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EWG's Tap Water Database

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17-beta-Estradiol

Watertown City

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.

 

4

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010N/A00N/A
2011N/A00N/A
2012N/A00N/A
2013N/A00N/A
2014ND40ND
2015N/A00N/A

ppt = parts per trillion.

All test results

Date Lab ID Result
2014-02-05769346-10822ND
2014-05-07784713-11413ND
2014-08-06808931-12133ND
2014-11-17831973-12926ND