Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 09-02-2021 and time 00:24:47 (Italy) in region 2 km S Fiordimonte (MC)

A magnitude ML 1.1 earthquake occured in region: 2 km S Fiordimonte (MC), on

  • 08-02-2021 23:24:47 (UTC)
  • 09-02-2021 00:24:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0190, 13.0840 at 9 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 2 202 202
Pieve Torina MC 4 1458 1660
Pievebovigliana MC 5 866 2526
Fiastra MC 6 559 3085
Monte Cavallo MC 7 145 3230
Acquacanina MC 8 121 3351
Muccia MC 8 915 4266
Ussita MC 9 444 4710
Visso MC 10 1107 5817
Bolognola MC 12 142 5959
Serravalle di Chienti MC 12 1070 7029
Camerino MC 13 6974 14003
Castelsantangelo sul Nera MC 15 281 14284
Preci PG 16 724 15008
Cessapalombo MC 18 512 15520
Caldarola MC 18 1823 17343
Sarnano MC 18 3264 20607
Sefro MC 18 422 21029
Sellano PG 19 1079 22108
Camporotondo di Fiastrone MC 20 563 22671
Pioraco MC 20 1134 23805
Serrapetrona MC 20 966 24771

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Foligno (57155 inhabitants)
57 Km E of Perugia (166134 inhabitants)
62 Km NE of Terni (111501 inhabitants)
65 Km NW of Teramo (54892 inhabitants)
75 Km SW of Ancona (100861 inhabitants)
79 Km NW of L'Aquila (69753 inhabitants)
92 Km S of Fano (60888 inhabitants)
100 Km S of Pesaro (94582 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 1.1 2021-02-08
23:24:47		 43.0187 13.0843 9 2021-07-12
16:54:58		 Bollettino Sismico Italiano INGV 87019901
Reviewed
Rev100 		ML 1.5 2021-02-08
23:24:48		 43.0223 13.0892 8 2021-02-08
23:30:31		 Sala Sismica INGV-Roma 86951201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-08 23:24:47 ± 0.03
Latitude 43.0187 ± 0.0018
Longitude 13.0843 ± 0.0025
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87019901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 216
Semi-minor axis of confidence ellipse (meter) 200
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 291
Circular confidence region, given by single value of horizontal uncertainty (meter) 220.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 28
Number of associated phases, regardless of their use for origin computation 63
Number of defining phases 63
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.01799
Epicentral distance of station farthest from the epicenter (degree) 0.66910
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 33
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 87019901
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-10 21:20:57

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 86951201
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-08 23:30:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIGS.HHN. 2021-02-08T23:25:10.62 0.3 undecidable manual S 147 74.2701 50 -0.07 66
IV.CESX.HHE. 2021-02-08T23:25:07.42 0.3 undecidable manual S 222 60.8946 50 0.31 64
IV.TERO.HHN. 2021-02-08T23:25:07.17 0.3 undecidable manual S 136 60.9945 50 0.05 68
