an unspecified impact level
Cause code ONA06
Plain-language explanation, impact details and live examples.
Last updated 21 May 2026, 16:59:40kyla
Announcement phrasing
Train operators typically phrase this cause as:
kyla
Live trains referencing ONA06
Snapshot of services that mentioned this cause during the past 90 minutes and the next 3 hours.
Updated 21 May 2026, 16:59
We can't find any current trains referencing this cause.
Frequently asked questions about cause code ONA06
What does cause code ONA06 mean?
kyla
How serious is cause code ONA06?
It is classified as an unspecified impact level.
Which trains are currently affected?
See the live examples above. The list refreshes every minute.