Aluminum
Metropolitan Water District of So. Cal.
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
313
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 | 109.9 ppb | 49 | 41 | ND - 310.0 ppb |
| 2015 | 105.9 ppb | 49 | 40 | ND - 240.0 ppb |
| 2016 | 129.8 ppb | 49 | 48 | ND - 240.0 ppb |
| 2017 | 51.7 ppb | 49 | 28 | ND - 210.0 ppb |
| 2018 | 73.8 ppb | 57 | 37 | ND - 310.0 ppb |
| 2019 | 39.9 ppb | 60 | 33 | ND - 290.0 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 |
|---|---|---|
| 2014-01-13 | 4412-003-0755 | 120.0 ppb |
| 2014-01-13 | 4412-005-0730 | 92.0 ppb |
| 2014-01-13 | 4412-013-0835 | 79.0 ppb |
| 2014-01-13 | 4412-020-1045 | 82.0 ppb |
| 2014-02-10 | 4412-003-0748 | 120.0 ppb |
| 2014-02-10 | 4412-005-0730 | 84.0 ppb |
| 2014-02-10 | 4412-013-1000 | 120.0 ppb |
| 2014-02-10 | 4412-020-0800 | 87.0 ppb |
| 2014-03-10 | 4412-003-0806 | 160.0 ppb |
| 2014-03-10 | 4412-005-0850 | ND |
| 2014-03-10 | 4412-013-1015 | 64.0 ppb |
| 2014-03-10 | 4412-020-0800 | 70.0 ppb |
| 2014-04-14 | 4412-003-0755 | 130.0 ppb |
| 2014-04-14 | 4412-005-0730 | ND |
| 2014-04-14 | 4412-013-1005 | 51.0 ppb |
| 2014-04-14 | 4412-020-1116 | 93.0 ppb |
| 2014-04-14 | 4412-026-1005 | ND |
| 2014-05-12 | 4412-003-0803 | 290.0 ppb |
| 2014-05-12 | 4412-005-0730 | 62.0 ppb |
| 2014-05-12 | 4412-013-1010 | ND |
| 2014-05-12 | 4412-020-1056 | 130.0 ppb |
| 2014-06-09 | 4412-003-0805 | 310.0 ppb |
| 2014-06-09 | 4412-005-0800 | ND |
| 2014-06-09 | 4412-013-1025 | 82.0 ppb |
| 2014-06-09 | 4412-020-1035 | 200.0 ppb |
| 2014-07-14 | 4412-003-0807 | 240.0 ppb |
| 2014-07-14 | 4412-005-0730 | ND |
| 2014-07-14 | 4412-013-1020 | 88.0 ppb |
| 2014-07-14 | 4412-020-1025 | 230.0 ppb |
| 2014-08-11 | 4412-003-0805 | 150.0 ppb |
| 2014-08-11 | 4412-005-0850 | 66.0 ppb |
| 2014-08-11 | 4412-013-1015 | 190.0 ppb |
| 2014-08-11 | 4412-020-1100 | 170.0 ppb |
| 2014-09-08 | 4412-003-0807 | 140.0 ppb |
| 2014-09-08 | 4412-005-0915 | 83.0 ppb |
| 2014-09-08 | 4412-013-1020 | 190.0 ppb |
| 2014-09-08 | 4412-020-1100 | 180.0 ppb |
| 2014-10-13 | 4412-003-0835 | 140.0 ppb |
| 2014-10-13 | 4412-005-0930 | 110.0 ppb |
| 2014-10-13 | 4412-013-1020 | 170.0 ppb |
| 2014-10-13 | 4412-020-1040 | 160.0 ppb |
| 2014-11-10 | 4412-003-0814 | 100.0 ppb |
| 2014-11-10 | 4412-005-0910 | ND |
| 2014-11-10 | 4412-013-1025 | 150.0 ppb |
| 2014-11-10 | 4412-020-1100 | 120.0 ppb |
| 2014-12-08 | 4412-003-0815 | 80.0 ppb |
| 2014-12-08 | 4412-005-0905 | ND |
| 2014-12-08 | 4412-013-1025 | 93.0 ppb |
| 2014-12-08 | 4412-020-0905 | 110.0 ppb |
| 2015-01-12 | 4412-003-0836 | 73.0 ppb |
| 2015-01-12 | 4412-005-0840 | ND |
| 2015-01-12 | 4412-013-1020 | 64.0 ppb |
