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EWG's Tap Water Database — 2021 UPDATE

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Strontium

Southern Okla Water Corp

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
2014N/A00N/A
20150.249 ppb38380.0888 ppb - 0.631 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
2015-03-025C03074-330.218 ppb
2015-03-025C03074-160.140 ppb
2015-03-025C03074-070.466 ppb
2015-03-025C03074-270.149 ppb
2015-03-025C03074-250.365 ppb
2015-03-025C03074-100.271 ppb
2015-03-025C03074-370.230 ppb
2015-03-025C03074-290.227 ppb
2015-03-025C03074-390.218 ppb
2015-03-025C03074-310.134 ppb
2015-03-025C03074-350.120 ppb
2015-03-025C03074-130.141 ppb
2015-03-025C03074-040.140 ppb
2015-03-025C03074-010.364 ppb
2015-03-025C03074-190.452 ppb
2015-03-025C03074-220.151 ppb
2015-06-015F02105-080.114 ppb
2015-06-015F02105-010.259 ppb
2015-06-015F02105-030.251 ppb
2015-06-015F02105-050.249 ppb
2015-09-145I15117-160.0888 ppb
2015-09-145I15117-100.134 ppb
2015-09-145I15117-130.500 ppb
2015-09-145I15117-040.117 ppb
2015-09-145I15117-220.155 ppb
2015-09-145I15117-290.616 ppb
2015-09-145I15117-330.173 ppb
2015-09-145I15117-310.111 ppb
2015-09-145I15117-370.631 ppb
2015-09-145I15117-350.118 ppb
2015-09-145I15117-390.176 ppb
2015-09-145I15117-190.612 ppb
2015-09-225I22073-010.602 ppb
2015-10-065J06078-010.192 ppb
2015-12-075L08085-090.135 ppb
2015-12-075L08085-070.156 ppb
2015-12-075L08085-040.119 ppb
2015-12-075L08085-010.176 ppb