Public water system record

Aquarion-Berkshire

Serves an area of Western Connecticut Planning Region, CT · 75 people served

Federal records show no health-based violations and 2 monitoring/reporting issues for Aquarion-Berkshire in the last ten years.

  • CT0090292
  • SHELTON
  • CT
  • 75 served

System profile

Source water Purchased surface water
ZIP 06484
EPA system ID CT0090292

Verify this system on EPA ECHO →

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

Key facts

  • Aquarion-Berkshire buys its water from Danbury Water Department.
  • Most recent formal enforcement: compliance order with a penalty by Connecticut, January 2005.
  • Record on file since 1994, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 75 unknown out of 75 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.

None since October 2016.

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Public Notice
OTHER
Apr 11, 2018 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Sep 1, 2016 Resolved

Full record since 1994

EPA's records for Aquarion-Berkshire go back to 1994. Before October 19, 2016 they list 2 health-based violations (1 resolved, 1 archived by EPA without a recorded fix) and 5 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 1
October 19, 2016 to 2019 0 1

Most recent health-based violation before October 19, 2016: Lead and Copper Rule, began July 1994, Resolved.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Lead and Copper Rule
Treatment technique failure
Jul 1, 1994 Resolved
Lead and Copper Rule
Treatment technique failure
Jan 1, 1994 Archived

Enforcement actions

Connecticut regulators took 2 formal enforcement actions against Aquarion-Berkshire between 2004 and 2005. The most recent was a compliance order with a penalty in January 2005.

Date By Action Violations covered
Jan 28, 2005 Connecticut Compliance order with a penalty 1 violation: Total Coliform
May 11, 2004 Connecticut Compliance order with a penalty 1 violation: Total Coliform

Where the water comes from

Aquarion-Berkshire buys its water from Danbury Water Department. It lists no wells or intakes of its own. 1 other community water system buys water from Aquarion-Berkshire.

Buys water from

Community systems that buy water from it

Annual water quality report

Aquarion-Berkshire 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 Aquarion-Berkshire 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 Connecticut.