Tap Truth EPA drinking water records, in plain English

Public water system record

Pierron

Serves an area of Madison County and Clinton County, IL that includes Pierron · 1,709 people served

Federal records show 2 health-based violations and no monitoring/reporting issues for Pierron in the last ten years. The most serious issue in this window was a resolved Haloacetic Acids (HAA5) violation.

  • IL1194760
  • PIERRON
  • IL
  • 1,709 served

System profile

Source water Purchased surface water
ZIP 62273
EPA system ID IL1194760

Verify this system on EPA ECHO →

Health-based violations, last 10 years
2
Resolved
2
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
0

Key facts

  • Pierron buys its water from Highland and Tritownship Water District.
  • Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 0.066 mg/L, federal limit 0.06 mg/L (1.1 times the limit), 2021.
  • Record on file since 1977, with 8 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 756 service lines.

Check whether Pierron 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.

Contaminant Rule family Start date Status Acute
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.066 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Jul 1, 2021 Resolved No
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, 2021 Resolved No

Full record since 1977

EPA's records for Pierron go back to 1977. Before October 19, 2016 they list 8 health-based violations (8 resolved) and 2 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1970s 0 1
1990s 0 1
2010 to October 18, 2016 8 0
2020s 2 0

Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began July 2014, Resolved.

Show all 8 health-based violations before October 19, 2016
Contaminant Start date Status
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.098 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 Jul 1, 2014 Resolved
Long Term 2 Enhanced Surface Water Treatment Rule
Treatment technique failure
 Jun 1, 2014 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.092 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 Apr 1, 2014 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.068 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Jan 1, 2014 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.099 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 Jan 1, 2014 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.065 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Oct 1, 2013 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.096 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 Oct 1, 2013 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.068 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 Jan 1, 2013 Resolved

What the violations mean

Haloacetic Acids (HAA5)

2 incidents

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Where the water comes from

Pierron buys its water from Highland and Tritownship Water District. It lists no wells or intakes of its own. 1 other community water system buys water from Pierron. 1 other public water system has an emergency connection to Pierron.

Buys water from

Community systems that buy water from it

Annual water quality report

Pierron 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 Illinois.

Certified drinking water labs by state EPA guidance for private wells