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.
CompareUp to 3, side by side. No overall score, rank or verdict. Missing evidence stays missing.
Water systemSELMA, THE WW AND SB OF THE CITY OFAL0000490 · AL
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Identity
Side by side
BasisEach column shows its latest public record. Sample years can differ between columns, so compare with care.
| Field | SELMA, THE WW AND SB OF THE CITY OF |
|---|---|
| System | SELMA, THE WW AND SB OF THE CITY OF |
| Place | Selma Sb |
| Population served | 21,834 |
| Source type | Groundwater |
| Record updated | 2026-09-16 |
| Findings on record | 31 |
| Above a listed reference | 1 |
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 · reference | SELMA, THE WW AND SB OF THE CITY OF |
|---|---|
| Lithium10.0 µg/L EPA health reference level (screening, not a legal limit) | 10.3µg/LAbove a reference |
| Lead (90th percentile)15 µg/L federal action level | 1.7µg/LDetected, within reference |
Comparison boundary
Continue with one system.
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.