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EWG's Tap Water Database — 2021 UPDATE

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o-toluidine

City of Norco

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019ND130ND

ppb = parts per billion

All test results

Date Lab ID Result
2019-03-04B9C0250-01ND
2019-03-04B9C0250-02ND
2019-03-04B9C0250-03ND
2019-03-04B9C0250-04ND
2019-03-04B9C0250-05ND
2019-03-04B9C0250-06ND
2019-06-04201905300160ND
2019-09-04201907220003ND
2019-09-04201907220004ND
2019-09-04201907220005ND
2019-09-04201907220006ND
2019-09-04201907220007ND
2019-09-04201907220008ND