History
Past service disruptions and maintenance events
29 March – 5 April 1971
✨
No incidents
All systems operated normally during this period
22–29 March 1971
✨
No incidents
All systems operated normally during this period
15–22 March 1971
✨
No incidents
All systems operated normally during this period
8–15 March 1971
✨
No incidents
All systems operated normally during this period
1–8 March 1971
✨
No incidents
All systems operated normally during this period