Earthquake with magnitude of ML 1.0 on date 07-09-2021 and time 03:02:05 (UTC) in region 5 km SW Lizzano in Belvedere (BO)

A magnitude ML 1.0 earthquake occured in region: 5 km SW Lizzano in Belvedere (BO), on

  • 07-09-2021 03:02:05 (UTC)
  • 07-09-2021 05:02:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1230, 10.8610 at 14 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
Lizzano in Belvedere BO 5 2212 2212
Cutigliano PT 9 1488 3700
San Marcello Pistoiese PT 9 6416 10116
Alto Reno Terme BO 10 6960 17076
Gaggio Montano BO 11 4878 21954
Fanano MO 11 2989 24943
Sambuca Pistoiese PT 11 1626 26569
Piteglio PT 13 1683 28252
Sestola MO 14 2508 30760
Castel di Casio BO 15 3448 34208
Abetone PT 16 621 34829
Montese MO 17 3353 38182
Montecreto MO 18 940 39122
Fiumalbo MO 18 1280 40402
Camugnano BO 19 1885 42287

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km N of Pistoia (90315 inhabitants)
33 Km NW of Prato (191150 inhabitants)
42 Km NE of Lucca (89046 inhabitants)
48 Km NW of Scandicci (50609 inhabitants)
50 Km NW of Firenze (382808 inhabitants)
56 Km SW of Bologna (386663 inhabitants)
57 Km NE of Viareggio (62467 inhabitants)
58 Km E of Massa (69479 inhabitants)
58 Km NE of Pisa (89158 inhabitants)
59 Km S of Modena (184973 inhabitants)
61 Km E of Carrara (63133 inhabitants)
67 Km S of Reggio nell'Emilia (171345 inhabitants)
73 Km W of Imola (69797 inhabitants)
73 Km S of Carpi (70699 inhabitants)
77 Km NE of Livorno (159219 inhabitants)
82 Km E of La Spezia (93959 inhabitants)
84 Km W of Faenza (58541 inhabitants)
87 Km SE of Parma (192836 inhabitants)
95 Km W of Forlì (117913 inhabitants)
97 Km NW of Siena (53903 inhabitants)
100 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
Bulletin
Rev1000
ML 1.0 2021-09-07
03:02:05
44.1232 10.8612 14 2022-03-30
13:04:40
Bollettino Sismico Italiano INGV 101967371
Reviewed
Rev100
ML 1.1 2021-09-07
03:02:05
44.0958 10.8458 18 2021-09-07
03:10:58
Sala Sismica INGV-Roma 95133111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-07 03:02:05 ± 0.08
Latitude 44.1232 ± 0.0054
Longitude 10.8612 ± 0.0050
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 101967371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 606
Semi-minor axis of confidence ellipse (meter) 256
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 10
Circular confidence region, given by single value of horizontal uncertainty (meter) 610.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 76
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.67719
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 19
Type of magnitude ML
Reference to an origin 95133111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-07 03:10:58

