ZipCheckup grade for 27527: B.

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Your top priority: use a filter certified to reduce PFAS; check which ones. Check your ZIP → EPA PFAS info

Water Quality Report
B 81

Clayton, NC (27527): PFAS Above 2029 MCL Level - 81/100

EPA data combined for 8 water systems mapped to this ZIP (largest mapped system: Flowers Plantation)

PFAS Detected

EPA records for the water systems mapped to 27527 in Clayton, NC contain 8 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 0 are marked health-based.

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
B 81/100
Water Quality PFAS above MCL 8 non-health-based violation records in EPA data
Lead Risk Below action level Below the reporting limit, 90th percentile, sample period ending 2024-06-30
NFIP Claim History Claim records 1 claim
Data confidence: High (direct measurement) Medium (sampled / sub-geography) Low (modeled / inferred) Methodology →

At a Glance

  • Water EPA records for water systems mapped to this ZIP show 8 violations (non-health) (since 2021).
  • Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; 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.
Contaminant Summary
Violations on record (not health-based)
8 violations 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
B
ZIP-level Home Safety model score: 81 / 100
Home Safety Score higher than 62% of ZIP codes nationwide
8
Water Systems
11,643
People Served
0
Health Violations (since 2021)
Surface water
Water Source
Zone 3
County Radon Potential · Low
$361K
Median Home Value78% above state median ($203K)

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Score Breakdown

Overall Home Safety Score: 81/100

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
84/100
Observed
PFAS MCL screen
0/100
Observed
EPA radon zone
100/100
Observed
Annual EPA AirData AQI
100/100
Observed

Required domains

Drinking water
42/100
Indoor environment
100/100
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 27527 in Clayton, North Carolina is mapped to the water system Flowers Plantation (EPA ID: NC0351195). This system provides water to approximately 11,643 people from surface water sources.

There are 8 community water systems serving this area.

Water Systems Serving This Area

System Name EPA ID Population Source
Flowers Plantation NC0351195 11,643 Surface water
Johnston Company-west NC0351070 99,027 Surface water
Buffalo Creek S/d NC0351189 721 Groundwater
Town of Clayton - North NC4051019 4,703 Surface water
Clayton, Town of NC0351020 30,876 Surface water

Other Water Quality Reports in North Carolina

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 Flowers Plantation (NC0351195) 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 27527. One or more compound results are above the level of a federal PFAS MCL with compliance required from 2029.

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

Highest measured level: 0.0156 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 (11) MODERATE
Home & Infrastructure (7) 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 Clayton

Based on local data for ZIP 27527, 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 Clayton 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 27527 safe to drink?

EPA SDWIS records 8 violations since 2021 across the water systems mapped to ZIP 27527 (primary system: Flowers Plantation), 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 27527's water come from?

The recorded water source for Flowers Plantation, a system mapped to ZIP code 27527, is Surface water. This system serves approximately 11,643 people.

How does Clayton water compare to the national average?

Clayton's Home Safety Score ranks better than 62% of U.S. ZIP codes, and lower than 51% of ZIP codes within North Carolina.

How can I get my water tested in Clayton?

If Flowers Plantation 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.

What is the radon risk for 27527?

27527 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Johnston 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 27527's water?

Yes, PFAS have been detected in samples from water systems mapped to 27527. 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 27527?

FEMA records contain 1 flood insurance claim filed in ZIP code 27527; the recorded rated-zone value (the most frequent one if there are several claims) is X, 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). Clayton, NC (27527): PFAS Above 2029 MCL Level - 81/100. https://zipcheckup.com/report/27527/
BibTeX 
@misc{zipcheckup-report-27527,
  author = {{ZipCheckup}},
  title  = {{Clayton, NC (27527): PFAS Above 2029 MCL Level - 81/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/report/27527/}
}

Page version: October 2026.

Nearby ZIP Code Reports

Water quality comparison for ZIP codes near 27527

ZIP Code City, State Distance Grade Violations
27520 Clayton, NC 4.1 mi B 24
27528 Clayton, NC 4.3 mi N/A 0
27593 Wilsons Mills, NC 4.8 mi N/A 2
27576 Selma, NC 9.7 mi B 23
27591 Wendell, NC 9.7 mi C 19
27545 Knightdale, NC 10.3 mi D 82
27577 Smithfield, NC 10.6 mi C 36
27555 Micro, NC 12.0 mi N/A 0
27529 Garner, NC 12.1 mi D 80
27557 Middlesex, NC 12.5 mi N/A 30

Contaminants Detected in 27527

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Overall safety breakdown

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Coverage: 15/17 risk factors Data sources →
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