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Map Title

Magnitude
 :3.9
Date & Time (UTC) 2025-04-10 06:00:41.3
Date & Time (Local) 1404/1/21  09:30:41.3
Location Lat:35.925 Lon: 53.224
Region Semnan Province, 26 km South-East of Pol-E-Sefid
Nearest Cities
5 km North of Chashem, Semnan Province
16 km South of Sangdeh, Mazandaran Province
20 km North West of Shahmirzad, Semnan Province
24 km South East of Shurmast-e peyrudbar, Mazandaran Province
26 km South East of Pol-E-Sefid, Mazandaran Province
Depth 12 km
Agency
Faults within 150 km:
ATARI_F (Length: 185 km) , Distance to epicenter: 28 km 
N_ALBORZ_F (Length: 360 km) , Distance to epicenter: 32 km 
MOSHA_F (Length: 234 km) , Distance to epicenter: 59 km 
Number of Phases 11
RMS 0.4
Number of Stations 11
Error in Latitude >1.7 km
Error in Longitude 1.7 km
Error in Depth 461.2 km

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Amplitude

UIDAgencyStationComponentAmplitudePeriodArrival TimeProccessing TimeSignal Clip
197834IIEES SCGHVRZ 412025-04-10 06:01:202025-04-12 05:59:00n
197835IIEES SCSHROZ 0.512025-04-10 06:01:202025-04-12 05:59:00n
197836IIEES SCMRVTZ 0.612025-04-10 06:01:282025-04-12 05:59:00n
197837IIEES SCGIDEZ 0.212025-04-10 06:01:292025-04-12 05:59:00n
197838IIEES SCNASNZ 0.812025-04-10 06:01:322025-04-12 05:59:00n
197839IIEES SCYZKHZ 0.312025-04-10 06:01:402025-04-12 05:59:00n
197840IIEES SCBJRDZ 0.0912025-04-10 06:01:422025-04-12 05:59:00n
197841IIEES SCTABSZ 0.512025-04-10 06:01:432025-04-12 05:59:00n
197842IIEES SCBSRNZ 0.0712025-04-10 06:02:162025-04-12 05:59:00n

Phase

AgencyStationComponentPhase TypePhase QualityFirst MotionObserved Arrival TimeTime ResidualLoc. FlagInput WeightDistanceAzimuth
IIEES SCGHVRZ EPn E2025-04-10 06:01:200.9y0241228
IIEES SCSHROZ EPn E2025-04-10 06:01:200.1y025288
IIEES SCMRVTZ EPn E2025-04-10 06:01:28-0.3y032053
IIEES SCGIDEZ EPn E2025-04-10 06:01:29-0.1y0324290
IIEES SCNASNZ EPn E2025-04-10 06:01:32-0.5y0349186
IIEES SCYZKHZ EPn E2025-04-10 06:01:400y0412162
IIEES SCBJRDZ EPn E2025-04-10 06:01:420.6y042262
IIEES SCTABSZ EPn E2025-04-10 06:01:43-0.2y0437125
IIEES SCKAGHZ EPn E2025-04-10 06:02:050.1y061479
IIEES SCBSRNZ EPn E2025-04-10 06:02:160.3y0700129
IIEES SCGHIRZ EPn E2025-04-10 06:02:33-0.6y0847182