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Systems
Event Specification

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Map Title

Magnitude
 3
Date & Time (UTC) 2025-09-16 17:54:40.3
Date & Time (Local) 1404/6/25  21:24:40.3
Location Lat:37.198 Lon: 55.857
Region Semnan Province, 42 km -East of Minodasht
Nearest Cities
17 km North East of Rezvan, Semnan Province
19 km North of Nardin, Semnan Province
23 km East of Farsian, Golestan Province
26 km North East of Duzin, Golestan Province
28 km South East of Aq qamish, Golestan Province
Depth 12 km
Agency
Faults within 150 km:
ROBATE_QARABIL_F (Length: 168 km) , Distance to epicenter: 8 km 
JAJARAM_F (Length: 77 km) , Distance to epicenter: 51 km 
SHAVAR_F (Length: 87 km) , Distance to epicenter: 74 km 
Number of Phases 9
RMS 0.7
Number of Stations 9
Error in Latitude >2.5 km
Error in Longitude 2.5 km
Error in Depth 9.9 km

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Amplitude

UIDAgencyStationComponentAmplitudePeriodArrival TimeProccessing TimeSignal Clip
199166IIEES SCTABSZ 0.0212025-09-16 17:55:402025-09-17 07:38:00n
199167IIEES SCSHRTZ 0.0112025-09-16 17:55:582025-09-17 07:38:00n
199168IIEES SCASAOZ 0.0112025-09-16 17:56:032025-09-17 07:38:00n

Phase

AgencyStationComponentPhase TypePhase QualityFirst MotionObserved Arrival TimeTime ResidualLoc. FlagInput WeightDistanceAzimuth
IIEES SCABGHZ EPg E2025-09-16 17:54:58-0.1y0107241
IIEES SCSHROZ EPg E2025-09-16 17:55:01-1.1y0133174
IIEES SCSHROZ ESg E2025-09-16 17:55:180y0133174
IIEES SCBJRDZ EPg E2025-09-16 17:55:03-1y014868
IIEES SCKAGHZ EPn E2025-09-16 17:55:340.8y036695
IIEES SCTABSZ EPn E2025-09-16 17:55:400.8y0410164
IIEES SCNASNZ EPn E2025-09-16 17:55:580.2y0562210
IIEES SCSHRTZ EPn E2025-09-16 17:55:580.7y0564134
IIEES SCASAOZ EPn E2025-09-16 17:56:03-0.4y0603241