ZipCheckup grade for 11949: B.
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Manorville, NY (11949): PFAS Above 2029 MCL Level - 82/100
EPA data combined for 3 water systems mapped to this ZIP (largest mapped system: Suffolk County Water Authority)
Health-based violation records by water system:
EPA records for the water systems mapped to 11949 in Manorville, NY contain 3 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 1 are marked health-based.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water EPA records for water systems mapped to this ZIP show 1 health-based violation and 2 non-health-based (since 2021).
- Lead The reported 90th-percentile lead result of 0.0013 mg/L is below the EPA action level for water systems; EPA's health goal for lead is zero.
- PFAS At least one PFAS result is above an EPA MCL value (UCMR5 sampling; MCL compliance required from 2029).
- Radon EPA Zone 3 - county-level radon potential, not evidence of a low home result.
- Flood 1 cumulative NFIP claim record. Claim evidence is historical, not current map coverage.
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Read the card below - it documents the sole critical-level finding on file for Manorville (11949), with the high-priority tier of the same safety record returning zero results.
Score Breakdown
Overall Home Safety Score: 82/100
This is the published model score. Component and domain values are shown independently; they are not added together on this page.
Canonical components
Required domains
Coverage: 4 of 4 components and 3 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (7) CRITICAL
Your Water System
ZIP code 11949 in Manorville, New York is mapped to the water system Suffolk County Water Authority (EPA ID: NY5110526). This system provides water to approximately 1,100,000 people from groundwater sources.
There are 3 community water systems serving this area.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| Suffolk County Water Authority | NY5110526 | 1,100,000 | Groundwater |
| Riverhead Water District | NY5103705 | 35,000 | Groundwater |
| Peconic River Mobile Home Park | NY5101296 | 75 | Groundwater |
Other Water Quality Reports in New York
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- 10008 (New York)
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- 10010 (New York)
- 10011 (New York)
- 10012 (New York)
- 10013 (New York)
- 10014 (New York)
- 10015 (New York)
- 10016 (New York)
- 10017 (New York)
- 10018 (New York)
- 10019 (New York)
Nearby Water Quality Reports
- 11955 (Moriches) - 3 mi
- 11934 (Center Moriches) - 3 mi
- 11940 (East Moriches) - 3 mi
- 11950 (Mastic) - 4 mi
- 11941 (Eastport) - 4 mi
- 11967 (Shirley) - 5 mi
- 11973 (Upton) - 5 mi
- 11972 (Speonk) - 5 mi
- 11960 (Remsenburg) - 5 mi
- 11951 (Mastic Beach) - 6 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Suffolk County Water Authority (NY5110526) on EPA.gov.
3 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.
Compliance History
PFAS Contamination Detected
PFAS ("forever chemicals") have been reported in samples from water systems associated with ZIP code 11949. One or more compound results are above the level of a federal PFAS MCL with compliance required from 2029.
Detected compounds: PFHxA, PFPeA, 6:2 FTS, PFOS, PFBA, PFHxS, PFHpA, PFOA, PFNA, PFBS.
Highest measured level: 0.0435 µg/L
Reverse osmosis (RO) and activated carbon block filters can reduce PFAS at the tap. Certifications list the compounds covered: an NSF/ANSI 53 or 58 claim for PFOA/PFOS does not cover every PFAS, so check that the product lists the compounds detected here.
Environmental Hazards (11) MODERATE
Home & Infrastructure (7) OK
Cost & Community (9) MODERATE
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Manorville
Based on local data for ZIP 11949, these services may benefit homeowners in your area.
Based on local data for your area. Use the tools below to explore your options.
Home & Flood Insurance
The ZIP code for this report in Manorville has 1 FEMA flood claim on record. Standard homeowner policies don't cover flood damage - make sure you're protected.
Typical cost: Flood insurance: premiums vary by property and flood zone; request a quote
Check Your Flood Zone (Free)FEMA flood map lookup - see if your property is in a flood zone
Free tip: Check your FEMA flood zone at msc.fema.gov (free lookup)
Service recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.
Frequently Asked Questions
Is the tap water in 11949 safe to drink?
EPA SDWIS records 3 violations since 2021 across the water systems mapped to ZIP 11949 (primary system: Suffolk County Water Authority), including 1 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.
Where does 11949's water come from?
The recorded water source for Suffolk County Water Authority, a system mapped to ZIP code 11949, is Groundwater. This system serves approximately 1,100,000 people.
How does Manorville water compare to the national average?
Manorville's Home Safety Score ranks better than 64% of U.S. ZIP codes, and lower than 64% of ZIP codes within New York.
How can I get my water tested in Manorville?
If Suffolk County Water Authority supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.
Is lead a concern in 11949 tap water?
The Lead and Copper Rule record selected for 11949 reports a 90th-percentile lead result of 0.00125 mg/L for a water system mapped to this ZIP (record date 2027-12-31). The EPA action level is 0.015 mg/L. This result is below the EPA action level; it does not show the lead level in each home.
What is the radon risk for 11949?
11949 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Suffolk County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
Are there PFAS (forever chemicals) in 11949's water?
Yes, PFAS have been detected in samples from water systems mapped to 11949. One or more PFAS results are above the level of a federal PFAS MCL with compliance required from 2029. Reverse osmosis and activated carbon filters certified to NSF/ANSI 53 or 58 specifically for PFOA/PFOS reduction can reduce PFAS.
What does the NFIP claim history show for ZIP 11949?
FEMA records contain 1 flood insurance claim filed in ZIP code 11949; the recorded rated-zone value (the most frequent one if there are several claims) is C, which is claims evidence and may differ from the current FEMA map zone for a property. Claim records do not establish current property risk. Review FEMA's map for the specific property.
How to cite this page
ZipCheckup. (2026). Manorville, NY (11949): PFAS Above 2029 MCL Level - 82/100. https://zipcheckup.com/report/11949/
@misc{zipcheckup-report-11949,
author = {{ZipCheckup}},
title = {{Manorville, NY (11949): PFAS Above 2029 MCL Level - 82/100}},
year = {2026},
url = {https://zipcheckup.com/report/11949/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 11949
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 11955 | Moriches, NY | 2.5 mi | N/A | 0 |
| 11934 | Center Moriches, NY | 2.9 mi | B | 0 |
| 11940 | East Moriches, NY | 3.3 mi | N/A | 0 |
| 11950 | Mastic, NY | 3.8 mi | B | 0 |
| 11941 | Eastport, NY | 3.9 mi | B | 0 |
| 11967 | Shirley, NY | 4.5 mi | B | 0 |
| 11973 | Upton, NY | 4.6 mi | N/A | 0 |
| 11972 | Speonk, NY | 5.2 mi | B | 0 |
| 11960 | Remsenburg, NY | 5.4 mi | N/A | 0 |
| 11951 | Mastic Beach, NY | 6.0 mi | N/A | 0 |
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