Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 28-01-2023 and time 09:30:15 (Italy) in region 2 km S Fiordimonte (MC)

A magnitude ML 1.6 earthquake occured in region: 2 km S Fiordimonte (MC), on

  • 28-01-2023 08:30:15 (UTC)
  • 28-01-2023 09:30:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0200, 13.0960 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 5 1458 1660
Pievebovigliana MC 5 866 2526
Fiastra MC 5 559 3085
Acquacanina MC 7 121 3206
Muccia MC 8 915 4121
Monte Cavallo MC 8 145 4266
Ussita MC 9 444 4710
Visso MC 10 1107 5817
Bolognola MC 11 142 5959
Serravalle di Chienti MC 13 1070 7029
Camerino MC 13 6974 14003
Castelsantangelo sul Nera MC 15 281 14284
Preci PG 16 724 15008
Cessapalombo MC 17 512 15520
Sarnano MC 17 3264 18784
Caldarola MC 17 1823 20607
Sefro MC 18 422 21029
Camporotondo di Fiastrone MC 19 563 21592
Serrapetrona MC 19 966 22558
Belforte del Chienti MC 20 1886 24444
Sellano PG 20 1079 25523
Pioraco MC 20 1134 26657

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Foligno (57155 inhabitants)
58 Km E of Perugia (166134 inhabitants)
63 Km NE of Terni (111501 inhabitants)
64 Km NW of Teramo (54892 inhabitants)
75 Km SW of Ancona (100861 inhabitants)
78 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 1.6 2023-01-28
08:30:15		 43.0202 13.0962 9 2024-03-01
17:17:59		 Bollettino Sismico Italiano INGV 115392831
Reviewed
Rev100 		ML 1.6 2023-01-28
08:30:15		 43.0217 13.0953 8 2023-01-28
08:41:51		 Sala Sismica INGV-Roma 113849281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-28 08:30:15 ± 0.05
Latitude 43.0202 ± 0.0027
Longitude 13.0962 ± 0.0049
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 115392831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 370
Semi-minor axis of confidence ellipse (meter) 28
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 246
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 54
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 52
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.01709
Epicentral distance of station farthest from the epicenter (degree) 0.54409
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 113849281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-28 08:41:51

