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EWG's Tap Water Database — 2021 UPDATE

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17-beta-Estradiol

Aquarion Water Company of Connecticut - Main System

Beta-estradiol is one of the 3 types of estrogen made by the human body. Sex hormones get into water downstream from livestock and pharmaceutical production, or incomplete removal in waste water treatment. There are no standards to gauge how risky additional hormones are for human health.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND80ND
2014ND80ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppt = parts per trillion

All test results

Date Lab ID Result
2013-07-15201307160452SSND
2013-07-15201307160499SSND
2013-07-15201307160480SSND
2013-07-17201307180789SSND
2013-07-17201307180551SSND
2013-10-07201310080217SSND
2013-10-07201310080207SSND
2013-10-07201310080165SSND
2014-01-06201401070140SSND
2014-01-06201401070142SSND
2014-01-06201401070102SSND
2014-04-01201404020493SSND
2014-04-01201404020551SSND
2014-04-01201404020545SSND
2014-06-18201406190248SSND
2014-06-18201406190250SSND