Redwood City, CA
Contamination score
Higher = more contaminated vs. other cities.
Share this with friends & family you care about ❤️
Help someone you love know what's in their water — we'll email them Redwood City's report. No sign-ups, no list.
Reported illness & cancer claims
No claims reported yet. Be the first to add one.
Claims are aggregated from public records and community reports and may be unverified. If you believe your illness is linked to local water, request a consultation.
Self-reported issues
No issues reported yet. Be the first to report one.
Get water alerts for Redwood City, CA
We'll email you when a new violation, lawsuit, or health report appears for Redwood City's water. Free, unsubscribe anytime.

Public water systems
City Of Redwood City
- PWSID:
- CA4110022
- Source:
- Surface water
- Serves:
- 92,819 people
EPA & DEP violations
City Of Redwood City
PWSID CA41100223 violationsSurface Water Treatment Rule — TT violation
high severityHealth-basedResolvedSurface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began Mar 1, 2015 · 11 years ago · Source ↗
Coliform (TCR) — MCL violation
high severityHealth-basedResolvedColiform (TCR) MCL violation (Resolved).
EPA SDWIS · MCL · Began Jan 1, 2014 · 12 years ago · Source ↗
Violation — Violation violation
medium severityContaminant Violation violation.
EPA SDWIS · Violation · Began — · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.