BLACKMAN TOWNSHIP

JACKSON, MI · ~21,222 people served

Check your exact address → JACKSON overview

100

Excellent

PurityRadar safety score

PWSID

MI0000740

State

Michigan

City

JACKSON

Population served

21,222

Primary source

GUP

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 Apr 2024). Levels in parts per trillion (ppt).

Lithium

11,900 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Apr 2021. Official EPA record →

Monitoring & reporting · Total trihalomethanes (TTHM) began Feb 2020 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Feb 2020 Resolved

Max contaminant level (MCL) · Total coliform health-based began Jul 2015 Resolved

Recent enforcement actions

State action · SIF Apr 2021
State action · SOX Aug 2020
State action · SIE Jul 2020
State action · SIA Jul 2020
State action · SIA Aug 2015
State action · SIE Aug 2015
State action · SIF Aug 2015
State action · SOX Jul 2015

This profile is built from EPA public records for system MI0000740 — 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.