Table 2 The Kandilli Observatory of the Institute of Earthquake Research Institut (KOERI) Decision Matrix that applied to this study41.

From: Seismoacoustic monitoring of eastern mediterranean earthquakes toward a tsunami early warning system for Egypt

Depth

Epicentral Location

Magnitude

Tsunami Message

Local

Regional

Basin- Wide

\(< 100\) km

\(\ge\) 100 \(\le\) 400 km

\(> 400\) km

\(< 100\) km

Offshore or \(\le\) 40 km inland

5.5 \(\le\) M \(\le\) 5.9

Information

Information

Information

6 \(\le\) M \(\le\) 6.4

Advisory

Information

Information

Offshore or \(\le\) 100 km inland

6.5 \(\le\) M \(\le\) 6.9

Watch

Advisory

Information

7 \(\le\) M \(\le\) 7.4

Watch

Watch

Advisory

M \(\ge\) 7.5

Watch

Watch

Watch

\(> 40\) km and \(< 100\) km inland

6 \(\le\) M \(\le\) 6.4

Information

Information

Information

\(\ge\) 100 km

\(\le\) 100 km inland

M \(\ge\) 6

Information

Information

Information