Propachlor

City of San Diego

Propachlor is a carcinogenic, DNA-damaging herbicide also associated with adverse developmental effects and reproductive toxicity. Propachlor use is discontinued in the U.S.

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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
2013	N/A	0	N/A
2014	ND	9	ND
2015	ND	15	ND
2016	ND	21	ND
2017	ND	11	ND
2018	ND	17	ND
2019	ND	11	ND

ppb = parts per billion

All test results

Date	Lab ID	Result
2014-01-14	9437-010-0000	ND
2014-01-14	9437-006-0000	ND
2014-01-14	9437-001-0000	ND
2014-04-08	9437-010-0000	ND
2014-04-08	9437-006-0000	ND
2014-04-08	9437-001-0000	ND
2014-07-08	9437-010-0000	ND
2014-07-08	9437-006-0000	ND
2014-07-08	9437-001-0000	ND
2015-04-14	9437-001-0000	ND
2015-04-14	9437-010-0000	ND
2015-04-14	9437-006-0000	ND
2015-05-06	9437-001-0000	ND
2015-05-06	9437-010-0000	ND
2015-05-06	9437-006-0000	ND
2015-07-14	9437-001-0000	ND
2015-07-14	9437-010-0000	ND
2015-07-14	9437-006-0000	ND
2015-11-05	9437-010-0000	ND
2015-11-05	9437-001-0000	ND
2015-11-05	9437-006-0000	ND
2015-11-18	9437-001-0000	ND
2015-11-18	9437-006-0000	ND
2015-11-18	9437-010-0000	ND
2016-01-12	9437-001-0000	ND
2016-01-12	9437-006-0000	ND
2016-01-21	9437-010-0000	ND
2016-02-08	9437-001-0000	ND
2016-02-08	9437-006-0000	ND
2016-02-08	9437-010-0000	ND
2016-04-12	9437-010-0000	ND
2016-04-12	9437-006-0000	ND
2016-04-12	9437-001-0000	ND
2016-05-04	9437-001-0000	ND
2016-05-04	9437-010-0000	ND
2016-05-04	9437-006-0000	ND
2016-08-03	9437-010-0000	ND
2016-08-03	9437-001-0000	ND
2016-08-03	9437-006-0000	ND
2016-10-11	9437-010-0000	ND
2016-10-11	9437-001-0000	ND
2016-10-11	9437-006-0000	ND
2016-11-02	9437-010-0000	ND
2016-11-02	9437-006-0000	ND
2016-11-02	9437-001-0000	ND
2017-01-10	9437-010-0000	ND
2017-01-10	9437-006-0000	ND
2017-01-10	9437-001-0000	ND
2017-02-01	9437-010-0000	ND
2017-02-01	9437-001-0000	ND
2017-02-01	9437-006-0000	ND
2017-05-03	9437-010-0000	ND
2017-05-03	9437-001-0000	ND
2017-05-03	9437-006-0000	ND
2017-11-01	9437-001-0000	ND
2017-11-01	9437-006-0000	ND
2018-02-07	9437-030-0000	ND
2018-02-26	9437-010-0000	ND
2018-02-26	9437-001-0000	ND
2018-02-26	9437-006-0000	ND
2018-04-10	9437-001-0000	ND
2018-04-10	9437-010-0000	ND
2018-04-10	9437-006-0000	ND
2018-05-09	0007-030-0810	ND
2018-05-23	9437-030-0000	ND
2018-07-10	9437-001-0000	ND
2018-07-10	9437-010-0000	ND
2018-07-12	9437-006-0000	ND
2018-09-05	9437-030-0000	ND
2018-10-23	9437-001-0000	ND
2018-10-23	9437-010-0000	ND
2018-10-23	9437-006-0000	ND
2018-11-14	9437-030-0000	ND
2019-04-16	9437-006-0000	ND
2019-04-16	9437-001-0000	ND
2019-04-16	9437-010-0000	ND
2019-05-08	9437-001-0000	ND
2019-05-08	9437-030-0000	ND
2019-05-08	9437-010-0000	ND
2019-05-08	9437-006-0000	ND
2019-10-08	9437-010-0000	ND
2019-10-08	9437-001-0000	ND
2019-10-08	9437-006-0000	ND
2019-12-18	9437-030-0000	ND