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  2. Maximum contaminant level - Wikipedia

    en.wikipedia.org/wiki/Maximum_Contaminant_Level

    Maximum contaminant levels (MCLs) are standards that are set by the United States Environmental Protection Agency (EPA) for drinking water quality. [ 1 ] [ 2 ] An MCL is the legal threshold limit on the amount of a substance that is allowed in public water systems under the Safe Drinking Water Act (SDWA).

  3. Lead and Copper Rule - Wikipedia

    en.wikipedia.org/wiki/Lead_and_Copper_Rule

    EPA illustration of lead sources in residential buildings Infographic about lead in drinking water. The Lead and Copper Rule (LCR) is a United States federal regulation that limits the concentration of lead and copper allowed in public drinking water at the consumer's tap, as well as limiting the permissible amount of pipe corrosion occurring due to the water itself. [1]

  4. Toxicity characteristic leaching procedure - Wikipedia

    en.wikipedia.org/wiki/Toxicity_characteristic...

    If they are above these levels the waste must be taken to a hazardous waste disposal facility and the cost of disposal may increase from about $50.00/ton to as much as $1200.00/ton. As extremely contaminated material is expensive to dispose of, grading is necessary to ensure safe disposal and to avoid paying for disposal of "clean fill."

  5. Drinking water quality in the United States - Wikipedia

    en.wikipedia.org/wiki/Drinking_water_quality_in...

    Chronic effects occur after people consume a contaminant at levels over EPA's safety standards over the course of many years. [33] The drinking water contaminants that can have chronic effects include chemicals (such as disinfection byproducts, solvents and pesticides), radionuclides (such as radium), and minerals (such as arsenic).

  6. Reference dose - Wikipedia

    en.wikipedia.org/wiki/Reference_dose

    The EPA defines an oral reference dose (abbreviated RfD) as: [A]n estimate, with uncertainty spanning perhaps an order of magnitude , of a daily oral exposure to the human population (including sensitive subgroups) that is likely to be without an appreciable risk of deleterious effects during a lifetime.

  7. Mercury regulation in the United States - Wikipedia

    en.wikipedia.org/wiki/Mercury_regulation_in_the...

    Excise Tax: Internal Revenue Code of 1986 (26 USCA §4661) The Internal Revenue Code imposes taxes on 40 chemicals, including mercury, that are sold by the manufacturer, producer, or importer . The tax rate for mercury is $4.45/ton, the second highest tax rate listed (10 substances have the highest tax rate of $4.87/ton). Input/sales tax Import Tax

  8. Template:EPA content - Wikipedia

    en.wikipedia.org/wiki/Template:EPA_content

    This template wraps {{Include-USGov}} and takes any parameter that {} does. It accepts |article= as an alias for |title=. It can also produce a standalone message with no arguments. For example: {{EPA content}} → This article incorporates public domain material from websites or documents of the United States Environmental Protection Agency.

  9. Toxicity class - Wikipedia

    en.wikipedia.org/wiki/Toxicity_class

    The United States Environmental Protection Agency (EPA) uses four toxicity classes in its toxicity category rating. Classes I to III are required to carry a signal word on the label. Pesticides are regulated in the United States primarily by the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA).

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