| 2015-01-12 | 4412-020-1056 | 88.0 ppb |
| 2015-02-09 | 4412-003-1004 | 87.0 ppb |
| 2015-02-09 | 4412-005-0816 | ND |
| 2015-02-09 | 4412-013-1020 | 79.0 ppb |
| 2015-02-09 | 4412-020-1100 | 110.0 ppb |
| 2015-03-09 | 4412-003-1005 | 120.0 ppb |
| 2015-03-09 | 4412-005-0812 | ND |
| 2015-03-09 | 4412-013-1020 | 84.0 ppb |
| 2015-03-09 | 4412-020-1015 | 150.0 ppb |
| 2015-04-13 | 4412-003-1007 | 190.0 ppb |
| 2015-04-13 | 4412-005-0816 | ND |
| 2015-04-13 | 4412-013-1025 | 89.0 ppb |
| 2015-04-13 | 4412-020-1055 | 170.0 ppb |
| 2015-04-13 | 4412-026-1020 | ND |
| 2015-05-11 | 4412-003-1010 | 160.0 ppb |
| 2015-05-11 | 4412-005-0729 | ND |
| 2015-05-11 | 4412-013-1020 | 85.0 ppb |
| 2015-05-11 | 4412-020-1055 | 190.0 ppb |
| 2015-06-08 | 4412-003-0910 | 140.0 ppb |
| 2015-06-08 | 4412-005-0840 | ND |
| 2015-06-08 | 4412-013-1020 | 100.0 ppb |
| 2015-06-08 | 4412-020-1045 | 190.0 ppb |
| 2015-07-13 | 4412-003-1010 | 240.0 ppb |
| 2015-07-13 | 4412-005-0837 | ND |
| 2015-07-13 | 4412-013-0905 | 100.0 ppb |
| 2015-07-13 | 4412-020-1045 | 160.0 ppb |
| 2015-08-10 | 4412-003-0833 | 160.0 ppb |
| 2015-08-10 | 4412-005-0952 | ND |
| 2015-08-10 | 4412-013-1020 | 130.0 ppb |
| 2015-08-10 | 4412-020-1100 | 160.0 ppb |
| 2015-09-14 | 4412-003-0806 | 170.0 ppb |
| 2015-09-14 | 4412-005-0807 | 81.0 ppb |
| 2015-09-14 | 4412-013-1020 | 150.0 ppb |
| 2015-09-14 | 4412-020-0850 | 200.0 ppb |
| 2015-10-12 | 4412-003-0805 | 190.0 ppb |
| 2015-10-12 | 4412-005-0825 | 84.0 ppb |
| 2015-10-12 | 4412-013-1020 | 180.0 ppb |
| 2015-10-12 | 4412-020-1125 | 150.0 ppb |
| 2015-11-09 | 4412-003-0940 | 150.0 ppb |
| 2015-11-09 | 4412-005-0925 | 78.0 ppb |
| 2015-11-09 | 4412-013-1020 | 140.0 ppb |
| 2015-11-09 | 4412-020-1040 | 120.0 ppb |
| 2015-12-14 | 4412-003-1000 | 120.0 ppb |
| 2015-12-14 | 4412-005-0845 | 77.0 ppb |
| 2015-12-14 | 4412-013-1020 | 72.0 ppb |
| 2015-12-14 | 4412-020-1005 | 110.0 ppb |
| 2016-01-11 | 4412-003-1010 | 120.0 ppb |
| 2016-01-11 | 4412-005-0940 | 91.0 ppb |
| 2016-01-11 | 4412-013-1020 | 150.0 ppb |
| 2016-01-11 | 4412-020-1110 | 77.0 ppb |
| 2016-02-08 | 4412-003-0825 | 120.0 ppb |
| 2016-02-08 | 4412-005-0950 | 95.0 ppb |
| 2016-02-08 | 4412-013-1020 | 96.0 ppb |
| 2016-02-08 | 4412-020-1030 | 120.0 ppb |
| 2016-03-14 | 4412-003-0900 | 130.0 ppb |
| 2016-03-14 | 4412-005-0905 | 98.0 ppb |
| 2016-03-14 | 4412-013-1020 | 110.0 ppb |
| 2016-03-14 | 4412-020-1110 | 110.0 ppb |
| 2016-04-04 | 4412-005-0730 | 120.0 ppb |
| 2016-04-11 | 4412-003-0854 | 120.0 ppb |
| 2016-04-11 | 4412-013-1020 | 110.0 ppb |
| 2016-04-11 | 4412-020-1130 | 130.0 ppb |
| 2016-04-11 | 4412-026-0925 | 52.0 ppb |
