Blue Lake
EPA ID: NY3512132 · 1,850 people served · 1 ZIP code
From the earliest to the most recent cycle in the five-year EPA window, Blue Lake has logged zero violations — no MCL exceedances, no health advisories, and no enforcement activity across the entire period for the 1,850 people in its service area, a record that stands up well against both state and national benchmarks.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 9 (2024) to 6 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Blue Lake Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Blue Lake serves a community with a median household income of $166,838 and an estimated 5,925 residents across its service area. Approximately 88% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Blue Lake's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
About 1% of homes in Rockland County, New York rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 10 detections recorded. 2 exceed federal EPA limits (4 ppt for PFOA/PFOS). 1 exceeds state limits.
Comparable Water Systems
Similar-sized systems in New York
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Blue Lake (EPA ID: NY3512132) is a community water system in New York that serves approximately 1,850 people from surface water sources.
This system serves ZIP code 10994 in West Nyack.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
- 10994 — West Nyack
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Blue Lake (NY3512132) on EPA.gov.
Frequently Asked Questions
Is Blue Lake water safe to drink?
Based on EPA records, Blue Lake has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Blue Lake serve?
Blue Lake serves approximately 1,850 people across 1 ZIP code in New York.
Where does Blue Lake get its water?
The primary water source is surface water.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.