Earthquake with magnitude of ML 0.3 on date 04-08-2022 and time 03:28:06 (UTC) in region 5 km E Ussita (MC)

A magnitude ML 0.3 earthquake occured in region: 5 km E Ussita (MC), on

  • 04-08-2022 03:28:06 (UTC)
  • 04-08-2022 05:28:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9310, 13.2010 at 4 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
Ussita MC 5 444 444
Castelsantangelo sul Nera MC 6 281 725
Bolognola MC 7 142 867
Visso MC 9 1107 1974
Montemonaco AP 11 604 2578
Acquacanina MC 11 121 2699
Montefortino FM 12 1178 3877
Fiastra MC 12 559 4436
Amandola FM 14 3629 8065
Preci PG 14 724 8789
Sarnano MC 14 3264 12053
Montegallo AP 15 523 12576
Fiordimonte MC 15 202 12778
Pievebovigliana MC 17 866 13644
Norcia PG 18 4957 18601
Monte Cavallo MC 18 145 18746
Pieve Torina MC 18 1458 20204
Comunanza AP 18 3166 23370
Gualdo MC 19 815 24185
Arquata del Tronto AP 19 1178 25363

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
51 Km NW of Teramo (54892 inhabitants)
61 Km NE of Terni (111501 inhabitants)
66 Km N of L'Aquila (69753 inhabitants)
69 Km E of Perugia (166134 inhabitants)
81 Km SW of Ancona (100861 inhabitants)
90 Km NW of Montesilvano (53738 inhabitants)
98 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
Reviewed
Rev100
ML 0.3 2022-08-04
03:28:06
42.9313 13.2008 4 2022-08-04
03:31:55
Sala Sismica INGV-Roma 108086101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-04 03:28:06 ± 0.24
Latitude 42.9313 ± 0.0063
Longitude 13.2008 ± 0.0086
Depth (km) 4 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 108086101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 665
Semi-minor axis of confidence ellipse (meter) 452
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 68
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 104
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.02158
Epicentral distance of station farthest from the epicenter (degree) 0.24731
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 108086101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-08-04 03:31:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2022-08-04T03:28:16.61 0.1 undecidable manual S 317 27.4503 97 0.09 95
IV.MF5.EHZ. 2022-08-04T03:28:15.52 0.1 undecidable manual S 73 21.9669 99 0.9 75
IV.CSP1.EHZ. 2022-08-04T03:28:13.18 0.1 undecidable manual S 1 17.7711 101 -0.03 98
IV.FDMO.HHZ. 2022-08-04T03:28:12.37 0.1 undecidable manual S 322 14.874 103 0.15 96
IV.NRCA.HHZ. 2022-08-04T03:28:12.00 0.1 undecidable manual S 213 12.9759 105 0.43 91
IV.MF5.EHZ. 2022-08-04T03:28:11.42 1.0 negative manual P 73 21.9669 99 0.06 24
IV.MML1.EHZ. 2022-08-04T03:28:11.98 1.0 negative manual P 317 27.4503 97 -0.48 22
IV.CSP1.EHZ. 2022-08-04T03:28:10.26 1.0 undecidable manual P 1 17.7711 101 -0.29 23
IV.MMO1.EHZ. 2022-08-04T03:28:10.32 0.1 undecidable manual S 109 10.7781 108 -0.55 88
IV.FDMO.HHZ. 2022-08-04T03:28:09.58 0.1 undecidable manual P 322 14.874 103 -0.4 91
IV.NRCA.HHZ. 2022-08-04T03:28:09.38 0.6 positive manual P 213 12.9759 105 -0.22 48
IV.MMO1.EHZ. 2022-08-04T03:28:08.72 1.0 undecidable manual P 109 10.7781 108 -0.48 23
IV.MC2.EHZ. 2022-08-04T03:28:08.47 0.1 undecidable manual S 204 2.3976 146 0.07 100
IV.MC2.EHZ. 2022-08-04T03:28:07.65 0.1 undecidable manual P 204 2.3976 146 -0.12 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMO1.EHN. ML:0.4 0.00004445 0.9 AML other m 2022-08-04T03:28:10.46
IV.MMO1.EHE. ML:0.4 0.0000376 0.22 AML other m 2022-08-04T03:28:11.01
IV.NRCA.HHN. ML:0.5 0.000046299999999999994 0.7 AML other m 2022-08-04T03:28:12.17
IV.FDMO.HHN. ML:0.1 0.00001255 1.2 AML other m 2022-08-04T03:28:12.37
IV.NRCA.HHE. ML:0.5 0.00004105 0.16 AML other m 2022-08-04T03:28:13.30
IV.FDMO.HHE. ML:-0.1 0.000009095 0.58 AML other m 2022-08-04T03:28:13.73
IV.MML1.EHN. ML:0.2 0.000011495 0.72 AML other m 2022-08-04T03:28:16.15
IV.MML1.EHE. ML:0.2 0.000011135000000000001 1.04 AML other m 2022-08-04T03:28:16.96
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