Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Paraquat

Waipahu-Ewa-Waianae

Paraquat is a highly toxic herbicide.

MORE ABOUT THIS CONTAMINANT

 

86

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND420ND
2015N/A00N/A
2016ND20ND
2017ND380ND
2018ND10ND
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-13201401150663ND
2014-01-15201401170377ND
2014-01-15201401170388ND
2014-01-18201401220225ND
2014-01-18201401220226ND
2014-01-18201401220227ND
2014-01-18201401220228ND
2014-01-21201401230462ND
2014-01-21201401230463ND
2014-01-21201401230464ND
2014-01-21201401230465ND
2014-01-24201401280404ND
2014-01-24201401280405ND
2014-01-24201401280453ND
2014-01-25201401280407ND
2014-01-26201401280406ND
2014-01-26201401280432ND
2014-01-29201401310166ND
2014-01-30201402010005ND
2014-02-18201402200355ND
2014-03-05201403070205ND
2014-04-04201404080622ND
2014-07-08201407100610ND
2014-07-21201407230630ND
2014-07-23201407250222ND
2014-07-23201407250456ND
2014-10-06201410090199ND
2014-10-07201410090944ND
2014-10-08201410100303ND
2014-10-08201410100304ND
2014-10-20201410220436ND
2014-10-20201410220439ND
2014-10-22201410240310ND
2014-10-22201410240309ND
2014-10-24201410280161ND
2014-10-27201410290476ND
2014-10-27201410290477ND
2014-10-27201410290479ND
2014-10-27201410290481ND
2014-10-28201410300229ND
2014-10-28201410300231ND
2014-10-29201410310269ND
2016-11-14ND
2016-12-14ND
2017-01-09ND
2017-01-10ND
2017-01-10ND
2017-01-10ND
2017-01-11ND
2017-01-24ND
2017-01-24ND
2017-01-25ND
2017-01-26ND
2017-02-02ND
2017-02-08ND
2017-02-13ND
2017-02-13ND
2017-02-16ND
2017-02-22ND
2017-02-22ND
2017-02-23ND
2017-02-27ND
2017-03-14ND
2017-03-15ND
2017-10-09ND
2017-10-11ND
2017-10-13ND
2017-10-13ND
2017-10-16ND
2017-10-16ND
2017-10-16ND
2017-10-16ND
2017-10-17ND
2017-10-18ND
2017-10-18ND
2017-10-23ND
2017-10-24ND
2017-10-24ND
2017-10-24ND
2017-10-25ND
2017-10-25ND
2017-10-30ND
2018-08-21201808130257ND
2019-01-30201901310262ND
2019-04-08201904100407ND
2019-07-30201908010178ND