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Public water system record

Decatur Co. Water Corp.

Serves Greensburg, Decatur County, IN · 3,440 people served

Federal records show 4 health-based violations and 1 monitoring/reporting issue for Decatur Co. Water Corp. in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • IN5216008
  • GREENSBURG
  • IN
  • 3,440 served

System profile

Source water Purchased surface water
ZIP 47240
EPA system ID IN5216008

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
1

Key facts

  • Decatur Co. Water Corp. buys its water from Greensburg Municipal Water Works.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 94.8 µg/L, federal limit 80 µg/L (1.2 times the limit), 2021.
  • Record on file since 2001, with 0 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 868 unknown out of 1,455 service lines.

Check whether Decatur Co. Water Corp. serves your address

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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
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 92.6 µg/L, federal limit 80 µg/L (1.2 times the limit)
 220 Jul 1, 2021 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 65.2 µg/L, federal limit 60 µg/L (1.1 times the limit)
 220 Apr 1, 2021 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 94.8 µg/L, federal limit 80 µg/L (1.2 times the limit)
 220 Apr 1, 2021 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 82.3 µg/L, federal limit 80 µg/L (at or just above the limit)
 220 Apr 1, 2019 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
 Dec 1, 2021 Resolved

Full record since 2001

EPA's records for Decatur Co. Water Corp. go back to 2001. Before October 19, 2016 they list no health-based violations and 6 monitoring or reporting violations.

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

What the violations mean

Total Trihalomethanes (TTHMs)

3 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Haloacetic Acids (HAA5)

1 incident

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Where the water comes from

Decatur Co. Water Corp. buys its water from Greensburg Municipal Water Works. It lists no wells or intakes of its own. 1 smaller public system such as schools, businesses or campgrounds buys water from Decatur Co. Water Corp. 1 other public water system has an emergency connection to Decatur Co. Water Corp.

Buys water from

Annual water quality report

Decatur Co. Water Corp. 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