S

Sunnyvale, CA

—no score

Contamination score

Higher = more contaminated vs. other cities.

⚠️1 health-based violation on record.
0
Water sources
20
Violations
0
Pollution sources
0
Self-reported
0
Lawsuits

Share this with friends & family you care about ❤️

Help someone you love know what's in their water — we'll email them Sunnyvale'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.

Pollution sources & reported claims near your water

Factories, greenhouses, and contaminated sites mapped around the water supply. Tap any circle for detail.

Critical High Medium Reported claim

Get water alerts for Sunnyvale, CA

We'll email you when a new violation, lawsuit, or health report appears for Sunnyvale's water. Free, unsubscribe anytime.

Home water filtration system

Protect your home

Improve Sunnyvale's water

A certified filtration system can remove lead, PFAS, nitrates, and the contaminants flagged on this page. Get a free, no-obligation quote tailored to your home.

What are you interested in?

By submitting you agree to be contacted about water treatment options.

Public water systems

City Of Sunnyvale

PWSID:
CA4310014
Source:
Surface water
Serves:
157,566 people

EPA & DEP violations

City Of Sunnyvale

PWSID CA431001420 violations
  • Surface Water Treatment Rule — TT violation

    high severityHealth-basedResolved

    Surface Water Treatment Rule TT violation (Resolved).

    EPA SDWIS · TT · Began Mar 1, 2015 · 11 years ago · Source ↗

  • Arsenic — MR violation

    medium severityResolved

    Arsenic MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Fluoride — MR violation

    medium severityResolved

    Fluoride MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Mercury — MR violation

    medium severityResolved

    Mercury MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Nitrite — MR violation

    medium severityResolved

    Nitrite MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Thallium, Total — MR violation

    medium severityResolved

    Thallium, Total MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • cis-1,2-Dichloroethylene — MR violation

    medium severityResolved

    cis-1,2-Dichloroethylene MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • DICHLOROMETHANE — MR violation

    medium severityResolved

    DICHLOROMETHANE MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • o-Dichlorobenzene — MR violation

    medium severityResolved

    o-Dichlorobenzene MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • trans-1,2-Dichloroethylene — MR violation

    medium severityResolved

    trans-1,2-Dichloroethylene MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • 1,1,1-Trichloroethane — MR violation

    medium severityResolved

    1,1,1-Trichloroethane MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Trichloroethylene — MR violation

    medium severityResolved

    Trichloroethylene MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Benzene — MR violation

    medium severityResolved

    Benzene MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Endrin — MR violation

    medium severityResolved

    Endrin MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Methoxychlor — MR violation

    medium severityResolved

    Methoxychlor MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Endothall — MR violation

    medium severityResolved

    Endothall MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Glyphosate — MR violation

    medium severityResolved

    Glyphosate MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Di(2-ethylhexyl) adipate — MR violation

    medium severityResolved

    Di(2-ethylhexyl) adipate MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Di(2-ethylhexyl) phthalate — MR violation

    medium severityResolved

    Di(2-ethylhexyl) phthalate MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Picloram — MR violation

    medium severityResolved

    Picloram MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

Water-related lawsuits

No lawsuits on record.

In the news & sources

No coverage linked yet.