Germanium

Irvine Ranch Water District

Germanium is a naturally occuring element used as a component in semiconductors and fiber optics. Excessive exposures to germanium may harm the kidneys.

MORE ABOUT THIS CONTAMINANT

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	N/A	0	0	N/A
2018	0.0967 ppb	12	3	ND - 0.450 ppb
2019	0.325 ppb	13	6	ND - 1.09 ppb

ppb = parts per billion

All test results

Date	Lab ID	Result
2018-03-27	18030668-05-0092	ND
2018-03-27	18030667-05-0092	ND
2018-03-27	18030669-05	ND
2018-06-26	18060528-02-0092	ND
2018-06-26	18060529-02-0092	ND
2018-06-26	18060525-02	ND
2018-09-26	18090503-02-0092	ND
2018-09-26	18090504-02-0092	ND
2018-09-26	18090507-02	ND
2018-12-12	18120271-02-0092	0.350 ppb
2018-12-12	18120272-02-0092	0.360 ppb
2018-12-12	18120275-02	0.450 ppb
2019-03-13	19030307-02	ND
2019-03-13	19030309-02	0.774 ppb
2019-03-13	19030308-02	0.774 ppb
2019-08-13	9H15050-03	ND
2019-08-13	9H15050-02	0.340 ppb
2019-08-13	9H15050-01	0.490 ppb
2019-08-13	9H15050-04	ND
2019-09-10	19090274-02	1.09 ppb
2019-09-10	19090275-02	ND
2019-09-10	19090276-02	0.757 ppb
2019-11-18	9K22031-01	ND
2019-11-19	9K22031-03	ND
2019-11-19	9K22031-02	ND
2020-02-10	0B12055-01	0.590 ppb
2020-02-11	0B12056-02	ND
2020-02-11	0B12056-01	ND
2020-02-12	0B13057-01	0.470 ppb
2020-05-11	0E15049-01	0.560 ppb
2020-05-13	0E15049-03	ND
2020-05-13	0E15049-02	ND