Allis, MI Tap Water Quality 2026

Water quality report for Allis, MI — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Allis's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Onaway, City Of PWSID: MI0005010 Updated: 2026 Q2

✅

No federal limits exceeded on record

Lead has not been reported for this system and no violations are open. PFAS has never been sampled at this system.

Allis earns a B for water quality

Graded on violations alone, with state inspection findings. PFAS not tested. Lead not reported.

Lead: not reported

PFAS never sampled at this system

8 violations since 2015, 0 health-based

No violations currently open

Allis's lead level vs. all Michigan community water systems

0 ppb5 ppb10 ppb15 ppb

Lead level: — 0% of the federal action level

✓ Lower lead than % of Michigan utilities

Population Served

~510 connections

Water Source

Groundwater

Drawn from wells — SDWIS source code GW

Active Violations

8 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)

90th percentile of tap samples collected across the distribution system

0% of EPA action level

Action level: 15 ppb

No lead result has been reported for this system in the current window. That is a gap in state reporting, not a finding of safety.

Contaminant Violations (2015–Present)

Contaminant	Type	Measured	Limit	Period	Status
Revised Total Coliform Rule	REPORTING FAILURE	—	—	2024	Resolved
Lead and Copper Rule	MONITORING AND REPORTING	—	TT	2019	Resolved
Chlorine	MONITORING AND REPORTING	—	4.0 mg/L	2018	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2018–2019	Resolved
Revised Total Coliform Rule	REPORTING FAILURE	—	—	2017	Resolved
Combined Uranium	MONITORING AND REPORTING	—	30 ug/L	2016	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2015–2016	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2015–2016	Resolved

Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

8 violations are on record since 2015, of which 0 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Onaway, City Of

PWSID MI0005010

Water source Groundwater — Drawn from wells — SDWIS source code GW

Population served 11

Service connections 510

Systems serving this area 1

Regulator State primacy agency

Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Allis tap water safe to drink? ▼

No federal limit is exceeded on record. No violations are currently open.

Does Allis water have PFAS? ▼

This system has never been sampled for PFAS. EPA's national monitoring covered systems serving 3,300 people or more, so no results exist — which is not evidence that none is present.

Who supplies water to Allis? ▼

Onaway, City Of (PWSID MI0005010). Groundwater. Drawn from wells — SDWIS source code GW

When was this system last inspected? ▼

It was last inspected on 2025-12-17. No significant deficiencies were recorded.

What Should Allis Residents Do?

Read your annual water report

Your supplier publishes a Consumer Confidence Report each July covering the prior year.

Check for a lead service line

Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.

Flush before drinking

If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

Nearby Cities in Michigan

Rogers City, Mi Tap Water Quality 2026 Presque Isle Onaway, Mi Tap Water Quality 2026 Presque Isle Presque Isle, Mi Tap Water Quality 2026 Presque Isle Krakow, Mi Tap Water Quality 2026 Presque Isle Case, Mi Tap Water Quality 2026 Presque Isle Posen, Mi Tap Water Quality 2026 Presque Isle