Earthquake with magnitude of ML 1.3 on date 05-07-2022 and time 11:58:44 (UTC) in region Costa Toscana settentrionale (Massa Carrara, Lucca, Pisa)

A magnitude ML 1.3 earthquake occured in region: Costa Toscana settentrionale (Massa Carrara, Lucca, Pisa), on

  • 05-07-2022 11:58:44 (UTC)
  • 05-07-2022 13:58:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.8620, 10.2150 at 5 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Viareggio LU 3 62467 62467
Massarosa LU 10 22471 84938
Pietrasanta LU 11 24007 108945
Camaiore LU 11 32513 141458
Forte dei Marmi LU 12 7510 148968
Seravezza LU 15 13073 162041
Stazzema LU 17 3193 165234
Vecchiano PI 17 12189 177423
Montignoso MS 18 10323 187746
Pescaglia LU 20 3526 191272

Municipalities with at least 50000 inhabitants

An earthquake occurred to
3 Km W of Viareggio (62467 inhabitants)
20 Km S of Massa (69479 inhabitants)
22 Km NW of Pisa (89158 inhabitants)
23 Km W of Lucca (89046 inhabitants)
26 Km SE of Carrara (63133 inhabitants)
35 Km N of Livorno (159219 inhabitants)
41 Km SE of La Spezia (93959 inhabitants)
57 Km W of Pistoia (90315 inhabitants)
71 Km W of Prato (191150 inhabitants)
79 Km W of Scandicci (50609 inhabitants)
84 Km W of Firenze (382808 inhabitants)
99 Km SW of Reggio nell'Emilia (171345 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
Bulletin
Rev1000
ML 1.3 2022-07-05
11:58:44
43.8623 10.2147 5 2023-01-31
19:03:51
Bollettino Sismico Italiano INGV 110723361
Reviewed
Rev100
ML 1.4 2022-07-05
11:58:44
43.8562 10.2023 5 2022-07-05
12:08:12
Sala Sismica INGV-Roma 106837971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-05 11:58:44 ± 0.18
Latitude 43.8623 ± 0.0081
Longitude 10.2147 ± 0.0087
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 110723361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 970
Semi-minor axis of confidence ellipse (meter) 106
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 30
Circular confidence region, given by single value of horizontal uncertainty (meter) 970.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 184
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.20594
Epicentral distance of station farthest from the epicenter (degree) 0.67539
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 110723361
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-10-11 13:08:38

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 106837971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-07-05 12:08:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GRAM.HHZ. 2022-07-05T11:59:07.31 0.6 undecidable manual S 350 70.6737 50 -0.08 46
GU.GSCL.HHN. 2022-07-05T11:59:05.06 0.6 undecidable manual S 29 61.7937 50 0.05 47
GU.POPM.HHZ. 2022-07-05T11:59:00.47 0.3 undecidable manual S 65 47.8188 50 -0.81 58
IV.MSSA.HHZ. 2022-07-05T11:58:59.01 0.1 undecidable manual P 312 74.9694 50 0.52 82
GU.GRAM.HHZ. 2022-07-05T11:58:58.30 0.1 undecidable manual P 350 70.6737 50 0.47 84
GU.SARM.EHZ. 2022-07-05T11:58:58.08 0.6 undecidable manual S 23 38.628 98 -0.23 47
IV.PLMA.HHE. 2022-07-05T11:58:57.20 0.3 undecidable manual S 306 35.5422 98 -0.04 74
MN.VLC.HHZ. 2022-07-05T11:58:56.90 0.6 undecidable manual S 23 35.742 98 -0.39 46
GU.GSCL.HHN. 2022-07-05T11:58:56.05 0.1 undecidable manual P 29 61.7937 50 -0.41 87
GU.EQUI.HHE. 2022-07-05T11:58:56.26 0.3 undecidable manual S 352 34.0437 99 -0.46 68
IV.PII.HHZ. 2022-07-05T11:58:54.37 0.3 undecidable manual S 122 29.3484 100 -0.74 62
GU.CARD.HHZ. 2022-07-05T11:58:54.79 0.6 undecidable manual S 50 28.0497 101 0.12 49
GU.POPM.HHZ. 2022-07-05T11:58:54.53 0.1 undecidable manual P 65 47.8188 50 0.23 93
GU.MAIM.HHZ. 2022-07-05T11:58:53.01 0.3 undecidable manual S 76 22.8549 103 0.11 75
GU.SARM.EHZ. 2022-07-05T11:58:52.80 0.1 undecidable manual P 23 38.628 98 0.22 94
MN.VLC.HHZ. 2022-07-05T11:58:52.24 0.1 undecidable manual P 23 35.742 98 0.24 94
IV.PLMA.HHE. 2022-07-05T11:58:51.30 0.1 undecidable manual P 306 35.5422 98 -0.67 84
GU.EQUI.HHE. 2022-07-05T11:58:51.69 0.1 undecidable manual P 352 34.0437 99 0.02 99
GU.MAIM.HHZ. 2022-07-05T11:58:50.08 0.1 undecidable manual P 76 22.8549 103 0.61 88
IV.PII.HHZ. 2022-07-05T11:58:50.72 0.1 undecidable manual P 122 29.3484 100 -0.02 100
GU.CARD.HHZ. 2022-07-05T11:58:50.82 0.1 undecidable manual P 50 28.0497 101 0.33 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.MAIM.HHE. ML:0.9 0.0000547 1.38 AML other m 2022-07-05T11:58:53.30
GU.MAIM.HHN. ML:1.2 0.0001115 0.48 AML other m 2022-07-05T11:58:53.36
IV.PII.HHN. ML:1.4 0.00014050000000000003 0.44 AML other m 2022-07-05T11:58:54.76
IV.PII.HHE. ML:1.3 0.00011149999999999999 0.5 AML other m 2022-07-05T11:58:55.25
GU.CARD.HHE. ML:1.6 0.00020750000000000003 0.32 AML other m 2022-07-05T11:58:55.43
GU.CARD.HHN. ML:1.5 0.00017999999999999998 0.28 AML other m 2022-07-05T11:58:55.33
MN.VLC.HHE. ML:0.9 0.00003165 0.84 AML other m 2022-07-05T11:58:57.58
MN.VLC.HHN. ML:0.8 0.0000275 0.66 AML other m 2022-07-05T11:58:57.42
GU.POPM.HHN. ML:1.6 0.00009865 1.58 AML other m 2022-07-05T11:59:00.14
GU.POPM.HHE. ML:1.6 0.00011355000000000001 0.16 AML other m 2022-07-05T11:59:02.18
GU.GRAM.HHE. ML:1.2 0.000026171790000000002 0.1792 AML other m 2022-07-05T11:59:10.28
GU.GRAM.HHN. ML:1.2 0.000025660745 0.1408 AML other m 2022-07-05T11:59:08.44
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download