Earthquake 20251020-9

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

2025-10-20 20:22:58.470	3.53 km	1.59 Ml
25.2315°N, 34.5123°E
25 km from El Naaba, Red Sea, Egypt
43 km NW of Marsa Alam

Time Error:		Num. Stations:	23
Time RMS:	0.13 s	Num. Phases:	5
Depth Error:	1.75 km	Max. Intensity (MMI):
Azimuth Gap:	156°	Effects Type:
Analysis Type:	Manual

Magnitudes

Preferred	Magnitude	Stations	Error	Author	Action
	1.59 Ml	1	0

Origin Details

Ellipse Major:		Fixed Depth:	no
Ellipse Minor:		Fixed Phase:	no
Ellipse Strike:		Fixed Time:	no
Min. Distance:	0.11°	Author:
Max. Distance:	1.99°	Event Type:
Fixed Location:	no	External Event ID:
Location Method:		External Origin ID:

Error Ellipse

	Length	Azimuth	Dip	Action
Maximum	2.52 km	277.00°	44.00°
Intermediate	1.06 km	79.00°	44.00°
Minimum	0.48 km	178.00°	9.00°

None

Channel	Time	Amplitude	Period/Duration	Magnitude		Event Distance	Event Azimuth	Action
HL.SRM.--.HHE	2025-10-20 20:23:18.800	7.1e-02	0.20 s	1.59	Ml	0.66°	349.0°

Channel	Phase	Time	Time Residual	Direction	Event Distance	Event Azimuth	Automatic?	Defined By	Action
HL.NADB.--.HHZ	P	2025-10-20 20:23:01.056	-0.11 s	Unspecified	0.11°	356.0°	no
HL.SLMA.--.HHZ	P	2025-10-20 20:23:09.722	0.19 s	Unspecified	0.54°	196.0°	no
HL.SRM.--.HHZ	P	2025-10-20 20:23:10.497	-1.17 s	Unspecified	0.66°	349.0°	no
HL.SLMA.--.HHE	S	2025-10-20 20:23:17.444	-0.15 s	Unspecified	0.54°	196.0°	no
HL.AGS.--.HHE	S	2025-10-20 20:23:29.997	-0.010 s	Unspecified	0.95°	152.0°	no
HL.HRG.--.HHZ	P	2025-10-20 20:23:31.080	0.080 s	Unspecified	1.99°	337.0°	no

Ground Motion

None

Shake Maps

None