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EWG's Tap Water Database — 2021 UPDATE

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o-toluidine

DCWA Knightsville

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.

 

11

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
2018ND50ND
2019ND60ND

ppb = parts per billion

All test results

Date Lab ID Result
2018-08-274040896ND
2018-08-274041053ND
2018-08-274041150ND
2018-11-144124671ND
2018-11-144124665ND
2019-02-264209994ND
2019-02-264210021ND
2019-02-264210151ND
2019-02-264210494ND
2019-02-264210087ND
2019-05-214303127ND