Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 16-01-2021 and time 21:56:53 (Italy) in region 3 km E Serravalle di Chienti (MC)

A magnitude ML 1.5 earthquake occured in region: 3 km E Serravalle di Chienti (MC), on

  • 16-01-2021 20:56:53 (UTC)
  • 16-01-2021 21:56:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0860, 12.9860 at 12 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
Serravalle di Chienti MC 3 1070 1070
Muccia MC 5 915 1985
Pieve Torina MC 7 1458 3443
Sefro MC 7 422 3865
Pievebovigliana MC 8 866 4731
Camerino MC 9 6974 11705
Fiordimonte MC 10 202 11907
Monte Cavallo MC 10 145 12052
Pioraco MC 10 1134 13186
Fiuminata MC 12 1402 14588
Fiastra MC 15 559 15147
Castelraimondo MC 15 4587 19734
Nocera Umbra PG 16 5839 25573
Acquacanina MC 17 121 25694
Gagliole MC 19 620 26314
Esanatoglia MC 19 2034 28348
Valtopina PG 19 1398 29746
Visso MC 19 1107 30853
Matelica MC 19 9981 40834
Serrapetrona MC 20 966 41800
Ussita MC 20 444 42244

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NE of Foligno (57155 inhabitants)
49 Km E of Perugia (166134 inhabitants)
65 Km NE of Terni (111501 inhabitants)
73 Km SW of Ancona (100861 inhabitants)
75 Km NW of Teramo (54892 inhabitants)
84 Km S of Fano (60888 inhabitants)
88 Km NW of L'Aquila (69753 inhabitants)
92 Km S of Pesaro (94582 inhabitants)
99 Km E of Arezzo (99543 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 1.5 2021-01-16
20:56:53		 43.0858 12.9862 12 2021-07-12
16:54:58		 Bollettino Sismico Italiano INGV 87040251
Reviewed
Rev100 		ML 1.6 2021-01-16
20:56:53		 43.084 12.9937 14 2021-01-16
21:02:43		 Sala Sismica INGV-Roma 86309901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-16 20:56:53 ± 0.04
Latitude 43.0858 ± 0.0027
Longitude 12.9862 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87040251

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 326
Semi-minor axis of confidence ellipse (meter) 92
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 48
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) 44
Number of associated phases, regardless of their use for origin computation 62
Number of defining phases 59
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.60165
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 39
Type of magnitude ML
Reference to an origin 87040251
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-11 11:36:04

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 86309901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-16 21:02:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ZCCA.HHZ. 2021-01-16T20:57:51.69 3.0 undecidable manual Sn 1.96 0
IV.FIR.HHZ. 2021-01-16T20:57:37.98 3.0 undecidable manual Sn 0.28 0
