ZipCheckup grade for 06403: D.

Federal records show several conditions worth reviewing.

Your top priority: test this home for radon. Check your ZIP → EPA radon map

Water Quality Report
D 50

Beacon Falls, CT (06403): PFAS Detected in Mapped Water Systems - 50/100

EPA data combined for 2 water systems mapped to this ZIP (largest mapped system: Aquarion-valley)

PFAS Detected High County Radon Potential

EPA records for the water systems mapped to 06403 in Beacon Falls, CT contain zero recorded violations for inclusive record years 2021 through 2026. This does not establish that every category was monitored or published, and it does not cover events outside that source window.

Data source: U.S. Environmental Protection Agency (EPA) SDWIS

Based on EPA Drinking Water FEMA Flood Data U.S. Census CDC Energy Information Admin. USGS Water Data & 9 more federal sources
Latest air quality, EPA records and weather alerts Current data temporarily unavailable
Current EPA violation data unavailable
Water records and current conditions
Current EPA violation data unavailable
Safety Score
D 50/100
Water Quality PFAS above MCL
Lead Risk Below action level 0.0011 mg/L, 90th percentile, sample period ending 2025-12-31
NFIP Claim History Claim records 5 claims
Data confidence: High (direct measurement) Medium (sampled / sub-geography) Low (modeled / inferred) Methodology →

At a Glance

  • Water No drinking-water violations in EPA records since 2021.
  • Lead The reported 90th-percentile lead result of 0.0011 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 1 - highest county-level potential. This is not a home measurement; test before any threshold comparison.
  • Flood 5 cumulative NFIP claim records. Claim evidence is historical, not current map coverage.
Contaminant Summary
PFAS Detected
PFAS detected
Report data assembled: Jul 27, 2026 EPA water-system identity: source date or period is not present in ZipCheckup's accepted source record EPA violation history: more than two update cycles old Lead, copper and UCMR measurements: source date or period is not present in ZipCheckup's accepted source record
D
ZIP-level Home Safety model score: 50 / 100
Bottom 7% of U.S. ZIP codes
2
Water Systems
13,080
People Served
0
Health Violations (since 2021)
Surface water
Water Source
0.0011 mg/L
Reported Lead ResultBelow the national median of system results
Zone 1
County Radon Potential · High
$324K
Median Home ValueState median: $349K

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Score Breakdown

Overall Home Safety Score: 50/100

This is the published model score. Component and domain values are shown independently; they are not added together on this page.

Canonical components

EPA water compliance
100/100
Observed
PFAS MCL screen
0/100
Observed
EPA radon zone
0/100
Observed
Annual EPA AirData AQI
100/100
Observed

Required domains

Drinking water
50/100
Indoor environment
0/100
Outdoor environment
100/100

Coverage: 4 of 4 components and 3 of 3 domains observed.

Model 4.0.0; series home-safety-v4-cross-vertical.

Safety & Health (7) HIGH

Your Water System

ZIP code 06403 in Beacon Falls, Connecticut is mapped to the water system Aquarion-valley (EPA ID: CT1240011). This system provides water to approximately 13,080 people from surface water sources.

There are 2 community water systems serving this area.

Water Systems Serving This Area

System Name EPA ID Population Source
Aquarion-valley CT1240011 13,080 Surface water
Ctwc - Naugatuck Region-central System CT0880011 22,735 Surface water

Other Water Quality Reports in Connecticut

Nearby Water Quality Reports

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Aquarion-valley (CT1240011) on EPA.gov.

5 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.

📊 EPA Safe Drinking Water · View source →

PFAS Contamination Detected

PFAS ("forever chemicals") have been reported in samples from water systems associated with ZIP code 06403. One or more compound results are above the level of a federal PFAS MCL with compliance required from 2029.

Detected compounds: PFOA, PFOS, PFPeA, PFHxA, PFBS, PFHpA.

Highest measured level: 0.0081 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.

📊 EPA UCMR5 · View source →
Environmental Hazards (10) HIGH
Home & Infrastructure (8) OK
Cost & Community (9) HIGH

CPSC product recall notices

These national notices are not matched to this ZIP code or water system.

View all recalls →

📊 CPSC · View source →

Protect Your Home in Beacon Falls

Based on local data for ZIP 06403, 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 Beacon Falls has 5 FEMA flood claims 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)

Gutter Installation & Repair

The median home in 06403 was built around 1971. Aging gutters can cause foundation damage, basement flooding, and mold - a professional assessment can prevent costly repairs.

Typical cost: Gutter installation: typically $1,000–$2,500 for a standard home

Estimate Your Home Maintenance Costs

Window Replacement

The median build year of homes in Beacon Falls is 1971; check the age and condition of your own windows. ENERGY STAR windows can save $101–$583/year on energy bills.

Typical cost: Window replacement: typically $300–$800 per window installed

Estimate Your Home Maintenance Costs

Roofing Inspection & Repair

Homes built around 1971 may be on their second or third roof. A professional inspection can catch damage before leaks start.

Typical cost: Roof inspection: typically $75–$300; repairs $300–$1,500

Estimate Your Home Insurance Needs

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 06403 safe to drink?

EPA SDWIS records 0 violations since 2021 across the water systems mapped to ZIP 06403 (primary system: Aquarion-valley), including 0 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 06403's water come from?

The recorded water source for Aquarion-valley, a system mapped to ZIP code 06403, is Surface water. This system serves approximately 13,080 people.

How does Beacon Falls water compare to the national average?

Beacon Falls's Home Safety Score ranks lower than 93% of U.S. ZIP codes, and lower than 83% of ZIP codes within Connecticut.

How can I get my water tested in Beacon Falls?

If Aquarion-valley 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 06403 tap water?

The Lead and Copper Rule record selected for 06403 reports a 90th-percentile lead result of 0.0011 mg/L for a water system mapped to this ZIP (record date 2025-12-31). 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 06403?

06403 is mapped to a county in EPA Radon Zone 1 (high county-level radon potential; EPA recommends testing every home), located in New Haven 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 06403's water?

Yes, PFAS have been detected in samples from water systems mapped to 06403. 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 06403?

FEMA records contain 5 flood insurance claims filed in ZIP code 06403; the recorded rated-zone value (the most frequent one if there are several claims) is A, 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

APA ZipCheckup. (2026). Beacon Falls, CT (06403): PFAS Detected in Mapped Water Systems - 50/100. https://zipcheckup.com/report/06403/
BibTeX 
@misc{zipcheckup-report-06403,
  author = {{ZipCheckup}},
  title  = {{Beacon Falls, CT (06403): PFAS Detected in Mapped Water Systems - 50/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/report/06403/}
}

Page version: October 2026.

Nearby ZIP Code Reports

Water quality comparison for ZIP codes near 06403

ZIP Code City, State Distance Grade Violations
06524 Bethany, CT 3.1 mi N/A 0
06483 Seymour, CT 3.7 mi D 1
06478 Oxford, CT 3.8 mi D 1
06770 Naugatuck, CT 3.8 mi C 6
06712 Prospect, CT 6.2 mi C 4
06401 Ansonia, CT 6.6 mi D 0
06706 Waterbury, CT 7.0 mi C 6
06762 Middlebury, CT 7.3 mi D 6
06491 Stevenson, CT 7.5 mi N/A 0
06708 Waterbury, CT 7.9 mi C 11

Contaminants Detected in 06403

Learn more about the contaminants found in your water supply:

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Coverage: 15/17 risk factors Data sources →
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