Earthquake with magnitude of ML 1.8 on date 27-05-2020 and time 12:02:52 (UTC) in region 4 km W Sambuca Pistoiese (PT)

A magnitude ML 1.8 earthquake occured in region: 4 km W Sambuca Pistoiese (PT), on

  • 27-05-2020 12:02:52 (UTC)
  • 27-05-2020 14:02:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1010, 10.9460 at 9 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
Sambuca Pistoiese PT 4 1626 1626
Alto Reno Terme BO 7 6960 8586
Lizzano in Belvedere BO 8 2212 10798
Castel di Casio BO 10 3448 14246
Gaggio Montano BO 11 4878 19124
San Marcello Pistoiese PT 13 6416 25540
Camugnano BO 14 1885 27425
Cutigliano PT 15 1488 28913
Cantagallo PO 15 3105 32018
Piteglio PT 16 1683 33701
Fanano MO 17 2989 36690
Castiglione dei Pepoli BO 17 5648 42338
Vernio PO 18 6060 48398
Montese MO 19 3353 51751
Pistoia PT 19 90315 142066
Montale PT 19 10737 152803

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km N of Pistoia (90315 inhabitants)
27 Km NW of Prato (191150 inhabitants)
43 Km NW of Scandicci (50609 inhabitants)
44 Km NW of Firenze (382808 inhabitants)
45 Km NE of Lucca (89046 inhabitants)
54 Km SW of Bologna (386663 inhabitants)
61 Km S of Modena (184973 inhabitants)
61 Km NE of Pisa (89158 inhabitants)
61 Km E of Viareggio (62467 inhabitants)
65 Km E of Massa (69479 inhabitants)
68 Km W of Imola (69797 inhabitants)
68 Km E of Carrara (63133 inhabitants)
71 Km SE of Reggio nell'Emilia (171345 inhabitants)
76 Km S of Carpi (70699 inhabitants)
78 Km W of Faenza (58541 inhabitants)
79 Km NE of Livorno (159219 inhabitants)
89 Km W of Forlì (117913 inhabitants)
89 Km E of La Spezia (93959 inhabitants)
92 Km SE of Parma (192836 inhabitants)
92 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
Bulletin
Rev1000
ML 1.8 2020-05-27
12:02:52
44.1008 10.9455 9 2020-11-19
12:36:49
Bollettino Sismico Italiano INGV 80399511
Reviewed
Rev100
ML 1.8 2020-05-27
12:02:52
44.0967 10.9602 10 2020-05-27
13:45:46
Sala Sismica INGV-Roma 79622171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-27 12:02:52 ± 0.1
Latitude 44.1008 ± 0.0072
Longitude 10.9455 ± 0.0050
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80399511

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 776
Semi-minor axis of confidence ellipse (meter) 153
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 359
Circular confidence region, given by single value of horizontal uncertainty (meter) 780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 108
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.14389
Epicentral distance of station farthest from the epicenter (degree) 0.67899
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 17
Type of magnitude ML
Reference to an origin 80399511
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-22 10:06:28