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 19
Type of magnitude ML
Reference to an origin 101967371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-03-14 11:17:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MAGA.HHZ. 2021-09-07T03:02:38.45 3.0 undecidable manual Pg 1.39 0
IV.ARVD.HHZ. 2021-09-07T03:02:37.98 3.0 negative manual Pg 2.23 0
IV.PII.HHZ. 2021-09-07T03:02:21.08 0.6 undecidable manual S 211 52.0035 94 -1.08 35
GU.GRAM.HHZ. 2021-09-07T03:02:19.32 0.3 undecidable manual P 303 75.1692 92 0.5 62
IV.SEI.HHZ. 2021-09-07T03:02:19.28 0.3 undecidable manual S 101 40.3263 95 0.21 71
GU.MAIM.HHZ. 2021-09-07T03:02:18.47 0.6 undecidable manual S 232 37.5291 96 0.15 47
GU.SARM.EHZ. 2021-09-07T03:02:17.96 0.3 undecidable manual S 281 37.2294 96 -0.28 70
GU.CARD.HHE. 2021-09-07T03:02:16.79 0.6 undecidable manual S 251 32.0457 98 -0.07 49
GU.GSCL.HHZ. 2021-09-07T03:02:16.89 0.6 undecidable manual S 319 33.2445 97 -0.3 46
IV.PII.HHZ. 2021-09-07T03:02:15.23 0.3 undecidable manual P 211 52.0035 94 -0.02 72
IV.MPPT.EHZ. 2021-09-07T03:02:15.63 0.6 undecidable manual S 135 25.9518 101 0.39 46
IV.MOCL.EHZ. 2021-09-07T03:02:15.97 0.6 undecidable manual S 117 28.6491 99 0 50
IV.BDI.HHZ. 2021-09-07T03:02:14.10 0.6 undecidable manual S 253 22.1556 104 -0.17 49
GU.MAIM.HHZ. 2021-09-07T03:02:13.65 0.6 undecidable manual P 232 37.5291 96 0.62 42
IV.FNVD.HHN. 2021-09-07T03:02:13.52 0.6 undecidable manual S 77 21.4674 105 -0.55 43
IV.SEI.HHZ. 2021-09-07T03:02:13.38 0.1 positive manual P 101 40.3263 95 -0.08 96
GU.GSCL.HHZ. 2021-09-07T03:02:12.17 0.3 undecidable manual P 319 33.2445 97 -0.2 71
GU.SARM.EHZ. 2021-09-07T03:02:12.86 0.3 undecidable manual P 281 37.2294 96 -0.12 72
GU.CARD.HHE. 2021-09-07T03:02:12.08 0.3 undecidable manual P 251 32.0457 98 -0.11 73
IV.MOCL.EHZ. 2021-09-07T03:02:11.75 0.3 undecidable manual P 117 28.6491 99 0.08 74
IV.ZCCA.HHZ. 2021-09-07T03:02:11.86 0.1 undecidable manual P 20 26.8509 100 0.46 92
GU.POPM.HHE. 2021-09-07T03:02:11.95 0.1 undecidable manual S 224 11.9769 127 0.15 99
IV.MPPT.EHZ. 2021-09-07T03:02:11.31 0.3 undecidable manual P 135 25.9518 101 0.06 75
IV.FNVD.HHN. 2021-09-07T03:02:10.34 0.1 undecidable manual P 77 21.4674 105 -0.24 95
IV.BDI.HHZ. 2021-09-07T03:02:10.62 0.1 positive manual P 253 22.1556 104 -0.07 100
GU.POPM.HHE. 2021-09-07T03:02:09.41 0.1 undecidable manual P 224 11.9769 127 0.14 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BDI.HHN. ML:1.5 0.00019600000000000002 0.12 AML other m 2021-09-07T03:02:14.31
IV.BDI.HNN. ML:1.4 0.00016497515999999997 0.1184 AML other m 2021-09-07T03:02:14.31
IV.BDI.HNE. ML:1.3 0.00012858795000000002 0.1792 AML other m 2021-09-07T03:02:14.41
IV.BDI.HHE. ML:1.3 0.00011435317 1.84 AML other m 2021-09-07T03:02:15.00
IV.MPPT.EHN. ML:0.7 0.000026450000000000003 0.24 AML other m 2021-09-07T03:02:16.28
IV.MPPT.EHE. ML:0.8 0.00003145 0.94 AML other m 2021-09-07T03:02:16.43
IV.MOCL.EHN. ML:0.9 0.00003677687 0.1392 AML other m 2021-09-07T03:02:16.49
IV.MOCL.EHE. ML:0.9 0.000037930659999999996 0.1408 AML other m 2021-09-07T03:02:16.65
GU.GSCL.HHE. ML:0.8 0.0000265189 0.44 AML other m 2021-09-07T03:02:17.27
GU.GSCL.HHN. ML:0.9 0.00002792975 0.2 AML other m 2021-09-07T03:02:17.35
IV.ZCCA.HHN. ML:0.9 0.000044597555 0.3408 AML other m 2021-09-07T03:02:18.27
IV.ZCCA.HHE. ML:1.1 0.00006677309000000001 0.2784 AML other m 2021-09-07T03:02:18.62
GU.MAIM.HHE. ML:0.8 0.000025600000000000002 0.24 AML other m 2021-09-07T03:02:19.01
GU.MAIM.HHN. ML:0.8 0.000020125255000000002 0.1392 AML other m 2021-09-07T03:02:20.44
IV.PII.HHE. ML:1.2 0.0000339 1.54 AML other m 2021-09-07T03:02:23.77
IV.PII.HHN. ML:1.1 0.0000316 0.28 AML other m 2021-09-07T03:02:23.65
IV.SEI.HHE. ML:1.3 0.000057589784999999994 0.4416 AML other m 2021-09-07T03:02:24.86
IV.SEI.HHN. ML:1.1 0.00004432567499999999 1.36 AML other m 2021-09-07T03:02:27.98
GU.GRAM.HHE. ML:1.1 0.000020715739999999998 0.32 AML other m 2021-09-07T03:02:30.32
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