Earthquake with magnitude of ML 1.5 on date 28-06-2022 and time 23:39:46 (UTC) in region 4 km SE Empoli (FI)

A magnitude ML 1.5 earthquake occured in region: 4 km SE Empoli (FI), on

  • 28-06-2022 23:39:46 (UTC)
  • 29-06-2022 01:39:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6970, 10.9890 at 10 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
Empoli FI 4 48109 48109
Montelupo Fiorentino FI 5 14098 62207
Capraia e Limite FI 5 7670 69877
Montespertoli FI 9 13537 83414
Castelfiorentino FI 10 17504 100918
San Miniato PI 11 27934 128852
Vinci FI 11 14604 143456
Cerreto Guidi FI 11 10870 154326
Lastra a Signa FI 13 20156 174482
Signa FI 13 19179 193661
Carmignano PO 13 14450 208111
Poggio a Caiano PO 14 10007 218118
Fucecchio FI 15 23618 241736
Lamporecchio PT 15 7508 249244
San Casciano in Val di Pesa FI 16 17062 266306
Larciano PT 17 6394 272700
Quarrata PT 17 26190 298890
Certaldo FI 17 16121 315011
Scandicci FI 17 50609 365620
Santa Croce sull'Arno PI 17 14601 380221
Montaione FI 17 3700 383921
Gambassi Terme FI 18 4870 388791
Campi Bisenzio FI 18 46166 434957
Montopoli in Val d'Arno PI 19 11148 446105
Castelfranco di Sotto PI 20 13427 459532

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km W of Scandicci (50609 inhabitants)
22 Km SW of Prato (191150 inhabitants)
23 Km W of Firenze (382808 inhabitants)
27 Km S of Pistoia (90315 inhabitants)
42 Km E of Lucca (89046 inhabitants)
47 Km E of Pisa (89158 inhabitants)
50 Km NW of Siena (53903 inhabitants)
57 Km E of Livorno (159219 inhabitants)
62 Km E of Viareggio (62467 inhabitants)
76 Km W of Arezzo (99543 inhabitants)
78 Km E of Massa (69479 inhabitants)
83 Km SE of Carrara (63133 inhabitants)
93 Km SW of Bologna (386663 inhabitants)
93 Km SW of Imola (69797 inhabitants)
97 Km SW 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 1.5 2022-06-28
23:39:46
43.6972 10.9893 10 2023-01-31
19:03:23
Bollettino Sismico Italiano INGV 107488461
Reviewed
Rev100
ML 1.5 2022-06-28
23:39:46
43.6985 10.9927 10 2022-06-28
23:45:25
Sala Sismica INGV-Roma 106592311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-06-28 23:39:46 ± 0.08
Latitude 43.6972 ± 0.0045
Longitude 10.9893 ± 0.0062
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 107488461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 544
Semi-minor axis of confidence ellipse (meter) 355
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 55
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 64
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.70057
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 106592311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-06-28 23:45:25

