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Public water system record

Ambia Water Department

Serves Ambia, Benton County, IN · 250 people served

Federal records show 4 health-based violations and 25 monitoring/reporting issues for Ambia Water Department in the last ten years. The most serious issue in this window was a resolved Groundwater Rule violation.

  • IN5204001
  • AMBIA
  • IN
  • 250 served

System profile

Source water Groundwater
ZIP 47917
EPA system ID IN5204001

Verify this system on EPA ECHO →

Health-based violations, last 10 years
4
Resolved
4
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
25

Key facts

  • Ambia Water Department draws water from 2 wells.
  • Most recent formal enforcement: compliance order with a penalty by Indiana, May 2018.
  • Record on file since 1980, with 0 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 41 unknown out of 134 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
Groundwater Rule
Treatment technique failure
 140 Feb 7, 2023 Resolved No
Groundwater Rule
Treatment technique failure
 140 Feb 7, 2023 Resolved No
Groundwater Rule
Treatment technique failure
 140 Feb 7, 2023 Resolved No
Groundwater Rule
Treatment technique failure
 140 Feb 7, 2023 Resolved No

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
Consumer Confidence Rule
OTHER
 Jul 1, 2023 Resolved
Radium-228
Monitoring and reporting
 Jan 1, 2023 Resolved
Radium-226
Monitoring and reporting
 Jan 1, 2023 Resolved
Gross Alpha, Excl. Radon and U
Monitoring and reporting
 Jan 1, 2023 Resolved
Revised Total Coliform Rule
Monitoring violation
 Apr 1, 2022 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Jan 1, 2022 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Jan 1, 2022 Resolved
Groundwater Rule
OTHER
 Dec 9, 2021 Active
Revised Total Coliform Rule
Monitoring violation
 Nov 1, 2021 Resolved
Revised Total Coliform Rule
RPT
 Feb 1, 2020 Resolved
Revised Total Coliform Rule
RPT
 Sep 1, 2019 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Jan 1, 2019 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Jan 1, 2019 Resolved
Lead and Copper Rule
Monitoring and reporting
 Jan 1, 2019 Resolved
Revised Total Coliform Rule
RPT
 Sep 1, 2018 Resolved
Revised Total Coliform Rule
RPT
 Jan 1, 2018 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Jan 1, 2017 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Jan 1, 2017 Resolved
Consumer Confidence Rule
OTHER
 Oct 1, 2016 Resolved
Revised Total Coliform Rule
RPT
 Oct 1, 2016 Resolved
Consumer Confidence Rule
OTHER
 Jul 1, 2016 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Jan 1, 2016 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
 Jan 1, 2016 Resolved

Full record since 1980

EPA's records for Ambia Water Department go back to 1980. Before October 19, 2016 they list no health-based violations and 155 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 2
1990s 0 135
2000s 0 6
2010 to October 18, 2016 0 12
October 19, 2016 to 2019 0 8
2020s 4 12

Enforcement actions

Indiana regulators and EPA took 2 formal enforcement actions against Ambia Water Department between 1998 and 2018. The most recent was a compliance order with a penalty in May 2018.

Date By Action Violations covered
May 3, 2018 Indiana Compliance order with a penalty 8 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)
Jan 21, 1998 EPA Compliance order (no penalty) 105 violations: CHLOROBENZENE, Benzene, Xylenes, Total, trans-1,2-Dichloroethylene, 1,2-Dichloroethane

What the violations mean

Groundwater Rule

4 incidents

The system did not complete a treatment step or action that the Groundwater Rule requires (a treatment technique violation).

The utility had to notify customers about each of these violations.

Where the water comes from

Ambia Water Department draws water from 2 wells.

Annual water quality report

Ambia Water Department 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.

Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Ambia Water Department for a copy.

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