| 2016-05-09 | 4412-003-1010 | 190.0 ppb |
| 2016-05-09 | 4412-005-0941 | 110.0 ppb |
| 2016-05-09 | 4412-013-1020 | 120.0 ppb |
| 2016-05-09 | 4412-020-1110 | 160.0 ppb |
| 2016-06-13 | 4412-003-1030 | 230.0 ppb |
| 2016-06-13 | 4412-005-0830 | 120.0 ppb |
| 2016-06-13 | 4412-013-1020 | 110.0 ppb |
| 2016-06-13 | 4412-020-1125 | 220.0 ppb |
| 2016-07-11 | 4412-003-0916 | 240.0 ppb |
| 2016-07-11 | 4412-005-0855 | 85.0 ppb |
| 2016-07-11 | 4412-013-1020 | 120.0 ppb |
| 2016-07-11 | 4412-020-1105 | 190.0 ppb |
| 2016-08-08 | 4412-003-1012 | 190.0 ppb |
| 2016-08-08 | 4412-005-0850 | 110.0 ppb |
| 2016-08-08 | 4412-020-1105 | 180.0 ppb |
| 2016-08-29 | 4412-013-1020 | 120.0 ppb |
| 2016-09-12 | 4412-003-0902 | 210.0 ppb |
| 2016-09-12 | 4412-005-0820 | 130.0 ppb |
| 2016-09-12 | 4412-013-0850 | 93.0 ppb |
| 2016-09-12 | 4412-020-1100 | 190.0 ppb |
| 2016-10-10 | 4412-003-0936 | 160.0 ppb |
| 2016-10-10 | 4412-005-0935 | ND |
| 2016-10-10 | 4412-013-1020 | 94.0 ppb |
| 2016-10-10 | 4412-020-1130 | 200.0 ppb |
| 2016-11-14 | 4412-003-0901 | 150.0 ppb |
| 2016-11-14 | 4412-005-0935 | 55.0 ppb |
| 2016-11-14 | 4412-013-1020 | 110.0 ppb |
| 2016-11-28 | 4412-020-1140 | 170.0 ppb |
| 2016-12-12 | 4412-003-0930 | 140.0 ppb |
| 2016-12-12 | 4412-005-0935 | 61.0 ppb |
| 2016-12-12 | 4412-013-1025 | 93.0 ppb |
| 2016-12-12 | 4412-020-1125 | 160.0 ppb |
| 2017-01-09 | 4412-003-0946 | 130.0 ppb |
| 2017-01-09 | 4412-005-0938 | 59.0 ppb |
| 2017-01-09 | 4412-013-1020 | 85.0 ppb |
| 2017-01-09 | 4412-020-1110 | 210.0 ppb |
| 2017-02-13 | 4412-003-1006 | 69.0 ppb |
| 2017-02-13 | 4412-005-0935 | 120.0 ppb |
| 2017-02-13 | 4412-013-1015 | 59.0 ppb |
| 2017-02-13 | 4412-020-1140 | 140.0 ppb |
| 2017-03-13 | 4412-003-0830 | 83.0 ppb |
| 2017-03-13 | 4412-005-0930 | 100.0 ppb |
| 2017-03-13 | 4412-013-1015 | ND |
| 2017-03-13 | 4412-020-1135 | 95.0 ppb |
| 2017-04-10 | 4412-003-0952 | ND |
| 2017-04-10 | 4412-005-0916 | 82.0 ppb |
| 2017-04-10 | 4412-013-1015 | ND |
| 2017-04-10 | 4412-020-1115 | 140.0 ppb |
| 2017-04-10 | 4412-026-1104 | ND |
| 2017-05-08 | 4412-003-0910 | ND |
| 2017-05-08 | 4412-005-0910 | 63.0 ppb |
| 2017-05-08 | 4412-013-1015 | ND |
| 2017-05-08 | 4412-020-1115 | 180.0 ppb |
| 2017-06-12 | 4412-003-1010 | 72.0 ppb |
| 2017-06-12 | 4412-005-0905 | 51.0 ppb |
| 2017-06-12 | 4412-013-1015 | ND |
| 2017-06-12 | 4412-020-1030 | 100.0 ppb |
| 2017-07-10 | 4412-003-1010 | 60.0 ppb |
| 2017-07-10 | 4412-005-0915 | 60.0 ppb |
| 2017-07-10 | 4412-013-1015 | ND |
| 2017-07-10 | 4412-020-1443 | ND |
| 2017-08-14 | 4412-003-0920 | 120.0 ppb |
| 2017-08-14 | 4412-005-0840 | 63.0 ppb |
| 2017-08-14 | 4412-013-0935 | ND |
