C

Columbia, CA

—no score

Contamination score

Higher = more contaminated vs. other cities.

0
Water sources
1
Violations
0
Pollution sources
0
Self-reported
0
Lawsuits

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Reported illness & cancer claims

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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

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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

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Public water systems

TUD - COLUMBIA WATER SYSTEM

PWSID:
CA5510013
Source:
Surface water
Serves:
5,463 people

EPA & DEP violations

TUD - COLUMBIA WATER SYSTEM

PWSID CA55100131 violation

  • Monitoring violation — TUD - COLUMBIA WATER SYSTEM

    low severityResolved

    EPA SDWIS violation 711002 (code 3D) at TUD - COLUMBIA WATER SYSTEM (PWSID CA5510013).

    EPA SDWIS · Monitoring violation · Began Apr 1, 2025 · 1 year ago · Source ↗

Water-related lawsuits

No lawsuits on record.

In the news & sources

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