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Water system · PWSID MI0006490

SUPERIOR TOWNSHIP

100
Excellent
PurityRadar safety score

PWSID

MI0006490

State

Michigan

City

YPSILANTI

Population served

6,830

Primary source

SWP

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 100

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

Latest detections from EPA’s UCMR5 monitoring (through Sep 2025). Levels in parts per trillion (ppt).

PFPeA

3 ppt

limit —

No federal limit

Violations & enforcement

1

Violations on record

0

Unaddressed

1

Health-based

9

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Nov 2023. Official EPA record →

Treatment technique · Lead & Copper Rule health-based began Jan 2023 Resolved

Recent enforcement actions

  • State action · SOX Nov 2023
  • State action · SIF Mar 2023
  • State action · SIE Mar 2023
  • State action · SIA Mar 2023
  • State action · SIF Jun 2021
  • State action · SOX May 2021
  • State action · SIE Mar 2021
  • State action · SIA Mar 2021

This profile is built from EPA public records for system MI0006490 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.