Sump

{
  "id": "MLC-T-ENV-027254",
  "term": "Sump",
  "field": "Environment",
  "definition": "1. A pit or tank that catches liquid runoff for drainage or disposal.\n\n2. A depression or trench constructed to collect drainage of water or spilled oil from storage, transfer or unloading areas.\n\n3. A hole going below the slab into which water is drained in order to be pumped out. Should be sealed to prevent radon from entering the home.\n\n4. Any pit or reservoir that meets the definition of tank and those troughs/trenches connected to it that serve to collect hazardous waste for transport to hazardous waste storage, treatment, or disposal facilities; except that as used in the landfill, surface impoundment, and waste pile rules, “sump” means any lined pit or reservoir that serves to collect liquids drained from a leachate collection and removal system or leak detection system for subsequent removal from the system.\n\n5. A pit or depression where liquids drain, collect, or are stored.\n\n6. Depression or trench constructed to collect drainage of water or spilled oil from storage, transfer or unloading areas.",
  "subject": "Land, waste and cleanup",
  "references": [
    "RCRA Glossary of Terms; Terms of Environment; EPA Region 8 - RCRA Glossary of Terms",
    "Oil Pollution Prevention Glossary",
    "RRNC Glossary of Terms",
    "40 CFR 260.10 (CFR 2013)",
    "Office of Underground Storage Tanks Technical Terms; Glossary of Technical Terms: Office of Underground Storage Tanks"
  ],
  "url": "https://mlchart.com/terminology/environment/sump/"
}