Earthquake with magnitude of ML 1.0 on date 03-05-2023 and time 17:44:57 (Italy) in region 3 km NE Ussita (MC)

A magnitude ML 1.0 earthquake occured in region: 3 km NE Ussita (MC), on

  • 03-05-2023 15:44:57 (UTC)
  • 03-05-2023 17:44:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9670, 13.1680 at 7 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 3 444 444
Bolognola MC 6 142 586
Acquacanina MC 7 121 707
Visso MC 8 1107 1814
Fiastra MC 8 559 2373
Castelsantangelo sul Nera MC 8 281 2654
Fiordimonte MC 10 202 2856
Pievebovigliana MC 13 866 3722
Pieve Torina MC 13 1458 5180
Sarnano MC 13 3264 8444
Monte Cavallo MC 14 145 8589
Preci PG 14 724 9313
Montefortino FM 14 1178 10491
Montemonaco AP 15 604 11095
Amandola FM 15 3629 14724
Muccia MC 16 915 15639
Cessapalombo MC 18 512 16151
Gualdo MC 18 815 16966
Montegallo AP 19 523 17489
Caldarola MC 20 1823 19312
San Ginesio MC 20 3498 22810

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Foligno (57155 inhabitants)
56 Km NW of Teramo (54892 inhabitants)
62 Km NE of Terni (111501 inhabitants)
65 Km E of Perugia (166134 inhabitants)
71 Km N of L'Aquila (69753 inhabitants)
78 Km SW of Ancona (100861 inhabitants)
95 Km NW of Montesilvano (53738 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 2023-05-03
15:44:57
42.9667 13.168 7 2023-05-03
16:06:03
Sala Sismica INGV-Roma 116990821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-03 15:44:57 ± 0.22
Latitude 42.9667 ± 0.0036
Longitude 13.1680 ± 0.0049
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 116990821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 449
Semi-minor axis of confidence ellipse (meter) 148
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 42
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.21404
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 116990821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-03 16:06:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SALB.HHZ. 2023-05-03T15:46:33.63 3.0 undecidable manual Sg 17.51 0
IV.SPS2.HHZ. 2023-05-03T15:46:21.55 3.0 undecidable manual Sn -5.75 0
OX.MPRI.HHZ. 2023-05-03T15:46:09.58 3.0 undecidable manual Sn -7.41 0
IV.PLMA.HHZ. 2023-05-03T15:46:07.56 3.0 undecidable manual Sn 2.78 0
IV.GIB.HHZ. 2023-05-03T15:46:02.06 3.0 negative manual Pg 13.56 0
GU.CARD.HHZ. 2023-05-03T15:45:58.27 3.0 undecidable manual Sn 2.55 0
IV.MSRU.HHZ. 2023-05-03T15:45:52.65 3.0 undecidable manual Pn 4.73 0
IV.CAR1.HHZ. 2023-05-03T15:45:52.79 3.0 undecidable manual Pg 13.87 0
IV.OSSC.HHZ. 2023-05-03T15:45:41.63 3.0 undecidable manual Sn 0.83 0
IV.GIZZ.HHZ. 2023-05-03T15:45:40.69 3.0 positive manual Pn -1.34 0
IV.RIBO.EHZ.01 2023-05-03T15:45:39.70 3.0 undecidable manual Sn -0.77 0
IV.SSFR.HHZ. 2023-05-03T15:45:30.93 3.0 undecidable manual Sg 6.16 0
