Alluvial Fan Flooding

{
  "id": "MLC-T-INS-000007",
  "term": "Alluvial Fan Flooding",
  "field": "Insurance and risk management",
  "definition": "Flooding occurring on the surface of an alluvial fan or similar landform which originates at the apex and is characterized by high-velocity flows; active processes of erosion, sediment transport, and deposition; and unpredictable flowpaths. Alluvial fan flooding is depicted on a Flood Insurance Rate Map (FIRM) as Zone AO, with a flood depth and velocity.\n\nNational Flood Insurance Program Requirements\n\n• 59.1 - Definition",
  "subject": "National Flood Insurance Program",
  "references": [
    "FEMA Glossary"
  ],
  "url": "https://mlchart.com/terminology/insurance/alluvial-fan-flooding/"
}