Pretreatment standards for existing sources

{
  "id": "MLC-T-ENV-022036",
  "term": "Pretreatment standards for existing sources",
  "field": "Environment",
  "term_source": "Pretreatment Standards for Existing Sources",
  "definition": "1. Categorical standards and requirements applicable to industrial sources that began construction before the publication of the proposed pretreatment standards for that industrial category (see individual standards at 40 CFR Parts 405-471) or on a date specifically provided in promulgation of the pretreatment standard.\n\n2. Pretreatment Standards for Existing Sources is defined at CWA section 307(b). PSES are national, uniform, technology-based standards that apply to indirect dischargers. They are designed to prevent the discharge of pollutants that pass through, interfere with, or are otherwise incompatible with the operation of publicly owned treatment works (POTWs).",
  "abbreviation": "PSES",
  "subject": "Water",
  "references": [
    "Pretreatment Acronyms and Glossary",
    "Effluent Limitations Guidelines (ELG) Glossary"
  ],
  "url": "https://mlchart.com/terminology/environment/pretreatment-standards-for-existing-sources/"
}