Barium

Bayleaf Master

Barium is a mineral present in rocks, soil and water. High concentrations of barium in drinking water increase the risk of cardiovascular disease and hypertension.

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205

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	ND	30	0	ND
2015	ND	41	0	ND
2016	14.4 ppb	30	1	ND - 432.0 ppb
2017	30.8 ppb	31	2	ND - 523.0 ppb
2018	ND	41	0	ND
2019	ND	32	0	ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 700 ppb

The EWG Health Guideline of 700 ppb for barium was defined by EWG as benchmark that protects against harm to the kidneys and the cardiovascular system.

EPA Maximum Contaminant
Level (MCL) 2,000 ppb

The legal limit for barium, established in 1991, was based on a 10-week study of barium exposure in 11 adult male volunteers. This limit does not include any additional consideration of children’s health.

ppb = parts per billion

All test results

Date	Lab ID	Result
2014-01-06	C316051-01	ND
2014-01-09	C316075-01	ND
2014-01-16	C316057-01	ND
2014-01-20	C316036-01	ND
2014-01-27	C316043-01	ND
2014-02-04	C316006-01	ND
2014-02-04	C316006-02	ND
2014-02-04	C316006-03	ND
2014-02-04	C316012-01	ND
2014-02-24	C316040-01	ND
2014-02-24	C316040-02	ND
2014-02-26	C316016-01	ND
2014-04-03	C404032-01	ND
2014-04-10	C403006-01	ND
2014-04-15	C404039-01	ND
2014-04-22	C404024-01	ND
2014-05-08	C402985-01	ND
2014-07-08	C407788-01	ND
2014-07-10	C407790-01	ND
2014-07-16	C407806-01	ND
2014-07-16	C407806-02	ND
2014-07-16	C408013-01	ND
2014-07-21	C407811-01	ND
2014-07-21	C408792-01	ND
2014-07-31	C407800-01	ND
2014-08-04	C409899-01	ND
2014-08-04	C409899-02	ND
2014-08-20	C407812-01	ND
2014-08-27	C410829-02	ND
2014-09-17	C411467-01	ND
2015-01-07		ND
2015-01-07		ND
2015-01-07		ND
2015-01-15		ND
2015-01-15		ND
2015-01-19		ND
2015-01-19		ND
2015-01-19		ND
2015-01-20		ND
2015-01-28		ND
2015-01-28		ND
2015-01-28		ND
2015-01-28		ND
2015-01-28		ND
2015-01-29		ND
2015-01-30		ND
2015-01-30		ND
2015-02-03		ND
2015-03-24		ND
2015-03-24		ND
2015-04-06		ND
2015-04-08		ND
2015-04-20		ND
2015-04-23		ND
2015-04-24		ND
2015-05-06		ND
2015-07-16		ND
2015-07-21		ND
2015-07-23		ND
2015-10-07		ND
2015-10-07		ND
2015-10-07		ND
2015-10-07		ND
2015-10-07		ND
2015-10-07		ND
2015-10-14		ND
2015-10-21		ND
2015-10-21		ND
2015-11-18		ND
2015-12-03		ND
2015-12-10		ND
2016-01-04	C515806-01	ND
2016-01-06	C515770-01	ND
2016-01-07	C515766-01	ND
2016-01-07	C515772-01	ND
2016-01-07	C515776-01	ND
2016-01-07	C515782-01	ND
2016-01-07	C515787-01	ND
2016-01-07	C515824-01	ND
2016-01-13	C515801-01	ND
2016-01-13	C515801-02	ND
2016-03-17	C515831-01	ND
2016-03-23	CZ02853-01	ND
2016-04-18	CZ03128-01	ND
2016-04-19	CZ03119-02	ND
2016-04-20	CZ03124-02	ND
2016-04-20	CZ03163-01	ND
2016-04-20	CZ03163-02	ND
2016-04-25	CZ05708-01	ND
2016-05-03	CZ03137-02	ND
2016-05-16	CZ03159-01	ND
2016-05-17	CZ07300-01	ND
