Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 05-01-2023 and time 01:25:34 (UTC) in region 3 km S Sefro (MC)

A magnitude ML 1.7 earthquake occured in region: 3 km S Sefro (MC), on

  • 05-01-2023 01:25:34 (UTC)
  • 05-01-2023 02:25:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1240, 12.9540 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
Sefro MC 3 422 422
Serravalle di Chienti MC 6 1070 1492
Pioraco MC 7 1134 2626
Fiuminata MC 8 1402 4028
Muccia MC 9 915 4943
Camerino MC 9 6974 11917
Pieve Torina MC 12 1458 13375
Pievebovigliana MC 13 866 14241
Castelraimondo MC 13 4587 18828
Nocera Umbra PG 13 5839 24667
Esanatoglia MC 14 2034 26701
Fiordimonte MC 15 202 26903
Monte Cavallo MC 15 145 27048
Matelica MC 16 9981 37029
Gagliole MC 16 620 37649
Valtopina PG 18 1398 39047
Gualdo Tadino PG 18 15208 54255
Fiastra MC 19 559 54814

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NE of Foligno (57155 inhabitants)
46 Km E of Perugia (166134 inhabitants)
67 Km NE of Terni (111501 inhabitants)
72 Km SW of Ancona (100861 inhabitants)
80 Km NW of Teramo (54892 inhabitants)
80 Km S of Fano (60888 inhabitants)
88 Km S of Pesaro (94582 inhabitants)
93 Km NW of L'Aquila (69753 inhabitants)
95 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 1.7 2023-01-05
01:25:34		 43.1238 12.9543 10 2024-03-01
17:17:53		 Bollettino Sismico Italiano INGV 113744781
Reviewed
Rev100 		ML 1.6 2023-01-05
01:25:34		 43.1247 12.955 11 2023-01-05
01:42:17		 Sala Sismica INGV-Roma 113316841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-05 01:25:34 ± 0.03
Latitude 43.1238 ± 0.0018
Longitude 12.9543 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113744781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 235
Semi-minor axis of confidence ellipse (meter) 176
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 66
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 35
Number of associated phases, regardless of their use for origin computation 82
Number of defining phases 79
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.81119
Number of stations at which the event was observed 48
Number of stations from which data was used for origin computation 45
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 65
Type of magnitude ML
Reference to an origin 113744781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-07-17 09:19:19

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 57
Type of magnitude ML
Reference to an origin 113316841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-05 01:42:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FNVD.HHZ. 2023-01-05T01:26:03.27 3.0 undecidable manual Pn 0.38 0
IV.MCI.EHZ. 2023-01-05T01:26:03.20 3.0 negative manual Pn -0.52 0
IV.ARRO.EHZ. 2023-01-05T01:25:54.49 0.6 undecidable manual S 194 62.3931 50 0.52 41
IV.CESX.HHZ. 2023-01-05T01:25:54.91 0.6 undecidable manual S 208 64.491 50 0.36 43
