Earthquake with magnitude of ML 0.8 on date 03-07-2023 and time 07:26:01 (Italy) in region 4 km W Serravalle di Chienti (MC)

A magnitude ML 0.8 earthquake occured in region: 4 km W Serravalle di Chienti (MC), on

  • 03-07-2023 05:26:01 (UTC)
  • 03-07-2023 07:26:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0580, 12.9100 at 17 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
Serravalle di Chienti MC 4 1070 1070
Monte Cavallo MC 10 145 1215
Sefro MC 11 422 1637
Muccia MC 11 915 2552
Nocera Umbra PG 11 5839 8391
Pieve Torina MC 12 1458 9849
Valtopina PG 13 1398 11247
Pievebovigliana MC 14 866 12113
Fiordimonte MC 15 202 12315
Fiuminata MC 15 1402 13717
Pioraco MC 15 1134 14851
Camerino MC 16 6974 21825
Sellano PG 19 1079 22904

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NE of Foligno (57155 inhabitants)
43 Km E of Perugia (166134 inhabitants)
59 Km NE of Terni (111501 inhabitants)
79 Km NW of Teramo (54892 inhabitants)
79 Km SW of Ancona (100861 inhabitants)
88 Km S of Fano (60888 inhabitants)
88 Km NW of L'Aquila (69753 inhabitants)
95 Km E of Arezzo (99543 inhabitants)
95 Km S of Pesaro (94582 inhabitants)
97 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 0.8 2023-07-03
05:26:01
43.0578 12.9105 17 2023-07-03
05:30:19
Sala Sismica INGV-Roma 118924331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-03 05:26:01 ± 0.08
Latitude 43.0578 ± 0.0027
Longitude 12.9105 ± 0.0037
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118924331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 255
Semi-minor axis of confidence ellipse (meter) 241
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 37
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 181
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.07
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26890
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 118924331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-03 05:30:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2023-07-03T05:26:11.86 0.3 undecidable manual S 146 29.8479 107 -0.13 71
IV.SNTG.HHZ. 2023-07-03T05:26:10.00 0.3 undecidable manual S 6 21.9669 116 -0.03 73
IV.CSP1.EHZ. 2023-07-03T05:26:10.59 0.1 undecidable manual S 81 24.1536 113 0.04 97
IV.MURB.HHZ. 2023-07-03T05:26:08.23 3.0 undecidable manual P -0.02 0
IV.CESI.HHZ. 2023-07-03T05:26:07.01 0.3 undecidable manual S 185 5.8941 157 0.03 75
IV.NRCA.HHZ. 2023-07-03T05:26:07.44 0.1 undecidable manual P 146 29.8479 107 -0.04 96
IV.MML1.HNE. 2023-07-03T05:26:07.15 0.3 undecidable manual S 39 7.881 150 -0.08 74
IV.SNTG.HHZ. 2023-07-03T05:26:06.32 0.3 negative manual P 6 21.9669 116 -0.03 73
IV.CSP1.EHZ. 2023-07-03T05:26:06.71 0.1 undecidable manual P 81 24.1536 113 0.06 96
IT.MTCL.HGN. 2023-07-03T05:26:04.90 0.6 undecidable manual P 135 10.0788 143 -0.02 50
IV.CESI.HHZ. 2023-07-03T05:26:04.73 0.3 undecidable manual P 185 5.8941 157 0.14 73
IV.MML1.HNE. 2023-07-03T05:26:04.75 0.1 undecidable manual P 39 7.881 150 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:0.6 0.0000387 0.08 AML other m 2023-07-03T05:26:07.24
IV.CESI.HHN. ML:0.7 0.0000454 0.38 AML other m 2023-07-03T05:26:07.26
IV.SNTG.HHE. ML:0.4 0.00001695 0.1 AML other m 2023-07-03T05:26:10.14
IV.SNTG.HHN. ML:0.5 0.0000191 0.42 AML other m 2023-07-03T05:26:10.24
IV.MURB.HHN. ML:1.4 0.00009455 0.1 AML other m 2023-07-03T05:26:12.46
IV.NRCA.HHN. ML:0.9 0.0000333 0.16 AML other m 2023-07-03T05:26:12.53
IV.NRCA.HHE. ML:0.9 0.0000361 0.48 AML other m 2023-07-03T05:26:14.20
IV.MURB.HHE. ML:1.6 0.00011899999999999999 1.02 AML other m 2023-07-03T05:26:23.25
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