Know Your Environment. Protect Your Health.

Strontium

City of Redmond 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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.0255 ppb220.0250 ppb - 0.0260 ppb
20150.0701 ppb16160.0190 ppb - 0.130 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
2014-09-24A4H1630-01A0.0260 ppb
2014-09-24A4H1630-06A0.0250 ppb
2015-03-04A5B1435-01A0.0250 ppb
2015-03-04A5B1435-06A0.0280 ppb
2015-06-09A5C2165-09A0.0400 ppb
2015-06-09A5C2165-11A0.0260 ppb
2015-06-09A5C2165-07A0.0230 ppb
2015-06-09A5C2165-01A0.0920 ppb
2015-06-09A5C2165-05A0.0910 ppb
2015-06-09A5C2165-03A0.1000 ppb
2015-08-18A5G2132-01A0.110 ppb
2015-09-09A5C2343-07A0.0960 ppb
2015-09-09A5C2347-03A0.0190 ppb
2015-09-09A5C2347-01A0.0220 ppb
2015-09-09A5C2343-01A0.1000 ppb
2015-09-09A5C2343-03A0.130 ppb
2015-09-09A5C2343-05A0.1000 ppb
2015-12-15A5K1615-01A0.120 ppb