IV.SMA1.EHZ. 2023-01-05T01:25:54.91 0.6 undecidable manual S 150 62.8926 50 0.79 37
IV.PIEI.HHZ. 2023-01-05T01:25:53.03 0.3 undecidable manual S 324 56.7987 50 0.53 62
IV.MPAG.EHZ. 2023-01-05T01:25:53.16 0.3 undecidable manual S 344 58.1973 50 0.29 66
IV.ATPI.EHZ. 2023-01-05T01:25:53.41 0.6 undecidable manual S 309 57.498 50 0.74 38
IV.ATVO.HHZ. 2023-01-05T01:25:51.66 0.6 undecidable manual S 303 52.7028 50 0.26 45
IV.FIAM.HHZ. 2023-01-05T01:25:51.98 3.0 positive manual P 0.53 0
IV.MOMA.HHZ. 2023-01-05T01:25:50.25 0.3 undecidable manual S 221 47.2194 50 0.31 67
IV.SACS.HHZ. 2023-01-05T01:25:50.83 0.3 undecidable manual P 251 90.0432 50 0.79 53
IV.CAFI.HHZ. 2023-01-05T01:25:49.19 0.3 undecidable manual P 286 83.0502 50 0.23 63
IV.MF5.EHZ. 2023-01-05T01:25:49.80 0.6 undecidable manual S 110 43.623 50 0.81 38
IV.ATSC.EHE. 2023-01-05T01:25:48.12 0.6 undecidable manual S 327 39.7269 50 0.19 46
7F.SIB1.EHE. 2023-01-05T01:25:47.22 0.6 undecidable manual S 135 36.1416 50 0.25 46
IV.BADI.EHZ. 2023-01-05T01:25:47.35 0.1 undecidable manual P 307 71.4729 50 0.17 88
IV.MMO1.EHZ. 2023-01-05T01:25:47.47 0.6 undecidable manual S 129 39.1275 50 -0.31 45
7F.SIB3.EHN. 2023-01-05T01:25:47.29 0.6 undecidable manual S 137 37.629 50 -0.09 47
IV.MGAB.HHZ. 2023-01-05T01:25:47.24 0.3 undecidable manual P 251 72.1722 50 -0.05 67
IV.GUMA.HHZ. 2023-01-05T01:25:46.21 0.6 undecidable manual S 102 31.6461 50 0.45 44
IV.CING.HHZ. 2023-01-05T01:25:46.23 0.3 undecidable manual S 35 34.0437 50 -0.19 70
IV.NRCA.HHZ. 2023-01-05T01:25:46.28 0.3 undecidable manual S 158 34.743 50 -0.32 68
IV.ATMI.HHZ. 2023-01-05T01:25:46.06 0.6 undecidable manual P 293 60.1953 50 0.63 40
IV.ARRO.EHZ. 2023-01-05T01:25:45.52 0.1 negative manual P 194 62.3931 50 -0.25 88
IV.CESX.HHZ. 2023-01-05T01:25:45.88 0.3 undecidable manual P 208 64.491 50 -0.22 66
IV.SMA1.EHZ. 2023-01-05T01:25:45.92 0.6 undecidable manual P 150 62.8926 50 0.07 45
IV.NARO.HHZ. 2023-01-05T01:25:45.49 0.6 undecidable manual P 331 61.8936 50 -0.2 44
IV.MC2.EHZ. 2023-01-05T01:25:45.53 0.3 undecidable manual S 141 30.3474 50 0.11 72
IV.LNSS.HHZ. 2023-01-05T01:25:44.98 0.3 undecidable manual P 173 58.1973 50 -0.15 68
IV.ATVO.HHZ. 2023-01-05T01:25:44.06 0.1 positive manual P 303 52.7028 50 -0.22 90
IV.PIEI.HHZ. 2023-01-05T01:25:44.71 0.6 undecidable manual P 324 56.7987 50 -0.21 45
IV.MPAG.EHZ. 2023-01-05T01:25:44.97 0.3 undecidable manual P 344 58.1973 50 -0.16 67
IT.FOPC.HGZ. 2023-01-05T01:25:44.38 0.3 undecidable manual S 230 26.5512 110 0 74
IV.ATPI.EHZ. 2023-01-05T01:25:44.98 0.3 undecidable manual P 309 57.498 50 -0.04 69
IV.FRON.EHZ. 2023-01-05T01:25:43.22 0.3 undecidable manual P 337 47.4192 50 -0.25 68
IV.ASSB.HHZ. 2023-01-05T01:25:43.42 0.3 undecidable manual S 249 25.5522 111 -0.64 63
IV.EL6.EHZ. 2023-01-05T01:25:43.74 0.3 undecidable manual S 28 25.752 111 -0.35 69
IV.MF5.EHZ. 2023-01-05T01:25:43.19 0.6 undecidable manual P 110 43.623 50 0.3 45
