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EWG's Tap Water Database — 2021 UPDATE

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17-beta-Estradiol

East Bay Municipal Utility District

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.

 

19

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND40ND
2014ND130ND
2015ND20ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppt = parts per trillion

All test results

Date Lab ID Result
2013-10-09B3J1229-08ND
2013-10-09B3J1229-05ND
2013-10-09B3J1229-02ND
2013-10-09B3J1229-11ND
2014-01-08B4A0937-06ND
2014-01-08B4A0937-09ND
2014-02-25B4B2486-02ND
2014-04-09B4D1270-11ND
2014-04-09B4D1270-08ND
2014-04-09B4D1270-05ND
2014-04-09B4D1270-02ND
2014-04-29B4E0018-02ND
2014-07-09B4G1285-02ND
2014-07-09B4G1282-02ND
2014-07-09B4G1278-02ND
2014-07-09B4G1269-02ND
2014-10-09B4J1130-02ND
2015-01-07B5A0784-02ND
2015-11-18B5K2033-02ND