PWSID
NY3503559
State
New York
City
WALDEN
Population served
7,007
Primary source
Groundwater
Score history
No change since tracking began Jun 18, 2026.
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 Aug 2023). Levels in parts per trillion (ppt).
Lithium
10,400 ppt
limit —
Violations & enforcement
23
Violations on record
1
Unaddressed
0
Health-based
10
Enforcement actions
From EPA ECHO (SDWIS), most recent enforcement Jul 2025. Official EPA record →
Recent enforcement actions
- State action · SIE Jul 2025
- State action · SFJ Jul 2025
- State action · SIF Jun 2023
- State action · SOX Dec 2013
- State action · SFJ Dec 2013
- State action · SOX Jul 2008
- State action · SFJ Jul 2008
- State action · SOX Feb 2003
This profile is built from EPA public records for system NY3503559 — 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.