IV.GAVE.EHZ. 2023-01-05T01:25:43.32 0.3 undecidable manual P 186 48.1185 50 -0.26 67
IV.FOSV.EHZ. 2023-01-05T01:25:43.38 0.3 undecidable manual S 321 24.5532 112 -0.34 69
IV.MOMA.HHZ. 2023-01-05T01:25:43.14 0.3 undecidable manual P 221 47.2194 50 -0.3 67
IV.ARVD.HHZ. 2023-01-05T01:25:42.30 0.3 undecidable manual P 359 41.5251 50 -0.26 68
IV.FEMA.HNZ. 2023-01-05T01:25:42.69 0.6 undecidable manual S 157 19.5693 116 0.56 44
IV.CSP1.EHZ. 2023-01-05T01:25:42.28 0.3 undecidable manual S 100 20.5683 115 -0.18 72
IV.NRCA.HHZ. 2023-01-05T01:25:41.25 0.3 undecidable manual P 158 34.743 50 -0.26 69
7F.SIB3.EHN. 2023-01-05T01:25:41.53 0.1 undecidable manual P 137 37.629 50 -0.44 88
IV.SSFR.HHZ. 2023-01-05T01:25:41.76 0.3 undecidable manual P 338 37.3293 50 -0.15 70
IV.PF6.EHZ. 2023-01-05T01:25:41.92 0.6 undecidable manual S 85 19.4694 116 -0.19 48
7F.SIB1.EHE. 2023-01-05T01:25:41.48 0.1 positive manual P 135 36.1416 50 -0.24 92
IV.MTL1.HNZ. 2023-01-05T01:25:41.11 0.3 undecidable manual S 17 15.3735 122 0.24 72
IV.GUMA.HHZ. 2023-01-05T01:25:41.10 0.1 positive manual P 102 31.6461 50 0.07 96
IV.ATSC.EHE. 2023-01-05T01:25:41.99 0.6 undecidable manual P 327 39.7269 50 -0.29 45
IV.GAG1.HNZ. 2023-01-05T01:25:41.36 0.3 undecidable manual S 36 15.5733 122 0.42 69
IV.CING.HHZ. 2023-01-05T01:25:41.19 0.1 positive manual P 35 34.0437 50 -0.22 93
IV.MMO1.EHZ. 2023-01-05T01:25:41.92 0.1 undecidable manual P 129 39.1275 50 -0.28 91
IV.MDAR.HNZ. 2023-01-05T01:25:41.29 0.3 undecidable manual S 63 17.0718 120 -0.08 74
IT.FOPC.HGZ. 2023-01-05T01:25:40.00 0.3 undecidable manual P 230 26.5512 110 -0.23 70
IT.MTCL.HGZ. 2023-01-05T01:25:40.81 0.3 undecidable manual S 166 14.874 123 0.09 74
IV.MC2.EHZ. 2023-01-05T01:25:40.57 0.3 undecidable manual P 141 30.3474 50 -0.26 70
IV.SNTG.HHZ. 2023-01-05T01:25:40.56 0.3 undecidable manual S 356 14.5743 124 -0.08 74
IV.FDMO.HHZ. 2023-01-05T01:25:40.51 0.3 undecidable manual S 132 14.4744 124 -0.1 74
IV.CESI.HHZ. 2023-01-05T01:25:40.56 0.3 undecidable manual S 197 13.7751 125 0.15 73
IV.CSP1.EHZ. 2023-01-05T01:25:39.10 0.1 positive manual P 100 20.5683 115 -0.02 99
IV.FOSV.EHZ. 2023-01-05T01:25:39.65 0.1 negative manual P 321 24.5532 112 -0.2 95
IV.ASSB.HHZ. 2023-01-05T01:25:39.77 0.1 positive manual P 249 25.5522 111 -0.27 93
IV.EL6.EHZ. 2023-01-05T01:25:39.88 0.1 positive manual P 28 25.752 111 -0.19 95
IV.FDMO.HHZ. 2023-01-05T01:25:38.08 0.1 positive manual P 132 14.4744 124 0.03 100
IV.GAG1.HNZ. 2023-01-05T01:25:38.48 0.3 undecidable manual P 36 15.5733 122 0.24 72
IV.FIU1.HNZ. 2023-01-05T01:25:38.84 0.3 undecidable manual S 346 7.3815 143 0.05 76
IV.CESI.HHZ. 2023-01-05T01:25:38.11 0.1 negative manual P 197 13.7751 125 0.17 97
IV.MDAR.HNZ. 2023-01-05T01:25:38.58 0.3 undecidable manual P 63 17.0718 120 0.09 74
IT.MTCL.HGZ. 2023-01-05T01:25:38.21 0.3 undecidable manual P 166 14.874 123 0.09 74
