Earthquake with magnitude of ML 0.4 on date 04-05-2022 and time 08:52:58 (Italy) in region 6 km E Ussita (MC)

A magnitude ML 0.4 earthquake occured in region: 6 km E Ussita (MC), on

  • 04-05-2022 06:52:58 (UTC)
  • 04-05-2022 08:52:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9350, 13.2120 at 17 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 6 444 444
Castelsantangelo sul Nera MC 7 281 725
Bolognola MC 7 142 867
Visso MC 10 1107 1974
Montemonaco AP 10 604 2578
Montefortino FM 11 1178 3756
Acquacanina MC 11 121 3877
Fiastra MC 12 559 4436
Amandola FM 13 3629 8065
Sarnano MC 13 3264 11329
Montegallo AP 14 523 11852
Fiordimonte MC 15 202 12054
Preci PG 15 724 12778
Comunanza AP 17 3166 15944
Pievebovigliana MC 18 866 16810
Pieve Torina MC 18 1458 18268
Gualdo MC 18 815 19083
Monte Cavallo MC 18 145 19228
Norcia PG 19 4957 24185
Arquata del Tronto AP 19 1178 25363
Cessapalombo MC 20 512 25875

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
51 Km NW of Teramo (54892 inhabitants)
62 Km NE of Terni (111501 inhabitants)
67 Km N of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
80 Km SW of Ancona (100861 inhabitants)
90 Km NW of Montesilvano (53738 inhabitants)
97 Km NW of Pescara (121014 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 0.4 2022-05-04
06:52:58
42.9352 13.212 17 2023-01-31
19:03:35
Bollettino Sismico Italiano INGV 109168121
Reviewed
Rev100
ML 0.4 2022-05-04
06:52:58
42.9377 13.1872 16 2022-05-04
06:58:08
Sala Sismica INGV-Roma 104159541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-04 06:52:58 ± 0.1
Latitude 42.9352 ± 0.0036
Longitude 13.2120 ± 0.0049
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 109168121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 442
Semi-minor axis of confidence ellipse (meter) 208
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 228
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 115
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.23562
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 109168121
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-08-31 09:38:21

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 104159541
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-04 06:58:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAR1.HHZ. 2022-05-04T06:54:10.49 3.0 undecidable manual Pg 2.61 0
CR.STON.BHZ. 2022-05-04T06:53:49.46 3.0 undecidable manual Pn -4.52 0
GU.POPM.HHZ. 2022-05-04T06:53:40.12 3.0 undecidable manual Pg 3.27 0
IV.IMOL.HNZ. 2022-05-04T06:53:33.44 3.0 undecidable manual Pg 0.96 0
IV.CSP1.EHZ. 2022-05-04T06:53:06.12 0.3 undecidable manual S 358 17.3715 124 -0.02 74
IV.NRCA.HHZ. 2022-05-04T06:53:05.27 0.3 undecidable manual S 215 13.7751 132 -0.11 74
IV.FDMO.HHZ. 2022-05-04T06:53:05.41 0.6 undecidable manual S 318 15.0738 129 -0.24 48
IV.MC2.EHZ. 2022-05-04T06:53:04.12 0.3 undecidable manual S 215 3.1968 167 0.19 73
7F.SIB3.EHN. 2022-05-04T06:53:04.17 0.6 undecidable manual S 145 8.1807 149 -0.26 48
IV.CESI.HHZ. 2022-05-04T06:53:04.13 0.3 undecidable manual P 287 26.1516 111 0.03 73
IV.MMO1.EHN. 2022-05-04T06:53:04.59 0.6 undecidable manual S 113 10.1787 143 -0.13 49
7F.SIB1.EHE. 2022-05-04T06:53:04.29 0.6 undecidable manual S 134 6.4935 155 0.07 50
IV.FDMO.HHZ. 2022-05-04T06:53:02.64 0.3 undecidable manual P 318 15.0738 129 0.01 75
IV.CSP1.EHZ. 2022-05-04T06:53:02.89 0.3 undecidable manual P 358 17.3715 124 -0.02 74
IV.NRCA.HHZ. 2022-05-04T06:53:02.43 0.1 undecidable manual P 215 13.7751 132 -0.04 99
IV.MMO1.EHN. 2022-05-04T06:53:02.03 0.3 undecidable manual P 113 10.1787 143 -0.06 74
7F.SIB1.EHE. 2022-05-04T06:53:01.94 0.1 undecidable manual P 134 6.4935 155 0.14 98
IV.MC2.EHZ. 2022-05-04T06:53:01.84 0.3 undecidable manual P 215 3.1968 167 0.21 73
7F.SIB3.EHN. 2022-05-04T06:53:01.87 0.1 undecidable manual P 145 8.1807 149 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:0.6 0.0000318 0.18 AML other m 2022-05-04T06:53:05.33
IV.FDMO.HHE. ML:0.1 0.0000115 0.22 AML other m 2022-05-04T06:53:05.50
IV.FDMO.HHN. ML:0.3 0.0000173 0.22 AML other m 2022-05-04T06:53:05.81
IV.NRCA.HHN. ML:0.5 0.000024750000000000002 0.08 AML other m 2022-05-04T06:53:05.90
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