Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.4 on date 19-08-2022 and time 00:07:09 (UTC) in region 4 km N Monte Cavallo (MC)

A magnitude ML 0.4 earthquake occured in region: 4 km N Monte Cavallo (MC), on

  • 19-08-2022 00:07:09 (UTC)
  • 19-08-2022 02:07:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0280, 13.0080 at 12 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.

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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
Monte Cavallo MC 4 145 145
Pieve Torina MC 4 1458 1603
Serravalle di Chienti MC 7 1070 2673
Muccia MC 7 915 3588
Fiordimonte MC 7 202 3790
Pievebovigliana MC 7 866 4656
Fiastra MC 12 559 5215
Visso MC 13 1107 6322
Camerino MC 13 6974 13296
Acquacanina MC 14 121 13417
Sefro MC 14 422 13839
Ussita MC 14 444 14283
Preci PG 17 724 15007
Sellano PG 17 1079 16086
Pioraco MC 17 1134 17220
Bolognola MC 18 142 17362
Castelsantangelo sul Nera MC 19 281 17643
Fiuminata MC 19 1402 19045
Nocera Umbra PG 20 5839 24884

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km E of Foligno (57155 inhabitants)
51 Km E of Perugia (166134 inhabitants)
60 Km NE of Terni (111501 inhabitants)
70 Km NW of Teramo (54892 inhabitants)
78 Km SW of Ancona (100861 inhabitants)
82 Km NW of L'Aquila (69753 inhabitants)
91 Km S of Fano (60888 inhabitants)
99 Km S of Pesaro (94582 inhabitants)
100 Km NE of Viterbo (67173 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 0.4 2022-08-19
00:07:09		 43.0282 13.0083 12 2022-08-19
00:29:41		 Sala Sismica INGV-Roma 108696711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-19 00:07:09 ± 0.11
Latitude 43.0282 ± 0.0063
Longitude 13.0083 ± 0.0062
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 108696711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 700
Semi-minor axis of confidence ellipse (meter) 287
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 192
Circular confidence region, given by single value of horizontal uncertainty (meter) 700.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.05846
Epicentral distance of station farthest from the epicenter (degree) 0.47214
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 108696711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-08-19 00:29:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2022-08-19T00:07:19.58 0.1 undecidable manual P 354 52.4031 91 0.35 87
IV.NRCA.HHZ. 2022-08-19T00:07:18.58 0.6 undecidable manual S 158 23.2545 95 0.17 48
IV.CSP1.EHZ. 2022-08-19T00:07:16.85 0.6 undecidable manual S 66 17.4714 101 -0.02 50
IV.FDMO.HHZ. 2022-08-19T00:07:14.54 0.3 undecidable manual S 82 6.4935 143 0.15 73
IV.MML1.EHZ. 2022-08-19T00:07:14.71 0.6 undecidable manual S 343 9.879 127 -0.33 48
IV.NRCA.HHZ. 2022-08-19T00:07:14.58 0.3 undecidable manual P 158 23.2545 95 -0.16 71
IV.CESI.HHZ. 2022-08-19T00:07:14.97 0.3 undecidable manual S 253 8.7801 132 0.16 74
IV.CSP1.EHZ. 2022-08-19T00:07:13.72 0.3 undecidable manual P 66 17.4714 101 -0.14 73
IV.CESI.HHZ. 2022-08-19T00:07:12.62 0.1 undecidable manual P 253 8.7801 132 -0.05 100
IV.FDMO.HHZ. 2022-08-19T00:07:12.44 0.3 undecidable manual P 82 6.4935 143 0.02 76
IV.MML1.EHZ. 2022-08-19T00:07:12.59 0.1 undecidable manual P 343 9.879 127 -0.21 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.6 0.00005646764999999999 0.14 AML other m 2022-08-19T00:07:14.75
IV.FDMO.HHN. ML:0.8 0.00007986397 0.16 AML other m 2022-08-19T00:07:14.82
IV.MML1.EHE. ML:0.2 0.00002039701 0.14 AML other m 2022-08-19T00:07:14.93
IV.MML1.EHN. ML:0.1 0.000016949942 0.12 AML other m 2022-08-19T00:07:14.81
IV.CESI.HHE. ML:0.0 0.00003275578 0.06 AML other m 2022-08-19T00:07:14.99
IV.CESI.HHN. ML:0.0 0.000056593815 0.06 AML other m 2022-08-19T00:07:15.11
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