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EWG's Tap Water Database — 2021 UPDATE

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Estrone

Cal-water Service Company - Chico

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76

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND230ND
2014ND520ND
2015ND10ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2013-07-08201307090261SSND
2013-07-10201307110730SSND
2013-07-10201307110721SSND
2013-07-23201307240444SSND
2013-07-24201307250292SSND
2013-08-05201308060202SSND
2013-08-05201308060167SSND
2013-08-07201308080290SSND
2013-08-14201308150364SSND
2013-08-14201308150411SSND
2013-08-14201308150510SSND
2013-08-20201308210538SSND
2013-08-20201308210524SSND
2013-08-21201308220198SSND
2013-08-21201308220221SSND
2013-08-27201308290346SSND
2013-09-17201309180753SSND
2013-09-17201309180763SSND
2013-09-18201309200064SSND
2013-10-08201310090670SSND
2013-10-08201310090482SSND
2013-10-08201310090473SSND
2013-10-15201310160269SSND
2014-01-07201401080495SSND
2014-01-07201401080514SSND
2014-01-08201401090448SSND
2014-01-14201401150415SSND
2014-01-21201401220308SSND
2014-01-22201401230431SSND
2014-01-28201401290601SSND
2014-02-11201402120758SSND
2014-02-11201402120767SSND
2014-02-11201402120776SSND
2014-02-12201402130420SSND
2014-02-12201402130429SSND
2014-02-12201402130410SSND
2014-02-19201402200376SSND
2014-02-26201402270195SSND
2014-02-26201402270246SSND
2014-02-28201403010104SSND
2014-03-04201403050609SSND
2014-03-04201403050441SSND
2014-03-04201403050462SSND
2014-03-05201403060276SSND
2014-03-17201403180365SSND
2014-03-17201403180314SSND
2014-03-18201403190835SSND
2014-03-18201403190850SSND
2014-04-08201404090698SSND
2014-04-09201404100809SSND
2014-04-09201404100710SSND
2014-04-09201404100741SSND
2014-04-09201404100769SSND
2014-04-22201404230623SSND
2014-04-22201404230458SSND
2014-04-23201404240403SSND
2014-04-23201404240510SSND
2014-06-18201406190420SSND
2014-07-14201407150443SSND
2014-07-30201407310299SSND
2014-08-05201408060378SSND
2014-08-05201408060344SSND
2014-08-06201408070486SSND
2014-09-09201409110326SSND
2014-09-09201409110347SSND
2014-09-10201409110679SSND
2014-09-10201409110782SSND
2014-09-23201409240608SSND
2014-09-24201409250615SSND
2014-10-07201410080523SSND
2014-10-07201410080456SSND
2014-10-08201410090321SSND
2014-10-15201410160409SSND
2014-10-27201410290068SSND
2014-12-09201412100752SSND
2015-01-13201501140885SSND