CITY REPORT NC

Flat Rock, NC: 5 Violations - Home Safety Score unavailable

1 ZIP code · 2 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
2
Water Systems
1
ZIPs with Violations
Zone 1
Radon Risk (High)
$362K
Median Home Value
$3,300
Est. Remediation (0.9% of home value)

Flat Rock Water: The Quick Version

  • Your city's water systems recorded 5 violations in the past 5 years.
  • Average lead level: 0.0039 mg/L.
  • Homes built before 1986: 35% - older plumbing may contain lead solder.
  • Estimated remediation: $3,300 per household.
  • CDC health risk index: 13.48 - above typical levels.

Water Systems Serving Flat Rock

Multiple utilities divide Flat Rock, NC's water service - 2 leading providers among 2 on the federal register.

Overview

We track home safety data for 1 ZIP code in Flat Rock, North Carolina (population ~9,075), covering 2 community water systems serving approximately 80,068 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. The available record reports no health-based violations for this measured scope.

Water Sources

Flat Rock water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0039 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 1 (High Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Haloacetic Acids (HAA5) Disinfection Byproducts 4 1
Total Trihalomethanes (TTHM) Disinfection Byproducts 2 1
Consumer Confidence Report Rule Reporting 2 1
Revised Total Coliform Rule Microbiological 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
28731 5 0 City of Hendersonville,

All ZIP Codes in Flat Rock

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

CDC Health Data for Flat Rock

10.3%
Asthma (US: 9.8%)
12.5%
Diabetes (US: 10.4%)
14.9%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 10.3% ↑
Diabetes 12.5% ↑
Mental Health 14.9% ↑

Vertical line = national average. Above national · Below national

Key Contaminants Detected in Flat Rock

Haloacetic Acids (HAA5) 4 violations
Disinfection Byproducts · EPA limit: 0.06 mg/L
Increased cancer risk with long-term exposure
Total Trihalomethanes (TTHM) 2 violations
Disinfection Byproducts · EPA limit: 0.08 mg/L
Increased cancer risk with long-term exposure
Consumer Confidence Report Rule 2 violations
Reporting

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

How Old Is Flat Rock's Housing Stock?

1997
Median Build Year
35%
Built Before 1986
10%
Built Before 1970
Copper
Likely Pipe Material

Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

When trying to understand water quality at the household level, the year a home was built often matters more than any city-wide water report. That's because the 1986 federal ban on lead solder in plumbing, and the earlier phase-out of lead pipes before 1970, created sharp discontinuities in residential plumbing risk by construction era. Flat Rock's median build year of 1997 puts the city in the transition zone: a substantial share of the housing stock postdates the solder ban, but a comparable fraction predates it - with the oldest homes carrying both the solder risk and the pipe risk simultaneously. Whether any individual household sits on the safer or riskier side of these thresholds is the key question, and it's one the city-wide median alone can't answer.

1997
Median Year Built
35%
Pre-1986 (Lead Paint Risk)
10%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (10%) 1970–1986 (25%) Post-1986 (65%)

Most homes in Flat Rock were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

Flat Rock: Remediation Cost in Perspective

While no remediation project is entirely without cost, the relationship between estimated remediation and property values in Flat Rock is notably favorable - the equity share is small enough that the household financial perspective is one of proportionality rather than pressure, and most homeowners can treat it as routine planning rather than a significant financial event.

Median Home Value
$361,700
Est. Remediation
$3,300
Remediation as % of home value 0.9%

Remediation costs in Flat Rock are relatively low compared to home values. The $2,150–$4,600 estimated range is a small fraction of median property value. Home values are 53% above the North Carolina average.

Protecting Children from Lead in Flat Rock

35%
Homes Built Before 1986
0.0039
mg/L Avg Lead (Limit: 0.015)

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Older interior plumbing shapes the local picture: 35% of Flat Rock homes predate the federal solder ban, and aggregate sampling either approaches or crosses the action benchmark. That mix makes a single-home draw a standard pre-purchase or pre-occupancy step.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Historical Flood-Claim Evidence for Flat Rock

16
Total FEMA Flood Claims
$47,381
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Flat Rock contains 16 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $47,381. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The <strong>$3,300</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

Frequently Asked Questions

How many water violations does Flat Rock have?
Flat Rock water systems have a total of 5 EPA violations. Violations are tracked across 1 ZIP code.
Does Flat Rock water have lead?
The average 90th-percentile lead level in Flat Rock is 0.0039 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home - testing is recommended especially in older properties.
How many water systems serve Flat Rock?
Flat Rock is served by 2 public water systems across 1 ZIP code, serving approximately 9,075 people.
How much does it cost to fix water issues in Flat Rock?
Estimated remediation costs in Flat Rock average $3,300 per household, ranging from $2,150 to $4,600. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesNorth Carolina → Flat Rock, NC

How to cite this page

APA ZipCheckup. (2026). Flat Rock, NC: 5 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/nc/flat-rock/
BibTeX
@misc{zipcheckup-cities-nc-flat-rock,
  author = {{ZipCheckup}},
  title  = {{Flat Rock, NC: 5 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/nc/flat-rock/}
}

Page version: August 2026.

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