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EWG's Tap Water Database — 2021 UPDATE

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Equilin

San Francisco City Water System

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

ppb = parts per billion

All test results

Date Lab ID Result
2013-01-31201302010153SSND
2013-02-20201302220337SSND
2013-04-29201304300195SSND
2013-06-06201306070190SSND
2013-07-30201307310290SSND
2013-08-12201308130156SSND
2013-10-07201310080350SSND
2013-10-10201310110406SSND