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Systems
Event Specification

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Map Title

Magnitude
 5
Date & Time (UTC) 2026-07-30 08:07:15.0
Date & Time (Local) 1405/5/8  11:37:15.0
Location Lat:36.584 Lon: 55.022
Region Semnan Province, 19 km North of Shahrud
Nearest Cities
9 km of Qaleh-ye nokharqan, Semnan Province
12 km North of Bastam, Semnan Province
19 km North of Shahrud, Semnan Province
26 km North of Ruyan, Semnan Province
28 km West of Kalateh khanj, Semnan Province
Depth 12 km
Agency
Faults within 150 km:
SHAVAR_F (Length: 87 km) , Distance to epicenter: 11 km 
ASTANEH_F (Length: 72 km) , Distance to epicenter: 39 km 
DAMGHAN_F (Length: 95 km) , Distance to epicenter: 40 km 
Number of Phases 11
RMS 0.2
Number of Stations 11
Error in Latitude >1.1 km
Error in Longitude 1.1 km
Error in Depth 260.6 km

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Amplitude

UIDAgencyStationComponentAmplitudePeriodArrival TimeProccessing TimeSignal Clip
202281IIEES SCKRVRZ 112026-07-30 08:08:342026-08-08 08:08:00n

Phase

AgencyStationComponentPhase TypePhase QualityFirst MotionObserved Arrival TimeTime ResidualLoc. FlagInput WeightDistanceAzimuth
IIEES SCBJRDZ EPn E2026-07-30 08:07:530y024660
IIEES SCKRVRZ EPn E2026-07-30 08:08:340.3y0573163
IIEES SCKOOZ EPn E2026-07-30 08:09:2246.2n4589142
IIEES SCHNVDZ EPn E2026-07-30 08:08:450.3y0664248
IIEES SCDOBZ EPn E2026-07-30 08:08:490.1y0696244
IIEES SCKRBRZ EPn E2026-07-30 08:08:56-0.1y0750168
IIEES SCGHIRZ EPn E2026-07-30 08:09:19-0.6y0940192
IIEES SCGNIZ EPn E2026-07-30 08:09:24-0.1y0982294
IIEES SCGENOZ EPn E2026-07-30 08:09:30-0.2y01024174
IIEES SCSRVNZ EPn E2026-07-30 08:09:571y01234146
IIEES SCUOSSZ EPn E2026-07-30 08:10:03-0.5y01295175