PWSID
MN1620011
State
Minnesota
City
North St. Paul
Population served
13,134
Primary source
Groundwater
Score history
▼ 9 points — the score moved from 100 to 91 on Jun 18, 2026, as newly published EPA data was incorporated.
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 Jul 2023). Levels in parts per trillion (ppt).
PFOS
Perfluorooctanesulfonic acid
4.2 ppt
limit 4 ppt
PFHxS
Perfluorohexanesulfonic acid
3.4 ppt
limit 10 ppt
PFBA
37 ppt
limit —
Violations & enforcement
1
Violations on record
0
Unaddressed
1
Health-based
10
Enforcement actions
From EPA ECHO (SDWIS), most recent enforcement Sep 1999. Official EPA record →
Recent enforcement actions
- State action · SIF Sep 1999
- State action · SOX Sep 1999
- State action · SFH Aug 1999
- State action · SFJ Aug 1999
- State action · SIC Aug 1999
- State action · SIE Aug 1999
- State action · SIA Aug 1999
- State action · SIB Aug 1999
This profile is built from EPA public records for system MN1620011 — 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.