Know Your Environment. Protect Your Health.

Strontium

Tualatin Valley Water District

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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.0304 ppb10100.0160 ppb - 0.0450 ppb
20150.0419 ppb10100.0130 ppb - 0.0580 ppb
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2014-08-13201408140405AM0.0160 ppb
2014-08-13201408140547AM0.0320 ppb
2014-08-13201408140336AM0.0230 ppb
2014-08-13201408140326AM0.0210 ppb
2014-08-13201408140329AM0.0440 ppb
2014-08-13201408140528AM0.0400 ppb
2014-11-18201411190456AM0.0160 ppb
2014-11-18201411190460AM0.0450 ppb
2014-11-18201411190458AM0.0290 ppb
2014-11-18201411190462AM0.0380 ppb
2015-02-24201502260475AM0.0430 ppb
2015-02-25201502260455AM0.0440 ppb
2015-02-25201502260316AM0.0430 ppb
2015-02-25201502260208AM0.0130 ppb
2015-06-29201506300446AM0.0580 ppb
2015-06-29201506300309AM0.0550 ppb
2015-06-29201506300318AM0.0410 ppb
2015-06-29201506300316AM0.0400 ppb
2015-06-29201506300295AM0.0500 ppb
2015-06-29201506300303AM0.0320 ppb