| 2017-08-14 | 4412-020-1215 | ND |
| 2017-09-11 | 4412-003-1010 | 50.0 ppb |
| 2017-09-11 | 4412-005-0925 | 76.0 ppb |
| 2017-09-11 | 4412-013-1026 | 55.0 ppb |
| 2017-09-11 | 4412-020-1033 | ND |
| 2017-10-09 | 4412-003-0946 | 67.0 ppb |
| 2017-10-09 | 4412-005-0920 | ND |
| 2017-10-09 | 4412-013-0955 | ND |
| 2017-10-09 | 4412-020-1110 | 71.0 ppb |
| 2017-11-13 | 4412-003-0951 | ND |
| 2017-11-13 | 4412-005-0945 | ND |
| 2017-11-13 | 4412-013-0915 | 74.0 ppb |
| 2017-11-13 | 4412-020-0952 | ND |
| 2017-12-11 | 4412-003-0946 | ND |
| 2017-12-11 | 4412-005-0910 | ND |
| 2017-12-11 | 4412-013-0925 | ND |
| 2017-12-11 | 4412-020-1255 | ND |
| 2018-01-08 | 4412-003-1001 | ND |
| 2018-01-08 | 4412-005-0915 | ND |
| 2018-01-08 | 4412-013-1000 | ND |
| 2018-01-08 | 4412-020-1309 | ND |
| 2018-02-12 | 4412-003-1024 | ND |
| 2018-02-12 | 4412-005-0840 | ND |
| 2018-02-12 | 4412-013-1010 | 60.0 ppb |
| 2018-02-12 | 4412-020-1309 | ND |
| 2018-03-12 | 4412-003-0746 | ND |
| 2018-03-12 | 4412-013-0725 | 60.0 ppb |
| 2018-03-12 | 4412-020-1308 | ND |
| 2018-03-26 | 4412-005-0744 | ND |
| 2018-04-09 | 4412-003-1000 | 110.0 ppb |
| 2018-04-09 | 4412-005-0820 | ND |
| 2018-04-09 | 4412-013-0805 | 100.0 ppb |
| 2018-04-09 | 4412-020-1308 | 73.0 ppb |
| 2018-04-09 | 4412-026-0825 | ND |
| 2018-05-14 | 4412-003-1001 | 92.0 ppb |
| 2018-05-14 | 4412-005-0730 | ND |
| 2018-05-14 | 4412-013-0825 | 72.0 ppb |
| 2018-05-14 | 4412-020-1238 | 120.0 ppb |
| 2018-05-14 | 4412-026-0822 | 70.0 ppb |
| 2018-06-11 | 4412-003-1001 | 170.0 ppb |
| 2018-06-11 | 4412-005-0700 | ND |
| 2018-06-11 | 4412-013-0815 | 92.0 ppb |
| 2018-06-11 | 4412-020-1315 | 220.0 ppb |
| 2018-06-11 | 4412-026-0830 | 100.0 ppb |
| 2018-07-09 | 4412-003-0800 | 130.0 ppb |
| 2018-07-09 | 4412-005-0650 | ND |
| 2018-07-09 | 4412-013-0830 | ND |
| 2018-07-09 | 4412-020-1427 | 150.0 ppb |
| 2018-07-09 | 4412-026-0626 | 85.0 ppb |
| 2018-08-13 | 4412-003-0952 | 170.0 ppb |
| 2018-08-13 | 4412-005-0700 | ND |
| 2018-08-13 | 4412-013-0715 | 120.0 ppb |
| 2018-08-13 | 4412-020-1205 | 220.0 ppb |
| 2018-08-13 | 4412-026-0755 | 88.0 ppb |
| 2018-09-10 | 4412-003-0930 | 130.0 ppb |
| 2018-09-10 | 4412-005-0720 | ND |
| 2018-09-10 | 4412-013-0725 | 75.0 ppb |
| 2018-09-10 | 4412-020-1229 | 200.0 ppb |
| 2018-09-10 | 4412-026-0805 | 80.0 ppb |
| 2018-10-08 | 4412-003-0840 | 220.0 ppb |
| 2018-10-08 | 4412-005-0645 | ND |
| 2018-10-08 | 4412-013-0720 | 73.0 ppb |
| 2018-10-08 | 4412-026-0832 | 75.0 ppb |
| 2018-10-22 | 4412-020-1323 | 120.0 ppb |
| 2018-11-13 | 4412-003-0910 | 310.0 ppb |
| 2018-11-13 | 4412-005-0700 | 60.0 ppb |
| 2018-11-13 | 4412-013-0755 | 50.0 ppb |
