Cosmos, MN Tap Water Quality 2026

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

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

Main Utility: Cosmos PWSID: MN1470011 Updated: 2026 Q2

✅

No federal limits exceeded on record

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

Cosmos earns a B for water quality

Graded on violations and lead, with state inspection findings. PFAS not tested.

Lead: not detected

PFAS never sampled at this system

4 violations since 2015, 4 health-based

No violations currently open

Cosmos's lead level vs. all Minnesota community water systems

0 ppb5 ppb10 ppb15 ppb

Lead level: Not detected — 0% of the federal action level

✓ Lower lead than % of Minnesota utilities

Population Served

~243 connections

Water Source

Groundwater

Drawn from wells — SDWIS source code GW

Active Violations

4 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)

90th percentile of tap samples collected across the distribution system

0% of EPA action level

Not detected

Action level: 15 ppb

Lead was not detected at the 90th percentile — the result fell below the laboratory detection limit. That is not the same as an absence of lead in every tap, and older homes with lead service lines can still show higher readings.

Contaminant Violations (2015–Present)

Contaminant	Type	Measured	Limit	Period	Status
Arsenic	MCL EXCEEDANCE	0.0208 MG/L	0.010 mg/L	2021	Resolved
Arsenic	MCL EXCEEDANCE	0.0253 MG/L	0.010 mg/L	2021	Resolved
Arsenic	MCL EXCEEDANCE	0.023 MG/L	0.010 mg/L	2021	Resolved
Arsenic	MCL EXCEEDANCE	0.0171 MG/L	0.010 mg/L	2021	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

4 violations are on record since 2015, of which 4 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Cosmos

PWSID MN1470011

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

Population served 4

Service connections 243

Systems serving this area 1

Regulator State primacy agency

Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Cosmos tap water safe to drink? ▼

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

Does Cosmos 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 Cosmos? ▼

Cosmos (PWSID MN1470011). Groundwater. Drawn from wells — SDWIS source code GW

When was this system last inspected? ▼

It was last inspected on 2024-12-23. No significant deficiencies were recorded.

What Should Cosmos 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 Minnesota

Litchfield, Mn Tap Water Quality 2026 Meeker Dassel, Mn Tap Water Quality 2026 Meeker Eden Valley, Mn Tap Water Quality 2026 Meeker Watkins, Mn Tap Water Quality 2026 Meeker Grove City, Mn Tap Water Quality 2026 Meeker Cosmos, Mn Tap Water Quality 2026 Meeker