Earthquake with magnitude of ML 1.9 on date 01-08-2021 and time 08:31:22 (UTC) in region 2 km E Palagano (MO)

A magnitude ML 1.9 earthquake occured in region: 2 km E Palagano (MO), on

  • 01-08-2021 08:31:22 (UTC)
  • 01-08-2021 10:31:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3180, 10.6700 at 8 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
Palagano MO 2 2194 2194
Lama Mocogno MO 5 2734 4928
Polinago MO 5 1672 6600
Montefiorino MO 6 2203 8803
Frassinoro MO 8 1926 10729
Montecreto MO 9 940 11669
Riolunato MO 10 712 12381
Toano RE 11 4463 16844
Sestola MO 13 2508 19352
Pievepelago MO 13 2222 21574
Pavullo nel Frignano MO 13 17383 38957
Prignano sulla Secchia MO 13 3747 42704
Serramazzoni MO 15 8282 50986
Fiumalbo MO 15 1280 52266
Fanano MO 16 2989 55255
Villa Minozzo RE 17 3750 59005
Abetone PT 19 621 59626
Carpineti RE 19 4064 63690

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km SW of Modena (184973 inhabitants)
42 Km S of Reggio nell'Emilia (171345 inhabitants)
47 Km NW of Pistoia (90315 inhabitants)
52 Km NE of Massa (69479 inhabitants)
53 Km NE of Carrara (63133 inhabitants)
54 Km N of Lucca (89046 inhabitants)
55 Km SW of Carpi (70699 inhabitants)
57 Km W of Bologna (386663 inhabitants)
59 Km NW of Prato (191150 inhabitants)
60 Km SE of Parma (192836 inhabitants)
60 Km NE of Viareggio (62467 inhabitants)
70 Km NE of Pisa (89158 inhabitants)
71 Km E of La Spezia (93959 inhabitants)
74 Km NW of Scandicci (50609 inhabitants)
77 Km NW of Firenze (382808 inhabitants)
83 Km W of Imola (69797 inhabitants)
90 Km NE of Livorno (159219 inhabitants)
95 Km SW of Ferrara (133155 inhabitants)
97 Km W of Faenza (58541 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 1.9 2021-08-01
08:31:22
44.3177 10.6702 8 2021-12-29
11:12:33
Bollettino Sismico Italiano INGV 95864791
Reviewed
Rev100
ML 2.0 2021-08-01
08:31:21
44.4205 10.6402 16 2021-08-01
08:41:13
Sala Sismica INGV-Roma 93484371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-01 08:31:22 ± 0.12
Latitude 44.3177 ± 0.0063
Longitude 10.6702 ± 0.0088
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 95864791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 657
Semi-minor axis of confidence ellipse (meter) 499
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 172
Circular confidence region, given by single value of horizontal uncertainty (meter) 660.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
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) 0.06745
Epicentral distance of station farthest from the epicenter (degree) 0.63582
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 95864791
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-11-10 15:40:35

