Know Your Environment. Protect Your Health.

Chromium (total)

Canada Woods Water Company

Chromium is a naturally occurring metal, but industrial uses can elevate its levels in water. One form, hexavalent chromium, causes cancer. Total chromium is not a good indicator of the amount of hexavalent chromium in drinking water.

 

44

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201818.8 ppb881.30 ppb - 96.0 ppb
20194.71 ppb87ND - 18.1 ppb
20207.55 ppb43ND - 21.4 ppb
20213.21 ppb75ND - 8.60 ppb
20223.67 ppb119ND - 13.0 ppb
20233.38 ppb64ND - 6.70 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 100 ppb

The legal limit for total chromium, established in 1991, was based on a 1958 toxicity study in laboratory animals, and applies to both the less-toxic trivalent chromium and the more-toxic hexavalent chromium forms of this compound. This limit does not protect against the risk of cancer from ingestion of hexavalent chromium.

ppb = parts per billion

All test results

Date Lab ID Result
2018-04-06CA2702588_029_029-2018040610102.00 ppb
2018-04-06CA2702588_008_008-20180406111096.0 ppb
2018-04-06CA2702588_028_028-2018040610504.00 ppb
2018-07-10CA2702588_008_008-20180710145029.3 ppb
2018-07-10CA2702588_028_028-20180710141011.4 ppb
2018-10-11CA2702588_008_008-2018101111385.38 ppb
2018-12-20CA2702588_002_002-2018122011101.30 ppb
2018-12-20CA2702588_001_001-2018122011041.40 ppb
2019-01-29CA2702588_008_008-20190129124418.1 ppb
2019-03-28CA2702588_027_027-2019032812163.10 ppb
2019-04-18CA2702588_008_008-2019041808575.70 ppb
2019-07-16CA2702588_008_008-2019071610423.80 ppb
2019-08-19CA2702588_010_010-2019081908452.40 ppb
2019-08-27CA2702588_001_001-201908271122ND
2019-08-27CA2702588_002_002-2019082711341.000 ppb
2019-10-24CA2702588_008_008-2019102409573.60 ppb
2020-01-14CA2702588_008_008-20200114113221.4 ppb
2020-04-09CA2702588_008_008-2020040909382.60 ppb
2020-08-27CA2702588_008_008-202008271038ND
2020-10-08CA2702588_008_008-2020100810266.20 ppb
2021-01-12CA2702588_008_008-2021011209593.40 ppb
2021-04-08CA2702588_008_008-2021040811362.20 ppb
2021-06-24CA2702588_002_002-202106240740ND
2021-06-24CA2702588_001_001-202106240735ND
2021-10-26CA2702588_008_008-2021102610364.30 ppb
2021-12-20CA2702588_028_028-2021122009008.60 ppb
2021-12-20CA2702588_029_029-2021122010154.00 ppb
2022-02-03CA2702588_008_008-20220203110013.0 ppb
2022-05-26CA2702588_008_008-2022052611252.60 ppb
2022-07-26CA2702588_002_002-202207261000ND
2022-07-26CA2702588_001_001-202207261000ND
2022-08-25CA2702588_029_029-2022082510203.30 ppb
2022-08-25CA2702588_027_027-2022082509401.70 ppb
2022-08-25CA2702588_010_010-2022082510002.10 ppb
2022-08-25CA2702588_008_008-2022082510454.40 ppb
2022-08-25CA2702588_008_008-2022082510453.60 ppb
2022-08-25CA2702588_028_028-2022082509202.30 ppb
2022-11-15CA2702588_008_008-2022111513407.40 ppb
2023-01-31CA2702588_012_012-2023013110452.60 ppb
2023-02-14CA2702588_008_008-2023021414256.50 ppb
2023-05-30CA2702588_008_008-2023053013204.50 ppb
2023-07-20CA2702588_002_002-202307201320ND
2023-07-20CA2702588_001_001-202307201320ND
2023-11-16CA2702588_008_008-2023111611556.70 ppb