Earthquake with magnitude of ML 2.0 on date 27-01-2019 and time 09:24:22 (Italy) in region 4 km NE Montespertoli (FI)

A magnitude ML 2.0 earthquake occured in region: 4 km NE Montespertoli (FI), on

  • 27-01-2019 08:24:22 (UTC)
  • 27-01-2019 09:24:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6720, 11.1090 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
Montespertoli FI 4 13537 13537
San Casciano in Val di Pesa FI 6 17062 30599
Montelupo Fiorentino FI 10 14098 44697
Lastra a Signa FI 11 20156 64853
Scandicci FI 11 50609 115462
Impruneta FI 12 14615 130077
Signa FI 12 19179 149256
Castelfiorentino FI 13 17504 166760
Capraia e Limite FI 13 7670 174430
Tavarnelle Val di Pesa FI 13 7800 182230
Empoli FI 14 48109 230339
Certaldo FI 15 16121 246460
Barberino Val d'Elsa FI 15 4386 250846
Firenze FI 16 382808 633654
Poggio a Caiano PO 17 10007 643661
Campi Bisenzio FI 17 46166 689827
Carmignano PO 17 14450 704277
Bagno a Ripoli FI 19 25611 729888
Sesto Fiorentino FI 19 48958 778846
Gambassi Terme FI 19 4870 783716
Vinci FI 19 14604 798320
Greve in Chianti FI 20 13862 812182

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km SW of Scandicci (50609 inhabitants)
16 Km SW of Firenze (382808 inhabitants)
23 Km S of Prato (191150 inhabitants)
33 Km SE of Pistoia (90315 inhabitants)
43 Km NW of Siena (53903 inhabitants)
52 Km E of Lucca (89046 inhabitants)
57 Km E of Pisa (89158 inhabitants)
66 Km E of Livorno (159219 inhabitants)
66 Km W of Arezzo (99543 inhabitants)
72 Km E of Viareggio (62467 inhabitants)
88 Km E of Massa (69479 inhabitants)
90 Km SW of Imola (69797 inhabitants)
92 Km SW of Faenza (58541 inhabitants)
93 Km E of Carrara (63133 inhabitants)
93 Km S of Bologna (386663 inhabitants)
97 Km SW of Forlì (117913 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 2.0 2019-01-27
08:24:22
43.6723 11.1088 10 2019-08-22
08:24:48
Bollettino Sismico Italiano INGV 65094501
Reviewed
Rev100
ML 2.0 2019-01-27
08:24:22
43.6777 11.0857 7 2019-01-27
08:29:52
Sala Sismica INGV-Roma 64995121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-01-27 08:24:22 ± 0.08
Latitude 43.6723 ± 0.0045
Longitude 11.1088 ± 0.0062
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 65094501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 502
Semi-minor axis of confidence ellipse (meter) 417
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 69
Circular confidence region, given by single value of horizontal uncertainty (meter) 500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 86
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.14659
Epicentral distance of station farthest from the epicenter (degree) 0.67449
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 65094501
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-07-18 16:02:40

