Northern line

Reliability — last 30 days

1. Sep 16 86.4% good
2. Sep 15 87.6% good
3. Sep 14 85.5% good
4. Sep 13 100.0% good
5. Sep 12 50.8% good
6. Sep 11 73.0% good
7. Sep 10 82.4% good
8. Sep 9 77.9% good
9. Sep 8 79.3% good
10. Sep 7 85.6% good
11. Sep 6 100.0% good
12. Sep 5 94.7% good
13. Sep 4 82.5% good
14. Sep 3 66.2% good
15. Sep 2 54.2% good
16. Sep 1 82.3% good
17. Aug 31 0.0% good
18. Aug 30 0.0% good
19. Aug 29 6.2% good
20. Aug 28 92.9% good
21. Aug 27 87.4% good
22. Aug 26 84.9% good
23. Aug 25 87.0% good
24. Aug 24 86.1% good
25. Aug 23 89.0% good
26. Aug 22 100.0% good
27. Aug 21 88.2% good
28. Aug 20 69.7% good
29. Aug 19 87.7% good
30. Aug 18 86.5% good

Recent status changes

1. Sep 16, 4:17 AM Good Service Good Service
2. Sep 16, 1:18 AM Planned Work Service Closed — Northern Line: Service will resume later this morning.
3. Sep 15, 4:17 AM Good Service Good Service
4. Sep 15, 1:18 AM Planned Work Service Closed — Northern Line: Service will resume later this morning.
5. Sep 14, 4:17 AM Good Service Good Service
6. Sep 14, 2:58 AM Planned Work Service Closed — Northern Line: Service will resume later this morning.
7. Sep 14, 2:57 AM Good Service Good Service
8. Sep 14, 12:47 AM Planned Work Service Closed — Northern Line: Service will resume later this morning.
9. Sep 12, 2:29 PM Good Service Good Service
10. Sep 12, 10:45 AM Minor Delays Minor Delays — Northern Line: Minor delays due to an earlier fire alert at Mornington Crescent.
11. Sep 12, 10:12 AM Suspended Part Suspended — Northern Line: No service between Mornington Crescent and Charing Cross southbound only while we respond to a fire alert at Mornington Crescent. MINOR DELAYS between Kennington and Battersea Power Station. GOOD SERVICE on the rest of the line.
12. Sep 12, 7:31 AM Good Service Good Service
13. Sep 12, 6:14 AM Minor Delays Minor Delays — Northern Line: Minor delays due to an earlier faulty track at Balham.
14. Sep 12, 5:51 AM Severe Delays Severe Delays — Northern Line: Severe delays due to an earlier faulty track at Balham. Tickets are being accepted on London Buses, London Trams, Southeastern, Thameslink and South Western Railway services.
15. Sep 11, 11:35 PM Suspended Part Suspended — Northern Line: No service between Stockwell and Morden southbound only and SEVERE DELAYS on the rest of the line while we fix a track fault at Balham. London Buses are accepting tickets via any reasonable route.
16. Sep 11, 3:41 PM Good Service Good Service
17. Sep 11, 1:43 PM Severe Delays Severe Delays — Northern Line: Severe delays due to an earlier signal failure at Chalk Farm. Tickets are being accepted on London Buses and Thameslink.
18. Sep 11, 1:17 PM Suspended Part Suspended — Northern Line: No service between Edgware and Camden Town southbound only while we fix a signal failure at Chalk Farm. SEVERE DELAYS between Edgware and Camden Town northbound only MINOR DELAYS on the rest of the line. Tickets are being accepted on London Buses and Thameslink.
19. Sep 11, 12:51 PM Severe Delays Severe Delays — Northern Line: Severe delays between Camden Town and Edgware while we fix a signal failure at Chalk Farm. GOOD SERVICE on the rest of the line. Tickets are being accepted on London Buses and Thameslink.
20. Sep 11, 12:37 PM Minor Delays Minor Delays — Northern Line: Minor delays between Camden Town and Edgware while we fix a signal failure at Chalk Farm. GOOD SERVICE on the rest of the line.