Metribuzin

Portsmouth Water Works

Metribuzin is a herbicide used on food crops, and on lawns or turf grass. In high doses, it affects the brain and nervous system, and exposures may also affect the thyroid and liver.

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Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Range of results
2014	ND	7	ND
2015	ND	7	ND
2016	ND	7	ND
2017	ND	7	ND
2018	ND	7	ND
2019	ND	7	ND

ppb = parts per billion

All test results

Date	Lab ID	Result
2014-01-27	A400382001	ND
2014-01-27	A400382002	ND
2014-01-27	A400382003	ND
2014-02-03	A400530002	ND
2014-02-03	A400530003	ND
2014-02-03	A400530001	ND
2014-07-17	A405023001	ND
2015-01-20	A500311005	ND
2015-01-20	A500311006	ND
2015-01-20	A500311004	ND
2015-01-20	A500311003	ND
2015-01-20	A500311002	ND
2015-01-20	A500311001	ND
2015-07-08	A504792001	ND
2016-02-03	B600549002	ND
2016-02-03	B600549004	ND
2016-02-03	B600549006	ND
2016-02-08	B600586002	ND
2016-02-08	B600586004	ND
2016-02-08	B600586006	ND
2016-08-18	B607708002	ND
2017-01-25	39125-001	ND
2017-01-25	39125-006	ND
2017-01-25	39125-005	ND
2017-01-25	39125-003	ND
2017-01-25	39125-002	ND
2017-01-25	39125-004	ND
2017-08-01	1708-00583-001	ND
2018-02-08	43406-003	ND
2018-02-08	43406-002	ND
2018-02-08	43406-001	ND
2018-02-14	43453-003	ND
2018-02-14	43453-002	ND
2018-02-14	43453-001	ND
2018-08-30	1808-04207-001	ND
2019-01-29	1901-02588-001	ND
2019-01-29	1901-02591-001	ND
2019-01-29	1901-02594-001	ND
2019-01-29	1901-02596-001	ND
2019-01-29	1901-02597-001	ND
2019-01-29	1901-02601-001	ND
2019-08-15	1908-02440-001	ND