# Country Operational Note

An Operational Note is a piece of textual information that is intended for [Country](https://docs.aviowiki.com/data-models/country) users, and that cannot be otherwise modelled digitally.

Scenarios that should be entered as Operational Notes include occurrences such as special events and restrictions, etc.

<table><thead><tr><th width="241">Property</th><th width="137">Type</th><th>Description</th></tr></thead><tbody><tr><td><code>aid</code></td><td>string</td><td>A string with the <a href="https://docs.aviowiki.com/conventions/aviowiki-ids">AID</a> of the Country Operational Note, with <code>ONA</code> as namespace</td></tr><tr><td><code>validFrom</code></td><td>string</td><td>An ISO 8601 formatted date-time string that indicates when the Operational Note is first in force. This is expressed in Local Time. For example <code>2020-01-30T08:00:00</code>.</td></tr><tr><td><code>validTo</code></td><td>string</td><td>An ISO 8601 formatted date-time string that indicates when the Operational Note ceases to be in force. This is expressed in Local Time.<br>For example <code>2020-02-02T18:59:59.</code></td></tr><tr><td><code>source</code></td><td>string</td><td>A description of where this information was originated.<br>For example <em>Airport Authority</em> or <em>NOTAM</em> or <em>Local news</em>.</td></tr><tr><td><code>criticality</code></td><td>string</td><td><p>A string indicating the level of criticality of the Operational Note.<br>Possible values are:</p><ul><li><code>INFORMATION_ONLY</code> for information that have no operational impact. Knowledge is considered relevant to make the operations smoother, but no operational impact arises from not knowing of it.</li><li><code>OPERATIONALLY_RELEVANT</code> for information that may have an operational impact, but is not critical. Not knowing such information will likely have a minor operational impact in the form of delays or inconvenient to the crew or passengers. The flight can still take place under all circumstances. For example: <em>Temporary military exercises.</em></li><li><code>OPERATIONALLY_CRITICAL</code> for information that is relevant and critical. Not knowing will likely have a major operational impact up to refusal of service. Performance of a flight might not be possible in all conditions. For example: w<em>idespread fuel shortages, volcanic activity, strikes and no-fly/conflict zones</em></li></ul></td></tr><tr><td><code>notes</code></td><td>string</td><td>The text of the information that is to be displayed to the human.<br><em>Due to ongoing armed conflict, all airports are closed until further notice.</em> </td></tr><tr><td><code>category</code></td><td></td><td><p>A string that indicates what the Airport Operational Note is about.<br>Possible  values are:<br></p><ul><li><code>WEATHER</code> For weather phenomena affecting the airport.</li><li><code>PROCEDURES</code> For special or non-standard procedures that are in place at the airport.</li><li><code>EVENTS</code> For events affecting airport traffic, such as airshows.</li><li><code>COSTS</code> For extraordinary costs that airport users should be aware of.</li><li><code>STRIKES</code> For upcoming personnel strikes that might affect airport operations.</li><li><code>IMMIGRATION</code> For all airport-specific immigration issues.</li><li><code>DELAYS</code> For upcoming events that are expected to bring delays, but are not included in any other more specific category above.</li><li><code>RISK</code> For all safety and security risks related to airport operations.</li><li><code>RESTRICTIONS</code> For all temporary restrictions that cannot be documented in other parts of the Airport model.</li></ul></td></tr><tr><td><code>affectedTraffic</code></td><td>list</td><td>This object is reserved for future use, and it is currently defaulted to <code>null</code> in all API responses.</td></tr><tr><td><code>parent</code></td><td>string</td><td>The <a href="../../conventions/aviowiki-ids">AID</a> of the Country which this Operational Note is applicable.</td></tr></tbody></table>

### Example

```
  {
    "validFrom": "2024-01-15T09:03:04.448",
    "validTo": "2099-12-31T23:59:59",
    "source": "NOTAM",
    "criticality": "OPERATIONALLY_CRITICAL",
    "notes": "Due to ongoing armed conflict, all airports are closed until further notice. ",
    "category": "EVENTS",
    "affectedTraffic": null,
    "parent": {
      "iso2": "MX",
      "iso3": "MEX",
      "isoNumeric": 484,
      "name": "Mexico",
      "officialName": "United Mexican States",
      "localIdentifierName": null
    },
    "aid": "ONC-9C2R-QYYM",
    "kind": "COUNTRY"
  }
```