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EWG's Tap Water Database — 2019 UPDATE

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Cobalt

City of Sugar Land

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

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND220ND
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/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
2013-01-22201301240319AMND
2013-01-22201301240285AMND
2013-01-22201301240266AMND
2013-01-22201301240251AMND
2013-01-22201301240222AMND
2013-01-22201301240216AMND
2013-01-22201301240189AMND
2013-01-22201301240191AMND
2013-01-22201301240159AMND
2013-01-22201301240183AMND
2013-01-23201301240187AMND
2013-06-18201306190358AMND
2013-06-18201306190360AMND
2013-06-18201306190355AMND
2013-06-18201306190346AMND
2013-06-18201306190324AMND
2013-06-18201306190368AMND
2013-07-01201307020424AMND
2013-07-01201307020418AMND
2013-07-17201307180591AMND
2013-07-17201307180589AMND
2013-07-17201307180593AMND