Earthquake 20250425-4

Summary
Focal Mechanism/Moment Tensors
Station Magnitudes
Picks
Ground Motion/Shake Map

2025-04-25 15:20:30.190	9.75 km	1.71 Ml
24.9542°N, 34.7318°E
20 km from Marsa Alam, Red Sea, Egypt
21 km SW of Marsa Alam

Time Error:		Num. Stations:	38
Time RMS:	0.070 s	Num. Phases:	6
Depth Error:	0.99 km	Max. Intensity (MMI):
Azimuth Gap:	176°	Effects Type:
Analysis Type:	Manual

Magnitudes

Preferred	Magnitude	Stations	Error	Author	Action
	1.71 Ml	4	0

Origin Details

Ellipse Major:		Fixed Depth:	no
Ellipse Minor:		Fixed Phase:	no
Ellipse Strike:		Fixed Time:	no
Min. Distance:	0.42°	Author:
Max. Distance:	0.98°	Event Type:
Fixed Location:	no	External Event ID:
Location Method:		External Origin ID:

Error Ellipse

	Length	Azimuth	Dip	Action
Maximum	1.55 km	248.00°	39.00°
Intermediate	0.95 km	87.00°	48.00°
Minimum	0.44 km	346.00°	10.00°

None

Channel	Time	Amplitude	Period/Duration	Magnitude		Event Distance	Event Azimuth	Action
HL.NADB.--.HHE	2025-04-25 15:20:44.520	0.5	0.16 s	2.18	Ml	0.44°	332.0°
HL.SLMA.--.HHN	2025-04-25 15:20:47.160	3.1e-02	0.100 s	1.06	Ml	0.43°	235.0°
HL.AGS.--.HHN	2025-04-25 15:20:53.280	5.7e-02	0.080 s	1.50	Ml	0.62°	157.0°
HL.SRM.--.HHE	2025-04-25 15:21:06.960	9.7e-02	0.24 s	1.92	Ml	0.98°	341.0°

Channel	Phase	Time	Time Residual	Direction	Event Distance	Event Azimuth	Automatic?	Defined By	Action
HL.SLMA.--.HHZ	P	2025-04-25 15:20:38.903	0.010 s	Unspecified	0.43°	235.0°	no
HL.NADB.--.HHZ	P	2025-04-25 15:20:39.207	0.12 s	Unspecified	0.44°	332.0°	no
HL.AGS.--.HHZ	P	2025-04-25 15:20:42.317	-0.050 s	Unspecified	0.62°	157.0°	no
HL.NADB.--.HHN	S	2025-04-25 15:20:45.482	-0.11 s	Unspecified	0.44°	332.0°	no
HL.SRM.--.HHZ	P	2025-04-25 15:20:48.090	0.030 s	Unspecified	0.98°	341.0°	no
HL.SRM.--.HHN	S	2025-04-25 15:21:01.093	-0.020 s	Unspecified	0.98°	341.0°	no

Ground Motion

None

Shake Maps

None