Earthquake with magnitude of ML 1.3 on date 07-09-2021 and time 21:46:45 (Italy) in region 4 km SW Lizzano in Belvedere (BO)

A magnitude ML 1.3 earthquake occured in region: 4 km SW Lizzano in Belvedere (BO), on

  • 07-09-2021 19:46:45 (UTC)
  • 07-09-2021 21:46:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1340, 10.8670 at 10 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
Lizzano in Belvedere BO 4 2212 2212
Alto Reno Terme BO 9 6960 9172
Gaggio Montano BO 9 4878 14050
Cutigliano PT 10 1488 15538
Fanano MO 10 2989 18527
San Marcello Pistoiese PT 10 6416 24943
Sambuca Pistoiese PT 11 1626 26569
Sestola MO 13 2508 29077
Castel di Casio BO 14 3448 32525
Piteglio PT 14 1683 34208
Abetone PT 16 621 34829
Montese MO 16 3353 38182
Montecreto MO 17 940 39122
Camugnano BO 18 1885 41007
Fiumalbo MO 18 1280 42287
Castel d'Aiano BO 20 1906 44193

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km N of Pistoia (90315 inhabitants)
34 Km NW of Prato (191150 inhabitants)
43 Km NE of Lucca (89046 inhabitants)
49 Km NW of Scandicci (50609 inhabitants)
51 Km NW of Firenze (382808 inhabitants)
55 Km SW of Bologna (386663 inhabitants)
57 Km S of Modena (184973 inhabitants)
58 Km NE of Viareggio (62467 inhabitants)
59 Km E of Massa (69479 inhabitants)
60 Km NE of Pisa (89158 inhabitants)
62 Km E of Carrara (63133 inhabitants)
66 Km SE of Reggio nell'Emilia (171345 inhabitants)
72 Km W of Imola (69797 inhabitants)
72 Km S of Carpi (70699 inhabitants)
79 Km NE of Livorno (159219 inhabitants)
83 Km W of Faenza (58541 inhabitants)
83 Km E of La Spezia (93959 inhabitants)
86 Km SE of Parma (192836 inhabitants)
94 Km W of Forlì (117913 inhabitants)
98 Km NW of Siena (53903 inhabitants)
98 Km SW of Ferrara (133155 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 1.3 2021-09-07
19:46:45
44.1338 10.8667 10 2021-09-07
19:54:11
Sala Sismica INGV-Roma 95169681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-07 19:46:45 ± 0.09
Latitude 44.1338 ± 0.0054
Longitude 10.8667 ± 0.0063
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 95169681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 644
Semi-minor axis of confidence ellipse (meter) 285
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 350
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36153
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 95169681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-07 19:54:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2021-09-07T19:47:20.89 3.0 undecidable manual S -2.14 0
IV.TREG.HNZ. 2021-09-07T19:47:12.54 3.0 positive manual P 2.84 0
IV.SBPO.HNZ. 2021-09-07T19:47:02.92 3.0 negative manual P -0.1 0
GU.MAIM.HHZ. 2021-09-07T19:46:58.11 0.6 undecidable manual S 231 38.628 50 -0.34 46
IV.CRMI.HHZ. 2021-09-07T19:46:58.66 0.6 undecidable manual S 166 38.628 50 0.22 48
GU.GSCL.HHZ. 2021-09-07T19:46:56.79 0.6 undecidable manual S 317 32.745 50 -0.07 50
IV.MOCL.EHZ. 2021-09-07T19:46:56.02 0.6 undecidable manual S 120 28.8489 50 0.19 49
IV.PII.HHZ. 2021-09-07T19:46:55.04 3.0 positive manual P 0.01 0
IV.MPPT.EHZ. 2021-09-07T19:46:55.26 0.6 undecidable manual S 138 26.4513 50 0.06 50
IV.FNVD.HHZ. 2021-09-07T19:46:53.23 0.6 undecidable manual S 79 20.7681 116 -0.21 49
