drought conditions, flood risk, or water availability. Available over streamable HTTP transport.
Keep your Mac awake while Claude Code and 40+ AI agents run. Sleeps when they're idle.
One time payment $9 →
Integrate web data into your AI product. One API to scrape website & brand data.
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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
| Tool | Description |
|---|
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
Featured
Keep your Mac awake while Claude Code and 40+ AI agents run. Sleeps when they're idle.
One time payment $9 →Integrate web data into your AI product. One API to scrape website & brand data.
Get API Key Now →Agent, run crypto. Access onchain data & trade routes via 1inch.
Install now →On Capafy, your Skill runs online 24/7 as an agent product, and you get paid every time someone uses it.
Start earning →