Table 2.

US regulations and guidelines applicable to aluminum and compounds in water

Agency	Description	Information
EPA	Designated as hazardous substances in accordance with Section 311(b)(2)(A) of the Clean Water Act for aluminum sulfate	Yes
	Drinking water standards and health advisories	0.05–0.2 mg/L
	National primary drinking water standards	No data
	National secondary drinking water standards for aluminum	0.05–0.2 mg/L
	Reportable quantities of hazardous substances designated pursuant to Section 311 of the Clean Water Act for aluminum sulfate	5000 lb
	Water quality criteria for human health for aluminum
	Freshwater criterion maximum concentration	750 μg/L
	Freshwater criterion continuous concentration	87 μg/L
FDA	Bottled drinking water for aluminum	0.2 mg/L

EPA Environmental Protection Agency, FDA US Food and Drug Administration