Mid Atlantic Ridge – M5.9 – Sept 2, 2019 at 22:45:48 UTC Northern Mid-Atlantic Ridge Latitude Longitude Depth (km) Dist (Deg) Dist (Km) Azimuth 23.775 -45.227 10.0 30.3 3,366 309.7 USGS Information Page Waveform Heliocorder Traces The trace below show the presence of T Waves, a type of surface wave that travels only through water. More examples of T waves (sinusoidal wave following the S wave arrival). Local SeisComP3 P-wave Arrivals Fault Plane Solution