PWSID
NC0351185
State
North Carolina
City
CARY
Population served
160
Primary source
SWP
Score history
▼ 62 points — the score moved from 100 to 38 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 Sep 2025). Levels in parts per trillion (ppt).
PFOS
Perfluorooctanesulfonic acid
7.7 ppt
limit 4 ppt
PFOA
Perfluorooctanoic acid
7.6 ppt
limit 4 ppt
PFHxA
6.8 ppt
limit —
PFPeA
6.8 ppt
limit —
PFBA
5.7 ppt
limit —
PFBS
4.7 ppt
limit —
Violations & enforcement
8
Violations on record
0
Unaddressed
1
Health-based
18
Enforcement actions
From EPA ECHO (SDWIS), most recent enforcement Jun 2024. Official EPA record →
Recent enforcement actions
- State action · SIF Jun 2024
- State action · SFL Oct 2023
- State action · SIE Oct 2023
- State action · SFJ Oct 2023
- State action · SOX Aug 2023
- State action · SO0 Sep 2010
- State action · SOX Sep 2010
- State action · SO0 Sep 2010
This profile is built from EPA public records for system NC0351185 — 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.