Earthquake with magnitude of ML 0.7 on date 20-01-2023 and time 05:19:38 (UTC) in region 5 km NW Serravalle di Chienti (MC)

A magnitude ML 0.7 earthquake occured in region: 5 km NW Serravalle di Chienti (MC), on

  • 20-01-2023 05:19:38 (UTC)
  • 20-01-2023 06:19:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1090, 12.9220 at 15 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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.

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 5 1070 1070
Sefro MC 5 422 1492
Fiuminata MC 9 1402 2894
Pioraco MC 9 1134 4028
Muccia MC 10 915 4943
Nocera Umbra PG 11 5839 10782
Camerino MC 12 6974 17756
Pieve Torina MC 13 1458 19214
Pievebovigliana MC 14 866 20080
Monte Cavallo MC 14 145 20225
Valtopina PG 15 1398 21623
Fiordimonte MC 16 202 21825
Castelraimondo MC 16 4587 26412
Esanatoglia MC 16 2034 28446
Gualdo Tadino PG 18 15208 43654
Matelica MC 18 9981 53635
Gagliole MC 19 620 54255

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NE of Foligno (57155 inhabitants)
43 Km E of Perugia (166134 inhabitants)
65 Km NE of Terni (111501 inhabitants)
74 Km SW of Ancona (100861 inhabitants)
81 Km NW of Teramo (54892 inhabitants)
82 Km S of Fano (60888 inhabitants)
89 Km S of Pesaro (94582 inhabitants)
93 Km NW of L'Aquila (69753 inhabitants)
93 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
Reviewed
Rev100
ML 0.7 2023-01-20
05:19:38
43.1092 12.9217 15 2023-01-20
06:25:24
Sala Sismica INGV-Roma 113694521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-20 05:19:38 ± 0.08
Latitude 43.1092 ± 0.0027
Longitude 12.9217 ± 0.0049
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113694521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 385
Semi-minor axis of confidence ellipse (meter) 160
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 67
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.03687
Epicentral distance of station farthest from the epicenter (degree) 0.30937
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 113694521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-20 06:25:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2023-01-20T05:19:50.27 0.3 undecidable manual S 153 34.3434 99 -0.14 71
IV.EL6.EHZ. 2023-01-20T05:19:48.91 0.3 undecidable manual S 31 28.4493 103 0.05 73
IV.CSP1.EHZ. 2023-01-20T05:19:47.83 0.3 undecidable manual S 95 23.0547 108 0.37 70
IV.ATCC.EHZ. 2023-01-20T05:19:47.78 0.6 undecidable manual S 290 24.2535 106 -0.01 48
IV.FDMO.HHZ. 2023-01-20T05:19:45.47 0.3 undecidable manual S 121 15.6732 121 -0.2 71
IV.SNTG.HHZ. 2023-01-20T05:19:45.57 0.3 undecidable manual S 5 16.2726 120 -0.23 71
IT.MTCL.HGZ. 2023-01-20T05:19:45.28 0.3 undecidable manual S 154 14.2746 125 -0.08 74
IV.NRCA.HHZ. 2023-01-20T05:19:45.32 0.1 undecidable manual P 153 34.3434 99 -0.14 95
IV.FIU1.HNZ. 2023-01-20T05:19:44.13 0.3 undecidable manual S 5 8.88 142 -0.16 73
IV.EL6.EHZ. 2023-01-20T05:19:44.55 0.3 undecidable manual P 31 28.4493 103 -0.01 73
IV.CESI.HNZ. 2023-01-20T05:19:44.85 0.3 undecidable manual S 187 11.6772 132 0.04 75
IV.MML1.EHZ. 2023-01-20T05:19:43.79 0.3 undecidable manual S 83 4.0959 161 0.11 76
IV.ATCC.EHZ. 2023-01-20T05:19:43.99 1.0 undecidable manual P 290 24.2535 106 0.04 24
IV.CSP1.EHZ. 2023-01-20T05:19:43.60 0.3 undecidable manual P 95 23.0547 108 -0.16 72
IV.CESI.HNZ. 2023-01-20T05:19:42.32 0.1 undecidable manual P 187 11.6772 132 0.09 98
IV.FIU1.HNZ. 2023-01-20T05:19:42.14 0.3 undecidable manual P 5 8.88 142 0.21 73
IV.FDMO.HHZ. 2023-01-20T05:19:42.74 0.1 undecidable manual P 121 15.6732 121 0.02 100
IV.SNTG.HHZ. 2023-01-20T05:19:42.78 0.1 undecidable manual P 5 16.2726 120 -0.02 100
IT.MTCL.HGZ. 2023-01-20T05:19:42.61 0.3 undecidable manual P 154 14.2746 125 0.07 74
IV.MML1.EHZ. 2023-01-20T05:19:41.75 0.1 undecidable manual P 83 4.0959 161 0.17 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.EHE. ML:0.7 0.000057508235 0.1216 AML other m 2023-01-20T05:19:44.07
IV.MML1.EHN. ML:0.6 0.000048602315 0.24 AML other m 2023-01-20T05:19:43.97
IV.MML1.HNE. ML:0.6 0.000042912794000000004 0.112 AML other m 2023-01-20T05:19:44.06
IV.MML1.HNN. ML:0.5 0.000041535289999999994 0.128 AML other m 2023-01-20T05:19:44.69
IV.FDMO.HHE. ML:0.3 0.00001690551 0.1984 AML other m 2023-01-20T05:19:45.87
IV.FDMO.HHN. ML:0.4 0.0000214418025 0.16 AML other m 2023-01-20T05:19:45.77
IV.SNTG.HHE. ML:0.8 0.000047010275000000005 0.08 AML other m 2023-01-20T05:19:45.92
IV.SNTG.HHN. ML:0.8 0.000044092195 0.1216 AML other m 2023-01-20T05:19:45.98
IV.SNTG.HNE. ML:0.9 0.000053191090000000006 0.128 AML other m 2023-01-20T05:19:45.93
IV.SNTG.HNN. ML:0.7 0.00004011545500000001 0.112 AML other m 2023-01-20T05:19:45.99
IV.ATCC.EHE. ML:0.6 0.000020756085000000002 0.16 AML other m 2023-01-20T05:19:48.53
IV.ATCC.EHN. ML:0.6 0.000018453835 0.1376 AML other m 2023-01-20T05:19:48.81
IV.NRCA.HHE. ML:0.6 0.00001554695263 0.1024 AML other m 2023-01-20T05:19:52.02
IV.NRCA.HHN. ML:0.7 0.00001812521 0.1216 AML other m 2023-01-20T05:19:50.85
IV.NRCA.HNE. ML:1.0 0.000034772729999999995 0.1792 AML other m 2023-01-20T05:19:50.64
IV.NRCA.HNN. ML:1.1 0.000047640670000000004 0.128 AML other m 2023-01-20T05:19:50.78
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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