IV.PF6.EHZ. 2023-01-05T01:25:38.83 0.6 undecidable manual P 85 19.4694 116 -0.09 49
IV.SEF1.HNZ. 2023-01-05T01:25:38.08 0.3 undecidable manual S 348 2.5974 165 0.04 76
IV.SNTG.HHZ. 2023-01-05T01:25:38.08 0.3 undecidable manual P 356 14.5743 124 0.01 75
IV.MTL1.HNZ. 2023-01-05T01:25:38.35 0.1 positive manual P 17 15.3735 122 0.14 97
IV.FEMA.HNZ. 2023-01-05T01:25:38.97 0.3 undecidable manual P 157 19.5693 116 0.04 74
IV.MML1.HNZ. 2023-01-05T01:25:38.20 0.3 undecidable manual S 129 1.7982 169 0.22 74
IV.FIU1.HNZ. 2023-01-05T01:25:37.16 0.3 undecidable manual P 346 7.3815 143 0.16 74
IV.SEF1.HNZ. 2023-01-05T01:25:36.76 0.1 negative manual P 348 2.5974 165 0.19 99
IV.MML1.HNZ. 2023-01-05T01:25:36.80 0.1 negative manual P 129 1.7982 169 0.26 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SNTG.HHE. ML:2.3 0.002005872 0.1 AML other m 2023-01-05T01:25:41.14
IV.SNTG.HNE. ML:2.3 0.0021460425 0.1 AML other m 2023-01-05T01:25:41.14
IV.SNTG.HHN. ML:2.3 0.001853822 0.1 AML other m 2023-01-05T01:25:41.15
IV.SNTG.HNN. ML:2.2 0.0015079470000000002 0.1 AML other m 2023-01-05T01:25:41.15
IV.MDAR.HNN. ML:1.3 0.00018552782499999998 0.0808 AML other m 2023-01-05T01:25:41.73
IV.MDAR.HNE. ML:1.7 0.00043195375 0.0896 AML other m 2023-01-05T01:25:42.39
IV.FOSV.EHE. ML:1.5 0.00021125535000000002 0.18 AML other m 2023-01-05T01:25:43.49
IV.FOSV.HNE. ML:1.5 0.00020345845000000002 0.1504 AML other m 2023-01-05T01:25:43.50
IV.FOSV.EHN. ML:1.6 0.000249 0.14 AML other m 2023-01-05T01:25:43.77
IV.FOSV.HNN. ML:1.6 0.00024349999999999998 0.16 AML other m 2023-01-05T01:25:43.84
IV.EL6.EHN. ML:2.4 0.00147 0.1 AML other m 2023-01-05T01:25:44.17
IV.EL6.EHE. ML:2.4 0.001486634 0.2 AML other m 2023-01-05T01:25:44.29
IV.MC2.EHN. ML:2.0 0.000473 0.18 AML other m 2023-01-05T01:25:45.89
IV.MC2.EHE. ML:1.9 0.00041049999999999995 0.26 AML other m 2023-01-05T01:25:45.94
IV.GUMA.HNN. ML:2.0 0.0005145556 0.16 AML other m 2023-01-05T01:25:46.42
IV.GUMA.HHN. ML:2.0 0.00047899579999999997 0.16 AML other m 2023-01-05T01:25:46.43
IV.GUMA.HHE. ML:2.1 0.0006045 1.76 AML other m 2023-01-05T01:25:46.93
IV.CING.HHE. ML:2.0 0.00039348810000000003 0.14 AML other m 2023-01-05T01:25:46.98
IV.CING.HHN. ML:2.0 0.0004425 0.12 AML other m 2023-01-05T01:25:47.01
IV.GUMA.HNE. ML:1.8 0.00027123155 0.1904 AML other m 2023-01-05T01:25:47.14
IV.MMO1.EHN. ML:1.6 0.00012981885 0.16 AML other m 2023-01-05T01:25:48.12
IV.SSFR.HNN. ML:2.0 0.00040136509999999997 0.06 AML other m 2023-01-05T01:25:48.55
IV.SSFR.HHE. ML:1.8 0.00026206440000000003 0.16 AML other m 2023-01-05T01:25:48.71
IV.SSFR.HHN. ML:1.9 0.0002935 1.84 AML other m 2023-01-05T01:25:48.00
IV.ARVD.HHE. ML:1.7 0.0001792727 0.08 AML other m 2023-01-05T01:25:49.09
IV.ARVD.HHN. ML:1.5 0.00011632144999999999 0.1 AML other m 2023-01-05T01:25:49.40
IV.SSFR.HNE. ML:2.0 0.00039653295 0.0496 AML other m 2023-01-05T01:25:49.97
IV.MMO1.EHE. ML:1.6 0.000131 0.16 AML other m 2023-01-05T01:25:50.08