IV.RM33.HNE. 2021-02-08T23:25:06.56 0.3 undecidable manual S 169 57.498 50 0.35 64
IV.ARRO.EHZ. 2021-02-08T23:25:05.74 0.3 undecidable manual S 208 55.2003 50 0.14 67
IV.SMA1.EHN. 2021-02-08T23:25:03.47 0.3 undecidable manual S 155 47.619 50 -0.11 68
IV.LNSS.HNZ. 2021-02-08T23:25:03.20 0.3 undecidable manual S 184 46.2204 50 0 70
IV.MOMA.HNZ. 2021-02-08T23:25:03.90 0.6 undecidable manual S 240 48.1185 50 0.2 45
IV.ATCC.EHE. 2021-02-08T23:25:01.99 0.3 undecidable manual S 297 40.4262 50 0.34 66
IV.GAVE.EHZ. 2021-02-08T23:25:01.18 0.6 undecidable manual S 203 39.4272 50 -0.19 45
IV.CING.HNZ. 2021-02-08T23:25:01.81 0.3 undecidable manual S 13 40.626 50 0.12 69
IV.FOSV.HNE. 2021-02-08T23:25:01.69 0.3 undecidable manual S 320 40.3263 50 0.08 70
IV.MTRA.EHE. 2021-02-08T23:25:00.66 0.6 undecidable manual S 139 38.5281 50 -0.5 43
IV.MNTP.HNZ. 2021-02-08T23:25:00.14 0.6 undecidable manual S 67 33.8439 50 0.25 46
IV.GIGS.HHN. 2021-02-08T23:25:00.88 0.3 undecidable manual P 147 74.2701 50 -0.2 64
IV.EL6.EHE. 2021-02-08T23:24:59.89 0.3 undecidable manual S 2 34.4433 50 -0.17 69
IV.ASSB.HHN. 2021-02-08T23:24:59.92 0.3 undecidable manual S 275 34.6431 50 -0.17 69
IV.CESX.HHE. 2021-02-08T23:24:59.18 0.3 undecidable manual P 222 60.8946 50 0.16 66
IV.MF5.EHZ. 2021-02-08T23:24:59.28 0.3 undecidable manual S 96 30.6471 50 0.25 69
IV.TERO.HHN. 2021-02-08T23:24:59.04 0.3 undecidable manual P 136 60.9945 50 0.01 68
IV.SAP2.EHE. 2021-02-08T23:24:58.32 0.3 undecidable manual S 71 26.9508 109 0.49 65
IV.RM33.HNE. 2021-02-08T23:24:58.32 0.1 undecidable manual P 169 57.498 50 -0.18 88
IV.ARRO.EHZ. 2021-02-08T23:24:57.86 0.1 undecidable manual P 208 55.2003 50 -0.28 87
IV.MOMA.HNZ. 2021-02-08T23:24:57.48 0.3 undecidable manual P 240 48.1185 50 0.43 64
IV.SNTG.HHZ. 2021-02-08T23:24:57.93 0.3 undecidable manual S 336 28.6491 108 -0.47 66
IV.GUMA.HNN. 2021-02-08T23:24:56.28 0.3 undecidable manual S 76 20.868 114 0.41 67
IV.MMO1.EHZ. 2021-02-08T23:24:56.45 0.3 undecidable manual S 124 23.754 111 -0.32 68
IV.SMA1.EHN. 2021-02-08T23:24:56.70 0.1 positive manual P 155 47.619 50 -0.27 88
IV.MNTT.EHZ. 2021-02-08T23:24:56.53 0.1 undecidable manual P 83 41.7249 50 0.47 86
IV.T1299.HNN. 2021-02-08T23:24:56.69 0.1 undecidable manual P 159 45.621 50 0.03 93
IV.LNSS.HNZ. 2021-02-08T23:24:56.59 0.1 positive manual P 184 46.2204 50 -0.17 90
IV.NRCA.HHZ. 2021-02-08T23:24:55.37 0.3 undecidable manual S 173 20.6682 114 -0.44 67
IV.FOSV.HNE. 2021-02-08T23:24:55.66 0.3 undecidable manual P 320 40.3263 50 -0.18 68
IV.MTRA.EHE. 2021-02-08T23:24:55.25 0.6 undecidable manual P 139 38.5281 50 -0.33 44
IV.ATCC.EHE. 2021-02-08T23:24:55.86 0.1 undecidable manual P 297 40.4262 50 -0.01 94
IV.GAVE.EHZ. 2021-02-08T23:24:55.77 0.6 undecidable manual P 203 39.4272 50 0.07 47
IV.CING.HNZ. 2021-02-08T23:24:55.27 0.1 undecidable manual P 13 40.626 50 -0.61 81
IV.MNTP.HNZ. 2021-02-08T23:24:55.21 0.1 undecidable manual P 67 33.8439 50 0.36 89
