Strontium

PCUD-Pasco County Regional Public 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.

MORE ABOUT THIS CONTAMINANT

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Detections	Range of results
2013	0.306 ppb	40	40	0.0747 ppb - 0.549 ppb
2014	N/A	0	0	N/A
2015	N/A	0	0	N/A
2016	N/A	0	0	N/A
2017	N/A	0	0	N/A
2018	N/A	0	0	N/A
2019	N/A	0	0	N/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	Result
2013-02-18	0.248 ppb
2013-02-18	0.281 ppb
2013-02-18	0.452 ppb
2013-02-19	0.0999 ppb
2013-02-19	0.315 ppb
2013-02-19	0.233 ppb
2013-02-19	0.225 ppb
2013-02-19	0.219 ppb
2013-02-20	0.229 ppb
2013-02-20	0.250 ppb
2013-02-20	0.0832 ppb
2013-02-20	0.305 ppb
2013-02-20	0.251 ppb
2013-02-20	0.258 ppb
2013-02-20	0.194 ppb
2013-02-20	0.287 ppb
2013-02-20	0.0822 ppb
2013-02-20	0.195 ppb
2013-02-20	0.228 ppb
2013-02-20	0.317 ppb
2013-08-26	0.437 ppb
2013-08-26	0.438 ppb
2013-08-26	0.428 ppb
2013-08-26	0.383 ppb
2013-08-26	0.418 ppb
2013-08-26	0.445 ppb
2013-08-27	0.0941 ppb
2013-08-27	0.437 ppb
2013-08-27	0.133 ppb
2013-08-27	0.525 ppb
2013-08-27	0.442 ppb
2013-08-27	0.454 ppb
2013-08-28	0.537 ppb
2013-08-28	0.502 ppb
2013-08-28	0.549 ppb
2013-08-28	0.483 ppb
2013-08-28	0.529 ppb
2013-08-28	0.103 ppb
2013-09-03	0.0747 ppb
2013-09-03	0.0910 ppb