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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

City of Tulare

Cobalt is a metal found throughout the environment; people may be exposed to cobalt in air, food and drinking water.

MORE ABOUT THIS CONTAMINANT

 

82

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND730ND
2015ND90ND
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 70 ppb

The EWG Health Guideline of 70 ppb for cobalt was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against change in blood chemistry.

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-03A4A0176-05AND
2014-01-03A4A0176-35AND
2014-01-03A4A0176-33AND
2014-01-03A4A0176-31AND
2014-01-03A4A0176-43AND
2014-01-03A4A0176-47AND
2014-01-03A4A0176-29AND
2014-01-03A4A0176-27AND
2014-01-03A4A0176-25AND
2014-01-03A4A0176-45AND
2014-01-03A4A0176-21AND
2014-01-03A4A0176-17AND
2014-01-03A4A0176-13AND
2014-01-03A4A0176-19AND
2014-01-03A4A0176-15AND
2014-01-03A4A0176-41AND
2014-01-03A4A0176-39AND
2014-01-03A4A0176-37AND
2014-01-03A4A0176-11AND
2014-01-22A4A0173-05AND
2014-01-22A4A0167-05AND
2014-01-22A4A0159-09AND
2014-01-22A4A0167-09AND
2014-01-22A4A0173-01AND
2014-01-22A4A0159-05AND
2014-01-22A4A0159-01AND
2014-01-22A4A0173-09AND
2014-01-22A4A0167-01AND
2014-01-23A4A0174-05AND
2014-01-23A4A0171-01AND
2014-01-23A4A0174-13AND
2014-01-23A4A0171-05AND
2014-01-23A4A0152-05AND
2014-01-23A4A0174-01AND
2014-01-23A4A0174-09AND
2014-01-23A4A0152-01AND
2014-01-23A4A0152-09AND
2014-01-23A4A0171-09AND
2014-01-24A4A0176-03AND
2014-01-24A4A0172-09AND
2014-01-24A4A0176-23AND
2014-01-24A4A0175-09AND
2014-01-24A4A0175-13AND
2014-01-24A4A0176-09AND
2014-01-24A4A0176-01AND
2014-01-24A4A0176-07AND
2014-01-24A4A0175-01AND
2014-01-24A4A0161-01AND
2014-01-24A4A0172-05AND
2014-01-24A4A0175-05AND
2014-01-24A4A0172-01AND
2014-01-24A4A0161-05AND
2014-07-15A4G0608-06AND
2014-07-15A4G0620-11AND
2014-07-15A4G0620-01AND
2014-07-15A4G0608-01AND
2014-07-15A4G0608-11AND
2014-07-15A4G0617-11AND
2014-07-15A4G0617-06AND
2014-07-15A4G0620-06AND
2014-07-15A4G0617-01AND
2014-07-16A4G1353-01AND
2014-07-16A4G1349-01AND
2014-07-16A4G1343-11AND
2014-07-16A4G1343-01AND
2014-07-16A4G1349-06AND
2014-07-16A4G1353-11AND
2014-07-16A4G1353-06AND
2014-07-17A4G1376-07AND
2014-07-17A4G1376-05AND
2014-07-17A4G1376-03AND
2014-07-17A4G1376-01AND
2014-07-17A4G1343-06AND
2015-11-30A5K0994-03AND
2015-11-30A5K0993-01AND
2015-11-30A5K0992-01AND
2015-11-30A5K0992-03AND
2015-11-30A5K0993-03AND
2015-11-30A5K0993-05AND
2015-11-30A5K0991-01AND
2015-11-30A5K0994-07AND
2015-11-30A5K0994-05AND