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EWG's Tap Water Database — 2021 UPDATE

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Strontium

Colbert County Rural Water System

Strontium is a metal that accumulates in the bones. Radioactive strontium-90 can cause bone cancer and leukemia, and any form of strontium at high doses can harm bone health.

 

38

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.0716 ppb26260.0124 ppb - 0.135 ppb
20150.0732 ppb12120.0177 ppb - 0.129 ppb
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 1,500 ppb

The EWG Health Guideline of 1,500 ppb for strontium was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against harm to bones.

ppb = parts per billion

All test results

Date Lab ID Result
2014-09-0820288620170.0124 ppb
2014-09-0820288620090.0649 ppb
2014-09-0820288620100.0788 ppb
2014-09-0820288620110.0126 ppb
2014-09-0820288620130.0698 ppb
2014-09-0820288620120.0653 ppb
2014-09-0820288620140.130 ppb
2014-09-0820288620150.0701 ppb
2014-09-0820288620160.0822 ppb
2014-09-0820288620010.0652 ppb
2014-09-0820288620030.135 ppb
2014-09-0820288620020.0700 ppb
2014-12-1020447990140.0729 ppb
2014-12-1020447990110.0725 ppb
2014-12-1020447990260.120 ppb
2014-12-1020447990130.125 ppb
2014-12-1020447990030.0763 ppb
2014-12-1020447990240.0730 ppb
2014-12-1020447990010.0743 ppb
2014-12-1020447990180.0157 ppb
2014-12-1020447990090.0705 ppb
2014-12-1020447990050.0160 ppb
2014-12-1020447990070.0744 ppb
2014-12-1020447990160.0682 ppb
2014-12-1020447990200.0753 ppb
2014-12-1020447990220.0719 ppb
2015-03-2320617900170.0177 ppb
2015-03-2320617900010.0801 ppb
2015-03-2320617900210.0737 ppb
2015-03-2320617900230.122 ppb
2015-03-2320617900190.0711 ppb
2015-03-2320617900130.0735 ppb
2015-03-2320617900070.0699 ppb
2015-03-2320617900110.129 ppb
2015-03-2320617900150.0747 ppb
2015-03-2320617900090.0725 ppb
2015-03-2320617900030.0758 ppb
2015-03-2320617900050.0185 ppb