Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.6 on date 10-02-2021 and time 00:19:54 (Italy) in region 4 km SE Fiordimonte (MC)

A magnitude ML 0.6 earthquake occured in region: 4 km SE Fiordimonte (MC), on

  • 09-02-2021 23:19:54 (UTC)
  • 10-02-2021 00:19:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9990, 13.1070 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Fiordimonte MC 5 202 202
Fiastra MC 6 559 761
Acquacanina MC 7 121 882
Ussita MC 7 444 1326
Pieve Torina MC 7 1458 2784
Pievebovigliana MC 7 866 3650
Visso MC 8 1107 4757
Monte Cavallo MC 9 145 4902
Bolognola MC 10 142 5044
Muccia MC 11 915 5959
Castelsantangelo sul Nera MC 12 281 6240
Preci PG 14 724 6964
Serravalle di Chienti MC 15 1070 8034
Camerino MC 16 6974 15008
Sarnano MC 16 3264 18272
Cessapalombo MC 18 512 18784
Caldarola MC 18 1823 20607
Sellano PG 19 1079 21686
Camporotondo di Fiastrone MC 20 563 22249

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Foligno (57155 inhabitants)
60 Km E of Perugia (166134 inhabitants)
61 Km NE of Terni (111501 inhabitants)
62 Km NW of Teramo (54892 inhabitants)
76 Km NW of L'Aquila (69753 inhabitants)
77 Km SW of Ancona (100861 inhabitants)
94 Km S of Fano (60888 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000 		ML 0.6 2021-02-09
23:19:54		 42.9992 13.1068 10 2021-07-12
16:55:03		 Bollettino Sismico Italiano INGV 88415371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-09 23:19:54 ± 0.08
Latitude 42.9992 ± 0.0027
Longitude 13.1068 ± 0.0037
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 88415371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 329
Semi-minor axis of confidence ellipse (meter) 67
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 57
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.03957
Epicentral distance of station farthest from the epicenter (degree) 0.51261
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 88415371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-26 17:24:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2021-02-09T23:20:12.29 0.6 undecidable manual S 346 56.8986 50 0.1 46
IV.ARVD.HHZ. 2021-02-09T23:20:04.81 0.6 undecidable manual P 346 56.8986 50 0.19 45
IV.GUMA.HNN. 2021-02-09T23:20:02.43 0.6 undecidable manual S 69 19.7691 117 0.45 45
IV.MMO1.EHZ. 2021-02-09T23:20:02.20 0.6 undecidable manual S 122 21.0678 115 -0.16 48
IV.NRCA.HHZ. 2021-02-09T23:20:01.54 0.3 undecidable manual S 178 18.3705 118 -0.01 75
IV.CESI.HHZ. 2021-02-09T23:20:01.06 0.6 undecidable manual S 272 16.4724 121 0.11 49
IV.PF6.EHN. 2021-02-09T23:20:00.76 0.6 undecidable manual S 25 16.9719 120 -0.35 46
IV.CSP1.EHZ. 2021-02-09T23:20:00.05 0.6 undecidable manual S 38 12.9759 128 0.08 50
IV.MML1.HNE. 2021-02-09T23:20:00.91 0.3 undecidable manual S 319 16.7721 121 -0.15 73
IV.MML1.HNE. 2021-02-09T23:19:58.11 0.1 undecidable manual P 319 16.7721 121 -0.09 98
IV.CESI.HHZ. 2021-02-09T23:19:58.16 0.1 undecidable manual P 272 16.4724 121 0.02 100
IV.NRCA.HHZ. 2021-02-09T23:19:58.47 0.3 undecidable manual P 178 18.3705 118 -0.01 75
IV.FDMO.HHZ. 2021-02-09T23:19:58.32 0.6 undecidable manual S 339 4.3956 156 0.25 49
IV.GUMA.HNN. 2021-02-09T23:19:58.84 0.3 undecidable manual P 69 19.7691 117 0.11 73
IV.MMO1.EHZ. 2021-02-09T23:19:58.79 0.3 undecidable manual P 122 21.0678 115 -0.16 72
IV.CSP1.EHZ. 2021-02-09T23:19:57.60 0.1 negative manual P 38 12.9759 128 0.03 100
IV.PF6.EHN. 2021-02-09T23:19:57.95 0.1 undecidable manual P 25 16.9719 120 -0.27 95
IV.FDMO.HHZ. 2021-02-09T23:19:56.63 0.1 undecidable manual P 339 4.3956 156 0.16 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.8 0.000098386105 0.064 AML other m 2021-02-09T23:19:58.41
IV.FDMO.HHN. ML:0.9 0.00015043385 0.1024 AML other m 2021-02-09T23:19:58.59
IV.CSP1.EHN. ML:0.7 0.000057290542 0.1536 AML other m 2021-02-09T23:20:00.47
IV.CSP1.EHE. ML:0.7 0.000048971045 0.1024 AML other m 2021-02-09T23:20:00.45
IV.CESI.HHN. ML:0.4 0.0000189591655 0.1536 AML other m 2021-02-09T23:20:01.23
IV.CESI.HHE. ML:0.2 0.000016789850000000003 0.0768 AML other m 2021-02-09T23:20:01.53
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download