Aluminum

Stoughton Waterworks

Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.

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Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Detections	Range of results
2013	N/A	0	0	N/A
2014	N/A	0	0	N/A
2015	N/A	0	0	N/A
2016	N/A	0	0	N/A
2017	ND	4	0	ND
2018	N/A	0	0	N/A
2019	0.218 ppb	28	1	ND - 6.10 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 600 ppb

The EWG Health Guideline of 600 ppb for aluminum was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to the brain and nervous system.

ppb = parts per billion

All test results

Date	Lab ID	Result
2017-04-26	985398	ND
2017-04-26	985403	ND
2017-05-02	986313	ND
2017-05-02	986311	ND
2019-08-05	1138554	6.10 ppb
2019-08-05	1138546	ND
2019-08-05	1138551	ND
2019-08-05	1138548	ND
2019-08-05	1138543	ND
2019-08-05	1138552	ND
2019-08-05	1138550	ND
2019-08-05	1138549	ND
2019-08-05	1138547	ND
2019-08-05	1138545	ND
2019-08-05	1138544	ND
2019-08-05	1138555	ND
2019-08-05	1138556	ND
2019-08-05	1138553	ND
2019-08-12	1140230	ND
2019-08-12	1140232	ND
2019-08-12	1140233	ND
2019-08-12	1140234	ND
2019-08-12	1140235	ND
2019-08-12	1140229	ND
2019-08-12	1140227	ND
2019-08-12	1140222	ND
2019-08-12	1140225	ND
2019-08-12	1140224	ND
2019-08-12	1140226	ND
2019-08-12	1140228	ND
2019-08-12	1140231	ND
2019-08-12	1140223	ND