Side-by-side water intelligence

Compare water intelligence.

Put cities, states, water systems, or ZIP codes next to each other and read the measurable differences. PurityMap never combines them into a single winner or safety verdict.

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Up to 3, side by side. No overall score, rank or verdict. Missing evidence stays missing.
Water systemBRIDGEPORT CITY OFWV3301703 · WV
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BasisEach column shows its latest public record. Sample years can differ between columns, so compare with care.

FieldBRIDGEPORT CITY OF
SystemBRIDGEPORT CITY OF
PlaceBridgeport
Population served10,775
Source typeSurface Water
Record updated2026-09-16
Findings on record31
Above a listed reference1
Substance by substance

Where the records differ

Detected results first. Each cell keeps the published result and its record state. “No record” is different from “not detected”.

  • Above a reference
  • Detected, within reference
  • Not detected
  • No record
Substance · referenceBRIDGEPORT CITY OF
Perfluorooctanoic acid (PFOA)4.0 ng/L federal MCL (2024)5ng/LAbove a reference
Lead (90th percentile)15 µg/L federal action level0.27µg/LDetected, within reference
Comparison boundary

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Different monitoring periods, source types and coverage can limit direct comparison. Missing evidence stays missing; it is never scored as favourable, and nothing here is combined into an overall rank or safety verdict.