IV.PF6.EHN. 2021-02-08T23:24:54.08 0.3 undecidable manual S 34 15.9729 120 -0.25 70
IV.MF5.EHZ. 2021-02-08T23:24:54.52 0.1 undecidable manual P 96 30.6471 50 0.17 93
IV.SEF1.HNN. 2021-02-08T23:24:54.99 0.3 undecidable manual S 322 18.0708 117 0.02 73
IV.EL6.EHE. 2021-02-08T23:24:54.75 0.1 undecidable manual P 2 34.4433 50 -0.2 92
IV.CESI.HHZ. 2021-02-08T23:24:54.29 0.3 undecidable manual S 264 14.6742 122 0.34 69
IT.FOPC.HGN. 2021-02-08T23:24:54.50 0.1 undecidable manual P 260 31.4463 50 0.03 96
IV.ASSB.HHN. 2021-02-08T23:24:54.84 0.1 positive manual P 275 34.6431 50 -0.12 93
IV.SNTG.HHZ. 2021-02-08T23:24:53.68 0.1 undecidable manual P 336 28.6491 108 -0.31 91
IV.SAP2.EHE. 2021-02-08T23:24:53.70 0.3 undecidable manual P 71 26.9508 109 0.05 72
IV.CSP1.EHZ. 2021-02-08T23:24:53.24 0.3 undecidable manual S 50 12.6762 126 -0.14 73
IV.MML1.HNE. 2021-02-08T23:24:53.86 0.3 undecidable manual S 319 13.9749 123 0.12 72
IT.MTCL.HGZ. 2021-02-08T23:24:52.12 0.3 undecidable manual S 248 7.3815 141 0.08 74
IV.NRCA.HHZ. 2021-02-08T23:24:52.49 0.1 negative manual P 173 20.6682 114 0 98
IV.FEMA.HNE. 2021-02-08T23:24:52.07 0.3 undecidable manual S 204 6.8931 143 0.15 73
IV.GUMA.HNN. 2021-02-08T23:24:52.77 0.1 positive manual P 76 20.868 114 0.24 93
IV.MMO1.EHZ. 2021-02-08T23:24:52.92 0.1 positive manual P 124 23.754 111 -0.13 95
IV.CSP1.EHZ. 2021-02-08T23:24:51.18 0.1 positive manual P 50 12.6762 126 0.09 97
IV.MML1.HNE. 2021-02-08T23:24:51.57 0.1 undecidable manual P 319 13.9749 123 0.28 93
IV.CESI.HHZ. 2021-02-08T23:24:51.80 0.1 positive manual P 264 14.6742 122 0.38 91
IV.PF6.EHN. 2021-02-08T23:24:51.60 0.1 negative manual P 34 15.9729 120 -0.04 98
IV.SEF1.HNN. 2021-02-08T23:24:51.60 0.6 undecidable manual P 322 18.0708 117 -0.41 45
IV.FDMO.HHZ. 2021-02-08T23:24:50.81 0.3 undecidable manual S 7 1.998 168 -0.38 70
IT.MTCL.HGZ. 2021-02-08T23:24:50.57 0.1 positive manual P 248 7.3815 141 0.25 95
IV.FDMO.HHZ. 2021-02-08T23:24:49.87 0.1 negative manual P 7 1.998 168 0.04 100
IV.FEMA.HNE. 2021-02-08T23:24:49.90 0.1 undecidable manual P 204 6.8931 143 -0.35 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:1.8 0.000785 0.5 AML other m 2021-02-08T23:24:53.58
IV.CSP1.EHN. ML:1.8 0.0007725 0.14 AML other m 2021-02-08T23:24:53.54
IV.NRCA.HHN. ML:1.3 0.000134 0.12 AML other m 2021-02-08T23:24:57.54
IV.NRCA.HHE. ML:1.2 0.000118 0.9 AML other m 2021-02-08T23:24:58.16
IV.CESI.HHE. ML:0.6 0.000045973395 0.2816 AML other m 2021-02-08T23:24:57.40
IV.CESI.HHN. ML:0.8 0.000067574545 0.192 AML other m 2021-02-08T23:24:54.55
IV.NRCA.HNE. ML:1.2 0.00010751515 0.1792 AML other m 2021-02-08T23:24:56.65
IV.NRCA.HNN. ML:1.2 0.00012778053200000002 0.1152 AML other m 2021-02-08T23:24:56.43
IV.SNTG.HHE. ML:0.8 0.00003308631 0.1152 AML other m 2021-02-08T23:24:58.26
IV.SNTG.HHN. ML:0.9 0.00004148631 0.1664 AML other m 2021-02-08T23:24:58.71
IV.MF5.EHN. ML:0.7 0.000025520080000000002 0.4992 AML other m 2021-02-08T23:24:59.99
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