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EWG's Tap Water Database — 2021 UPDATE

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Strontium

South Tahoe PUD - Main

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.

 

56

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.124 ppb28280.0140 ppb - 0.330 ppb
20150.124 ppb28280.0150 ppb - 0.330 ppb
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/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
2014-08-12A4H0102-16A0.160 ppb
2014-08-12A4H0102-01A0.170 ppb
2014-08-12A4H0102-11A0.0700 ppb
2014-08-12A4H0102-20A0.120 ppb
2014-08-12A4H0102-18A0.120 ppb
2014-08-12A4H0102-06A0.150 ppb
2014-08-13A4H0103-01A0.200 ppb
2014-08-13A4H0103-18A0.140 ppb
2014-08-13A4H0103-16A0.140 ppb
2014-08-13A4H0103-11A0.0800 ppb
2014-08-13A4H0103-06A0.230 ppb
2014-08-18A4H0959-16A0.120 ppb
2014-08-18A4H0959-18A0.150 ppb
2014-08-18A4H0959-20A0.130 ppb
2014-08-18A4H0959-11A0.130 ppb
2014-08-18A4H0959-01A0.0820 ppb
2014-08-19A4H0959-22A0.0800 ppb
2014-08-20A4H0961-06A0.0410 ppb
2014-08-20A4H0961-16A0.330 ppb
2014-08-21A4H0961-01A0.0140 ppb
2014-08-21A4H0961-11A0.0270 ppb
2014-08-27A4H0964-20A0.0960 ppb
2014-08-27A4H0964-18A0.140 ppb
2014-08-27A4H0964-11A0.200 ppb
2014-08-27A4H0964-06A0.0270 ppb
2014-08-27A4H0964-16A0.190 ppb
2014-08-27A4H0964-01A0.0630 ppb
2014-09-08A4I0269-01A0.0780 ppb
2015-02-02A5A1274-39A0.150 ppb
2015-02-02A5A1274-11A0.0700 ppb
2015-02-02A5A1274-33A0.150 ppb
2015-02-02A5A1274-41A0.0810 ppb
2015-02-02A5A1274-35A0.120 ppb
2015-02-02A5A1274-37A0.150 ppb
2015-02-02A5A1274-06A0.150 ppb
2015-02-02A5A1274-26A0.0820 ppb
2015-02-05A5A1274-01A0.130 ppb
2015-02-05A5A1274-31A0.160 ppb
2015-02-05A5A1274-16A0.220 ppb
2015-02-05A5A1274-21A0.260 ppb
2015-02-09A5A1295-06A0.0960 ppb
2015-02-09A5A1295-28A0.130 ppb
2015-02-09A5A1295-30A0.0790 ppb
2015-02-09A5A1295-26A0.0960 ppb
2015-02-09A5A1295-32A0.130 ppb
2015-02-09A5A1295-34A0.120 ppb
2015-02-09A5A1295-36A0.0700 ppb
2015-02-09A5A1295-38A0.0580 ppb
2015-02-09A5A1295-11A0.0670 ppb
2015-02-11A5A1295-01A0.150 ppb
2015-02-11A5A1295-21A0.300 ppb
2015-02-11A5A1295-16A0.0280 ppb
2015-02-18A5A1299-06A0.0390 ppb
2015-02-18A5A1299-01A0.0150 ppb
2015-02-19A5A1299-16A0.330 ppb
2015-02-26A5B1646-01A0.0280 ppb