U.s.m.a. - Stoney Lonesome Sys
EPA ID: NY3511338 · 4,000 people served · 2 ZIP codes
ZipCheckup's reading of EPA records for U.s.m.a. - Stoney Lonesome Sys (NY3511338): no drinking-water violations recorded since 2021. Water monitoring history at U.s.m.a. - Stoney Lonesome Sys, as reported to the EPA, contains no recorded violations; 4,000 residents are counted in its service population.
Data: EPA SDWIS
Service Area Map
Coverage area for U.s.m.a. - Stoney Lonesome Sys Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with U.s.m.a. - Stoney Lonesome Sys have a median household income of $117,903 and about 11,822 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 68% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
U.s.m.a. - Stoney Lonesome Sys'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.
Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites.
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
U.s.m.a. - Stoney Lonesome Sys (EPA ID: NY3511338) is a community water system in New York that serves approximately 4,000 people from surface water sources.
This system provides water to 2 ZIP codes across 2 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.001 mg/L | No | 2023-12-31 |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Radon Risk in Service Area
2 of 2 ZIP records with known zones are in EPA Radon Zone 1.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
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.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for U.s.m.a. - Stoney Lonesome Sys (NY3511338) on EPA.gov.
Frequently Asked Questions
Is U.s.m.a. - Stoney Lonesome Sys water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for U.s.m.a. - Stoney Lonesome Sys in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does U.s.m.a. - Stoney Lonesome Sys serve?
U.s.m.a. - Stoney Lonesome Sys serves approximately 4,000 people across 2 ZIP codes in New York.
Where does U.s.m.a. - Stoney Lonesome Sys get its water?
The primary water source is surface water.
Federal UCMR5 PFAS Monitoring: No PFAS Reported Above Reporting Levels
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were reported above UCMR5 minimum reporting levels.
EPA's April 2024 PFAS rule sets MCLs of 4 ppt for PFOA and PFOS and 10 ppt for PFHxS, PFNA and HFPO-DA (GenX); water systems must comply from 2029. Other PFAS compounds have no individual federal MCL. A state standard is shown only where this system's state has its own enforceable PFAS limit. Detection results are EPA UCMR5 samples, not a measurement at your tap.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). U.s.m.a. - Stoney Lonesome Sys Water Quality Report, NY. https://zipcheckup.com/water-system/ny3511338/
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