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Public water system record

Rensselaer City PWS

Serves Rensselaer, Rensselaer County, NY · 9,300 people served

Federal records show 4 health-based violations and 2 monitoring/reporting issues for Rensselaer City PWS in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • NY4100044
  • RENSSELAER
  • NY
  • 9,300 served

System profile

Source water Purchased surface water
ZIP 12144
EPA system ID NY4100044

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
2

Key facts

  • Rensselaer City PWS buys its water from Troy City PWS.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 149 µg/L, federal limit 80 µg/L (1.9 times the limit), 2017.
  • Most recent formal enforcement: administrative penalty by New York, March 2022.
  • Record on file since 1993, with 0 health-based violations before October 19, 2016.
  • Lead pipe inventory: 60 lead and 1,256 unknown out of 2,575 service lines.

Check whether Rensselaer City PWS 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
 220 Jan 1, 2022 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
 220 Jan 1, 2021 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 87.93 µg/L, federal limit 80 µg/L (1.1 times the limit)
 220 Jan 1, 2018 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 149 µg/L, federal limit 80 µg/L (1.9 times the limit)
 220 Jul 1, 2017 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Haloacetic Acids (HAA5)
Monitoring and reporting
 Oct 1, 2018 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
 Oct 1, 2018 Resolved

Full record since 1993

EPA's records for Rensselaer City PWS go back to 1993. Before October 19, 2016 they list no health-based violations and 3 monitoring or reporting violations.

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

Enforcement actions

New York regulators took 2 formal enforcement actions against Rensselaer City PWS between 2021 and 2022. The most recent was an administrative penalty in March 2022.

Date By Action Violations covered
Mar 1, 2022 New York Administrative penalty 1 violation (1 health-based): Total Trihalomethanes (TTHMs)
Dec 6, 2021 New York Administrative penalty 1 violation (1 health-based): Total Trihalomethanes (TTHMs)

What the violations mean

Total Trihalomethanes (TTHMs)

4 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Where the water comes from

Rensselaer City PWS buys its water from Troy City PWS. It lists no wells or intakes of its own.

Buys water from

Annual water quality report

Rensselaer City PWS 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 New York.

Certified drinking water labs by state EPA guidance for private wells