Trackside
Train 7223 South Station to Readville
unofficial updated nightly logging since Aug 2026 How this is measured →
On time 66%
Scheduled arrival 12:47 PM
- Usually on time
- On time (within 2 min) 66% of weekdays
- Late 5+ min 8% of weekdays
- Late 10+ min 0% of weekdays
- About 1 day in 10, it's 4+ min late
- On time ≤2 min
- Close to schedule 2–5 min
- Late 5–10 min
- Very late 10+ min
Departs South Station
Departs 12:17 PM
Based on 5 recorded weekdays — early data.
Usually on time
Show all stops
Newmarket
Scheduled arrival 12:25 PM
On time 93%
· usually on time
Uphams Corner
Scheduled arrival 12:27 PM
On time 85%
· usually on time
Four Corners/Geneva
Scheduled arrival 12:30 PM
On time 77%
· usually on time
Talbot Avenue
Scheduled arrival 12:33 PM
On time 77%
· usually on time
Morton Street
Scheduled arrival 12:36 PM
On time 77%
· usually on time
Blue Hill Avenue
Scheduled arrival 12:38 PM
On time 77%
· usually on time
Fairmount
Scheduled arrival 12:41 PM
On time 32%
· usually 2 min late
Where delay builds
Typical delay along the route across weekdays.
Recent performance
How late it arrived on each recent day it ran.
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