Aldrin

California Water Service - Stockton

Aldrin is a pesticide that was banned in the 1970s due to its toxicity to people and wildlife, and its tendency to persist and accumulate in the environment.

MORE ABOUT THIS CONTAMINANT

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Range of results
2014	N/A	0	N/A
2015	ND	8	ND
2016	ND	2	ND
2017	ND	7	ND
2018	ND	11	ND
2019	ND	12	ND

ppb = parts per billion

All test results

Date	Lab ID	Result
2015-03-11	9590-018-1247	ND
2015-03-12	9590-054-1345	ND
2015-06-01	9590-051-1236	ND
2015-06-10	9590-130-1139	ND
2015-09-22	9590-130-1111	ND
2015-10-26	9590-060-1145	ND
2015-11-19	9590-059-1056	ND
2015-12-09	9590-018-0553	ND
2016-02-23	9590-061-1110	ND
2016-04-13	9590-051-1200	ND
2017-04-18	9590-133-1146	ND
2017-04-25	9590-051-1238	ND
2017-07-12	9590-133-1420	ND
2017-07-13	9590-029-1354	ND
2017-09-19	9590-130-1041	ND
2017-10-10	9590-133-1110	ND
2017-10-10	9590-058-0950	ND
2018-01-02	9590-054-1115	ND
2018-01-03	9590-133-0950	ND
2018-04-05	9590-133-1320	ND
2018-04-11	9590-050-1225	ND
2018-04-18	9590-051-1125	ND
2018-06-05	9590-130-1405	ND
2018-06-05	9590-060-1100	ND
2018-06-05	9590-059-1255	ND
2018-07-09	9590-056-1305	ND
2018-07-09	9590-133-1100	ND
2018-10-09	9590-133-1325	ND
2019-01-02	9590-133-1301	ND
2019-02-14	9590-061-1430	ND
2019-04-02	9590-051-1035	ND
2019-04-02	9590-133-1235	ND
2019-04-23	9590-053-1145	ND
2019-05-08	9590-007-1120	ND
2019-05-22	9590-053-1125	ND
2019-06-11	9590-130-1140	ND
2019-07-09	9590-133-1400	ND
2019-10-01	9590-067-1150	ND
2019-10-02	9590-028-1300	ND
2019-10-09	9590-133-1059	ND