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 115392831
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-11 08:45:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2023-01-28T08:30:34.71 0.1 undecidable manual S 137 60.3951 50 0.34 87
IV.LNSS.HNZ. 2023-01-28T08:30:31.11 0.3 undecidable manual S 186 46.5201 50 0.45 65
IV.MMUR.HNE. 2023-01-28T08:30:31.77 0.3 undecidable manual S 350 47.4192 50 0.86 55
IV.SMA1.EHZ. 2023-01-28T08:30:30.92 0.1 undecidable manual S 156 47.4192 50 0.03 95
IV.FOSV.HNE. 2023-01-28T08:30:29.25 0.3 undecidable manual S 318 40.8258 50 0.12 70
IV.CING.HNZ. 2023-01-28T08:30:28.97 0.3 undecidable manual S 11 40.2264 50 -0.01 72
IV.MTRA.EHE. 2023-01-28T08:30:28.21 0.3 undecidable manual S 140 38.1285 50 -0.19 70
IV.EL6.EHE. 2023-01-28T08:30:27.41 0.3 undecidable manual S 1 34.3434 50 0.01 73
IV.TERO.HHZ. 2023-01-28T08:30:26.02 0.1 undecidable manual P 137 60.3951 50 -0.26 88
IV.MF5.EHZ. 2023-01-28T08:30:26.70 0.6 undecidable manual S 97 29.748 106 0.75 40
IV.SNTG.HHZ. 2023-01-28T08:30:25.56 0.6 undecidable manual S 334 28.9488 106 -0.13 48
IV.SAP2.EHZ. 2023-01-28T08:30:25.63 0.6 undecidable manual S 71 25.9518 108 0.91 38
IV.MMUR.HNE. 2023-01-28T08:30:24.18 0.3 undecidable manual P 350 47.4192 50 -0.1 70
IV.GAG1.HNZ. 2023-01-28T08:30:23.59 0.3 undecidable manual S 355 24.2535 109 -0.57 65
IV.MMO1.EHZ. 2023-01-28T08:30:23.58 0.3 undecidable manual S 126 23.0547 110 -0.17 72
IV.LNSS.HNZ. 2023-01-28T08:30:23.60 0.3 undecidable manual P 186 46.5201 50 -0.54 63
IV.GUMA.HHZ. 2023-01-28T08:30:23.36 0.3 undecidable manual S 76 19.9689 113 0.6 65
7F.SIB2.EHZ. 2023-01-28T08:30:23.23 0.1 undecidable manual S 130 22.1556 111 -0.22 95
IV.SMA1.EHZ. 2023-01-28T08:30:23.91 0.1 undecidable manual P 156 47.4192 50 -0.36 88
IV.MDAR.HNZ. 2023-01-28T08:30:22.53 0.3 undecidable manual S 11 19.4694 114 -0.09 74
IV.FOSV.HNE. 2023-01-28T08:30:22.90 0.3 undecidable manual P 318 40.8258 50 -0.35 67
7F.SIB1.EHZ. 2023-01-28T08:30:22.74 0.1 undecidable manual S 135 19.869 113 0.02 99
IV.CING.HNZ. 2023-01-28T08:30:22.90 0.3 undecidable manual P 11 40.2264 50 -0.26 68
IV.MTRA.EHE. 2023-01-28T08:30:22.51 0.3 undecidable manual P 140 38.1285 50 -0.32 68
7F.SIB3.EHZ. 2023-01-28T08:30:22.92 0.1 undecidable manual S 139 21.3675 112 -0.31 94
IV.NRCA.HHZ. 2023-01-28T08:30:22.92 0.6 undecidable manual S 176 20.7681 112 -0.1 49
IV.MF5.EHZ. 2023-01-28T08:30:21.78 0.1 undecidable manual P 97 29.748 106 0.36 91
IV.MC2.EHZ. 2023-01-28T08:30:21.00 0.6 undecidable manual S 148 14.1747 121 0.01 50
IV.EL6.EHE. 2023-01-28T08:30:21.78 0.3 undecidable manual P 1 34.3434 50 -0.47 66
IV.PF6.EHZ. 2023-01-28T08:30:21.17 0.3 undecidable manual S 31 15.2736 119 -0.13 74
IV.CESI.HHZ. 2023-01-28T08:30:21.97 0.1 undecidable manual S 264 15.6732 119 0.56 88
IV.CSP1.EHZ. 2023-01-28T08:30:20.30 0.6 undecidable manual S 48 11.877 126 0 51
IV.GAG1.HNZ. 2023-01-28T08:30:20.73 0.3 undecidable manual P 355 24.2535 109 0.35 69
IV.SNTG.HHZ. 2023-01-28T08:30:20.89 0.3 undecidable manual P 334 28.9488 106 -0.38 68
IV.MMO1.EHZ. 2023-01-28T08:30:20.01 0.1 negative manual P 126 23.0547 110 -0.14 97
IV.SAP2.EHZ. 2023-01-28T08:30:20.88 0.3 undecidable manual P 71 25.9518 108 0.18 72
IT.MTCL.HGZ. 2023-01-28T08:30:19.49 0.3 undecidable manual S 250 8.3805 136 0.11 75
IV.GUMA.HHZ. 2023-01-28T08:30:19.94 0.1 undecidable manual P 76 19.9689 113 0.37 93
IV.CESI.HHZ. 2023-01-28T08:30:19.16 0.1 positive manual P 264 15.6732 119 0.37 93
7F.SIB2.EHZ. 2023-01-28T08:30:19.77 0.1 undecidable manual P 130 22.1556 111 -0.21 95
IV.MDAR.HNZ. 2023-01-28T08:30:19.37 0.3 undecidable manual P 11 19.4694 114 -0.12 73
IV.NRCA.HHZ. 2023-01-28T08:30:19.77 0.1 undecidable manual P 176 20.7681 112 0.05 99
IV.FEMA.HNZ. 2023-01-28T08:30:19.25 0.6 undecidable manual S 210 7.4814 139 0.08 50
7F.SIB1.EHZ. 2023-01-28T08:30:19.51 0.1 undecidable manual P 135 19.869 113 -0.04 99
7F.SIB3.EHZ. 2023-01-28T08:30:19.69 0.1 undecidable manual P 139 21.3675 112 -0.16 97
IV.CSP1.EHZ. 2023-01-28T08:30:18.24 0.1 positive manual P 48 11.877 126 0.09 100
IV.MC2.EHZ. 2023-01-28T08:30:18.73 0.1 undecidable manual P 148 14.1747 121 0.18 97
IV.PF6.EHZ. 2023-01-28T08:30:18.70 0.1 undecidable manual P 31 15.2736 119 -0.04 100
IT.MTCL.HGZ. 2023-01-28T08:30:17.81 0.3 undecidable manual P 250 8.3805 136 0.19 74
IV.FEMA.HNZ. 2023-01-28T08:30:17.73 0.1 positive manual P 210 7.4814 139 0.23 97
IV.FDMO.HHZ. 2023-01-28T08:30:17.45 0.3 undecidable manual S 338 1.8981 167 -0.82 61
IV.FDMO.HHZ. 2023-01-28T08:30:16.75 0.1 negative manual P 338 1.8981 167 -0.23 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:1.6 0.0004985 1.18 AML other m 2023-01-28T08:30:21.08
IV.CSP1.EHE. ML:1.6 0.000561 1.4 AML other m 2023-01-28T08:30:21.79
IV.MC2.EHE. ML:1.6 0.000422 0.24 AML other m 2023-01-28T08:30:21.41
IV.CESI.HHE. ML:1.3 0.0001805 0.72 AML other m 2023-01-28T08:30:22.33
IV.GUMA.HNE. ML:1.8 0.0005105 0.3 AML other m 2023-01-28T08:30:23.54
IV.GUMA.HHE. ML:2.1 0.0009204999999999999 0.22 AML other m 2023-01-28T08:30:23.66
IV.GUMA.HNN. ML:2.0 0.000726 0.56 AML other m 2023-01-28T08:30:23.64
IV.GUMA.HHN. ML:1.9 0.0005585 0.26 AML other m 2023-01-28T08:30:23.64
IV.CESI.HHN. ML:1.3 0.000203 0.94 AML other m 2023-01-28T08:30:23.26
IV.MMO1.EHN. ML:1.5 0.000216 0.14 AML other m 2023-01-28T08:30:23.90
IV.MMO1.EHE. ML:1.6 0.0002405 0.46 AML other m 2023-01-28T08:30:23.99
IV.NRCA.HHE. ML:1.7 0.0003635 0.42 AML other m 2023-01-28T08:30:24.76
IV.MC2.EHN. ML:1.5 0.0003055 0.22 AML other m 2023-01-28T08:30:25.11
IV.NRCA.HHN. ML:1.6 0.000293 0.12 AML other m 2023-01-28T08:30:25.39
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