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 64995121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-01-27 08:29:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SEI.HHZ. 2019-01-27T08:24:38.20 0.6 undecidable manual S 25 46.8198 50 0.15 46
GU.POPM.HHZ. 2019-01-27T08:24:38.90 0.6 undecidable manual S 326 50.0166 50 0.01 47
IV.PII.HHZ. 2019-01-27T08:24:37.41 0.6 undecidable manual S 277 47.1195 50 -0.72 39
Z3.A318A.HHZ. 2019-01-27T08:24:36.63 0.6 undecidable manual P 215 74.8695 50 0.7 37
IV.MTCR.EHZ. 2019-01-27T08:24:36.41 0.6 undecidable manual S 348 40.3263 50 0.09 47
IV.MOCL.EHZ. 2019-01-27T08:24:35.88 0.6 undecidable manual S 9 37.3293 50 0.37 45
IV.RUFI.EHE. 2019-01-27T08:24:35.10 0.6 undecidable manual S 60 37.0296 50 -0.32 45
IV.BDI.HHZ. 2019-01-27T08:24:34.14 0.3 undecidable manual P 317 59.6958 50 0.55 61
IV.MPPT.EHZ. 2019-01-27T08:24:33.77 0.3 undecidable manual S 357 31.6461 50 -0.23 70
GU.POPM.HHZ. 2019-01-27T08:24:32.32 0.3 undecidable manual P 326 50.0166 50 0.22 68
IV.PII.HHZ. 2019-01-27T08:24:31.61 0.1 undecidable manual P 277 47.1195 50 -0.05 94
IV.SEI.HHZ. 2019-01-27T08:24:31.78 0.3 undecidable manual P 25 46.8198 50 0.17 69
IV.MTCR.EHZ. 2019-01-27T08:24:30.42 0.1 undecidable manual P 348 40.3263 50 -0.19 93
IV.RUFI.EHE. 2019-01-27T08:24:30.10 0.1 undecidable manual P 60 37.0296 50 0.01 97
IV.OSSC.HHZ. 2019-01-27T08:24:30.29 0.6 undecidable manual S 146 19.869 116 -0.21 48
IV.MPPT.EHZ. 2019-01-27T08:24:29.16 0.1 positive manual P 357 31.6461 50 -0.11 96
IV.CRMI.HNN. 2019-01-27T08:24:29.60 0.6 undecidable manual S 323 17.1717 120 -0.08 49
IV.FIR.HNE. 2019-01-27T08:24:29.44 0.6 undecidable manual S 46 16.2726 121 0.01 50
IV.MOCL.EHZ. 2019-01-27T08:24:29.96 0.1 undecidable manual P 9 37.3293 50 -0.18 93
IV.OSSC.HHZ. 2019-01-27T08:24:27.24 0.1 positive manual P 146 19.869 116 -0.01 100
IV.FIR.HNE. 2019-01-27T08:24:26.72 0.3 undecidable manual P 46 16.2726 121 0.09 74
IV.CRMI.HNN. 2019-01-27T08:24:26.77 0.1 undecidable manual P 323 17.1717 120 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.OSSC.HHE. ML:2.1 0.0009455 0.36 AML other m 2019-01-27T08:24:30.76
IV.OSSC.HNN. ML:2.2 0.0010500000000000002 0.36 AML other m 2019-01-27T08:24:30.76
IV.OSSC.HNE. ML:2.2 0.0011055 0.72 AML other m 2019-01-27T08:24:31.75
IV.OSSC.HHN. ML:2.1 0.0009635000000000001 0.74 AML other m 2019-01-27T08:24:31.39
IV.MPPT.EHE. ML:2.0 0.000434 1.4 AML other m 2019-01-27T08:24:34.07
IV.MPPT.EHN. ML:1.8 0.00031800000000000003 0.24 AML other m 2019-01-27T08:24:34.26
IV.MOCL.EHE. ML:1.8 0.000265 1.32 AML other m 2019-01-27T08:24:36.78
IV.MOCL.EHN. ML:1.6 0.000157 1.06 AML other m 2019-01-27T08:24:36.29
IV.MTCR.EHE. ML:2.1 0.0004285 0.18 AML other m 2019-01-27T08:24:37.14
IV.MTCR.EHN. ML:1.9 0.000284 0.2 AML other m 2019-01-27T08:24:37.80
IV.PII.HHN. ML:1.9 0.0002415 0.32 AML other m 2019-01-27T08:24:39.29
IV.SEI.HHE. ML:2.0 0.000279 0.24 AML other m 2019-01-27T08:24:39.49
IV.PII.HHE. ML:2.0 0.00025 0.22 AML other m 2019-01-27T08:24:39.50
IV.SEI.HHN. ML:2.4 0.0007019999999999999 0.88 AML other m 2019-01-27T08:24:39.63
GU.POPM.HHN. ML:2.1 0.000352 0.24 AML other m 2019-01-27T08:24:41.54
GU.POPM.HHE. ML:2.0 0.00028849999999999997 1.16 AML other m 2019-01-27T08:24:42.68
IV.BDI.HHN. ML:2.0 0.000209 0.16 AML other m 2019-01-27T08:24:44.83
IV.BDI.HHE. ML:1.9 0.00016 0.4 AML other m 2019-01-27T08:24:44.66
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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