Strontium
California American Water Company - Lincoln Oaks
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | 0.322 ppb | 76 | 76 | 0.0562 ppb - 0.735 ppb |
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 | Lab ID | Result |
---|---|---|
2015-02-02 | 28254801 | 0.263 ppb |
2015-02-02 | 28255701 | 0.266 ppb |
2015-02-02 | 28253501 | 0.0562 ppb |
2015-02-02 | 28253301 | 0.309 ppb |
2015-02-03 | 28256801 | 0.349 ppb |
2015-02-03 | 28252301 | 0.391 ppb |
2015-02-04 | 28255201 | 0.231 ppb |
2015-02-04 | 28256301 | 0.339 ppb |
2015-02-04 | 28252701 | 0.366 ppb |
2015-02-04 | 28252401 | 0.234 ppb |
2015-02-10 | 28257001 | 0.295 ppb |
2015-02-10 | 28256001 | 0.387 ppb |
2015-02-10 | 28254101 | 0.363 ppb |
2015-02-10 | 28252201 | 0.273 ppb |
2015-02-12 | 28254301 | 0.332 ppb |
2015-02-12 | 28252601 | 0.254 ppb |
2015-02-12 | 28256401 | 0.434 ppb |
2015-02-12 | 28256601 | 0.339 ppb |
2015-02-17 | 28257101 | 0.237 ppb |
2015-02-17 | 28253701 | 0.227 ppb |
2015-02-17 | 28253801 | 0.249 ppb |
2015-02-17 | 28255401 | 0.225 ppb |
2015-02-19 | 28254001 | 0.307 ppb |
2015-02-19 | 28256201 | 0.602 ppb |
2015-02-24 | 28256101 | 0.380 ppb |
2015-02-24 | 28254401 | 0.353 ppb |
2015-02-25 | 28255101 | 0.287 ppb |
2015-02-27 | 28255901 | 0.292 ppb |
2015-02-27 | 28252901 | 0.293 ppb |
2015-03-18 | 28506801 | 0.336 ppb |
2015-03-18 | 28498401 | 0.348 ppb |
2015-03-31 | 28792401 | 0.343 ppb |
2015-03-31 | 28792301 | 0.341 ppb |
2015-03-31 | 28792201 | 0.292 ppb |
2015-05-27 | 28255801 | 0.277 ppb |
2015-05-27 | 28253001 | 0.279 ppb |
2015-06-09 | 29303701 | 0.735 ppb |
2015-06-17 | 29303901 | 0.261 ppb |
2015-06-17 | 29303201 | 0.247 ppb |
2015-08-10 | 30013201 | 0.217 ppb |
2015-08-10 | 30008001 | 0.335 ppb |
2015-08-10 | 30016301 | 0.339 ppb |
2015-08-10 | 30016001 | 0.369 ppb |
2015-08-10 | 30013601 | 0.281 ppb |
2015-08-11 | 30008301 | 0.340 ppb |
2015-08-11 | 30014201 | 0.287 ppb |
2015-08-11 | 30010301 | 0.367 ppb |
2015-08-11 | 30015201 | 0.384 ppb |
2015-08-11 | 30014801 | 0.356 ppb |
2015-08-11 | 30012901 | 0.294 ppb |
2015-08-11 | 30009201 | 0.278 ppb |
2015-08-13 | 30016801 | 0.268 ppb |
2015-08-13 | 30013901 | 0.263 ppb |
2015-08-13 | 30015701 | 0.344 ppb |
2015-08-13 | 30008601 | 0.262 ppb |
2015-08-13 | 30010001 | 0.325 ppb |
2015-08-18 | 30009601 | 0.354 ppb |
2015-08-18 | 30016701 | 0.271 ppb |
2015-08-18 | 29303801 | 0.434 ppb |
2015-08-18 | 29303301 | 0.298 ppb |
2015-08-18 | 30007901 | 0.234 ppb |
2015-08-18 | 30014601 | 0.362 ppb |
2015-08-19 | 30013401 | 0.253 ppb |
2015-08-19 | 30015001 | 0.596 ppb |
2015-08-19 | 30008901 | 0.256 ppb |
2015-08-19 | 30008401 | 0.568 ppb |
2015-08-24 | 30015401 | 0.419 ppb |
2015-08-25 | 30009401 | 0.268 ppb |
2015-08-25 | 30016601 | 0.302 ppb |
2015-09-09 | 30300801 | 0.245 ppb |
2015-09-09 | 30300701 | 0.233 ppb |
2015-09-10 | 30300901 | 0.370 ppb |
2015-09-22 | 30456201 | 0.235 ppb |
2015-11-17 | 30543101 | 0.226 ppb |
2015-12-07 | 30878501 | 0.614 ppb |
2015-12-07 | 30878401 | 0.247 ppb |