Earthquake with magnitude of ML 1.0 on date 01-10-2024 and time 01:34:37 (UTC) in region Costa Toscana settentrionale (Massa Carrara, Lucca, Pisa)

A magnitude ML 1.0 earthquake occured in region: Costa Toscana settentrionale (Massa Carrara, Lucca, Pisa), on

  • 01-10-2024 01:34:37 (UTC)
  • 01-10-2024 03:34:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.7600, 10.2710 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
Vecchiano PI 10 12189 12189
Pisa PI 12 89158 101347
Viareggio LU 12 62467 163814
Massarosa LU 14 22471 186285
San Giuliano Terme PI 14 31399 217684

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km W of Pisa (89158 inhabitants)
12 Km S of Viareggio (62467 inhabitants)
21 Km W of Lucca (89046 inhabitants)
23 Km N of Livorno (159219 inhabitants)
33 Km SE of Massa (69479 inhabitants)
38 Km SE of Carrara (63133 inhabitants)
53 Km SE of La Spezia (93959 inhabitants)
56 Km W of Pistoia (90315 inhabitants)
68 Km W of Prato (191150 inhabitants)
73 Km W of Scandicci (50609 inhabitants)
79 Km W of Firenze (382808 inhabitants)
99 Km NW of Siena (53903 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 2024-10-01
01:34:37
43.7595 10.2708 9 2024-10-01
01:44:37
Sala Sismica INGV-Roma 131786971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-10-01 01:34:37 ± 0.31
Latitude 43.7595 ± 0.0126
Longitude 10.2708 ± 0.0187
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 131786971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1430
Semi-minor axis of confidence ellipse (meter) 1367
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 201
Circular confidence region, given by single value of horizontal uncertainty (meter) 1430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 247
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
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) 0.18706
Epicentral distance of station farthest from the epicenter (degree) 0.45146
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:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 131786971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-10-01 01:44:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.POPM.HHZ. 2024-10-01T01:34:54.76 0.6 undecidable manual S 51 50.1165 50 0.44 47
GU.CARD.HHZ. 2024-10-01T01:34:49.58 0.6 undecidable manual S 30 34.0437 50 -0.45 48
GU.POPM.HHZ. 2024-10-01T01:34:47.55 0.6 negative manual P 51 50.1165 50 0.13 50
GU.MAIM.HHZ. 2024-10-01T01:34:47.14 0.6 undecidable manual S 46 24.5532 110 0.1 53
GU.SARM.EHN. 2024-10-01T01:34:47.44 0.1 undecidable manual P 12 48.2184 50 0.31 97
GU.EQUI.HHZ. 2024-10-01T01:34:46.62 1.0 undecidable manual P 348 46.0206 50 -0.17 25
IV.BDI.HHZ. 2024-10-01T01:34:46.10 1.0 undecidable manual P 38 42.5241 50 -0.14 25
IV.PII.HHZ. 2024-10-01T01:34:45.63 0.6 undecidable manual S 101 20.7681 113 -0.19 52
GU.CARD.HHZ. 2024-10-01T01:34:44.65 0.1 negative manual P 30 34.0437 50 -0.29 100
GU.MAIM.HHZ. 2024-10-01T01:34:43.18 0.6 undecidable manual P 46 24.5532 110 -0.03 54
IV.PII.HHZ. 2024-10-01T01:34:42.66 0.6 negative manual P 101 20.7681 113 0.15 53
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PII.HHN. ML:1.2 0.00012890000000000002 0.28 AML other m 2024-10-01T01:34:45.97
IV.PII.HHE. ML:1.2 0.00010485815000000002 0.34 AML other m 2024-10-01T01:34:46.00
GU.MAIM.HHE. ML:0.8 0.000040399435 1.28 AML other m 2024-10-01T01:34:47.79
GU.MAIM.HHN. ML:0.5 0.000018246093079999997 0.36 AML other m 2024-10-01T01:34:46.71
GU.CARD.HHN. ML:0.9 0.000036739214999999997 0.14 AML other m 2024-10-01T01:34:50.11
GU.EQUI.HHE. ML:1.3 0.000060524505 1.32 AML other m 2024-10-01T01:34:49.12
GU.EQUI.HHN. ML:1.0 0.000030392784999999997 1.9 AML other m 2024-10-01T01:35:05.83
GU.POPM.HHE. ML:0.8 0.0000149886875 0.16 AML other m 2024-10-01T01:34:55.34
GU.POPM.HHN. ML:0.9 0.000018408609 0.12 AML other m 2024-10-01T01:34:59.46
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