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EWG's Tap Water Database — 2019 UPDATE

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Cobalt

City of Seagoville

NOTE: City of Seagoville purchases water from Dallas Water Utility which is required to test for cobalt. Sample information shown below was taken by Dallas Water Utility.

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

 

24

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
2013N/A00N/A
2014ND180ND
20150.271 ppb81ND - 2.17 ppb
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

NOTE: City of Seagoville purchases water from Dallas Water Utility which is required to test for cobalt. Sample information shown below was taken by Dallas Water Utility.

Date Lab ID Result
2014-04-08Q1410915001ND
2014-04-08Q1410915013ND
2014-04-08Q1410915017ND
2014-04-08Q1410915015ND
2014-04-08Q1410915009ND
2014-04-08Q1410915005ND
2014-07-15Q1428070005ND
2014-07-15Q1428070001ND
2014-07-15Q1428070013ND
2014-07-15Q1428070015ND
2014-07-15Q1428070017ND
2014-07-15Q1428070009ND
2014-10-21Q1453299013ND
2014-10-21Q1453299005ND
2014-10-21Q1453299017ND
2014-10-21Q1453299015ND
2014-10-21Q1453299001ND
2014-10-21Q1453299009ND
2015-01-13Q1500512005ND
2015-01-13Q1500512001ND
2015-01-13Q1500512013ND
2015-01-13Q1500512015ND
2015-01-13Q1500512017ND
2015-01-13Q1500512009ND