Earthquake with magnitude of ML 0.9 on date 17-11-2023 and time 11:37:00 (Italy) in region Zuccarello (SV)

A magnitude ML 0.9 earthquake occured in region: Zuccarello (SV), on

  • 17-11-2023 10:37:00 (UTC)
  • 17-11-2023 11:37:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.1120, 8.1200 at 6 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
Zuccarello SV 0 309 309
Castelvecchio di Rocca Barbena SV 2 145 454
Erli SV 3 245 699
Cisano sul Neva SV 3 2085 2784
Castelbianco SV 4 330 3114
Arnasco SV 4 645 3759
Balestrino SV 5 595 4354
Vendone SV 5 388 4742
Ortovero SV 7 1586 6328
Onzo SV 7 219 6547
Nasino SV 7 207 6754
Toirano SV 7 2644 9398
Villanova d'Albenga SV 8 2657 12055
Boissano SV 9 2492 14547
Garlenda SV 9 1254 15801
Bardineto SV 9 756 16557
Alto CN 9 128 16685
Ceriale SV 9 5561 22246
Aquila d'Arroscia IM 10 166 22412
Borghetto Santo Spirito SV 10 4948 27360
Ranzo IM 10 557 27917
Albenga SV 10 24213 52130
Casanova Lerrone SV 11 749 52879
Loano SV 12 11407 64286
Garessio CN 12 3244 67530
Alassio SV 12 10934 78464
Giustenice SV 12 977 79441
Borghetto d'Arroscia IM 12 456 79897
Caprauna CN 13 104 80001
Stellanello SV 13 808 80809
Testico SV 14 196 81005
Pietra Ligure SV 14 8992 89997
Calizzano SV 14 1475 91472
Magliolo SV 14 974 92446
Tovo San Giacomo SV 14 2582 95028
Vessalico IM 14 282 95310
Laigueglia SV 16 1810 97120
Borgio Verezzi SV 16 2205 99325
Villa Faraldi IM 16 444 99769
Cesio IM 16 283 100052
Armo IM 17 111 100163
Priola CN 17 701 100864
Ormea CN 17 1617 102481
Andora SV 17 7552 110033
Rialto SV 17 564 110597
Calice Ligure SV 18 1730 112327
Pieve di Teco IM 18 1338 113665
Chiusanico IM 18 607 114272
Caravonica IM 18 282 114554
Diano Arentino IM 19 722 115276
Finale Ligure SV 19 11711 126987
Chiusavecchia IM 19 577 127564
Osiglia SV 20 444 128008

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km SW of Savona (61345 inhabitants)
42 Km NE of Sanremo (54807 inhabitants)
55 Km SE of Cuneo (56081 inhabitants)
73 Km W of Genova (586655 inhabitants)
88 Km S of Asti (76202 inhabitants)
98 Km SW of Alessandria (93943 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 0.9 2023-11-17
10:37:00
44.1122 8.1195 6 2023-11-17
11:01:28
Sala Sismica INGV-Roma 123201151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-17 10:37:00 ± 0.17
Latitude 44.1122 ± 0.0162
Longitude 8.1195 ± 0.0213
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123201151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2354
Semi-minor axis of confidence ellipse (meter) 434
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 317
Circular confidence region, given by single value of horizontal uncertainty (meter) 2350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 177
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.52610
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 2
Type of magnitude ML
Reference to an origin 123201151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-17 11:01:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.BURY.HHZ. 2023-11-17T10:37:11.12 3.0 undecidable manual P -0.05 0
GU.PCP.HHE. 2023-11-17T10:37:10.88 0.1 undecidable manual P 35 58.3971 50 -0.37 84
GU.IMI.HHE. 2023-11-17T10:37:10.40 0.6 undecidable manual S 219 28.749 102 -0.02 48
GU.MGRO.HHZ. 2023-11-17T10:37:09.96 0.3 undecidable manual S 253 25.9518 104 0.48 65
GU.IMI.HHE. 2023-11-17T10:37:06.06 0.1 undecidable manual P 219 28.749 102 -0.05 95
GU.MGRO.HHZ. 2023-11-17T10:37:05.58 1.0 positive manual P 253 25.9518 104 0.01 24
GU.CANO.HHZ. 2023-11-17T10:37:05.70 0.6 undecidable manual S 42 14.1747 114 0.13 48
GU.CANO.HHZ. 2023-11-17T10:37:03.68 0.1 negative manual P 42 14.1747 114 0.38 91
GU.RORO.HHZ. 2023-11-17T10:37:02.46 0.1 undecidable manual S 270 4.1958 146 -0.36 93
GU.RORO.HHZ. 2023-11-17T10:37:01.71 0.1 undecidable manual P 270 4.1958 146 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RORO.HHE. ML:0.0 0.00021585235000000003 0.0768 AML other m 2023-11-17T10:37:02.69
GU.RORO.HHN. ML:0.0 0.0002103207 0.0768 AML other m 2023-11-17T10:37:02.69
GU.CANO.HHE. ML:1.1 0.0001545946 1.28 AML other m 2023-11-17T10:37:10.70
GU.CANO.HHN. ML:0.7 0.000052771272000000004 0.2048 AML other m 2023-11-17T10:37:05.84
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