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 79622171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-27 13:45:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASQU.HHE. 2020-05-27T12:03:16.22 0.6 undecidable manual S 116 75.369 50 0.42 56
IV.SFI.HNN. 2020-05-27T12:03:16.08 0.6 undecidable manual S 107 75.1692 50 0.34 57
IV.RINC.HHN. 2020-05-27T12:03:11.90 0.6 undecidable manual S 114 57.8976 50 0.76 51
IV.PII.HHZ. 2020-05-27T12:03:09.04 0.6 undecidable manual S 219 53.8017 50 -1.01 47
IV.RUFI.EHZ. 2020-05-27T12:03:09.99 0.6 undecidable manual S 123 53.6019 50 -0.01 64
IV.ASQU.HHE. 2020-05-27T12:03:07.00 0.6 undecidable manual P 116 75.369 50 0.91 47
IV.RONT.HHZ. 2020-05-27T12:03:06.51 0.6 undecidable manual S 107 40.626 50 -0.02 65
IV.SFI.HNN. 2020-05-27T12:03:06.41 0.6 undecidable manual P 107 75.1692 50 0.35 57
GU.MAIM.HHE. 2020-05-27T12:03:06.38 0.6 undecidable manual S 240 41.7249 50 -0.44 60
GU.GSCL.HHZ. 2020-05-27T12:03:06.34 0.3 undecidable manual S 314 39.627 50 0.08 97
GU.CARD.HHZ. 2020-05-27T12:03:05.37 0.6 undecidable manual S 257 37.8288 50 -0.41 60
IV.VISG.HHZ. 2020-05-27T12:03:05.94 0.6 undecidable manual S 76 40.1265 50 -0.45 60
IV.CRMI.HHZ. 2020-05-27T12:03:04.64 0.6 undecidable manual S 175 33.9438 50 -0.11 65
IV.RINC.HHN. 2020-05-27T12:03:04.47 0.3 undecidable manual P 114 57.8976 50 1.07 67
IV.LMD.HHE. 2020-05-27T12:03:04.22 0.6 undecidable manual P 92 60.7947 50 0.38 58
IV.SEI.HHZ. 2020-05-27T12:03:03.63 0.6 undecidable manual S 99 33.3444 50 -0.94 50
IV.RUFI.EHZ. 2020-05-27T12:03:03.45 0.6 undecidable manual P 123 53.6019 50 0.7 53
IV.BDI.HHZ. 2020-05-27T12:03:02.86 0.6 undecidable manual S 261 28.1496 108 -0.28 63
IV.PII.HHZ. 2020-05-27T12:03:02.52 0.6 undecidable manual P 219 53.8017 50 -0.25 61
GU.MAIM.HHE. 2020-05-27T12:03:01.04 0.6 undecidable manual P 240 41.7249 50 0.13 64
MN.VLC.HHZ. 2020-05-27T12:03:01.90 0.6 undecidable manual P 278 45.0216 50 0.49 59
IV.VISG.HHZ. 2020-05-27T12:03:00.20 0.3 undecidable manual P 76 40.1265 50 -0.46 89
GU.GSCL.HHZ. 2020-05-27T12:03:00.72 0.3 undecidable manual P 314 39.627 50 0.13 96
IV.RONT.HHZ. 2020-05-27T12:03:00.68 0.6 undecidable manual P 107 40.626 50 -0.06 65
IV.MPPT.EHZ. 2020-05-27T12:03:00.22 0.6 undecidable manual S 144 19.6692 115 -0.17 66
GU.CARD.HHZ. 2020-05-27T12:03:00.65 0.6 undecidable manual P 257 37.8288 50 0.34 61
GU.POPM.HHZ. 2020-05-27T12:02:59.74 0.3 undecidable manual S 248 16.2726 120 0.4 94
IV.CRMI.HHZ. 2020-05-27T12:02:59.39 0.6 undecidable manual P 175 33.9438 50 -0.32 62
IV.FNVD.HHZ. 2020-05-27T12:02:58.94 0.3 undecidable manual S 62 15.9729 120 -0.31 96
IV.BDI.HHZ. 2020-05-27T12:02:58.81 0.3 undecidable manual P 261 28.1496 108 0.02 100
IV.SEI.HHZ. 2020-05-27T12:02:58.96 0.3 undecidable manual P 99 33.3444 50 -0.65 84
IV.MPPT.EHZ. 2020-05-27T12:02:56.95 0.3 undecidable manual P 144 19.6692 115 -0.25 97
IV.FNVD.HHZ. 2020-05-27T12:02:56.41 0.3 undecidable manual P 62 15.9729 120 -0.13 100
GU.POPM.HHZ. 2020-05-27T12:02:56.79 0.3 undecidable manual P 248 16.2726 120 0.2 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FNVD.HHN. ML:2.1 0.00107793555 0.1792 AML other m 2020-05-27T12:02:59.42
IV.FNVD.HHE. ML:1.9 0.00073467625 0.0832 AML other m 2020-05-27T12:02:59.52
IV.MPPT.EHN. ML:1.9 0.00062933255 0.1984 AML other m 2020-05-27T12:03:00.45
IV.MPPT.EHE. ML:1.6 0.00033138849999999996 0.2432 AML other m 2020-05-27T12:03:01.03
IV.BDI.HNN. ML:1.8 0.0002933332 0.3264 AML other m 2020-05-27T12:03:03.39
IV.BDI.HHE. ML:1.7 0.00026808375 0.16 AML other m 2020-05-27T12:03:03.56
IV.BDI.HNE. ML:1.6 0.000223168595 0.1408 AML other m 2020-05-27T12:03:03.70
IV.BDI.HHN. ML:1.8 0.00029950290000000003 0.1856 AML other m 2020-05-27T12:03:03.39
IV.VISG.HHN. ML:1.4 0.000094951045 0.3008 AML other m 2020-05-27T12:03:06.20
GU.CARD.HHN. ML:1.8 0.00023113774999999998 0.1216 AML other m 2020-05-27T12:03:06.06
GU.CARD.HHE. ML:1.5 0.000126605825 0.1408 AML other m 2020-05-27T12:03:06.13
IV.RONT.HHN. ML:2.0 0.00031048735000000004 0.2816 AML other m 2020-05-27T12:03:10.33
IV.RONT.HHE. ML:1.9 0.00026148495 0.2752 AML other m 2020-05-27T12:03:10.68
GU.GSCL.HHE. ML:1.7 0.00017889845 0.3008 AML other m 2020-05-27T12:03:06.83
GU.GSCL.HHN. ML:2.0 0.00035709815 0.1984 AML other m 2020-05-27T12:03:06.85
IV.PII.HHN. ML:2.0 0.00022599475 0.2176 AML other m 2020-05-27T12:03:09.52
IV.PII.HHE. ML:1.9 0.00020007249999999999 0.1792 AML other m 2020-05-27T12:03:09.28
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