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 systemFORT SMITH WATER UTILITIESAR0000507 · AR
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Identity

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BasisEach column shows its latest public record. Sample years can differ between columns, so compare with care.

FieldFORT SMITH WATER UTILITIES
SystemFORT SMITH WATER UTILITIES
PlaceFort Smith
Population served86,209
Source typeSurface Water
Record updated2026-09-16
Findings on record31
Above a listed reference0
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 · referenceFORT SMITH WATER UTILITIES
Lead (90th percentile)15 µg/L federal action level1µg/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.