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National Drinking Water Database


National Drinking Water Database - Chemical Contaminants

Strontium-89


Status: Unregulated - EPA has not established a maximum legal limit in tapwater for this contaminant.

Strontium-89 is a short-lived radioactive isotope of strontium used as a radiopharmaceutical for the treatment of metastatic bone cancer.

 
Detected
Found above
health guidelines
Found above
legal limit
States
2
-
-
Water utilities
2
-
-
People Served
80,128
-
-

Health Concerns for Strontium-89:


Strontium-89 Exposure by State

Water utilities in 2 states have reported detecting Strontium-89 in treated tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies.

StateWater Suppliers with Strontium-89 contamination
SystemsPopulation
Washington179,948
New York1180
Total280,128

The Most Polluted Communities

2 water utilities reported detecting Strontium-89 in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Strontium-89 level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Clark Public Utilities
Vancouver, WA
79,9481 of 1250 pCi/L
(250 pCi/L)
2Birch Hill Manor
Pound Ridge, NY
1801 of 110 pCi/L
(10 pCi/L)

Testing Summary for Strontium-89

Are tests routinely required for Strontium-89 by federal law?No
Water suppliers reporting tests for Strontium-89 (2004-2009):6 of 47,576
Average testing rate for water supplier reporting tests (2004-2009):0.3 per year

Organ system toxicity (non-reproductive)

Type of concern: Reference:
Limited evidence of musculoskeletal toxicity Agency for Toxic Substances and Disease Registry, 2004
One or more animal studies show musculoskeletal effects at high doses (low dose studies may be unavailable for this ingredient) RTECS®- Acta Pathologica, Microbiologica et Immunologica Scandinavica, Section A: Pathology 1987
One or more animal studies show metabolic effects at high doses (low dose studies may be unavailable for this ingredient) RTECS®- Acta Pathologica, Microbiologica et Immunologica Scandinavica, Section A: Pathology 1987
Classified as not expected to be potentially toxic or harmful Environment Canada Domestic Substance List

Endocrine disruption

Type of concern: Reference:
One or more animal studies show endocrine system disruption at high doses RTECS®- Acta Pathologica, Microbiologica et Immunologica Scandinavica, Section A: Pathology 1987

Ecotoxicology

Type of concern: Reference:
Not suspected to be an environmental toxin Environment Canada Domestic Substance List

Persistence and bioaccumulation

Type of concern: Reference:
Not suspected to be bioaccumulative Environment Canada Domestic Substance List



Government, industry, academic studies and classifications

government/industry list/academic study appears on list as classification(s)
Association of Occupational and Environmental ClinicsSTRONTIUM• o
Canada - Prohibited and Restricted Cosmetics IngredientsSTRONTIUM•Use is restricted in Canadian cosmetics
Environment Canada Domestic Substance ListSTRONTIUM•This chemical was NOT flagged by CEPA for further attention. The chemical was flagged for suspected persistence.
Japan's Standards for CosmeticsSTRONTIUM COMPOUNDS•Japan - prohibited for use in cosmetics
Agency for Toxic Substances and Disease Registry, 2004STRONTIUM•Musculoskeletal toxicity hazards: suspected
RTECS®- Acta Pathologica, Microbiologica et Immunologica Scandinavica, Section A: Pathology 1987STRONTIUM• metabolic - Weight loss or decreased weight gain (rat TDLo)
• musculoskeletal - Osteomalacia (rat TDLo)
• endocrine system - Other changes (rat TDLo)



references

government/industry list/academic study reference
Association of Occupational and Environmental ClinicsAOEC (Association of Occupational and Environmental Clinics). 2009. AEOC exposures codes and asthmagen designation.
Canada - Prohibited and Restricted Cosmetics IngredientsHealth Canada. 2007. List of Prohibited and Restricted Cosmetic Ingredients. Canada's Cosmetic Ingredient Hotlist. March 2007.
Environment Canada Domestic Substance ListEC (Environment Canada). 2008. Domestic Substances List Categorization. Canadian Environmental Protection Act (CEPA) Environmental Registry.
Japan's Standards for CosmeticsJapan Ministry of Health, Labour and Welfare. 2006. Standards for Cosmetics. Evaluation and Licensing Division. Pharmaceutical and Food Safety Bureau.
Scorecard.org Toxicity InformationAgency for Toxic Substances and Disease Registry. Minimal risk Levels for Hazardous Substances. January 2004. http://www.atsdr.cdc.gov/mrls.html
RTECS®- Acta Pathologica, Microbiologica et Immunologica Scandinavica, Section A: Pathology 1987RTECS®- Acta Pathologica, Microbiologica et Immunologica Scandinavica, Section A: Pathology. (Munksgaard International Pub., POB 2148, DK-1016 Copenhagen K, Denmark) V.90-95, 1982-87. 95,309,1987

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