Railway Operators: Sound Transit (93.9 %), N/A (6.1 %)
Railway Users: passenger traffic (100 %)
Electrification: 1500 V / DC (100 %)
Structures: 15 km in tunnels (38.1 %), 13.4 km on bridges (34 %), 0.1 km on embankments (0.2 %), 10.9 km on ground level (27.7 %)
Gaps in Route:
0