IV.GAVE.EHN. ML:1.8 0.0001885 0.14 AML other m 2023-01-05T01:25:50.93
IV.MOMA.HNN. ML:1.9 0.00022699049999999997 1.8 AML other m 2023-01-05T01:25:51.91
IV.GAVE.HNE. ML:1.8 0.00015296625 0.1296 AML other m 2023-01-05T01:25:51.08
IV.MOMA.HHN. ML:1.4 0.00006675000000000001 1.4 AML other m 2023-01-05T01:25:51.91
IV.MOMA.HNE. ML:2.0 0.0002475 0.18 AML other m 2023-01-05T01:25:51.13
IV.MOMA.HHE. ML:2.0 0.00025 0.2 AML other m 2023-01-05T01:25:51.13
IV.ATVO.HHE. ML:1.3 0.000050597485 0.3 AML other m 2023-01-05T01:25:51.87
IV.ATVO.HHN. ML:1.4 0.00006709999999999999 0.24 AML other m 2023-01-05T01:25:51.82
IV.FRON.EHE. ML:1.4 0.00006377755000000001 0.14 AML other m 2023-01-05T01:25:52.94
IV.FRON.EHN. ML:1.5 0.00008685882 0.08 AML other m 2023-01-05T01:25:53.03
IV.ATPI.EHN. ML:1.2 0.000033285625 0.16 AML other m 2023-01-05T01:25:53.40
IV.GAVE.EHE. ML:1.8 0.00015900000000000002 0.16 AML other m 2023-01-05T01:25:53.58
IV.ATPI.EHE. ML:1.1 0.000027121720000000003 1.82 AML other m 2023-01-05T01:25:54.01
IV.LNSS.HNE. ML:1.6 0.00009443386 0.1304 AML other m 2023-01-05T01:25:54.03
IV.LNSS.HHE. ML:1.7 0.00010994999999999999 0.14 AML other m 2023-01-05T01:25:54.03
IV.PIEI.HHN. ML:1.4 0.00005775 0.12 AML other m 2023-01-05T01:25:54.16
IV.PIEI.HHE. ML:1.6 0.0000818 0.52 AML other m 2023-01-05T01:25:54.53
IV.MPAG.EHN. ML:1.4 0.000060897110000000004 1.86 AML other m 2023-01-05T01:25:54.98
IV.MPAG.EHE. ML:1.5 0.00006685985499999999 0.12 AML other m 2023-01-05T01:25:55.29
IV.ARRO.EHN. ML:1.6 0.00006775000000000001 0.16 AML other m 2023-01-05T01:25:55.32
IV.LNSS.HNN. ML:1.7 0.00010731115 0.1904 AML other m 2023-01-05T01:25:55.44
IV.ATMI.HHN. ML:1.4 0.000051095275 0.2 AML other m 2023-01-05T01:25:55.74
IV.ARRO.EHE. ML:1.5 0.00006004055499999999 0.2 AML other m 2023-01-05T01:25:55.66
IV.CESX.HHE. ML:1.7 0.00009938338 1.18 AML other m 2023-01-05T01:25:55.15
IV.MPAG.HNE. ML:1.6 0.000091307717 0.18 AML other m 2023-01-05T01:25:56.09
IV.ATMI.HHE. ML:1.5 0.000063836635 0.22 AML other m 2023-01-05T01:25:56.08
IV.CESX.HHN. ML:1.6 0.000069175815 0.22 AML other m 2023-01-05T01:25:56.37
IV.LNSS.HHN. ML:1.6 0.00009692276999999999 0.22 AML other m 2023-01-05T01:25:56.55
IV.NARO.HHN. ML:1.3 0.00004195 0.8 AML other m 2023-01-05T01:25:56.40
IV.BADI.EHE. ML:1.4 0.000043249999999999994 0.18 AML other m 2023-01-05T01:25:58.12
IV.MGAB.HHN. ML:1.7 0.0000819 0.2 AML other m 2023-01-05T01:25:58.81
IV.NARO.HHE. ML:1.3 0.000038310054999999995 0.08 AML other m 2023-01-05T01:25:59.48
IV.MGAB.HHE. ML:1.5 0.000056349999999999994 1.7 AML other m 2023-01-05T01:26:00.06
IV.BADI.EHN. ML:1.4 0.000037900000000000006 0.46 AML other m 2023-01-05T01:26:01.47
IV.CAFI.HHN. ML:1.1 0.0000149302605 0.14 AML other m 2023-01-05T01:26:02.68
IV.CAFI.HNE. ML:1.4 0.00003086128 0.4904 AML other m 2023-01-05T01:26:03.04
IV.CAFI.HHE. ML:1.3 0.0000240175 0.18 AML other m 2023-01-05T01:26:03.61
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