Tap Truth EPA drinking water records, in plain English

Public water system record

Duff Water Corporation

Serves an area of Dubois County, IN that includes Huntingburg · 825 people served

Federal records show no health-based violations and 3 monitoring/reporting issues for Duff Water Corporation in the last ten years. At least one of these issues remains unresolved.

  • IN5219003
  • HUNTINGBURG
  • IN
  • 825 served

System profile

Source water Purchased surface water
ZIP 47542
EPA system ID IN5219003

Verify this system on EPA ECHO →

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

Key facts

  • Duff Water Corporation buys its water from Patoka Lake Regional Water.
  • Most recent formal enforcement: compliance order with a penalty by Indiana, October 2016.
  • Record on file since 1994, with 9 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 1 unknown out of 353 service lines.

Check whether Duff Water Corporation serves your address

Address suggestions by Mapbox

Health-based violations

Since October 2016

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

None since October 2016.

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Consumer Confidence Rule
OTHER
 Oct 1, 2025 Active
Consumer Confidence Rule
OTHER
 Jul 1, 2025 Active
Revised Total Coliform Rule
Monitoring violation
 Feb 1, 2018 Resolved

Full record since 1994

EPA's records for Duff Water Corporation go back to 1994. Before October 19, 2016 they list 9 health-based violations (9 resolved) and 5 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 1 2
2000s 0 3
2010 to October 18, 2016 8 0
October 19, 2016 to 2019 0 1
2020s 0 2

Most recent health-based violation before October 19, 2016: Haloacetic Acids (HAA5), began April 2016, Resolved.

Show all 9 health-based violations before October 19, 2016
Contaminant Start date Status
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 65.9 µg/L, federal limit 60 µg/L (1.1 times the limit)
 Apr 1, 2016 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 75.2 µg/L, federal limit 60 µg/L (1.3 times the limit)
 Jan 1, 2016 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 72.5 µg/L, federal limit 60 µg/L (1.2 times the limit)
 Oct 1, 2015 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 70.5 µg/L, federal limit 60 µg/L (1.2 times the limit)
 Jul 1, 2015 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 83.4 µg/L, federal limit 60 µg/L (1.4 times the limit)
 Apr 1, 2015 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 63.8 µg/L, federal limit 60 µg/L (1.1 times the limit)
 Jan 1, 2015 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 70 µg/L, federal limit 60 µg/L (1.2 times the limit)
 Oct 1, 2014 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 67.7 µg/L, federal limit 60 µg/L (1.1 times the limit)
 Jul 1, 2014 Resolved
Total Coliform
Contaminant limit exceeded
 Jul 1, 1994 Resolved

Enforcement actions

Indiana regulators took 1 formal enforcement action against Duff Water Corporation in 2016. The most recent was a compliance order with a penalty in October 2016.

Date By Action Violations covered
Oct 28, 2016 Indiana Compliance order with a penalty 8 violations (8 health-based): Haloacetic Acids (HAA5)

Where the water comes from

Duff Water Corporation buys its water from Patoka Lake Regional Water. It lists no wells or intakes of its own.

Buys water from

Annual water quality report

Duff Water Corporation 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 Indiana.

Certified drinking water labs by state EPA guidance for private wells