IV.BRSN.EHZ. 2021-01-16T20:57:35.66 3.0 undecidable manual S -0.33 0
IV.NARO.HHZ. 2021-01-16T20:57:14.68 0.3 undecidable manual S 331 66.7776 90 0.6 59
IV.FRON.EHZ. 2021-01-16T20:57:10.44 0.3 undecidable manual S 336 52.3032 91 0.22 67
IV.LNSS.HNZ. 2021-01-16T20:57:10.73 0.6 undecidable manual S 175 53.8017 91 0.12 45
IV.MURB.HHZ. 2021-01-16T20:57:08.27 0.3 undecidable manual S 298 42.2244 91 0.76 57
IV.ATFO.HHZ. 2021-01-16T20:57:08.82 0.3 undecidable manual S 313 45.7209 91 0.35 65
IV.ATSC.EHE. 2021-01-16T20:57:08.27 0.6 undecidable manual S 327 44.622 91 0.1 46
IV.ARVD.HHZ. 2021-01-16T20:57:08.82 0.3 undecidable manual S 356 45.9207 91 0.32 66
IV.MF5.EHZ. 2021-01-16T20:57:07.84 0.3 undecidable manual S 106 39.9267 91 0.94 54
IV.SSFR.HHZ. 2021-01-16T20:57:07.73 0.3 undecidable manual S 337 42.2244 91 0.2 68
IV.CING.HNZ. 2021-01-16T20:57:06.08 0.3 undecidable manual S 28 36.3414 91 0.13 70
IV.SAP2.EHE. 2021-01-16T20:57:06.00 0.3 undecidable manual S 88 33.4443 91 0.81 58
IV.NARO.HHZ. 2021-01-16T20:57:05.15 0.1 undecidable manual P 331 66.7776 90 -0.36 84
IV.MMO1.EHZ. 2021-01-16T20:57:05.23 0.1 undecidable manual S 127 34.5432 91 -0.25 91
IV.GUMA.HHZ. 2021-01-16T20:57:04.30 0.1 undecidable manual S 95 28.4493 92 0.46 89
IV.ATCC.EHZ. 2021-01-16T20:57:04.52 0.3 undecidable manual S 292 30.1476 91 0.23 69
IV.FOSV.EHZ. 2021-01-16T20:57:04.08 0.1 undecidable manual S 322 29.4483 92 -0.04 96
IV.MC2.EHZ. 2021-01-16T20:57:03.07 0.3 undecidable manual S 140 25.3524 92 0.03 73
IV.EL6.EHZ. 2021-01-16T20:57:03.82 0.1 undecidable manual S 19 28.5492 92 -0.06 95
IV.ASSB.HHN. 2021-01-16T20:57:03.28 0.3 undecidable manual S 260 26.9508 92 -0.17 71
IV.LNSS.HNZ. 2021-01-16T20:57:03.18 1.0 undecidable manual P 175 53.8017 91 -0.32 22
IV.NRCA.HHZ. 2021-01-16T20:57:03.90 0.1 undecidable manual S 160 29.8479 91 -0.33 90
IV.MNTT.EHZ. 2021-01-16T20:57:03.70 0.6 undecidable manual P 93 49.5171 91 0.86 37
IV.ATFO.HHZ. 2021-01-16T20:57:02.09 0.3 undecidable manual P 313 45.7209 91 -0.17 68
IV.ARVD.HHZ. 2021-01-16T20:57:02.10 0.3 undecidable manual P 356 45.9207 91 -0.18 68
IV.FRON.EHZ. 2021-01-16T20:57:02.97 0.1 undecidable manual P 336 52.3032 91 -0.31 87
IV.ATSC.EHE. 2021-01-16T20:57:01.80 0.3 undecidable manual P 327 44.622 91 -0.3 66
IV.SSFR.HHZ. 2021-01-16T20:57:01.49 0.1 undecidable manual P 337 42.2244 91 -0.23 90
IV.SAP2.EHE. 2021-01-16T20:57:01.35 1.0 undecidable manual P 88 33.4443 91 0.98 18
IV.MF5.EHZ. 2021-01-16T20:57:01.65 0.1 undecidable manual P 106 39.9267 91 0.28 90
IV.MURB.HHZ. 2021-01-16T20:57:01.64 0.1 undecidable manual P 298 42.2244 91 -0.08 93
IV.SNTG.HHZ. 2021-01-16T20:57:01.12 0.6 undecidable manual S 349 19.1697 94 -0.25 47
IV.MMO1.EHZ. 2021-01-16T20:57:00.20 0.1 undecidable manual P 127 34.5432 91 -0.34 89