| 2018-11-13 | 4412-020-1205 | 100.0 ppb |
| 2018-11-13 | 4412-026-0941 | 60.0 ppb |
| 2018-12-10 | 4412-003-0905 | 160.0 ppb |
| 2018-12-10 | 4412-005-0710 | 75.0 ppb |
| 2018-12-10 | 4412-013-0745 | ND |
| 2018-12-10 | 4412-020-0600 | 60.0 ppb |
| 2018-12-10 | 4412-026-0900 | 57.0 ppb |
| 2019-01-14 | 4412-003-0715 | 65.0 ppb |
| 2019-01-14 | 4412-005-0750 | 63.0 ppb |
| 2019-01-14 | 4412-013-0825 | ND |
| 2019-01-14 | 4412-020-1238 | 86.0 ppb |
| 2019-01-14 | 4412-026-0844 | 56.0 ppb |
| 2019-02-11 | 4412-003-0852 | 61.0 ppb |
| 2019-02-11 | 4412-013-0825 | ND |
| 2019-02-11 | 4412-020-1210 | 110.0 ppb |
| 2019-02-11 | 4412-026-0703 | ND |
| 2019-02-25 | 4412-005-0655 | ND |
| 2019-03-11 | 4412-003-0731 | ND |
| 2019-03-11 | 4412-005-0805 | 92.0 ppb |
| 2019-03-11 | 4412-013-0800 | ND |
| 2019-03-11 | 4412-020-1234 | ND |
| 2019-03-11 | 4412-026-0950 | 69.0 ppb |
| 2019-04-08 | 4412-003-0750 | ND |
| 2019-04-08 | 4412-005-0750 | 66.0 ppb |
| 2019-04-08 | 4412-013-0845 | ND |
| 2019-04-08 | 4412-020-1157 | ND |
| 2019-04-08 | 4412-026-1010 | 58.0 ppb |
| 2019-05-13 | 4412-003-0802 | ND |
| 2019-05-13 | 4412-005-0750 | 55.0 ppb |
| 2019-05-13 | 4412-013-0743 | 50.0 ppb |
| 2019-05-13 | 4412-020-1209 | ND |
| 2019-05-13 | 4412-026-0815 | ND |
| 2019-06-10 | 4412-003-0840 | ND |
| 2019-06-10 | 4412-005-0755 | 54.0 ppb |
| 2019-06-10 | 4412-013-0740 | 79.0 ppb |
| 2019-06-10 | 4412-020-1129 | ND |
| 2019-06-10 | 4412-026-0713 | 53.0 ppb |
| 2019-07-08 | 4412-003-0840 | ND |
| 2019-07-08 | 4412-005-0750 | 51.0 ppb |
| 2019-07-08 | 4412-013-0720 | ND |
| 2019-07-08 | 4412-020-1246 | ND |
| 2019-07-08 | 4412-026-1015 | 56.0 ppb |
| 2019-08-12 | 4412-003-0816 | 57.0 ppb |
| 2019-08-12 | 4412-005-0755 | ND |
| 2019-08-12 | 4412-013-0805 | 52.0 ppb |
| 2019-08-12 | 4412-020-1227 | 56.0 ppb |
| 2019-08-12 | 4412-026-0856 | 92.0 ppb |
| 2019-09-09 | 4412-003-0800 | 65.0 ppb |
| 2019-09-09 | 4412-005-0755 | 53.0 ppb |
| 2019-09-09 | 4412-013-0800 | 94.0 ppb |
| 2019-09-09 | 4412-020-1142 | 63.0 ppb |
| 2019-09-09 | 4412-026-0800 | 94.0 ppb |
| 2019-10-14 | 4412-003-0756 | 54.0 ppb |
| 2019-10-14 | 4412-005-0800 | ND |
| 2019-10-14 | 4412-013-0805 | 58.0 ppb |
| 2019-10-14 | 4412-020-1247 | ND |
| 2019-10-14 | 4412-026-0926 | 67.0 ppb |
| 2019-11-12 | 4412-003-1110 | ND |
| 2019-11-12 | 4412-005-0750 | 72.0 ppb |
| 2019-11-12 | 4412-013-0835 | 51.0 ppb |
| 2019-11-12 | 4412-020-1514 | ND |
| 2019-11-12 | 4412-026-0956 | 51.0 ppb |
| 2019-12-02 | 4412-026-0950 | ND |
| 2019-12-09 | 4412-003-0801 | ND |
| 2019-12-09 | 4412-005-0800 | 290.0 ppb |
| 2019-12-09 | 4412-013-0835 | ND |
| 2019-12-09 | 4412-020-1248 | ND |