`wastewater_national_trend`

Pack: cdc · Connect: https://pipeworx.io/mcp (see Connect below for a single-pack URL)

No MCP client? Call it directly: GET https://gateway.pipeworx.io/v1/tools/wastewater_national_trend for the schema, then POST the same URL with its arguments for the data.

National CDC NWSS wastewater viral activity level (WVAL) for SARS-CoV-2, influenza A, or RSV — the leading public signal for near-term respiratory infection and test-demand trends, published weekly (Fridays) from ~800+ US sewershed sites. Returns the latest week’s national level (Very Low/Low/Moderate/High/Very High, population-weighted across reporting sites), the category breakdown, and a week-over-week trend. Example: wastewater_national_trend({“pathogen”:“SARS-CoV-2”}).

Parameters

Name	Type	Required	Description
`pathogen`	string	no	Pathogen: “SARS-CoV-2” (aliases: covid, covid-19), “Influenza A” (aliases: flu, influenza), or “RSV”. Default SARS-CoV-2.
`weeks`	number	no	Trailing weeks of history to include (default 4, max 12).

Example call

Arguments

{
  "pathogen": "SARS-CoV-2"
}

curl

curl -X POST https://gateway.pipeworx.io/cdc/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"wastewater_national_trend","arguments":{"pathogen":"SARS-CoV-2"}}}'

TypeScript (@pipeworx/sdk)

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

const result = await pipeworx.call('wastewater_national_trend', {
  "pathogen": "SARS-CoV-2"
});

More examples

{
  "pathogen": "flu",
  "weeks": 6
}

Connect

Add this to your MCP client config — every tool in the catalog, including this one — or use one-click install buttons:

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

Connect to just the cdc pack

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

See Getting Started for client-specific install steps.

wastewater_national_trend