IV.CMPR.HHZ. 2023-05-03T15:45:26.56 3.0 undecidable manual Pn 3.72 0
CR.STON.BHZ. 2023-05-03T15:45:26.14 3.0 positive manual Pn -0.83 0
IV.CSNT.HHZ. 2023-05-03T15:45:25.22 3.0 positive manual Pg 12.75 0
IV.GIUL.HHZ. 2023-05-03T15:45:25.39 3.0 undecidable manual Sn -2.81 0
IV.MCRV.HHZ. 2023-05-03T15:45:22.33 3.0 undecidable manual Pg 4.92 0
IV.PAOL.HNZ. 2023-05-03T15:45:11.11 3.0 undecidable manual Pn -1.41 0
IV.SGG.HHZ. 2023-05-03T15:45:08.24 3.0 positive manual Pn -0.33 0
IV.MF5.EHZ. 2023-05-03T15:45:06.66 0.1 undecidable manual S 84 23.754 106 0.67 83
IV.MMO1.EHZ. 2023-05-03T15:45:03.02 0.3 undecidable manual S 120 14.874 115 -0.08 74
IV.FRON.EHZ. 2023-05-03T15:45:03.90 3.0 negative manual Pn -0.8 0
IV.NRCA.HHZ. 2023-05-03T15:45:03.27 0.3 undecidable manual S 196 15.3735 114 0.01 75
7F.SIB3.EHN. 2023-05-03T15:45:02.50 0.3 undecidable manual S 141 13.0758 118 -0.05 75
IV.CSP1.EHZ. 2023-05-03T15:45:02.68 0.3 undecidable manual S 12 14.1747 116 -0.2 72
IV.MF5.EHZ. 2023-05-03T15:45:02.33 0.1 undecidable manual P 84 23.754 106 -0.03 98
7F.SIB2.EHZ. 2023-05-03T15:45:02.65 0.1 undecidable manual S 127 13.875 117 -0.13 98
IV.FEMA.HNN. 2023-05-03T15:45:01.76 0.6 undecidable manual S 267 9.5793 126 0.25 48
IV.FDMO.HHZ. 2023-05-03T15:45:01.59 0.3 undecidable manual S 320 10.1787 125 -0.08 74
7F.SIB2.EHZ. 2023-05-03T15:45:00.33 0.1 undecidable manual P 127 13.875 117 -0.17 97
IV.NRCA.HHZ. 2023-05-03T15:45:00.69 0.1 undecidable manual P 196 15.3735 114 -0.09 98
IV.FEMA.HNN. 2023-05-03T15:45:00.12 0.1 undecidable manual P 267 9.5793 126 0.35 94
7F.SIB3.EHN. 2023-05-03T15:45:00.35 0.1 undecidable manual P 141 13.0758 118 -0.02 100
IV.CSP1.EHZ. 2023-05-03T15:45:00.36 0.1 undecidable manual P 12 14.1747 116 -0.2 96
IV.MMO1.EHZ. 2023-05-03T15:45:00.58 0.3 undecidable manual P 120 14.874 115 -0.11 73
IV.FDMO.HHZ. 2023-05-03T15:44:59.82 0.3 positive manual P 320 10.1787 125 -0.04 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:0.7 0.00005012371 0.0896 AML other m 2023-05-03T15:45:03.31
IV.NRCA.HHN. ML:0.6 0.00004124177 0.1024 AML other m 2023-05-03T15:45:04.48
IV.CSP1.EHE. ML:0.9 0.00009547036 1.9584 AML other m 2023-05-03T15:45:16.39
IV.CSP1.EHN. ML:0.8 0.000071334835 0.064 AML other m 2023-05-03T15:45:02.85
IV.NRCA.HNE. ML:1.0 0.000104661105 0.576 AML other m 2023-05-03T15:45:18.02
IV.NRCA.HNN. ML:1.2 0.0001511832 0.6272 AML other m 2023-05-03T15:45:00.84
IV.MF5.EHE. ML:1.1 0.00008339835000000001 1.8176 AML other m 2023-05-03T15:45:03.07
IV.MF5.EHN. ML:1.2 0.00010418569 2.624 AML other m 2023-05-03T15:45:05.01
IV.FRON.EHE. ML:1.1 0.000020051233000000002 0.9472 AML other m 2023-05-03T15:45:32.65
IV.FRON.EHN. ML:1.3 0.00003210398 1.216 AML other m 2023-05-03T15:45:24.42
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