Is Bigelow Corners, CT tap water safe?
The short answer
Neither of the 2 utilities serving Bigelow Corners has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records.
Aquarion - Ball Pond, which serves the most people here, has 2 results above the health goal. The worst: Uranium at 9.0 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
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 Bigelow Corners’s ZIP codes, from EPA’s estimates.
- Open report
Aquarion - Ball Pond
Connecticut · serves 629 people · under 100 in Bigelow Corners
2 results above the health goal. The worst: Uranium at 9.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Candlewood Knolls Water Authority
Connecticut · serves 524 people · under 100 in Bigelow Corners
2 results above the health goal. The worst: Arsenic at 2.7 ppb, above the health goal.
No health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Aquarion - Ball Pond’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Brita Tahoe Pitcher with Elite Filter (OB60, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 13, 2026
Certified for: Lead
Brita Everyday Pitcher with Elite Filter (OB46, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
Certified for: Lead
PUR PLUS 11-Cup Pitcher (PPT111W)
Pitcher
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
Certified for: Lead
Water testing near Bigelow Corners
The 3 labs Connecticut certifies closest to Bigelow Corners, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
ALS Environmental - Newtown
Newtown, CT · about 11 miles
Certified for bacteria, nitrate, metals, minerals and other inorganics, organic chemicals, radioactivity
South Norwalk Electric & Water Laboratory
Wilton, CT · about 19 miles
Certified for bacteria, nitrate, minerals and other inorganics
Aquarion Water Trap Falls Water Quality Lab
Shelton, CT · about 22 miles
Certified for bacteria
ZIP codes in Bigelow Corners
Which ZIP codes are in Bigelow Corners: 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: Connecticut DPH, approved commercial laboratories certified to test drinking water; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Bigelow Corners
Other towns in Fairfield County with a page of their own.
What to do next
- Read Aquarion - Ball Pond’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About UraniumWhat it does to health, where it comes from, and the certification claim that addresses it.About Uranium
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water