Earthquake with magnitude of ML 0.8 on date 23-09-2022 and time 03:34:46 (Italy) in region 8 km W Pievepelago (MO)

A magnitude ML 0.8 earthquake occured in region: 8 km W Pievepelago (MO), on

  • 23-09-2022 01:34:46 (UTC)
  • 23-09-2022 03:34:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1980, 10.5180 at 13 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
Pievepelago MO 8 2222 2222
Castiglione di Garfagnana LU 10 1818 4040
Fosciandora LU 10 602 4642
Villa Collemandina LU 10 1334 5976
Fiumalbo MO 11 1280 7256
Pieve Fosciana LU 11 2414 9670
Riolunato MO 12 712 10382
Frassinoro MO 12 1926 12308
Castelnuovo di Garfagnana LU 13 5950 18258
Abetone PT 13 621 18879
San Romano in Garfagnana LU 14 1410 20289
Barga LU 14 10034 30323
Coreglia Antelminelli LU 15 5215 35538
Camporgiano LU 15 2176 37714
Molazzana LU 16 1043 38757
Gallicano LU 17 3807 42564
Montecreto MO 17 940 43504
Palagano MO 17 2194 45698
Piazza al Serchio LU 17 2367 48065
Sillano Giuncugnano LU 18 1085 49150
Careggine LU 18 564 49714
Villa Minozzo RE 19 3750 53464
Fabbriche di Vergemoli LU 19 768 54232
Montefiorino MO 20 2203 56435

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NE of Massa (69479 inhabitants)
36 Km E of Carrara (63133 inhabitants)
39 Km N of Lucca (89046 inhabitants)
42 Km NE of Viareggio (62467 inhabitants)
43 Km NW of Pistoia (90315 inhabitants)
54 Km N of Pisa (89158 inhabitants)
56 Km E of La Spezia (93959 inhabitants)
56 Km S of Reggio nell'Emilia (171345 inhabitants)
58 Km NW of Prato (191150 inhabitants)
60 Km SW of Modena (184973 inhabitants)
69 Km S of Parma (192836 inhabitants)
71 Km SW of Carpi (70699 inhabitants)
72 Km NW of Scandicci (50609 inhabitants)
74 Km W of Bologna (386663 inhabitants)
74 Km N of Livorno (159219 inhabitants)
76 Km NW of Firenze (382808 inhabitants)
97 Km W of Imola (69797 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 2022-09-23
01:34:46
44.1975 10.5177 13 2022-09-23
01:41:14
Sala Sismica INGV-Roma 110035391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-23 01:34:46 ± 0.08
Latitude 44.1975 ± 0.0018
Longitude 10.5177 ± 0.0063
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 110035391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 460
Semi-minor axis of confidence ellipse (meter) 279
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 85
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 190
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.22933
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 110035391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-23 01:41:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2022-09-23T01:35:14.92 3.0 undecidable manual Sn -0.03 0
IV.MURB.HNZ. 2022-09-23T01:34:56.11 3.0 undecidable manual P 0 0
GU.POPM.HHZ. 2022-09-23T01:34:55.89 0.1 undecidable manual S 132 25.4523 98 0.04 98
GU.CARD.HHZ. 2022-09-23T01:34:54.23 0.1 undecidable manual S 188 19.2696 105 0.01 100
IV.BDI.HHZ. 2022-09-23T01:34:53.41 0.1 undecidable manual S 157 16.1727 111 -0.03 100
GU.GSCL.HHZ. 2022-09-23T01:34:53.83 0.1 undecidable manual S 18 17.871 107 -0.04 99
GU.POPM.HHZ. 2022-09-23T01:34:51.63 1.0 negative manual P 132 25.4523 98 -0.3 23
IV.BDI.HHZ. 2022-09-23T01:34:50.53 0.6 positive manual P 157 16.1727 111 -0.01 50
GU.GSCL.HHZ. 2022-09-23T01:34:50.90 0.6 positive manual P 18 17.871 107 0.12 49
GU.CARD.HHZ. 2022-09-23T01:34:50.99 0.6 undecidable manual P 188 19.2696 105 0.01 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BDI.HHN. ML:0.7 0.00004035 1.3 AML other m 2022-09-23T01:34:53.32
GU.GSCL.HHE. ML:0.9 0.000054499999999999997 0.22 AML other m 2022-09-23T01:35:28.20
GU.GSCL.HHN. ML:1.0 0.00007149999999999999 0.14 AML other m 2022-09-23T01:35:28.29
IV.BDI.HHE. ML:0.6 0.000037000000000000005 0.78 AML other m 2022-09-23T01:35:28.91
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