IV.PF6.EHN. 2021-01-16T20:57:00.78 0.1 undecidable manual S 71 17.871 95 -0.23 93
IV.CSP1.EHZ. 2021-01-16T20:57:00.96 0.3 undecidable manual S 88 17.7711 95 -0.03 73
IV.FEMA.HNE. 2021-01-16T20:57:00.27 0.3 undecidable manual S 159 14.6742 102 0.09 73
IV.CING.HNZ. 2021-01-16T20:57:00.58 0.1 undecidable manual P 28 36.3414 91 -0.23 91
IV.MDAR.HNN. 2021-01-16T20:57:00.67 0.3 undecidable manual S 47 17.3715 96 -0.22 70
IV.NRCA.HHZ. 2021-01-16T20:56:59.43 0.1 undecidable manual P 160 29.8479 91 -0.39 89
IV.FIU1.HNZ. 2021-01-16T20:56:59.71 0.1 undecidable manual S 339 12.1767 113 0.15 97
IV.FOSV.EHZ. 2021-01-16T20:56:59.53 0.1 undecidable manual P 322 29.4483 92 -0.23 92
IV.CESI.HHZ. 2021-01-16T20:56:59.53 0.1 undecidable manual S 216 11.1777 118 0.23 95
IT.MTCL.HGZ. 2021-01-16T20:56:59.13 0.1 undecidable manual S 174 10.2786 122 0.04 99
IV.GUMA.HHZ. 2021-01-16T20:56:59.83 0.3 undecidable manual P 95 28.4493 92 0.23 70
IV.EL6.EHZ. 2021-01-16T20:56:59.40 0.1 undecidable manual P 19 28.5492 92 -0.22 92
IV.ATCC.EHZ. 2021-01-16T20:56:59.75 0.1 undecidable manual P 292 30.1476 91 -0.11 95
IV.ASSB.HHN. 2021-01-16T20:56:59.13 0.1 undecidable manual P 260 26.9508 92 -0.24 93
IV.FDMO.HHZ. 2021-01-16T20:56:58.88 0.3 undecidable manual S 124 9.879 124 -0.12 73
IV.SNTG.HHZ. 2021-01-16T20:56:58.00 0.1 undecidable manual P 349 19.1697 94 -0.17 95
IV.MC2.EHZ. 2021-01-16T20:56:58.94 0.1 undecidable manual P 140 25.3524 92 -0.19 93
IV.SEF1.HNN. 2021-01-16T20:56:58.63 0.6 undecidable manual S 335 7.4814 136 0.12 49
IV.CSP1.EHZ. 2021-01-16T20:56:57.92 0.1 undecidable manual P 88 17.7711 95 -0.03 98
IV.FEMA.HNE. 2021-01-16T20:56:57.47 0.1 undecidable manual P 159 14.6742 102 -0.01 99
IV.MDAR.HNN. 2021-01-16T20:56:57.76 0.1 undecidable manual P 47 17.3715 96 -0.14 96
IV.PF6.EHN. 2021-01-16T20:56:57.76 0.1 undecidable manual P 71 17.871 95 -0.21 94
IV.FIU1.HNZ. 2021-01-16T20:56:57.13 0.1 undecidable manual P 339 12.1767 113 0.01 100
IV.CESI.HHZ. 2021-01-16T20:56:57.07 0.1 undecidable manual P 216 11.1777 118 0.1 98
IV.SEF1.HNN. 2021-01-16T20:56:56.58 0.1 undecidable manual P 335 7.4814 136 0.06 100
IV.FDMO.HHZ. 2021-01-16T20:56:56.76 0.6 undecidable manual P 124 9.879 124 -0.05 49
IT.MTCL.HGZ. 2021-01-16T20:56:56.86 0.1 undecidable manual P 174 10.2786 122 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:1.3 0.00023150000000000002 0.2 AML other m 2021-01-16T20:56:59.13
IV.FDMO.HHN. ML:1.5 0.00036742525 0.1792 AML other m 2021-01-16T20:56:59.14
IV.CESI.HHE. ML:1.4 0.00029627464999999997 0.0768 AML other m 2021-01-16T20:56:59.74
IV.CESI.HNE. ML:1.4 0.00025071885 0.0896 AML other m 2021-01-16T20:56:59.74
IV.CESI.HHN. ML:1.4 0.0002987917 0.1024 AML other m 2021-01-16T20:56:59.76
