Water Quality Report

Harkers Island, NC (28531) Home Safety Report

EPA data combined for 2 water systems mapped to this ZIP (largest mapped system: Harkers Island Sanitary District)

NFIP Claim History

EPA records for the water systems mapped to 28531 in Harkers Island, NC 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 N/A
Water Quality No violations
Lead Risk Below action level Below the reporting limit, 90th percentile, sample period ending 2028-12-31
NFIP Claim History Claim records 166 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 is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
  • Radon EPA Zone 3 - county-level radon potential, not evidence of a low home result.
  • Flood 166 cumulative NFIP claim records. This historical count is not a current property-risk verdict.
Contaminant Summary
Evidence unavailable
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
2
Water Systems
2,586
People Served
0
Health Violations (since 2021)
Groundwater
Water Source
Zone 3
County Radon Potential · Low
$296K
Median Home Value45% above state median ($203K)

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Score Breakdown

Overall Home Safety Score: Score unavailable

Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.

Canonical components

EPA water compliance
100/100
Observed
PFAS MCL screen
Unknown
Evidence missing
EPA radon zone
100/100
Observed
Annual EPA AirData AQI
100/100
Observed

Required domains

Drinking water
Unknown
Indoor environment
100/100
Outdoor environment
100/100

Coverage: 3 of 4 components and 2 of 3 domains observed.

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

Safety & Health (6) MODERATE

Your Water System

ZIP code 28531 in Harkers Island, North Carolina is mapped to the water system Harkers Island Sanitary District (EPA ID: NC0416025). This system provides water to approximately 2,586 people from groundwater sources.

There are 2 community water systems serving this area.

Water Systems Serving This Area

System Name EPA ID Population Source
Harkers Island Sanitary District NC0416025 2,586 Groundwater
Harkers Village S/d NC0416221 94 Groundwater

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 Harkers Island Sanitary District (NC0416025) 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 →
Environmental Hazards (11) HIGH
Home & Infrastructure (7) MODERATE
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 Harkers Island

Based on local data for ZIP 28531, 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 Harkers Island has 166 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 28531 was built around 1985. 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

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 28531 safe to drink?

EPA SDWIS records 0 violations since 2021 across the water systems mapped to ZIP 28531 (primary system: Harkers Island Sanitary District), 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 28531's water come from?

The recorded water source for Harkers Island Sanitary District, a system mapped to ZIP code 28531, is Groundwater. This system serves approximately 2,586 people.

How can I get my water tested in Harkers Island?

If Harkers Island Sanitary District 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 28531?

28531 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Carteret County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.

What does the NFIP claim history show for ZIP 28531?

FEMA records contain 166 flood insurance claims filed in ZIP code 28531; the recorded rated-zone value (the most frequent one if there are several claims) is AE, which is claims evidence and may differ from the current FEMA map zone for a property. This is a substantial claim history, but claim count is not a count of distinct events or properties. Review FEMA's map for the specific property.

How to cite this page

APA ZipCheckup. (2026). Harkers Island, NC (28531) Home Safety Report. https://zipcheckup.com/report/28531/
BibTeX
@misc{zipcheckup-report-28531,
  author = {{ZipCheckup}},
  title  = {{Harkers Island, NC (28531) Home Safety Report}},
  year   = {2026},
  url    = {https://zipcheckup.com/report/28531/}
}

Page version: October 2026.

Nearby ZIP Code Reports

Water quality comparison for ZIP codes near 28531

ZIP Code City, State Distance Grade Violations
28528 Gloucester, NC 2.8 mi N/A 0
28553 Marshallberg, NC 3.1 mi N/A 0
28579 Smyrna, NC 4.7 mi N/A 0
28516 Beaufort, NC 5.6 mi A 4
28589 Williston, NC 7.1 mi N/A 0
28524 Davis, NC 8.9 mi N/A 0
28512 Atlantic Beach, NC 10.3 mi A 7
28557 Morehead City, NC 11.2 mi A 9
28581 Stacy, NC 12.4 mi N/A 0
28577 Sealevel, NC 15.7 mi N/A 0

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Coverage: 15/17 risk factors Data sources →
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