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EWG's Tap Water Database — 2021 UPDATE

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o-toluidine

Kalaheo-Koloa

The synthetic chemical o-toluidine is used to manufacture pesticides, dyes and other industrial chemicals. The International Agency for Research on Cancer has classified o-toluidine as carcinogenic to humans, and it may also harm the nervous system, kidneys and bladder.

 

20

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
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019ND200ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-01-25201901290183ND
2019-01-25201901290171ND
2019-01-25201901290212ND
2019-01-25201901290269ND
2019-01-25201901290177ND
2019-01-28201901300176ND
2019-01-28201901300379ND
2019-01-28201901300411ND
2019-01-28201901300190ND
2019-03-05201903080458ND
2019-07-10201907110480ND
2019-07-10201907110554ND
2019-07-10201907110605ND
2019-07-10201907110582ND
2019-07-10201907110560ND
2019-07-11201907120382ND
2019-07-11201907120293ND
2019-07-11201907120360ND
2019-07-11201907120290ND
2019-07-11201907120306ND