Contingency hazard area (CHA)

{
  "id": "MLC-T-AVN-000268",
  "term": "Contingency hazard area (CHA)",
  "field": "Aviation and air traffic control",
  "definition": "Used by ATC. Areas of airspace that are defined and distributed in advance of a launch or reentry operation and are activated in response to a failure.",
  "abbreviation": "CHA",
  "see_also": [
    "Aircraft hazard area (AHA)",
    "Refined hazard area (RHA)",
    "Transitional hazard area (THA)"
  ],
  "references": [
    "FAA Pilot/Controller Glossary"
  ],
  "url": "https://mlchart.com/terminology/aviation/contingency-hazard-area-cha/"
}