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Map Title

Magnitude
 4.1
Date & Time (UTC) 2025-08-04 21:09:46.7
Date & Time (Local) 1404/5/14  00:39:46.7
Location Lat:36.736 Lon: 54.801
Region Golestan Province, 20 km South of Ali Abad
Nearest Cities
20 km South of Ali Abad, Golestan Province
26 km South East of Jalin olia, Golestan Province
29 km North West of Qaleh-ye nokharqan, Semnan Province
32 km North East of Majen, Semnan Province
33 km South East of Nodeh malek, Golestan Province
Depth 12 km
Agency
Faults within 150 km:
SHAVAR_F (Length: 87 km) , Distance to epicenter: 20 km 
KHAZAR_F (Length: 523 km) , Distance to epicenter: 29 km 
ASTANEH_F (Length: 72 km) , Distance to epicenter: 33 km 
Number of Phases 12
RMS 0.4
Number of Stations 12
Error in Latitude 2.8 km
Error in Longitude 2.8 km
Error in Depth 1 km

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Amplitude

UIDAgencyStationComponentAmplitudePeriodArrival TimeProccessing TimeSignal Clip
198766IIEES SCABGHZ 70012025-08-04 21:09:482025-08-05 10:01:00n
198767IIEES SCABGHZ 70012025-08-04 21:09:502025-08-05 10:01:00n
198768IIEES SCTABSZ 0.312025-08-04 21:10:442025-08-05 10:01:00n
198769IIEES SCNASNZ 0.312025-08-04 21:10:532025-08-05 10:01:00n
198770IIEES SCSHRTZ 0.212025-08-04 21:11:092025-08-05 10:01:00n

Phase

AgencyStationComponentPhase TypePhase QualityArrival TimeTime ResidualLoc. FlagInput WeightDistanceAzimuth
IIEES SCABGHZ EPg E2025-08-04 21:09:48-0.2y00219
IIEES SCABGHZ ESg E2025-08-04 21:09:50-0.2y00219
IIEES SCTABSZ EPn E2025-08-04 21:10:44-0.2y0402148
IIEES SCTABSZ ES E2025-08-04 21:11:292.3n4402148
IIEES SCGHVRZ EPn E2025-08-04 21:10:450.7y0408232
IIEES SCGHVRZ ES E2025-08-04 21:11:4416.3n4408232
IIEES SCKAGHZ EPn E2025-08-04 21:10:520.8y046187
IIEES SCNASNZ EPn E2025-08-04 21:10:53-0.4y0473203
IIEES SCNASNZ ES E2025-08-04 21:11:04-37.6n4473203
IIEES SCYZKHZ EPn E2025-08-04 21:10:51-3n4482182
IIEES SCSHRTZ EPn E2025-08-04 21:11:09-0.3y0606124
IIEES SCBSRNZ EPn E2025-08-04 21:11:01-15.9n4662143