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Water system · PWSID MI0004340

MICHIGAN STATE UNIVERSITY

EAST LANSING, MI · ~12,793 people served

Check your exact address → EAST LANSING overview
100
Excellent
PurityRadar safety score

PWSID

MI0004340

State

Michigan

City

EAST LANSING

Population served

12,793

Primary source

Groundwater

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 2023). Levels in parts per trillion (ppt).

Lithium

11,500 ppt

limit —

No federal limit

Violations & enforcement

5

Violations on record

0

Unaddressed

2

Health-based

16

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Nov 2025. Official EPA record →

Max contaminant level (MCL) · Uranium health-based began Jul 2025 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jul 2023 Resolved
Monitoring · Lead & Copper Rule began Jul 2023 Resolved
Monitoring & reporting · Uranium began Apr 2023 Resolved
Max residual disinfectant · EPA contaminant 1008 health-based began Jan 2004 Resolved

Recent enforcement actions

  • State action · SIF Nov 2025
  • State action · SIE Oct 2025
  • State action · SIA Oct 2025
  • State action · SOX Jul 2025
  • State action · SIF Aug 2024
  • State action · SIF Aug 2024
  • State action · SOX Jul 2024
  • State action · SIA Nov 2023

This profile is built from EPA public records for system MI0004340 — 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.