Sleepy Hollow Mhp
EPA ID: NY1010860 · 15 people served · 1 ZIP code
Five years of EPA monitoring have produced no violations for Sleepy Hollow Mhp — the supplier serving 15 residents has kept every contaminant level within federal limits, a result that places it among the top-performing utilities for systems with a service population of comparable size.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Sleepy Hollow Mhp Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Sleepy Hollow Mhp serves a community with a median household income of $104,438 and an estimated 4,853 residents across its service area. Approximately 67% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Sleepy Hollow Mhp's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
About 1% of homes in Rensselaer 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. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
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
Sleepy Hollow Mhp (EPA ID: NY1010860) is a community water system in New York that serves approximately 15 people from groundwater sources.
This system serves ZIP code 12123 in Nassau.
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
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by NY or modeled from parcel and building-footprint data.
- 12123 — Nassau
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Sleepy Hollow Mhp (NY1010860) on EPA.gov.
Frequently Asked Questions
Is Sleepy Hollow Mhp water safe to drink?
Based on EPA records, Sleepy Hollow Mhp has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Sleepy Hollow Mhp serve?
Sleepy Hollow Mhp serves approximately 15 people across 1 ZIP code in New York.
Where does Sleepy Hollow Mhp get its water?
The primary water source is groundwater.
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.