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EWG's Tap Water Database — 2021 UPDATE

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Ethinyl estradiol

San Antonio Water System

Ethinyl 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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70

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND700ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppt = parts per trillion

All test results

Date Lab ID Result
2015-03-09201503110218SSND
2015-03-09201503110220SSND
2015-03-09201503110222SSND
2015-03-10201502090209SSND
2015-03-10201502090242SSND
2015-03-10201502090139SSND
2015-03-10201502090226SSND
2015-03-10201502090197SSND
2015-03-10201502090159SSND
2015-03-10201502090174SSND
2015-03-10201502090208SSND
2015-03-10201502090198SSND
2015-03-10201502090223SSND
2015-03-10201502090234SSND
2015-03-10201502090244SSND
2015-03-10201502090158SSND
2015-03-10201502090225SSND
2015-03-11201502090206SSND
2015-03-11201502090251SSND
2015-03-11201502090196SSND
2015-03-11201502090157SSND
2015-03-11201502090241SSND
2015-03-11201502090235SSND
2015-03-11201502090224SSND
2015-03-11201502090175SSND
2015-03-11201502090233SSND
2015-03-11201502090145SSND
2015-03-11201502090276SSND
2015-03-11201502090240SSND
2015-03-11201502090243SSND
2015-03-11201502090263SSND
2015-03-12201503140088SSND
2015-03-13201503140208SSND
2015-06-29201506300299SSND
2015-09-14201508270381SSND
2015-09-14201508270366SSND
2015-09-14201508270386SSND
2015-09-14201508270375SSND
2015-09-14201508270400SSND
2015-09-14201508270399SSND
2015-09-14201508270398SSND
2015-09-14201508270371SSND
2015-09-14201508270380SSND
2015-09-15201508270383SSND
2015-09-15201508270369SSND
2015-09-15201508270385SSND
2015-09-15201508270368SSND
2015-09-15201508270373SSND
2015-09-15201508270372SSND
2015-09-15201508270378SSND
2015-09-15201508270374SSND
2015-09-15201508270401SSND
2015-09-15201508270376SSND
2015-09-15201508270382SSND
2015-09-15201508270370SSND
2015-09-15201508270396SSND
2015-09-15201509170012SSND
2015-09-16201508270394SSND
2015-09-16201508270395SSND
2015-09-16201508270392SSND
2015-09-16201508270384SSND
2015-09-16201508270387SSND
2015-09-16201508270367SSND
2015-09-16201508270379SSND
2015-09-16201508270363SSND
2015-09-17201509180417SSND
2015-09-17201508270377SSND
2015-09-17201508270389SSND
2015-09-17201508270364SSND
2015-12-04201512050172SSND