PWSID
NY1200270
State
New York
City
SIDNEY
Population served
3,800
Primary source
Groundwater
Score history
▼ 63 points — the score moved from 100 to 37 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 2024). Levels in parts per trillion (ppt).
PFOA
Perfluorooctanoic acid
10 ppt
limit 4 ppt
PFOS
Perfluorooctanesulfonic acid
6.7 ppt
limit 4 ppt
PFHxS
Perfluorohexanesulfonic acid
8.1 ppt
limit 10 ppt
PFBS
3.2 ppt
limit —
Violations & enforcement
10
Violations on record
0
Unaddressed
0
Health-based
82
Enforcement actions
From EPA ECHO (SDWIS), most recent enforcement Oct 2025. Official EPA record →
Recent enforcement actions
- State action · SFJ Oct 2025
- State action · SOX Oct 2025
- State action · SIE Oct 2025
- State action · SIE Jun 2025
- State action · SFJ Jun 2025
- State action · SIE Jun 2025
- State action · SFJ Jun 2025
- State action · SFJ Jun 2024
This profile is built from EPA public records for system NY1200270 — 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.