wastewater_national_trend

shallow

io.github.pipeworx-io/cdc · Verify this server

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"}).

100.0/100

1 trials · measured 16 days ago

wastewater_national_trend scores 100.0/100 on Vouch's measured behaviour index, from 1 real invocation trials against io.github.pipeworx-io/cdc, measured 6 Oct 2026 under methodology v0.2.0. Every measured component scored 100.

Component breakdown

ComponentWeightValue
Reliability35%not applicable
Schema integrity25%100.0
Failure behaviour15%not applicable
Latency15%not applicable
Concurrency10%not applicable

Tool details

Transport
remote
Credential class
self-provisionable
Category
Developer infrastructure
Input schema
not declared
Output schema
not declared
Side-effect classification
unclassified

Score history

DayScoreTierMethodology
2026-10-06100.0shallowv0.2.0

Probe evidence

ProbeOutcomes
schema_integritypass: 1

Raw request/response logs are not archived yet — the outcome counts above are drawn directly from every recorded trial.

Embed this score

Available for every tool, scored or not — not a verification perk. Always links back to this page.

Vouch score: wastewater_national_trend
[![Vouch score](https://vouch.tools/api/tools/84708bff-323a-47bc-b15a-03e6ac088ea7/badge.svg)](https://vouch.tools/tools/84708bff-323a-47bc-b15a-03e6ac088ea7)
wastewater_national_trend — Vouch