Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Cobalt

City of Edmond - Arcadia Lake

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

 

87

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
2014N/A00N/A
2015ND870ND
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
2015-01-065A06096-19ND
2015-01-065A06096-01ND
2015-01-065A06096-22ND
2015-01-065A06096-04ND
2015-01-065A06096-30ND
2015-01-065A06096-32ND
2015-01-065A06096-28ND
2015-01-065A06096-26ND
2015-01-065A06096-24ND
2015-01-065A06096-34ND
2015-01-065A06096-16ND
2015-01-065A06096-07ND
2015-01-065A06096-10ND
2015-01-065A06096-13ND
2015-01-075A07111-15ND
2015-01-075A07111-07ND
2015-01-075A07111-04ND
2015-01-075A07111-10ND
2015-01-075A07111-19ND
2015-01-075A07111-13ND
2015-01-075A07111-01ND
2015-01-205A20067-22ND
2015-01-205A20067-18ND
2015-01-205A20067-16ND
2015-01-205A20067-10ND
2015-01-205A20067-26ND
2015-01-205A20067-07AND
2015-01-205A20067-20ND
2015-01-205A20067-29ND
2015-01-205A20067-04ND
2015-01-205A20067-01ND
2015-01-205A20067-13ND
2015-01-215A21114-11ND
2015-01-215A21114-05ND
2015-01-215A21114-14ND
2015-01-215A21114-08ND
2015-01-215A21114-16ND
2015-01-215A21114-01ND
2015-01-215A21114-18ND
2015-01-215A21114-20ND
2015-02-045B04085-03ND
2015-02-045B04085-01ND
2015-04-065D06081-04ND
2015-07-075G07128-16ND
2015-07-075G07128-21ND
2015-07-075G07128-04ND
2015-07-075G07128-10ND
2015-07-075G07128-07ND
2015-07-075G07128-01ND
2015-07-075G07128-29ND
2015-07-075G07128-19ND
2015-07-075G07128-27ND
2015-07-075G07128-13ND
2015-07-075G07128-25ND
2015-07-085G08117-01ND
2015-07-085G08117-20ND
2015-07-085G08117-22ND
2015-07-085G08117-04ND
2015-07-085G08117-10ND
2015-07-215G21110-07ND
2015-07-215G21110-16ND
2015-07-215G21110-04ND
2015-07-215G21110-13ND
2015-07-215G21110-19ND
2015-07-215G21110-25ND
2015-07-215G21110-29ND
2015-07-215G21110-21ND
2015-07-215G21110-01ND
2015-07-215G21110-23ND
2015-07-215G21110-27ND
2015-07-215G21110-10ND
2015-07-225G22110-07ND
2015-07-225G22110-15ND
2015-07-225G22110-13ND
2015-07-225G22110-01ND
2015-07-225G22110-10ND
2015-07-225G22110-04ND
2015-07-225G22110-19ND
2015-07-225G22110-17ND
2015-07-245G27002-05ND
2015-07-245G27002-01ND
2015-07-245G27002-11ND
2015-07-245G27002-09ND
2015-07-245G27002-03ND
2015-07-245G27002-07ND
2015-10-065J06092-04ND
2015-10-065J06092-01ND