Earthquake with magnitude of ML 1.0 on date 23-04-2022 and time 22:59:56 (UTC) in region 4 km SW Monte Cavallo (MC)

A magnitude ML 1.0 earthquake occured in region: 4 km SW Monte Cavallo (MC), on

  • 23-04-2022 22:59:56 (UTC)
  • 24-04-2022 00:59:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9600, 12.9780 at 11 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
Monte Cavallo MC 4 145 145
Sellano PG 9 1079 1224
Visso MC 10 1107 2331
Preci PG 10 724 3055
Pieve Torina MC 11 1458 4513
Fiordimonte MC 13 202 4715
Serravalle di Chienti MC 13 1070 5785
Ussita MC 13 444 6229
Pievebovigliana MC 14 866 7095
Muccia MC 15 915 8010
Castelsantangelo sul Nera MC 16 281 8291
Cerreto di Spoleto PG 16 1075 9366
Fiastra MC 17 559 9925
Acquacanina MC 18 121 10046

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km E of Foligno (57155 inhabitants)
51 Km E of Perugia (166134 inhabitants)
52 Km NE of Terni (111501 inhabitants)
68 Km W of Teramo (54892 inhabitants)
76 Km NW of L'Aquila (69753 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
93 Km NE of Viterbo (67173 inhabitants)
98 Km S of Fano (60888 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 1.0 2022-04-23
22:59:56
42.9603 12.9777 11 2022-04-23
23:11:06
Sala Sismica INGV-Roma 103675151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-23 22:59:56 ± 0.05
Latitude 42.9603 ± 0.0045
Longitude 12.9777 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 103675151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 548
Semi-minor axis of confidence ellipse (meter) 306
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 29
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 148
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26260
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 103675151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-23 23:11:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.CGL1.HHZ. 2022-04-23T23:01:34.22 3.0 undecidable manual Sn -9.99 0
IV.NOCI.HHZ. 2022-04-23T23:01:25.42 3.0 undecidable manual Sn -9.99 0
IV.CAFE.HNZ. 2022-04-23T23:01:09.02 3.0 undecidable manual Sg 1.62 0
IV.MUCR.HHZ. 2022-04-23T23:01:03.39 3.0 undecidable manual Pn -7.09 0
CR.STON.BHZ. 2022-04-23T23:01:01.26 3.0 undecidable manual Pg 13.04 0
ST.RONC.EHZ. 2022-04-23T23:00:54.39 3.0 positive manual Pg 8.15 0
IV.SACR.HHZ. 2022-04-23T23:00:51.97 3.0 undecidable manual Sg -2.2 0
IV.PZUN.HHZ. 2022-04-23T23:00:40.86 3.0 negative manual Pn -2.68 0
IV.RIBO.EHZ.01 2022-04-23T23:00:35.53 3.0 undecidable manual Sn -0.45 0
IV.BARO.EHZ. 2022-04-23T23:00:10.56 3.0 undecidable manual P -2.14 0
IV.MMO1.EHZ. 2022-04-23T23:00:06.34 0.3 undecidable manual S 103 29.1486 50 0.02 74
IV.ASSB.HHZ. 2022-04-23T23:00:05.70 0.6 undecidable manual S 290 27.4503 50 -0.17 48
IV.NRCA.HHZ. 2022-04-23T23:00:03.16 0.3 undecidable manual S 142 17.871 121 -0.17 73
IV.ASSB.HHZ. 2022-04-23T23:00:01.65 0.1 undecidable manual P 290 27.4503 50 -0.07 97
IV.FDMO.HHZ. 2022-04-23T23:00:01.59 0.3 undecidable manual S 46 12.2766 132 -0.15 74
IV.MMO1.EHZ. 2022-04-23T23:00:01.98 0.3 undecidable manual P 103 29.1486 50 -0.01 74
7F.SIB3.EHE. 2022-04-23T23:00:01.50 0.3 undecidable manual P 112 25.5522 50 0.07 73
IV.CESI.HHZ. 2022-04-23T23:00:00.72 0.6 undecidable manual S 310 7.6812 145 0.04 51
IV.NRCA.HHZ. 2022-04-23T23:00:00.23 0.3 undecidable manual P 142 17.871 121 -0.02 75
IT.MTCL.HGZ. 2022-04-23T22:59:59.82 0.3 undecidable manual S 25 4.0959 159 -0.27 73
IV.FDMO.HHZ. 2022-04-23T22:59:59.40 0.1 undecidable manual P 46 12.2766 132 0.06 100
IV.FEMA.HNZ. 2022-04-23T22:59:58.80 0.1 undecidable manual P 88 5.8941 152 0.27 97
IV.CESI.HHZ. 2022-04-23T22:59:58.93 0.3 undecidable manual P 310 7.6812 145 0.21 73
IT.MTCL.HGZ. 2022-04-23T22:59:58.47 0.3 undecidable manual P 25 4.0959 159 0.09 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.2 0.00021135695 0.128 AML other m 2022-04-23T23:00:00.91
IV.CESI.HHE. ML:1.1 0.0001641904 0.0768 AML other m 2022-04-23T23:00:00.76
IV.ASSB.HHE. ML:0.8 0.00002965 0.2 AML other m 2022-04-23T23:00:06.01
IV.ASSB.HHN. ML:0.8 0.000033 0.54 AML other m 2022-04-23T23:00:07.70
IV.FDMO.HHN. ML:0.9 0.00008988832 0.1664 AML other m 2022-04-23T23:00:01.68
IV.FDMO.HHE. ML:1.0 0.00009624049 0.2048 AML other m 2022-04-23T23:00:01.79
IV.NRCA.HHE. ML:1.0 0.00008379899 0.1792 AML other m 2022-04-23T23:00:03.33
IV.NRCA.HHN. ML:1.2 0.00011906084 0.1024 AML other m 2022-04-23T23:00:03.33
IV.MMO1.EHN. ML:1.1 0.000060950000000000004 1.1 AML other m 2022-04-23T23:00:17.13
IV.MMO1.EHE. ML:1.0 0.000056099999999999995 1.32 AML other m 2022-04-23T23:00:18.69
IV.CESI.HNE. ML:1.1 0.00015576197 0.1024 AML other m 2022-04-23T23:00:00.76
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