Earthquake with magnitude of ML 0.6 on date 13-03-2023 and time 22:19:15 (Italy) in region 2 km SW Ussita (MC)

A magnitude ML 0.6 earthquake occured in region: 2 km SW Ussita (MC), on

  • 13-03-2023 21:19:15 (UTC)
  • 13-03-2023 22:19:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9290, 13.1220 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Ussita MC 2 444 444
Visso MC 3 1107 1551
Castelsantangelo sul Nera MC 5 281 1832
Preci PG 9 724 2556
Bolognola MC 11 142 2698
Acquacanina MC 12 121 2819
Monte Cavallo MC 12 145 2964
Fiastra MC 12 559 3523
Fiordimonte MC 12 202 3725
Pieve Torina MC 14 1458 5183
Norcia PG 15 4957 10140
Pievebovigliana MC 15 866 11006
Sellano PG 16 1079 12085
Montemonaco AP 17 604 12689
Montefortino FM 18 1178 13867
Muccia MC 18 915 14782
Sarnano MC 19 3264 18046
Montegallo AP 20 523 18569

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Foligno (57155 inhabitants)
56 Km NW of Teramo (54892 inhabitants)
56 Km NE of Terni (111501 inhabitants)
63 Km E of Perugia (166134 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
96 Km W of Montesilvano (53738 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 0.6 2023-03-13
21:19:15
42.9287 13.1218 10 2024-03-01
17:18:04
Bollettino Sismico Italiano INGV 116464351
Reviewed
Rev100
ML 0.6 2023-03-13
21:19:15
42.9267 13.1217 10 2023-03-13
21:24:28
Sala Sismica INGV-Roma 115334311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-13 21:19:15 ± 0.13
Latitude 42.9287 ± 0.0027
Longitude 13.1218 ± 0.0037
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116464351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 307
Semi-minor axis of confidence ellipse (meter) 107
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 35
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
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) 0.09533
Epicentral distance of station farthest from the epicenter (degree) 0.20505
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 115334311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-13 21:24:28

ML:0.6

Field Value
Value 0.6
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 116464351
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-17 16:06:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2023-03-13T21:19:23.22 0.3 undecidable manual S 20 19.2696 118 -0.1 73
IV.CESI.HHZ. 2023-03-13T21:19:23.28 0.3 undecidable manual S 296 19.5693 118 -0.11 73
IV.MMO1.EHZ. 2023-03-13T21:19:22.36 0.1 undecidable manual S 101 16.9719 121 -0.25 94
7F.SIB1.EHZ. 2023-03-13T21:19:21.61 0.1 undecidable manual S 107 12.5763 129 0.23 95
IT.MTCL.HGZ. 2023-03-13T21:19:21.28 0.1 undecidable manual S 306 12.2766 130 -0.01 100
IV.FDMO.HHZ. 2023-03-13T21:19:21.34 0.3 undecidable manual S 347 12.2766 130 0.06 74
IV.CESI.HHZ. 2023-03-13T21:19:20.10 0.1 undecidable manual P 296 19.5693 118 -0.05 98
IV.GUMA.HHZ. 2023-03-13T21:19:20.84 0.1 undecidable manual P 49 22.755 114 0.11 96
IV.CSP1.EHZ. 2023-03-13T21:19:20.00 0.1 undecidable manual P 20 19.2696 118 -0.1 97
IV.NRCA.HHZ. 2023-03-13T21:19:20.75 0.1 undecidable manual S 183 10.5783 134 -0.1 99
IT.MTCL.HGZ. 2023-03-13T21:19:19.09 0.1 undecidable manual P 306 12.2766 130 0.16 97
IV.MMO1.EHZ. 2023-03-13T21:19:19.58 0.1 undecidable manual P 101 16.9719 121 -0.12 97
7F.SIB1.EHZ. 2023-03-13T21:19:19.11 0.1 undecidable manual P 107 12.5763 129 0.12 98
IV.NRCA.HHZ. 2023-03-13T21:19:18.73 0.1 undecidable manual P 183 10.5783 134 0.05 100
IV.FDMO.HHZ. 2023-03-13T21:19:18.95 0.3 undecidable manual P 347 12.2766 130 0.02 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.3 0.0002195 0.12 AML other m 2023-03-13T21:19:20.83
IV.NRCA.HHE. ML:1.1 0.00016019129999999998 0.1408 AML other m 2023-03-13T21:19:20.92
IV.FDMO.HHE. ML:0.4 0.000028849854000000004 0.1536 AML other m 2023-03-13T21:19:21.60
IV.FDMO.HHN. ML:0.5 0.000036012685 0.2176 AML other m 2023-03-13T21:19:21.46
IV.MMO1.EHE. ML:0.4 0.000019654065 0.1152 AML other m 2023-03-13T21:19:22.49
IV.MMO1.EHN. ML:0.6 0.00003110315699999999 0.0512 AML other m 2023-03-13T21:19:22.43
IV.CESI.HHN. ML:0.4 0.000021990795 0.2048 AML other m 2023-03-13T21:19:23.63
IV.CESI.HHE. ML:0.4 0.000021294735 0.1024 AML other m 2023-03-13T21:19:23.62
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download