2016-05-19	CZ07383-01	ND
2016-06-14	CZ09075-01	ND
2016-07-21	CZ08296-01	ND
2016-10-03	CZ13730-01	432.0 ppb
2016-10-12	CZ13735-01	ND
2016-10-14	CZ13738-01	ND
2016-10-14	CZ13741-01	ND
2016-11-09	CZ13736-01	ND
2016-11-09	CZ13736-02	ND
2017-01-16	CZ18688-01	432.0 ppb
2017-01-17	CZ18653-01	ND
2017-01-17	CZ18675-01	ND
2017-01-17	CZ18682-01	ND
2017-01-17	CZ19034-01	ND
2017-01-18	CA00819-01	ND
2017-01-18	CZ18679-01	ND
2017-01-18	CZ18679-02	ND
2017-01-19	CZ18713-01	ND
2017-01-20	CZ18657-01	ND
2017-03-29	CZ18694-01	ND
2017-03-30	CA05012-01	ND
2017-04-17	CA02813-01RE1	523.0 ppb
2017-04-17	CA02835-01	ND
2017-05-05	CA02840-01	ND
2017-05-17	CA02858-01	ND
2017-06-02	CA02817-01	ND
2017-07-10	CA07666-02	ND
2017-07-13	CA07689-01	ND
2017-07-19	CA07674-01	ND
2017-07-19	CA07679-01	ND
2017-07-19	CA07690-01	ND
2017-07-19	CA07690-02	ND
2017-07-19	CA07690-03	ND
2017-07-19	CA07693-01	ND
2017-07-20	CA07879-01	ND
2017-07-21	CA11119-01	ND
2017-08-02	CA07684-02	ND
2017-08-09	CA07672-01	ND
2017-08-16	CA12508-01	ND
2017-08-30	CA12467-01	ND
2018-01-15	CA18133-01	ND
2018-01-15	CA18134-01	ND
2018-01-15	CA18134-02	ND
2018-01-22	CA18130-02	ND
2018-01-23	CA18132-01	ND
2018-01-23	CA18132-02	ND
2018-01-23	CB00989-01	ND
2018-01-24	CA18116-01	ND
2018-01-29	CA18141-01	ND
2018-01-31	CA18114-01	ND
2018-01-31	CA18139-01	ND
2018-01-31	CA18193-04	ND
2018-02-01	CB01533-01	ND
2018-02-01	CB01533-02	ND
2018-02-20	CB02384-01	ND
2018-02-21	CA18175-01	ND
2018-02-21	CA18187-01	ND
2018-02-22	CA18171-01	ND
2018-02-22	CA18173-01	ND
2018-04-02	CB03258-01	ND
2018-04-16	CB03266-01	ND
2018-04-18	CB03229-01	ND
2018-04-18	CB03247-01	ND
2018-04-19	CB03222-01	ND
2018-04-25	CB03262-01	ND
2018-07-20	CB08096-01	ND
2018-07-25	CB08090-01	ND
2018-07-25	CB08097-01	ND
2018-09-25	CB14498-01	ND
2018-10-16	CB14299-01	ND
2018-10-23	CB14302-01	ND
2018-10-23	CB14304-01	ND
2018-10-26	CB14301-01	ND
2018-10-26	CB14301-02	ND
2018-10-26	CB14301-03	ND
2018-10-26	CB14301-04	ND
2018-10-26	CB14301-05	ND
2018-10-26	CB14301-06	ND
2018-10-26	CB14301-07	ND
2018-10-26	CB14301-08	ND
2018-10-26	CB14301-09	ND
2019-01-15	CB18633-01	ND
2019-01-15	CB18633-02	ND
2019-01-16	CB18616-01	ND
2019-01-23	CB18599-01	ND
2019-01-23	CB18603-01	ND
2019-01-23	CB18605-01	ND
2019-01-31	CB18609-01	ND
2019-02-05	CB18664-01	ND
2019-02-15	CB18657-01	ND
2019-02-21	CB18620-01	ND
2019-03-12	CB18636-01	ND
2019-03-26	CB19049-01	ND
2019-04-15	CC04000-01	ND
2019-04-15	CC04000-02	ND
2019-04-15	CC04000-03	ND
2019-04-17	CC04012-01	ND
2019-04-17	CC04051-01	ND
2019-04-17	CC04051-02	ND
2019-04-24	CC04047-01	ND
2019-04-25	CC06328-01	ND
2019-05-08	CC04006-01	ND
2019-05-08	CC04006-02	ND
2019-05-08	CC04022-01	ND
2019-05-08	CC04022-02	ND
2019-06-04	CC08605-01	ND
2019-09-16	CC10478-01	ND
2019-10-30	CC15776-01	ND
2019-10-31	CC15774-01	ND
2019-10-31	CC15774-02	ND
2019-11-07	CC15778-01	ND
2019-12-20	CC15769-01	ND
2019-12-30	CC15772-01	ND