CITY REPORT KY HEALTH VIOLATIONS: 8

Louisa, KY: 9 Violations - Home Safety Score unavailable

1 ZIP code · 4 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
4
Water Systems
1
ZIPs Linked to Systems with Violations
Zone 2
County Radon Potential (Moderate)
$111K
Median Home Value
$1,200
Est. Remediation (1.1% of home value)

Louisa Water: The Quick Version

  • Your city's water systems recorded 9 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.003 mg/L.
  • Homes built before 1986: 49% - older plumbing may contain lead solder.
  • Estimated remediation: $1,200 per household.

Water Systems Serving Louisa

Service in Louisa, KY can differ by address: 4 water systems are tied to the area in federal records, and the 3 largest are listed with their violation records.

Overview

We track home safety data for 1 ZIP code in Louisa, Kentucky (population ~12,399), covering 4 community water systems serving approximately 41,680 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. 8 health-based violations appear in the available health breakdown.

Water Sources

Louisa water systems draw from: Surface water.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0030 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

1 of 1 ZIP records with known zones is in EPA Radon Zone 2.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Total Trihalomethanes (TTHM) Disinfection Byproducts 8 1
Haloacetic Acids (HAA5) Disinfection Byproducts 4 1
Interim Enhanced Surface Water Treatment Rule Treatment Technique 4 1
Public Notice Rule Reporting 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
41230 — 9 8 Louisa Water Department

All ZIP Codes in Louisa

  • 41230 - 9 violations ⚠

Data Sources

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

Key Contaminants Detected in Louisa

Total Trihalomethanes (TTHM) 8 violations
Disinfection Byproducts · EPA regulatory level for the contaminant named above: 0.08 mg/L
Increased cancer risk with long-term exposure above the MCL
Haloacetic Acids (HAA5) 4 violations
Disinfection Byproducts · EPA regulatory level for the contaminant named above: 0.06 mg/L
Increased cancer risk with long-term exposure above the MCL
Interim Enhanced Surface Water Treatment Rule 4 violations
Treatment Technique

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

How Old Is Louisa's Housing Stock?

1983
Median Build Year
49%
Built Before 1986
23%
Built Before 1970
Copper
Likely Pipe Material

With 49% of homes built before 1986, lead solder in plumbing is a potential concern. Federal law banned lead solder in drinking-water plumbing in 1986, but many older homes retain original plumbing.

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

Housing Age Profile

When a home in Louisa was built matters for lead because federal rules adopted in 1986 limited how much lead new plumbing could contain; the local median build year is 1983. A median sits in the middle of a range, so some homes are older and some newer, and past repairs may have changed the pipes in either group. A plumber can identify the materials inside a home, and a lab test measures what reaches the tap.

1983
Median Year Built
49%
Pre-1986 (lead solder era; lead paint banned 1978)
23%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (23%) 1970–1986 (26%) Post-1986 (51%)

Most homes in Louisa were built after 1986; lead exposure at a tap still depends on its service line and plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

Louisa: Remediation Cost in Perspective

Relative to property values, Louisa shows a mid-range remediation share.

Median Home Value
$110,500
Est. Remediation
$1,200
Remediation as % of home value 1.1%

Estimated remediation costs in Louisa can be compared with local home values. The estimated $700–$2,300 range is a planning estimate; get a property-specific quote and check it against your budget. Home values are 26% below the Kentucky average.

Protecting Children from Lead in Louisa

49%
Homes Built Before 1986
0.003
mg/L average of reported water-system 90th-percentile lead results (the 0.015 action level applies to each system's result, not to this average)

Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

If you have young children or are pregnant, consider testing your home's water - especially if your home was built before 1986.

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

Historical Flood-Claim Evidence for Louisa

28
Total FEMA Flood Claims
$19,182
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Louisa contains 28 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $19,182. 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 $1,200 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 violations are on record for water systems serving Louisa?
EPA records list 9 EPA violations, including 8 health-based violations for Louisa water systems. These water-system violations are shown for 1 mapped ZIP code.
Does Louisa water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Louisa is 0.003 mg/L. The EPA action level of 0.015 mg/L applies to each water system's own 90th percentile, not to this average. EPA's health goal for lead is zero. Lead levels can vary by home - testing is recommended especially in older properties.
How many water systems serve Louisa?
Our records map 4 water systems to 1 ZIP code in Louisa. The related population figure in our data is approximately 12,399 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Louisa?
Estimated remediation cost per household in Louisa: $1,200; modeled range $700 to $2,300. Estimated costs may include filtration, pipe replacement, radon mitigation, or flood protection where applicable.
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How to cite this page

APA ZipCheckup. (2026). Louisa, KY: 9 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/ky/louisa/
BibTeX
@misc{zipcheckup-cities-ky-louisa,
  author = {{ZipCheckup}},
  title  = {{Louisa, KY: 9 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ky/louisa/}
}

Page version: October 2026.

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