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Public water system record

Lyon County Water District

Serves an area of Lyon County, KY that includes Kuttawa · 6,744 people served

Federal records show 10 health-based violations and 3 monitoring/reporting issues for Lyon County Water District in the last ten years. The most serious issue in this window was a resolved Haloacetic Acids (HAA5) violation.

  • KY0720933
  • KUTTAWA
  • KY
  • 6,744 served

System profile

Source water Purchased surface water
ZIP 42055
EPA system ID KY0720933

Verify this system on EPA ECHO →

Health-based violations, last 10 years
10
Resolved
10
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
3

Key facts

  • Lyon County Water District buys its water from Princeton Water & Sewer Commission, Eddyville Water Department, Kuttawa Water Department, Barkley Lake Water District and Fredonia Water Department.
  • Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 0.072 mg/L, federal limit 0.06 mg/L (1.2 times the limit), 2024.
  • Most recent formal enforcement: compliance order with a penalty by Kentucky, March 2018.
  • Record on file since 1993, with 1 health-based violation before October 19, 2016.
  • Lead pipe inventory: 0 lead and 775 unknown out of 2,745 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.064 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Apr 1, 2025 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.065 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Jan 1, 2025 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.092 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 220 Oct 1, 2024 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.072 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 220 Oct 1, 2024 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Jul 1, 2024 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Oct 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.088 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Jul 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Apr 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.092 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 220 Jan 1, 2017 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.083 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Oct 1, 2016 Resolved No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Revised Total Coliform Rule
Monitoring violation
 Sep 1, 2021 Resolved
Revised Total Coliform Rule
Monitoring violation
 May 1, 2018 Resolved
Revised Total Coliform Rule
Monitoring violation
 Nov 1, 2016 Resolved

Full record since 1993

EPA's records for Lyon County Water District go back to 1993. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 10 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 2
2000s 0 3
2010 to October 18, 2016 1 5
October 19, 2016 to 2019 4 2
2020s 5 1

Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began October 2016, Resolved.

Show the health-based violation before October 19, 2016
Contaminant Start date Status
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.083 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Oct 1, 2016 Resolved

Enforcement actions

Kentucky regulators took 1 formal enforcement action against Lyon County Water District in 2018. The most recent was a compliance order with a penalty in March 2018.

Date By Action Violations covered
Mar 16, 2018 Kentucky Compliance order with a penalty 8 violations (3 health-based): Consumer Confidence Rule, Revised Total Coliform Rule, Total Trihalomethanes (TTHMs), Public Notice, Total Coliform

What the violations mean

Total Trihalomethanes (TTHMs)

7 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Haloacetic Acids (HAA5)

3 incidents

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Where the water comes from

Lyon County Water District buys its water from Princeton Water & Sewer Commission, Eddyville Water Department, Kuttawa Water Department, Barkley Lake Water District and Fredonia Water Department. It lists no wells or intakes of its own. It also has an emergency connection to Crittenden-Livingston Co Water District. 1 other public water system has an emergency connection to Lyon County Water District.

Buys water from

Emergency or part-time connections to

Annual water quality report

Lyon County Water District must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Kentucky.

Certified drinking water labs by state EPA guidance for private wells