Lake City

Lake City, MN · ~5,042 people served

Check your exact address → Lake City overview

100

Excellent

PurityRadar safety score

PWSID

MN1790004

State

Minnesota

City

Lake City

Population served

5,042

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 May 2025). Levels in parts per trillion (ppt).

PFBA

8.9 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Oct 2010. Official EPA record →

Max contaminant level (MCL) · Total coliform health-based began Sep 2010 Resolved

Max contaminant level (MCL) · Total coliform health-based began Aug 2008 Resolved

Max contaminant level (MCL) · Total coliform health-based began Oct 2007 Resolved

Max contaminant level (MCL) · Total coliform health-based began Aug 2002 Resolved

Max contaminant level (MCL) · Total coliform health-based began Apr 2002 Resolved

Max contaminant level (MCL) · Total coliform health-based began Nov 1998 Resolved

Recent enforcement actions

State action · SIF Oct 2010
State action · SOX Sep 2010
State action · SIE Sep 2010
State action · SFJ Sep 2010
State action · SIB Sep 2010
State action · SIC Sep 2010
State action · SIF Sep 2008
State action · SOX Sep 2008

This profile is built from EPA public records for system MN1790004 — 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.