AZ0407100
AZ
No open health violations

City of Tempe

Surface water · Local · Mail Stop 38, 1 PO BOX 5002

Overall Risk Level

Low Concern

No Concern
Low
Moderate
High
Critical

Minor detections below regulatory limits. Routine monitoring adequate.

Utility Overview

Population Served

165,000

Source Type

Surface water

Ownership

Local

PWSID

AZ0407100

Detected Contaminants

CCR data ingestion in progress

Contaminant detection levels from Consumer Confidence Reports are being parsed and linked to utilities. Check back soon, or view the official report directly from the EPA links below.

View on EPA ECHO

Violation History

Sourced from EPA SDWIS. Health-based violations mean a contaminant exceeded the legal limit. Monitoring/Reporting violations mean required test results were not submitted to EPA — not necessarily that the water is unsafe.

MR

Resolved
Jan 2018 – Feb 2019Monitoring/Reporting failureCode 1024

MR

Resolved
Jan 2018 – Jul 2018Monitoring/Reporting failureCode 2039

MR

Resolved
Oct 2017 – Jul 2018Monitoring/Reporting failureCode 2039

Treatment Technique

Resolved
Oct 2017Health-basedCode 0800

MCL ViolationHaloacetic Acids (HAA5)

Resolved
Apr 2017 – Oct 2017Health-based

MR

Resolved
Jan 2016 – Apr 2016Monitoring/Reporting failureCode 0999

MR

Resolved
Oct 2015 – Jan 2016Monitoring/Reporting failureCode 0999

MRLead

Resolved
Jul 2004 – Dec 2006Monitoring/Reporting failure

OtherNitrate

Resolved
Jul 2004Monitoring/Reporting failure

Related Pages

Data Sources & Provenance

All data on this page is sourced from official U.S. government or public datasets.

EPA ECHO — Water System & Compliance ReportPWSID AZ0407100View source
EPA CCR — Consumer Confidence ReportsView source
Last updated: 2026-04-15
High Confidence
Annual refresh cycle

At a Glance

PWSIDAZ0407100
StateArizona
Risk Levellow
Population Served165,000
Open Health Violations0

Service area match is likely but not guaranteed. Your water bill is the most reliable way to confirm your provider.