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Public water system record

Oak Ridge Lake Estates

Serves an area of Johnson County, IA that includes Swisher · 88 people served

Federal records show 3 health-based violations and 7 monitoring/reporting issues for Oak Ridge Lake Estates in the last ten years. The most serious issue in this window was a resolved Stage 1 Disinfection Byproducts Rule violation.

  • IA5225302
  • CEDAR RAPIDS
  • IA
  • 88 served

System profile

Source water Groundwater
ZIP 52405
EPA system ID IA5225302

Verify this system on EPA ECHO →

Health-based violations, last 10 years
3
Resolved
3
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
7

Key facts

  • Oak Ridge Lake Estates draws water from 1 well.
  • Most recent formal enforcement: signed compliance agreement by Iowa, February 2008.
  • Record on file since 1980, with 5 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 32 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
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
 210 Oct 1, 2021 Resolved No
Groundwater Rule
Treatment technique failure
 140 Sep 1, 2020 Resolved No
Groundwater Rule
Treatment technique failure
 140 Jul 1, 2020 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
 Jul 1, 2024 Resolved
Public Notice
OTHER
 Jun 18, 2023 Active
Groundwater Rule
OTHER
 Mar 1, 2023 Resolved
Public Notice
OTHER
 Jan 24, 2023 Resolved
Consumer Confidence Rule
OTHER
 Jul 1, 2022 Resolved
Lead and Copper Rule
Monitoring and reporting
 Dec 1, 2021 Resolved
Nitrate
Monitoring and reporting
 Oct 1, 2021 Resolved

Full record since 1980

EPA's records for Oak Ridge Lake Estates go back to 1980. Before October 19, 2016 they list 5 health-based violations (5 resolved) and 23 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 10
1990s 2 6
2000s 3 5
2010 to October 18, 2016 0 2
2020s 3 7

Most recent health-based violation before October 19, 2016: Total Coliform, began July 2006, Resolved.

Show all 5 health-based violations before October 19, 2016
Contaminant Start date Status
Total Coliform
Contaminant limit exceeded
 Jul 1, 2006 Resolved
Total Coliform
Contaminant limit exceeded
 Oct 1, 2001 Resolved
Total Coliform
Contaminant limit exceeded
 Sep 1, 2001 Resolved
Total Coliform
Contaminant limit exceeded
 Jul 1, 1993 Resolved
Total Coliform
Contaminant limit exceeded
 Jul 1, 1993 Resolved

Enforcement actions

Iowa regulators took 1 formal enforcement action against Oak Ridge Lake Estates in 2008. The most recent was a signed compliance agreement in February 2008.

Date By Action Violations covered
Feb 29, 2008 Iowa Signed compliance agreement 1 violation: Haloacetic Acids (HAA5)

What the violations mean

Groundwater Rule

2 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.

Stage 1 Disinfection Byproducts Rule

1 incident

The system did not meet a treatment requirement of the Stage 1 Disinfectants and Disinfection Byproducts Rule

Byproducts form when disinfectants react with natural material in water. Long-term exposure above federal limits may increase cancer risk

Where the water comes from

Oak Ridge Lake Estates draws water from 1 well.

Annual water quality report

Oak Ridge Lake Estates 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 Oak Ridge Lake Estates 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 Iowa.

Certified drinking water labs by state EPA guidance for private wells