Aluminum

City of Elko

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
2014	N/A	0	0	N/A
2015	N/A	0	0	N/A
2016	152.9 ppb	21	5	ND - 2,300.0 ppb
2017	N/A	0	0	N/A
2018	N/A	0	0	N/A
2019	ND	15	0	ND

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
2016-03-23	S201603-0982	ND
2016-03-23	S201603-0984	ND
2016-03-23	S201603-0980	ND
2016-05-02	S201605-0070	ND
2016-05-02	S201605-0068	ND
2016-06-01	S201606-0096	240.0 ppb
2016-06-01	S201606-0092	ND
2016-06-01	S201606-0094	100.0 ppb
2016-06-01	S201606-0090	ND
2016-06-01	S201606-0098	ND
2016-06-20	S201606-0986	ND
2016-06-20	S201606-0982	ND
2016-06-20	S201606-0984	ND
2016-06-21	S201606-1075	ND
2016-06-28	S201606-1369	ND
2016-06-28	S201606-1371	60.0 ppb
2016-06-28	S201606-1373	2,300.0 ppb
2016-07-13	S201607-0640	ND
2016-08-02	S201608-0208	ND
2016-09-14	S201609-0685	ND
2016-10-26	S201610-1198	510.0 ppb
2019-07-27	19081514-01	ND
2019-08-19	B19081870-001	ND
2019-08-19	B19081921-001	ND
2019-08-20	B19082032-001	ND
2019-08-20	B19082034-001	ND
2019-08-21	B19082173-001	ND
2019-08-21	B19082177-001	ND
2019-08-27	19081516-01	ND
2019-08-27	19081599-01	ND
2019-08-27	19081603-01	ND
2019-08-27	19081605-01	ND
2019-08-28	19081589-01	ND
2019-08-28	19081592-01	ND
2019-08-28	19081612-01	ND
2019-09-04	B19090361-001	ND