A new site has been launched by the Greek Government, containing the latest updated information about restrictions in each area and the assessed level of risk in each area.
You can see the areas of Greece visually represented on the map here: https://covid19.gov.gr/covid-map/
The restrictions in effect in each area can be seen by clicking for more details.
The site is available in Greek only, but you can view parts of it through Google translate, if you are not able to read Greek. View https://covid19.gov.gr/covid-map/ through Google Translate engine.
Chania region is currently (12th October) assessed at the lowest risk level (1), with the corresponding restrictions available to view.