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 93484371
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-01 08:41:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BOSL.HHZ. 2021-08-01T08:31:45.00 0.6 undecidable manual S 127 70.5738 50 0.4 41
IV.PII.HHZ. 2021-08-01T08:31:44.14 0.3 undecidable manual S 190 67.0773 50 0.47 62
IV.CRMI.HHZ. 2021-08-01T08:31:43.17 0.6 undecidable manual S 157 62.9925 50 0.61 39
IV.SEI.HHZ. 2021-08-01T08:31:42.50 0.6 undecidable manual S 118 62.0934 50 0.18 44
GU.GRAM.HHZ. 2021-08-01T08:31:40.00 0.6 undecidable manual S 292 51.6039 50 0.46 42
GU.MAIM.HHZ. 2021-08-01T08:31:39.10 0.3 undecidable manual S 198 47.1195 50 0.77 57
GU.EQUI.HHZ. 2021-08-01T08:31:37.00 0.3 undecidable manual S 248 44.4222 50 -0.61 61
IV.MODE.HNZ. 2021-08-01T08:31:37.70 0.3 undecidable manual S 32 41.0256 50 0.98 52
GU.CARD.HHZ. 2021-08-01T08:31:35.30 0.3 undecidable manual S 205 35.6421 102 0.06 71
IV.BOSL.HHZ. 2021-08-01T08:31:34.83 0.3 undecidable manual P 127 70.5738 50 -0.46 61
IV.PII.HHZ. 2021-08-01T08:31:34.51 0.3 undecidable manual P 190 67.0773 50 -0.24 65
GU.POPM.HHZ. 2021-08-01T08:31:33.78 0.6 undecidable manual S 167 31.0467 104 0.1 47
IV.SEI.HHZ. 2021-08-01T08:31:33.50 0.6 undecidable manual P 118 62.0934 50 -0.48 41
IV.CRMI.HHZ. 2021-08-01T08:31:33.72 0.1 undecidable manual P 157 62.9925 50 -0.39 84
IV.BDI.HHZ. 2021-08-01T08:31:33.70 0.3 undecidable manual S 192 28.8489 105 0.74 60
GU.SARM.EHZ. 2021-08-01T08:31:32.38 0.3 undecidable manual S 235 26.0517 107 0.37 68
GU.GRAM.HHZ. 2021-08-01T08:31:32.27 0.3 undecidable manual P 292 51.6039 50 -0.1 69
IV.MOCL.EHZ. 2021-08-01T08:31:32.03 0.3 undecidable manual P 130 53.4021 50 -0.62 60
IV.MPPT.EHN. 2021-08-01T08:31:31.63 0.6 undecidable manual P 140 52.1034 50 -0.81 37
IV.MODE.HNZ. 2021-08-01T08:31:31.29 0.6 undecidable manual P 32 41.0256 50 0.55 42
GU.MAIM.HHZ. 2021-08-01T08:31:31.18 0.3 undecidable manual P 198 47.1195 50 -0.49 64
IV.FNVD.HHZ. 2021-08-01T08:31:31.06 0.6 undecidable manual P 115 39.627 50 0.54 42
GU.EQUI.HHZ. 2021-08-01T08:31:30.63 0.1 undecidable manual P 248 44.4222 50 -0.63 81
GU.CARD.HHZ. 2021-08-01T08:31:29.55 0.3 undecidable manual P 205 35.6421 102 -0.33 67
GU.SARM.EHZ. 2021-08-01T08:31:28.15 0.1 positive manual P 235 26.0517 107 0.13 95
GU.POPM.HHZ. 2021-08-01T08:31:28.82 0.1 positive manual P 167 31.0467 104 -0.16 94
IV.BDI.HHZ. 2021-08-01T08:31:28.57 0.1 positive manual P 192 28.8489 105 0 97
IV.ZCCA.HHZ. 2021-08-01T08:31:27.65 0.1 undecidable manual P 81 24.5532 108 -0.09 96
GU.GSCL.HHZ. 2021-08-01T08:31:26.56 0.6 undecidable manual S 299 7.4814 136 0.24 48
GU.GSCL.HHZ. 2021-08-01T08:31:24.70 0.1 positive manual P 299 7.4814 136 -0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GSCL.HHN. ML:2.1 0.0020949999999999996 1.06 AML other m 2021-08-01T08:31:26.21
GU.GSCL.HHE. ML:1.9 0.00125 1.16 AML other m 2021-08-01T08:31:27.09
GU.CARD.HHN. ML:1.9 0.0003435 0.12 AML other m 2021-08-01T08:31:29.92
IV.BDI.HNN. ML:2.0 0.000459 1.1 AML other m 2021-08-01T08:31:35.18
IV.BDI.HHE. ML:2.1 0.0006635 0.2 AML other m 2021-08-01T08:31:35.56
IV.BDI.HNE. ML:2.0 0.0005185 0.2 AML other m 2021-08-01T08:31:35.57
GU.POPM.HHN. ML:2.0 0.0004965 0.4 AML other m 2021-08-01T08:31:35.67
IV.ZCCA.HHE. ML:1.5 0.0001965 1.64 AML other m 2021-08-01T08:31:35.83
GU.POPM.HHE. ML:2.1 0.0005560000000000001 0.18 AML other m 2021-08-01T08:31:36.10
IV.BDI.HHN. ML:1.9 0.0003835 0.76 AML other m 2021-08-01T08:31:36.34
IV.ZCCA.HHN. ML:1.5 0.00017749999999999998 0.98 AML other m 2021-08-01T08:31:36.72
GU.CARD.HHE. ML:1.8 0.0002845 1.86 AML other m 2021-08-01T08:31:37.98
GU.MAIM.HHE. ML:1.4 0.00007475 0.28 AML other m 2021-08-01T08:31:40.98
GU.MAIM.HHN. ML:1.7 0.000135 0.86 AML other m 2021-08-01T08:31:40.43
GU.GRAM.HHN. ML:1.8 0.000176 0.28 AML other m 2021-08-01T08:31:42.10
GU.GRAM.HHE. ML:2.1 0.0003215 0.32 AML other m 2021-08-01T08:31:42.33
IV.PII.HHE. ML:2.3 0.00035749999999999996 0.2 AML other m 2021-08-01T08:31:45.50
IV.BOSL.HHN. ML:1.3 0.0000288 0.34 AML other m 2021-08-01T08:31:45.85
IV.PII.HHN. ML:2.2 0.000307 0.22 AML other m 2021-08-01T08:31:46.61
IV.SEI.HHN. ML:1.7 0.0000951 0.48 AML other m 2021-08-01T08:31:47.43
IV.SEI.HHE. ML:1.6 0.00008330000000000002 0.38 AML other m 2021-08-01T08:31:50.29
IV.BOSL.HHE. ML:1.2 0.0000234 1.18 AML other m 2021-08-01T08:31:53.94
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
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