Forensic evidence record · ev-az0407100-f-tempe-lead
Lead (90th percentile)
A single published measurement record with its qualifier, sampling context, source identifier, method note, and stated limitations kept together.
Published evidence record
4.4 µg/LReported measurementMeasurement evidence
- Analyte
- Lead (90th percentile)
- Result qualifier
- =
- Reference basis
- 15 µg/L federal action level
- Sampling location
- Distribution System Tap
- Water system ID
- AZ0407100
- Source ID
- src-sdwis-lcr-2024
Laboratory context
No laboratory method note was published with this record.
Sampling context
This result represents a distribution system tap sample. It does not establish the condition at every distribution point or household tap.
Record limitation
A compliance summary across sampled distribution-system or household-tap locations; it does not describe the water at any single tap.
Source provenance
State SDWIS Compliance Record
SDWIS Lead & Copper Rule — 2022–2024 monitoring round
U.S. Environmental Protection Agency · Published 2024
Lead & Copper Rule 90th-percentile result for the 2022–2024 monitoring round. Summary across sampled household taps; not a measurement of any specific home.
How to interpret this record
This page preserves one measurement. Interpretation requires its qualifier, reporting limit, reference basis, date, sampling location, and limitations; the number alone is not a safety verdict.
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