Is Rensselaer, NY tap water safe?
The short answer
3 of the 3 utilities serving Rensselaer have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and New York’s records: Rensselaer City PWS, East Greenbush General W.D. and North Greenbush Consolidated District.
Rensselaer City PWS, which serves the most people here, has 1 result above the legal limit and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 77.4 ppb, above the legal limit.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Rensselaer’s ZIP codes, from EPA’s estimates.
- Open report
Rensselaer City PWS
New York · serves 9,300 people · about 1,700 in Rensselaer
1 result above the legal limit and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 77.4 ppb, above the legal limit.
4 health-based violations since 2016
- Open report
East Greenbush General W.D.
New York · serves 15,843 people · about 1,500 in Rensselaer
1 result above the legal limit and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 69.5 ppb, above the legal limit.
2 health-based violations since 2016
- Open report
North Greenbush Consolidated District
New York · serves 10,226 people · about 370 in Rensselaer
1 result above the health goal. The worst: Lead at 5.0 ppb, above the health goal.
1 health-based violation since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Rensselaer City PWS’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Aquasana Clean Water Machine (AQ-CWM2)
Countertop
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), Lead
Brita Hub Countertop Water Filter System (87340)
Countertop
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), Lead
Ninja HydraSense Countertop Water Filtration System (WF1001)
Countertop
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), Lead
Water testing near Rensselaer
The 3 labs New York certifies closest to Rensselaer, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Capital Region Environmental Laboratory
Rensselaer, NY · under a mile
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts
Adirondack Environmental Services Inc.
Albany, NY · about 3 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, PFAS, asbestos
NYS DOH Environmental Biology Laboratory
Albany, NY · about 5 miles
Certified for bacteria
ZIP codes in Rensselaer
Which ZIP codes are in Rensselaer: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: NYS Environmental Laboratory Approval Program (ELAP), drinking water labs, as listed in TNI LAMS; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Rensselaer
Other towns in Rensselaer County with a page of their own.
What to do next
- Read Rensselaer City PWS’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About Total trihalomethanes (TTHM)What it does to health, where it comes from, and the certification claim that addresses it.About Total trihalomethanes (TTHM)
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water