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EWG's Tap Water Database — 2021 UPDATE

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Dinoseb

Lockport

Dinoseb is a herbicide that causes birth defects and reproductive difficulties. It has been banned in the U.S. since 1986.

MORE ABOUT THIS CONTAMINANT

 

30

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
2015ND100ND
2016N/A00N/A
2017N/A00N/A
2018ND180ND
2019ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 7 ppb

The legal limit for dinoseb, established in 1992, was based on toxicity studies conducted in laboratory animals in the 1970s and 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2015-08-041508225-004CND
2015-08-041508225-007CND
2015-08-041508225-010CND
2015-08-041508225-013CND
2015-08-041508225-001CND
2015-11-101511802-001CND
2015-11-101511802-003CND
2015-11-101511802-005CND
2015-11-101511802-007CND
2015-11-101511802-009CND
2018-03-201803E24-001CND
2018-05-291805L07-001CND
2018-06-2818F1259-01_02ND
2018-08-071808616-001CND
2018-08-071808616-002CND
2018-08-071808616-003CND
2018-08-071808616-004CND
2018-08-141808C07-001CND
2018-08-141808C07-003CND
2018-10-151810B48-001CND
2018-10-151810B48-001CND
2018-10-151810B48-003CND
2018-10-151810B48-003CND
2018-10-151810B48-005CND
2018-10-151810B48-005CND
2018-10-161810C95-001CND
2018-10-161810C95-003CND
2018-10-171810D46-001CND
2019-02-051902317-001CND
2019-04-091904731-001CND