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EWG's Tap Water Database — 2021 UPDATE

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17-beta-Estradiol

Waipahu-Ewa-Waianae

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.

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39

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND170ND
2014ND210ND
2015ND10ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppt = parts per trillion

All test results

Date Lab ID Result
2013-07-01201307030663SSND
2013-07-01201307030714SSND
2013-07-01201307030685SSND
2013-07-01201307030712SSND
2013-07-01201307030687SSND
2013-07-01201307030716SSND
2013-07-01201307030661SSND
2013-07-05201307090226SSND
2013-07-05201307090222SSND
2013-07-05201307090228SSND
2013-07-08201307100914SSND
2013-07-08201307100908SSND
2013-07-08201307100910SSND
2013-07-08201307100912SSND
2013-07-08201307100916SSND
2013-07-09201307110697SSND
2013-07-09201307110695SSND
2014-01-03201401070165SSND
2014-01-04201401070157SSND
2014-01-05201401070162SSND
2014-01-06201401080569SSND
2014-01-06201401080575SSND
2014-01-06201401080573SSND
2014-01-06201401080571SSND
2014-01-07201401090460SSND
2014-01-07201401090458SSND
2014-01-08201401100234SSND
2014-01-08201401100236SSND
2014-01-10201401140234SSND
2014-01-10201401140236SSND
2014-01-10201401140240SSND
2014-01-11201401140238SSND
2014-01-12201401140232SSND
2014-01-13201401150384SSND
2014-01-14201401160432SSND
2014-06-04201406100325SSND
2014-06-16201406180445SSND
2014-07-15201407170579SSND
2015-01-13201501150509SSND