Earthquake with magnitude of ML 1.7 on date 14-09-2024 and time 14:52:30 (UTC) in region 2 km W Bolano (SP)

A magnitude ML 1.7 earthquake occured in region: 2 km W Bolano (SP), on

  • 14-09-2024 14:52:30 (UTC)
  • 14-09-2024 16:52:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1990, 9.8690 at 9 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
Bolano SP 2 7813 7813
Follo SP 4 6337 14150
Calice al Cornoviglio SP 6 1138 15288
Santo Stefano di Magra SP 6 9360 24648
Podenzana MS 6 2180 26828
Vezzano Ligure SP 7 7356 34184
Beverino SP 8 2429 36613
Tresana MS 8 2044 38657
Aulla MS 8 11263 49920
Riccò del Golfo di Spezia SP 10 3698 53618
Arcola SP 10 10607 64225
Rocchetta di Vara SP 11 703 64928
La Spezia SP 11 93959 158887
Pignone SP 12 565 159452
Borghetto di Vara SP 12 938 160390
Sarzana SP 12 21976 182366
Brugnato SP 12 1270 183636
Villafranca in Lunigiana MS 12 4770 188406
Zignago SP 13 532 188938
Fosdinovo MS 14 4883 193821
Lerici SP 14 10228 204049
Mulazzo MS 14 2424 206473
Riomaggiore SP 15 1576 208049
Licciana Nardi MS 16 4949 212998
Filattiera MS 16 2309 215307
Portovenere SP 16 3630 218937
Vernazza SP 16 848 219785
Castelnuovo Magra SP 16 8415 228200
Bagnone MS 16 1887 230087
Ameglia SP 16 4365 234452
Carrodano SP 18 503 234955
Monterosso al Mare SP 18 1464 236419
Sesta Godano SP 19 1377 237796
Ortonovo SP 19 8277 246073
Zeri MS 19 1094 247167
Pontremoli MS 20 7357 254524

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km NE of La Spezia (93959 inhabitants)
23 Km NW of Carrara (63133 inhabitants)
28 Km NW of Massa (69479 inhabitants)
48 Km NW of Viareggio (62467 inhabitants)
64 Km NW of Lucca (89046 inhabitants)
69 Km NW of Pisa (89158 inhabitants)
76 Km SW of Parma (192836 inhabitants)
78 Km E of Genova (586655 inhabitants)
80 Km NW of Livorno (159219 inhabitants)
82 Km SW of Reggio nell'Emilia (171345 inhabitants)
89 Km W of Pistoia (90315 inhabitants)
96 Km S of Piacenza (102191 inhabitants)
98 Km SW of Modena (184973 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 1.7 2024-09-14
14:52:30
44.1993 9.8692 9 2024-09-14
15:00:42
Sala Sismica INGV-Roma 131448871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-09-14 14:52:30 ± 0.12
Latitude 44.1993 ± 0.0072
Longitude 9.8692 ± 0.0075
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 131448871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 789
Semi-minor axis of confidence ellipse (meter) 580
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 155
Circular confidence region, given by single value of horizontal uncertainty (meter) 790.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 111
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.67089
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 131448871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-09-14 15:00:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PII.HHZ. 2024-09-14T14:52:44.19 0.1 undecidable manual P 135 74.4699 50 0.13 89
GU.GSCL.HHE. 2024-09-14T14:52:42.28 0.3 undecidable manual P 73 59.496 50 0.53 63
GU.MAIM.HHN. 2024-09-14T14:52:41.70 0.3 undecidable manual P 122 58.8966 50 0.04 70
IV.MSSA.HHN. 2024-09-14T14:52:41.32 0.3 undecidable manual S 295 30.8469 50 -0.69 62
IV.BDI.HHZ. 2024-09-14T14:52:41.66 0.1 undecidable manual P 104 59.7957 50 -0.14 92
GU.CARD.HHZ. 2024-09-14T14:52:40.56 0.1 undecidable manual P 111 52.503 50 -0.11 93
IV.ERBM.EHE. 2024-09-14T14:52:40.60 0.3 undecidable manual P 60 49.617 50 0.38 67
GU.SARM.EHN. 2024-09-14T14:52:39.01 0.1 undecidable manual P 92 42.3243 50 -0.09 95
GU.FIVI.HNZ. 2024-09-14T14:52:38.78 0.1 undecidable manual S 78 20.9679 114 -0.11 99
IT.BVT.HNZ. 2024-09-14T14:52:38.60 0.3 undecidable manual P 345 38.0286 50 0.15 71
GU.EQUI.HHZ. 2024-09-14T14:52:38.89 0.1 undecidable manual S 99 22.8549 112 -0.61 87
MN.VLC.HNE. 2024-09-14T14:52:38.82 0.3 undecidable manual P 96 41.4252 50 -0.14 71
IV.MSSA.HHN. 2024-09-14T14:52:37.36 0.1 undecidable manual P 295 30.8469 50 0.03 99
IV.MURB.HHZ. 2024-09-14T14:52:37.26 3.0 negative manual P -1.25 0
IV.PLMA.HHZ. 2024-09-14T14:52:37.45 0.1 undecidable manual S 184 16.6722 119 -0.09 100
IV.PLMA.HHZ. 2024-09-14T14:52:35.07 0.1 undecidable manual P 184 16.6722 119 0.33 95
GU.FIVI.HNZ. 2024-09-14T14:52:35.82 0.1 undecidable manual P 78 20.9679 114 0.29 95
GU.EQUI.HHZ. 2024-09-14T14:52:35.98 0.1 undecidable manual P 99 22.8549 112 0.1 99
IV.MCIV.CHZ. 2024-09-14T14:52:32.00 3.0 undecidable manual P -0.27 0
IV.OSSC.HHZ. 2024-09-14T14:52:23.07 3.0 undecidable manual P 0.13 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BDI.HHE. ML:1.5 0.000064506565 0.12 AML other m 2024-09-14T14:52:49.90
IV.BDI.HHN. ML:1.5 0.00007093952 0.1 AML other m 2024-09-14T14:52:49.90
GU.CARD.HHE. ML:1.9 0.00018178085 0.12 AML other m 2024-09-14T14:52:47.57
GU.CARD.HHN. ML:1.8 0.0001558969 0.08 AML other m 2024-09-14T14:52:47.28
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