Strontium
Valencia Water Company
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.
44
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | 0.399 ppb | 8 | 8 | 0.230 ppb - 0.640 ppb |
| 2014 | 1.09 ppb | 36 | 36 | 0.700 ppb - 2.20 ppb |
| 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 | Lab ID | Result |
|---|---|---|
| 2013-02-27 | 201303010058AM | 0.300 ppb |
| 2013-04-02 | 201304030434AM | 0.490 ppb |
| 2013-05-15 | 201305160535AM | 0.230 ppb |
| 2013-05-22 | 201305230447AM | 0.510 ppb |
| 2013-08-23 | 201308290468AM | 0.640 ppb |
| 2013-08-23 | 201308290470AM | 0.380 ppb |
| 2013-11-11 | 201311150009AM | 0.240 ppb |
| 2013-11-11 | 201311150023AM | 0.400 ppb |
| 2014-03-05 | 201403050959AM | 1.000 ppb |
| 2014-03-05 | 201403050961AM | 1.30 ppb |
| 2014-03-12 | 201403120915AM | 0.700 ppb |
| 2014-03-12 | 201403120928AM | 0.910 ppb |
| 2014-03-12 | 201403120917AM | 0.810 ppb |
| 2014-04-09 | 201404100450AM | 2.20 ppb |
| 2014-04-16 | 201404180187AM | 0.880 ppb |
| 2014-04-16 | 201404180189AM | 0.940 ppb |
| 2014-04-16 | 201404180185AM | 0.850 ppb |
| 2014-04-16 | 201404180193AM | 1.40 ppb |
| 2014-04-16 | 201404180191AM | 0.960 ppb |
| 2014-04-23 | 201404230714AM | 1.40 ppb |
| 2014-05-14 | 201405141013AM | 1.10 ppb |
| 2014-05-28 | 201405280604AM | 0.870 ppb |
| 2014-05-28 | 201405280608AM | 0.840 ppb |
| 2014-05-28 | 201405280606AM | 0.950 ppb |
| 2014-05-28 | 201405280602AM | 0.710 ppb |
| 2014-06-25 | 201406250428AM | 0.950 ppb |
| 2014-07-23 | 201407230815AM | 1.30 ppb |
| 2014-09-04 | 201409040734AM | 1.30 ppb |
| 2014-09-04 | 201409040732AM | 1.10 ppb |
| 2014-09-18 | 201409190195AM | 1.30 ppb |
| 2014-10-09 | 201410090961AM | 1.60 ppb |
| 2014-10-10 | 201410160740AM | 0.770 ppb |
| 2014-10-10 | 201410160738AM | 0.830 ppb |
| 2014-10-10 | 201410160744AM | 1.000 ppb |
| 2014-10-10 | 201410160742AM | 0.870 ppb |
| 2014-10-16 | 201410160746AM | 1.40 ppb |
| 2014-10-16 | 201410160748AM | 0.840 ppb |
| 2014-11-06 | 201411060675AM | 1.50 ppb |
| 2014-11-06 | 201411060677AM | 1.10 ppb |
| 2014-11-20 | 201411200792AM | 1.000 ppb |
| 2014-11-20 | 201411200796AM | 1.20 ppb |
| 2014-11-20 | 201411200790AM | 1.10 ppb |
| 2014-11-20 | 201411200788AM | 0.900 ppb |
| 2014-11-20 | 201411200794AM | 1.20 ppb |