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 107488461
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-11-08 17:14:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MBAL.EHZ. 2022-06-28T23:40:20.37 3.0 negative manual Pn -0.54 0
IV.SENI.HNZ. 2022-06-28T23:40:16.17 3.0 negative manual Pn 0.19 0
IV.FROS.CHZ. 2022-06-28T23:40:03.44 1.0 undecidable manual S 166 55.6998 50 -0.4 21
GU.POPM.HHZ. 2022-06-28T23:40:01.22 1.0 undecidable manual S 334 42.8238 50 0.81 19
GU.MAIM.HHZ. 2022-06-28T23:40:00.97 0.6 undecidable manual S 301 46.5201 50 -0.41 43
IV.CRE.HHZ. 2022-06-28T23:40:00.62 0.3 undecidable manual P 96 77.7666 50 0.84 52
IV.BOSL.HHZ. 2022-06-28T23:39:59.73 1.0 undecidable manual S 50 40.3263 50 0 24
IV.LMD.HHZ. 2022-06-28T23:39:59.21 0.3 undecidable manual P 53 71.2731 50 0.43 62
IV.PII.HHZ. 2022-06-28T23:39:58.36 0.3 undecidable manual S 274 37.3293 50 -0.57 63
IV.MOCL.EHZ. 2022-06-28T23:39:58.56 1.0 undecidable manual S 24 37.4292 50 -0.4 22
IV.MPPT.EHZ. 2022-06-28T23:39:57.01 0.3 undecidable manual S 16 30.0477 50 0.03 72
IV.CSNT.HHZ. 2022-06-28T23:39:57.83 0.3 undecidable manual S 136 34.6431 50 -0.39 66
IV.BDI.HHZ. 2022-06-28T23:39:56.50 0.3 undecidable manual P 322 51.3153 50 0.78 56
ZH.T1647.EHZ. 2022-06-28T23:39:56.42 0.6 undecidable manual S 111 27.75 50 0.05 48
IV.MAGO.CHN. 2022-06-28T23:39:56.43 0.3 undecidable manual P 210 54.0015 50 0.3 66
IV.FROS.CHZ. 2022-06-28T23:39:56.54 0.3 undecidable manual P 166 55.6998 50 0.15 67
ZH.T1648.EHZ. 2022-06-28T23:39:55.34 0.3 undecidable manual S 98 23.754 112 0.22 70
GU.MAIM.HHZ. 2022-06-28T23:39:55.44 0.3 undecidable manual P 301 46.5201 50 0.47 64
IV.SEI.HHZ. 2022-06-28T23:39:55.82 0.6 undecidable manual P 37 49.4172 50 0.4 43
GU.POPM.HHZ. 2022-06-28T23:39:54.39 0.3 undecidable manual P 334 42.8238 50 -0.01 71
IV.BOSL.HHZ. 2022-06-28T23:39:53.97 0.3 undecidable manual P 50 40.3263 50 -0.04 71
IV.PII.HHZ. 2022-06-28T23:39:53.64 0.3 undecidable manual P 274 37.3293 50 0.08 71
IV.MOCL.EHZ. 2022-06-28T23:39:53.44 0.1 undecidable manual P 24 37.4292 50 -0.13 93
ZH.T1618.EHZ. 2022-06-28T23:39:53.24 0.3 undecidable manual S 134 17.1717 120 0.18 72
ZH.T1614.EHZ. 2022-06-28T23:39:53.42 0.3 undecidable manual S 85 19.2696 117 -0.28 70
IV.CSNT.HHZ. 2022-06-28T23:39:52.87 0.1 undecidable manual P 136 34.6431 50 -0.28 91
IV.MPPT.EHZ. 2022-06-28T23:39:52.16 0.1 undecidable manual P 16 30.0477 50 -0.27 92
ZH.T1646.EHZ. 2022-06-28T23:39:51.43 0.3 undecidable manual S 114 10.4784 133 0.27 71
ZH.T1648.EHZ. 2022-06-28T23:39:51.27 0.3 undecidable manual P 98 23.754 112 -0.08 72
ZH.T1647.EHZ. 2022-06-28T23:39:51.76 0.3 undecidable manual P 111 27.75 50 -0.32 68
ZH.T1618.EHZ. 2022-06-28T23:39:50.01 0.3 undecidable manual P 134 17.1717 120 -0.16 72
ZH.T1614.EHZ. 2022-06-28T23:39:50.37 0.1 undecidable manual P 85 19.2696 117 -0.17 96
IV.CRMI.HHZ. 2022-06-28T23:39:50.97 0.3 undecidable manual S 356 10.9779 132 -0.33 70
IV.FIR.HHZ. 2022-06-28T23:39:50.97 0.6 undecidable manual P 68 22.9548 113 -0.24 47
ZH.T1646.EHZ. 2022-06-28T23:39:49.12 0.1 negative manual P 114 10.4784 133 0.05 99
IV.CRMI.HHZ. 2022-06-28T23:39:49.13 0.1 undecidable manual P 356 10.9779 132 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
ZH.T1646.EHN. ML:2.3 0.00276 0.18 AML other m 2022-06-28T23:39:51.68
ZH.T1646.EHE. ML:2.2 0.001845 1.32 AML other m 2022-06-28T23:39:52.11
ZH.T1648.EHN. ML:1.5 0.00020850000000000003 0.6 AML other m 2022-06-28T23:39:55.84
ZH.T1648.EHE. ML:1.5 0.00019250000000000002 0.72 AML other m 2022-06-28T23:39:55.75
IV.MPPT.EHE. ML:1.5 0.00015900000000000002 0.36 AML other m 2022-06-28T23:39:57.30
IV.MPPT.EHN. ML:1.4 0.0001225 0.16 AML other m 2022-06-28T23:39:57.84
IV.MOCL.EHE. ML:1.4 0.00008724999999999999 0.7 AML other m 2022-06-28T23:39:59.81
IV.BOSL.HHE. ML:1.0 0.00003315 0.96 AML other m 2022-06-28T23:40:00.09
IV.BOSL.HHN. ML:1.2 0.0000504 0.26 AML other m 2022-06-28T23:40:00.11
GU.POPM.HHN. ML:1.6 0.000128 1.04 AML other m 2022-06-28T23:40:02.83
GU.POPM.HHE. ML:1.8 0.0002145 0.22 AML other m 2022-06-28T23:40:02.33
IV.MOCL.EHN. ML:1.2 0.0000629 1.38 AML other m 2022-06-28T23:40:02.13
IV.BDI.HHN. ML:1.4 0.000060150000000000005 0.46 AML other m 2022-06-28T23:40:08.10
IV.BDI.HHE. ML:1.4 0.00006709999999999999 0.8 AML other m 2022-06-28T23:40:08.83
IV.CRE.HHN. ML:1.8 0.00009345000000000001 0.26 AML other m 2022-06-28T23:40:11.21
IV.CRE.HHE. ML:1.8 0.0000897 1.46 AML other m 2022-06-28T23:40:11.02
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