Public water system record

Lenzburg

Serves Lenzburg, St. Clair County, IL · 616 people served

Federal records show 1 health-based violation and 3 monitoring/reporting issues for Lenzburg in the last ten years. The most serious issue in this window was a resolved Interim Enhanced Surface Water Treatment Rule violation.

  • IL1630700
  • SWANSEA
  • IL
  • 616 served

System profile

Source water Purchased surface water
ZIP 62226
EPA system ID IL1630700

Verify this system on EPA ECHO →

Health-based violations, last 10 years
1
Resolved
1
Unresolved
0
Any acute record
Yes
Monitoring issues, last 10 years
3

Key facts

  • Lenzburg buys its water from Kaskaskia Water District.
  • Record on file since 1993, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 260 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
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
120 Jan 1, 2018 Resolved Yes

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2023 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Apr 1, 2023 Resolved
Lead and Copper Rule
Monitoring and reporting
Dec 30, 2020 Resolved

Full record since 1993

EPA's records for Lenzburg go back to 1993. Before October 19, 2016 they list 2 health-based violations (1 resolved, 1 archived by EPA without a recorded fix) and 6 monitoring or reporting violations.

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

Most recent health-based violation before October 19, 2016: Lead and Copper Rule, began August 1995, Archived.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Lead and Copper Rule
Treatment technique failure
Aug 1, 1995 Archived
Lead and Copper Rule
Treatment technique failure
Jan 12, 1995 Resolved

What the violations mean

Interim Enhanced Surface Water Treatment Rule

1 incident

The system did not meet a filtration or treatment requirement for surface water

Inadequate treatment of surface water can let pathogens such as Cryptosporidium and Giardia through

Where the water comes from

Lenzburg buys its water from Kaskaskia Water District. It lists no wells or intakes of its own.

Buys water from

Annual water quality report

Lenzburg 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.