Aluminum

Fcwwd #41/shaver Lake

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	17.2 ppb	3	3	9.54 ppb - 27.6 ppb
2015	35.6 ppb	16	1	ND - 570.0 ppb
2016	4.46 ppb	13	1	ND - 58.0 ppb
2017	22.0 ppb	1	1	22.0 ppb
2018	13.1 ppb	32	20	ND - 190.0 ppb
2019	7.61 ppb	14	7	ND - 31.0 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
2014-08-07	2371-049-1205	27.6 ppb
2014-08-07	2371-048-1255	9.54 ppb
2014-08-07	2371-047-1110	14.6 ppb
2015-06-04	5802-001-0800	ND
2015-06-04	5802-004-0900	ND
2015-06-04	5802-005-0930	ND
2015-06-17	5802-034-1030	ND
2015-06-17	5802-033-0850	570.0 ppb
2015-06-17	5802-062-0930	ND
2015-06-18	5802-009-1030	ND
2015-06-24	5802-012-0930	ND
2015-06-24	5802-011-1000	ND
2015-06-25	5802-015-1030	ND
2015-06-25	5802-008-0400	ND
2015-06-25	5802-014-0945	ND
2015-06-30	5802-006-0830	ND
2015-06-30	5802-035-0930	ND
2015-07-01	5802-036-0830	ND
2015-07-01	5802-042-0930	ND
2016-06-16	5802-056-1130	ND
2016-06-16	5802-057-1030	ND
2016-06-16	5802-058-0930	ND
2016-08-17	5802-065-1015	ND
2016-08-17	5802-059-0930	ND
2016-08-17	5802-066-0845	ND
2016-08-24	5802-046-0930	ND
2016-08-24	5802-044-1030	ND
2016-09-27	5802-041-1115	ND
2016-09-27	5802-038-1015	ND
2016-10-12	5802-040-1030	ND
2016-11-15	5802-043-1000	ND
2016-12-15	5802-037-0830	58.0 ppb
2017-05-02	5802-002-1100	22.0 ppb
2018-03-12	5802-001-1055	ND
2018-03-12	5802-033-1239	34.0 ppb
2018-03-12	5802-005-1119	5.90 ppb
2018-03-12	5802-008-1200	9.10 ppb
2018-03-12	5802-015-1341	ND
2018-03-12	5802-014-1310	ND
2018-03-14	5802-034-0320	5.00 ppb
2018-03-14	5802-004-1053	21.0 ppb
2018-03-14	5802-062-1234	4.20 ppb
2018-03-16	5802-011-1212	10.00 ppb
2018-03-16	5802-006-1041	11.0 ppb
2018-03-16	5802-012-1225	12.0 ppb
2018-03-16	5802-035-1334	12.0 ppb
2018-03-16	5802-036-1304	28.0 ppb
2018-03-19	5802-042-1207	ND
2018-03-19	5802-009-1332	ND
2018-04-09	5802-001-1058	6.90 ppb
2018-04-09	5802-004-1113	6.50 ppb
2018-04-09	5802-005-1117	25.0 ppb
2018-04-09	5802-033-1159	6.00 ppb
2018-04-11	5802-008-1212	ND
2018-04-11	5802-006-1318	ND
2018-04-13	5802-034-1345	ND
2018-04-13	5802-014-1404	6.30 ppb
2018-04-13	5802-062-1313	12.0 ppb
2018-04-13	5802-015-1040	ND
2018-04-18	5802-011-1135	ND
2018-04-18	5802-036-1054	4.00 ppb
2018-04-18	5802-012-1148	190.0 ppb
2018-04-18	5802-035-1037	ND
2018-04-20	5802-009-1329	11.0 ppb
2018-04-20	5802-042-1155	ND
2019-06-19	5802-059-0955	15.0 ppb
2019-06-19	5802-037-1030	ND
2019-06-19	5802-066-0957	ND
2019-06-19	5802-040-1115	8.00 ppb
2019-06-19	5802-065-0940	14.0 ppb
2019-06-19	5802-043-1310	ND
2019-06-19	5802-041-1120	6.50 ppb
2019-06-19	5802-058-0855	ND
2019-06-19	5802-057-0910	ND
2019-06-19	5802-056-0926	ND
2019-06-19	5802-046-1000	ND
2019-06-19	5802-044-1320	15.0 ppb
2019-06-26	5802-066-1230	17.0 ppb
2019-12-18	5802-038-0933	31.0 ppb