EWG's Tap Water Database — 2021 UPDATE

Aldicarb sulfoxide

Regional Water Authority

Aldicarb sulfoxide is a groundwater contaminant related to the neurotoxic insecticide aldicarb.

MORE ABOUT THIS CONTAMINANT

44

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Detections	Range of results
2014	N/A	0	0	N/A
2015	ND	1	0	ND
2016	ND	21	0	ND
2017	N/A	0	0	N/A
2018	N/A	0	0	N/A
2019	ND	22	0	ND

ppb = parts per billion

All test results

Date	Lab ID	Result
2015-06-25	SOC 200419193	ND
2016-05-16	SOC 200439626	ND
2016-05-16	SOC 200439628	ND
2016-05-16	SOC 200439627	ND
2016-05-16	SOC 200439620	ND
2016-05-16	SOC 200439622	ND
2016-05-16	SOC 200439623	ND
2016-05-16	SOC 200439625	ND
2016-05-16	SOC 200439619	ND
2016-08-29	SOC 200448465	ND
2016-08-29	SOC 200448473	ND
2016-08-29	SOC 200448473	ND
2016-08-29	SOC 200448472	ND
2016-08-29	SOC 200448466	ND
2016-08-29	SOC 200448468	ND
2016-08-29	SOC 200448469	ND
2016-08-29	SOC 200448469	ND
2016-08-29	SOC 200448470	ND
2016-08-29	SOC 200448471	ND
2016-08-30	SOC 200448554	ND
2016-09-28	SOC 200451204	ND
2016-11-22	SOC 200455270	ND
2019-05-08	SOC 200531300	ND
2019-05-28	SOC 200533719	ND
2019-05-28	SOC 200533803	ND
2019-05-28	SOC 200533804	ND
2019-05-28	SOC 200533660	ND
2019-05-28	SOC 200533659	ND
2019-05-28	SOC 200533720	ND
2019-05-29	SOC 200533881	ND
2019-05-29	SOC 200533880	ND
2019-05-29	SOC 200533867	ND
2019-05-29	SOC 200533868	ND
2019-08-26	SOC 200546197	ND
2019-08-26	SOC 200546200	ND
2019-08-26	SOC 200546198	ND
2019-08-27	SOC 200546267	ND
2019-08-27	SOC 200546268	ND
2019-08-27	SOC 200546302	ND
2019-08-27	SOC 200546303	ND
2019-08-28	SOC 200546738	ND
2019-08-28	SOC 200546737	ND
2019-08-28	SOC 200546736	ND
2019-08-28	SOC 200546553	ND