Line 4 (Yellow)

Reliability — last 30 days

1. Sep 16 100.0% good
2. Sep 15 100.0% good
3. Sep 14 100.0% good
4. Sep 13 100.0% good
5. Sep 12 0.0% good
6. Sep 11 72.9% good
7. Sep 10 100.0% good
8. Sep 9 100.0% good
9. Sep 8 100.0% good
10. Sep 7 100.0% good
11. Sep 6 100.0% good
12. Sep 5 100.0% good
13. Sep 4 100.0% good
14. Sep 3 100.0% good
15. Sep 2 100.0% good
16. Sep 1 100.0% good
17. Aug 31 100.0% good
18. Aug 30 100.0% good
19. Aug 29 100.0% good
20. Aug 28 100.0% good
21. Aug 27 100.0% good
22. Aug 26 100.0% good
23. Aug 25 100.0% good
24. Aug 24 100.0% good
25. Aug 23 100.0% good
26. Aug 22 100.0% good
27. Aug 21 100.0% good
28. Aug 20 100.0% good
29. Aug 19 100.0% good
30. Aug 18 100.0% good

Recent status changes

1. Sep 13, 12:01 AM Good Service Good Service
2. Sep 11, 5:30 PM Minor Delays Minor Delays — Bicycles and pet dogs are prohibited on trains and in stations of line 4 - Yellow from 6 p.m. until the métro closes.
3. Sep 2, 2:03 AM Good Service Good Service
4. Sep 2, 1:10 AM Status Unavailable Status Unavailable
5. Aug 27, 9:42 PM Good Service Good Service
6. Aug 27, 9:33 PM Status Unavailable Status Unavailable
7. Aug 26, 5:22 PM Good Service Good Service
8. Aug 26, 5:21 PM Status Unavailable Status Unavailable
9. Aug 16, 11:16 PM Good Service Good Service
10. Aug 14, 5:30 PM Minor Delays Minor Delays — [Events] Due to a major event taking place at Jean-Drapeau Park, heavy ridership is expected across our network. Purchase your return fare in advance. <a class="external" href="https://www.stm.info/en/info/service-updates/planned-events-calendar?utm_campaign=mip&utm_source=ilesoniq&utm_medium=horairesstm" target="_blank">Check the Planned events calendar for the details of the impacts on our network.</a>
11. Aug 1, 8:10 PM Good Service Good Service
12. Aug 1, 8:09 PM Status Unavailable Status Unavailable
13. Jul 25, 9:45 PM Good Service Good Service
14. Jul 25, 9:35 PM Status Unavailable Status Unavailable
15. Jul 22, 1:18 PM Good Service Good Service