IV.CRMI.HHZ. 2021-09-07T19:46:53.33 0.6 undecidable manual P 166 38.628 50 0.38 46
IV.BDI.HHZ. 2021-09-07T19:46:53.83 0.6 undecidable manual S 250 22.9548 114 -0.32 48
GU.MAIM.HHZ. 2021-09-07T19:46:52.89 0.6 negative manual P 231 38.628 50 -0.07 49
IV.SEI.HHZ. 2021-09-07T19:46:52.92 0.1 undecidable manual P 103 40.1265 50 -0.27 94
GU.GSCL.HHZ. 2021-09-07T19:46:51.91 0.6 positive manual P 317 32.745 50 -0.13 49
IV.MOCL.EHZ. 2021-09-07T19:46:51.28 0.1 undecidable manual P 120 28.8489 50 -0.16 98
IV.ZCCA.HHZ. 2021-09-07T19:46:51.54 0.1 positive manual P 20 25.6521 50 0.59 88
GU.POPM.HHZ. 2021-09-07T19:46:51.60 0.6 undecidable manual S 222 13.1757 127 0.41 48
IV.MPPT.EHZ. 2021-09-07T19:46:50.91 0.1 undecidable manual P 138 26.4513 50 -0.17 98
IV.BDI.HHZ. 2021-09-07T19:46:50.26 0.1 positive manual P 250 22.9548 114 -0.21 98
GU.POPM.HHZ. 2021-09-07T19:46:49.08 0.1 undecidable manual P 222 13.1757 127 0.31 97
IV.FNVD.HHZ. 2021-09-07T19:46:49.93 0.1 undecidable manual P 79 20.7681 116 -0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ZCCA.HHN. ML:1.0 0.00005666601 0.1152 AML other m 2021-09-07T19:46:51.91
IV.FNVD.HHN. ML:1.3 0.0001339975 0.1152 AML other m 2021-09-07T19:46:54.36
IV.BDI.HHN. ML:1.6 0.00025813269999999997 0.1152 AML other m 2021-09-07T19:46:53.96
IV.BDI.HHE. ML:1.4 0.00016577799999999997 0.1408 AML other m 2021-09-07T19:46:54.20
IV.FNVD.HHE. ML:1.2 0.00009765 0.36 AML other m 2021-09-07T19:46:55.46
IV.MPPT.EHE. ML:1.1 0.000067134605 0.1536 AML other m 2021-09-07T19:46:55.60
IV.MPPT.EHN. ML:1.1 0.000063021725 0.192 AML other m 2021-09-07T19:46:55.85
GU.GSCL.HHN. ML:1.4 0.00010747191 0.1792 AML other m 2021-09-07T19:46:57.28
IV.ZCCA.HHE. ML:1.3 0.0001074 0.28 AML other m 2021-09-07T19:46:58.28
GU.MAIM.HHN. ML:1.0 0.00003521954 0.2432 AML other m 2021-09-07T19:46:59.85
GU.MAIM.HHE. ML:0.8 0.000025585409999999998 0.1152 AML other m 2021-09-07T19:46:58.75
IV.CRMI.HHE. ML:0.7 0.00001995 0.18 AML other m 2021-09-07T19:46:58.95
IV.CRMI.HHN. ML:0.7 0.000017620235 0.1408 AML other m 2021-09-07T19:46:58.85
IV.PII.HHE. ML:1.4 0.00005690000000000001 1.7 AML other m 2021-09-07T19:47:04.96
GU.GSCL.HHE. ML:1.0 0.00003915 0.82 AML other m 2021-09-07T19:47:04.63
IV.PII.HHN. ML:1.3 0.0000519 0.22 AML other m 2021-09-07T19:47:04.53
IV.BDI.HNE. ML:1.5 0.00018956955 0.1536 AML other m 2021-09-07T19:46:55.39
IV.BDI.HNN. ML:1.6 0.00024302270000000001 0.1152 AML other m 2021-09-07T19:46:53.96
IV.MOCL.EHE. ML:1.0 0.000047517909999999995 0.1792 AML other m 2021-09-07T19:46:56.57
IV.MOCL.EHN. ML:0.8 0.000034492830000000005 0.1024 AML other m 2021-09-07T19:46:56.49
IV.ZCCA.HNE. ML:1.4 0.00013198710000000003 0.2816 AML other m 2021-09-07T19:46:58.15
IV.ZCCA.HNN. ML:1.4 0.00014572404 0.9216 AML other m 2021-09-07T19:47:05.15
IV.SEI.HHE. ML:1.4 0.00008420791 0.4352 AML other m 2021-09-07T19:47:04.41
IV.SEI.HHN. ML:1.2 0.000058927965 0.256 AML other m 2021-09-07T19:47:01.31
IV.CRMI.HNE. ML:1.7 0.00016896241 0.64 AML other m 2021-09-07T19:47:10.87
IV.CRMI.HNN. ML:1.9 0.00026839160000000003 1.152 AML other m 2021-09-07T19:46:52.44
IV.SBPO.HNE. ML:3.2 0.0015943785 0.064 AML other m 2021-09-07T19:47:06.37
IV.SBPO.HNN. ML:2.7 0.00047057554999999996 0.064 AML other m 2021-09-07T19:47:08.40
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