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EWG's Tap Water Database — 2021 UPDATE

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Cobalt

City of Crowley

NOTE: City of Crowley purchases water from City of Fort Worth which is required to test for cobalt. Sample information shown below was taken by City of Fort Worth.

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

MORE ABOUT THIS CONTAMINANT

 

32

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND300ND
2015ND20ND
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

NOTE: City of Crowley purchases water from City of Fort Worth which is required to test for cobalt. Sample information shown below was taken by City of Fort Worth.

Date Lab ID Result
2013-06-25201306270160AMND
2013-06-25201306270142AMND
2013-06-25201306270171AMND
2013-06-25201306270212AMND
2013-06-25201306270204AMND
2013-06-25201306270210AMND
2013-06-25201306270151AMND
2013-06-25201306270200AMND
2013-06-25201306270202AMND
2013-09-11201309130533AMND
2013-09-11201309130526AMND
2013-09-11201309130628AMND
2013-09-11201309130562AMND
2013-09-11201309130626AMND
2013-09-11201309130558AMND
2013-09-11201309130535AMND
2013-09-11201309130531AMND
2013-12-03201312090020AMND
2013-12-03201312090008AMND
2013-12-03201312090005AMND
2013-12-03201312090014AMND
2013-12-03201312090010AMND
2013-12-03201312090012AMND
2013-12-03201312090016AMND
2013-12-03201312090018AMND
2014-03-05201403070185AMND
2014-03-05201403070132AMND
2014-03-05201403070197AMND
2014-03-05201403070128AMND
2014-03-05201403070183AMND
2014-03-05201403070187AMND
2014-03-05201403070189AMND