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  2. EPA upholds Trump-era decision not to regulate contaminant

    www.aol.com/news/epa-upholds-trump-era-decision...

    At the time, Trump's EPA said perchlorate was not found widely enough in drinking water or "at levels of public health concern" to warrant federal regulation. EPA upholds Trump-era decision not to ...

  3. Perchlorate - Wikipedia

    en.wikipedia.org/wiki/Perchlorate

    Perchlorate salts are typically manufactured through the process of electrolysis, which involves oxidizing aqueous solutions of corresponding chlorates.This technique is commonly employed in the production of sodium perchlorate, which finds widespread use as a key ingredient in rocket fuel. [5]

  4. Toxicity characteristic leaching procedure - Wikipedia

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

    Toxicity characteristic leaching procedure (TCLP) is a soil sample extraction method for chemical analysis employed as an analytical method to simulate leaching through a landfill. The testing methodology is used to determine if a waste is characteristically hazardous, i.e., classified as one of the "D" listed wastes by the U.S. Environmental ...

  5. Food Quality Protection Act - Wikipedia

    en.wikipedia.org/wiki/Food_Quality_Protection_Act

    The Food Quality Protection Act (FQPA), or H.R.1627, was passed unanimously by Congress in 1996 and was signed into law by President Bill Clinton on August 3, 1996. [1] The FQPA standardized the way the Environmental Protection Agency (EPA) would manage the use of pesticides and amended the Federal Insecticide, Fungicide, and Rodenticide Act and the Federal Food Drug and Cosmetic Act.

  6. New EPA rule says 218 US chemical plants must reduce ... - AOL

    www.aol.com/news/epa-rule-says-200-us-130057398.html

    More than 200 chemical plants nationwide will be required to reduce toxic emissions that are likely to cause cancer under a new rule issued Tuesday by the Environmental Protection Agency. The rule ...

  7. Drinking water quality in the United States - Wikipedia

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

    Perchlorate is one of only four of the seventy chemicals for which EPA has set public health goals that have a safety factor of 10, rather than the usual safety factors of 100 or 1000. [ 91 ] [ 94 ] : 21 In 2004 eight states had non-binding advisories for perchlorate in drinking water, ranging from 1 to 18 ppb.

  8. Agricultural wastewater treatment - Wikipedia

    en.wikipedia.org/wiki/Agricultural_wastewater...

    Agricultural wastewater treatment is a farm management agenda for controlling pollution from confined animal operations and from surface runoff that may be contaminated by chemicals in fertilizer, pesticides, animal slurry, crop residues or irrigation water. Agricultural wastewater treatment is required for continuous confined animal operations ...

  9. Reference dose - Wikipedia

    en.wikipedia.org/wiki/Reference_dose

    The EPA then looked at dietary exposure to endosulfan, and found that for the most exposed 0.1 % of children age 1–6, their daily consumption of the endosulfan exceeded this RfD. To remedy this, the EPA revoked the use of endosulfan on the crops that contributed the most to exposure of children: certain beans, peas, spinach, and grapes.