IV.CESI.HNN. ML:1.4 0.00029592990000000004 0.1152 AML other m 2021-01-16T20:56:59.76
IV.CSP1.EHN. ML:1.8 0.00058781465 0.0768 AML other m 2021-01-16T20:57:01.21
IV.CSP1.EHE. ML:1.8 0.0005067992 0.1408 AML other m 2021-01-16T20:57:01.25
IV.NRCA.HHE. ML:1.5 0.00014067485 0.2048 AML other m 2021-01-16T20:57:04.08
IV.NRCA.HHN. ML:1.6 0.0001872023 0.1152 AML other m 2021-01-16T20:57:04.38
IV.EL6.EHE. ML:1.8 0.0002875 0.1 AML other m 2021-01-16T20:57:04.51
IV.GUMA.HHN. ML:1.5 0.0001677614 0.1792 AML other m 2021-01-16T20:57:04.56
IV.EL6.EHN. ML:1.7 0.0002437132 0.2432 AML other m 2021-01-16T20:57:04.75
IV.ATCC.EHE. ML:1.6 0.0002080615 0.1152 AML other m 2021-01-16T20:57:04.72
IV.ATCC.EHN. ML:1.5 0.00015 0.12 AML other m 2021-01-16T20:57:04.67
IV.GUMA.HHE. ML:1.8 0.00033937215 0.1792 AML other m 2021-01-16T20:57:04.50
IV.SSFR.HHE. ML:1.6 0.00011649999999999999 0.24 AML other m 2021-01-16T20:57:08.02
IV.SSFR.HHN. ML:1.5 0.00010465 0.28 AML other m 2021-01-16T20:57:08.22
IV.MURB.HHE. ML:1.7 0.00015150000000000002 0.3 AML other m 2021-01-16T20:57:08.81
IV.MURB.HHN. ML:1.5 0.00009258487 0.2176 AML other m 2021-01-16T20:57:10.49
IV.SNTG.HHN. ML:1.0 0.000069233555 0.1024 AML other m 2021-01-16T20:57:01.40
IV.SNTG.HNE. ML:1.5 0.00024904725 0.0896 AML other m 2021-01-16T20:57:01.55
IV.NRCA.HNE. ML:1.5 0.00015886334999999998 0.2048 AML other m 2021-01-16T20:57:03.97
IV.FOSV.EHE. ML:0.9 0.000039083334999999995 0.0768 AML other m 2021-01-16T20:56:59.74
IV.FOSV.EHN. ML:1.1 0.000053234715 0.1792 AML other m 2021-01-16T20:57:04.38
IV.GUMA.HNE. ML:1.7 0.0002482785 0.192 AML other m 2021-01-16T20:57:04.49
IV.GUMA.HNN. ML:1.7 0.00024573675 1.152 AML other m 2021-01-16T20:57:02.47
IV.SSFR.HNN. ML:1.7 0.00016306078 0.2944 AML other m 2021-01-16T20:57:08.07
IV.SSFR.HNE. ML:1.6 0.00013690805 0.256 AML other m 2021-01-16T20:57:08.15
IV.MURB.HNN. ML:1.5 0.00011014452500000001 0.3584 AML other m 2021-01-16T20:57:10.93
IV.MURB.HNE. ML:1.6 0.000123993795 0.3584 AML other m 2021-01-16T20:57:11.26
IV.MF5.EHE. ML:1.5 0.00011446285000000001 1.536 AML other m 2021-01-16T20:57:06.98
IV.ATFO.HHN. ML:0.9 0.000025023210000000002 1.28 AML other m 2021-01-16T20:57:08.20
IV.ARVD.HHE. ML:1.1 0.000035504135 0.256 AML other m 2021-01-16T20:57:09.27
IV.ARVD.HHN. ML:1.0 0.000031887845 0.1536 AML other m 2021-01-16T20:57:09.05
IV.FRON.EHN. ML:1.0 0.00002749709 0.3072 AML other m 2021-01-16T20:57:10.95
IV.FRON.EHE. ML:0.8 0.000014578865 0.128 AML other m 2021-01-16T20:57:11.60
IV.MNTT.EHE. ML:2.0 0.00026947140000000005 0.1536 AML other m 2021-01-16T20:57:14.40
IV.NARO.HHE. ML:0.8 0.00000999695 0.1664 AML other m 2021-01-16T20:57:18.45
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