Earthquake with magnitude of ML 1.5 on date 30-01-2020 and time 15:40:08 (UTC) in region 1 km NE Montieri (GR)

A magnitude ML 1.5 earthquake occured in region: 1 km NE Montieri (GR), on

  • 30-01-2020 15:40:08 (UTC)
  • 30-01-2020 16:40:08 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1370, 11.0280 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
Montieri GR 1 1204 1204
Chiusdino SI 5 1903 3107
Monticiano SI 12 1571 4678
Castelnuovo di Val di Cecina PI 13 2231 6909
Monterotondo Marittimo GR 14 1371 8280
Radicondoli SI 14 914 9194
Massa Marittima GR 15 8375 17569
Roccastrada GR 18 9199 26768

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km SW of Siena (53903 inhabitants)
42 Km N of Grosseto (82087 inhabitants)
70 Km S of Scandicci (50609 inhabitants)
73 Km S of Firenze (382808 inhabitants)
74 Km SE of Livorno (159219 inhabitants)
78 Km W of Arezzo (99543 inhabitants)
82 Km SE of Pisa (89158 inhabitants)
83 Km S of Prato (191150 inhabitants)
89 Km S of Pistoia (90315 inhabitants)
89 Km SE of Lucca (89046 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 2020-01-30
15:40:08
43.1372 11.0278 10 2020-07-18
21:08:22
Bollettino Sismico Italiano INGV 76969071
Reviewed
Rev100
ML 1.7 2020-01-30
15:40:08
43.1332 11.0277 10 2020-01-30
15:49:50
Sala Sismica INGV-Roma 76038011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-30 15:40:08 ± 0.13
Latitude 43.1372 ± 0.0072
Longitude 11.0278 ± 0.0123
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 76969071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 961
Semi-minor axis of confidence ellipse (meter) 571
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 283
Circular confidence region, given by single value of horizontal uncertainty (meter) 960.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.71406
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 17
Type of magnitude ML
Reference to an origin 76969071
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-09 15:41:39

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 76038011
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-30 15:49:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RRL.HHZ. 2020-01-30T15:42:03.53 3.0 undecidable manual Sg 17.219999 0
IV.FVI.HHZ. 2020-01-30T15:41:51.62 3.0 undecidable manual Sn 1.96 0
MN.TIP.HHZ. 2020-01-30T15:41:36.71 3.0 positive manual Pn 1.35 0
IV.CRAC.EHZ. 2020-01-30T15:41:34.86 3.0 undecidable manual Pg 12.79 0
IV.CAPR.HNZ. 2020-01-30T15:41:26.53 3.0 undecidable manual Sg 2.67 0
IV.TDS.HHZ. 2020-01-30T15:41:25.68 3.0 positive manual Pn -1.88 0
IV.MTMR.EHZ. 2020-01-30T15:41:08.20 3.0 undecidable manual Pn 2.55 0
MN.TRI.HHZ. 2020-01-30T15:41:07.52 3.0 positive manual Pg 8.19 0
IV.LAV9.HNZ. 2020-01-30T15:40:46.82 3.0 undecidable manual Pg 5.7 0
TV.SF04.EHZ. 2020-01-30T15:40:26.73 0.6 undecidable manual S 123 61.2942 50 -0.92 35
IV.OSSC.HHZ. 2020-01-30T15:40:23.32 0.6 undecidable manual S 22 46.3203 50 -0.35 44
IV.ARCI.HHZ. 2020-01-30T15:40:23.43 0.6 undecidable manual S 131 48.1185 50 -0.73 39
IV.MAON.HHZ. 2020-01-30T15:40:23.23 0.3 undecidable manual P 174 79.0653 50 0.9 51
IV.CELB.HHZ. 2020-01-30T15:40:23.44 0.3 undecidable manual P 237 79.2651 50 1.08 47
IV.CRMI.HHZ. 2020-01-30T15:40:22.26 0.3 undecidable manual P 357 73.1712 50 0.85 53
IV.CSNT.HHZ. 2020-01-30T15:40:22.26 0.6 undecidable manual S 30 42.8238 50 -0.48 43
IV.CASP.HHZ. 2020-01-30T15:40:21.42 0.6 undecidable manual S 199 40.626 50 -0.73 39
TV.SF04.EHZ. 2020-01-30T15:40:20.00 0.1 undecidable manual P 123 61.2942 50 0.42 84
IV.MAGO.CHZ. 2020-01-30T15:40:19.07 0.6 undecidable manual S 297 33.5442 50 -1.17 32
IV.OSSC.HHZ. 2020-01-30T15:40:17.45 0.1 positive manual P 22 46.3203 50 0.17 91
IV.ARCI.HHZ. 2020-01-30T15:40:17.84 0.3 undecidable manual P 131 48.1185 50 0.28 67
IV.RIBO.EHZ.01 2020-01-30T15:40:16.05 0.6 undecidable manual S 176 20.9679 115 -0.53 44
IV.CASP.HHZ. 2020-01-30T15:40:16.48 0.1 undecidable manual P 199 40.626 50 0.08 94
IV.CSNT.HHZ. 2020-01-30T15:40:16.76 0.3 undecidable manual P 30 42.8238 50 0.01 71
IV.MAGO.CHZ. 2020-01-30T15:40:15.14 0.1 positive manual P 297 33.5442 50 -0.17 93
IV.FROS.CHZ. 2020-01-30T15:40:13.86 0.6 undecidable manual S 52 13.1757 127 -0.38 46
IV.TRIF.CHZ. 2020-01-30T15:40:13.04 0.6 undecidable manual S 256 10.4784 133 -0.49 45
IV.RIBO.EHZ.01 2020-01-30T15:40:13.26 0.1 positive manual P 176 20.9679 115 0.07 97
IV.FROS.CHZ. 2020-01-30T15:40:11.96 0.1 negative manual P 52 13.1757 127 0.12 98
IV.TRIF.CHZ. 2020-01-30T15:40:11.45 0.1 undecidable manual P 256 10.4784 133 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TRIF.CHE. ML:2.0 0.00136557 0.064 AML other m 2020-01-30T15:40:13.30
IV.TRIF.CHN. ML:1.9 0.001018887 0.0768 AML other m 2020-01-30T15:40:13.32
IV.FROS.CHE. ML:1.8 0.00069516325 0.0896 AML other m 2020-01-30T15:40:13.95
IV.FROS.CHN. ML:2.0 0.00098942635 0.192 AML other m 2020-01-30T15:40:14.18
IV.RIBO.EHE.01 ML:1.8 0.00046241285 0.1792 AML other m 2020-01-30T15:40:16.31
IV.MAGO.CHN. ML:1.4 0.00009286758 0.1408 AML other m 2020-01-30T15:40:19.22
IV.CASP.HHN. ML:1.3 0.00007047666 0.0768 AML other m 2020-01-30T15:40:21.73
IV.OSSC.HHN. ML:0.9 0.000024665695000000003 0.4736 AML other m 2020-01-30T15:40:23.45
IV.ARCI.HHE. ML:1.3 0.000056246384999999996 0.128 AML other m 2020-01-30T15:40:23.86
IV.ARCI.HHN. ML:1.4 0.000066240945 0.1408 AML other m 2020-01-30T15:40:24.07
IV.CRMI.HHN. ML:1.1 0.0000205320815 0.0512 AML other m 2020-01-30T15:40:26.14
IV.CRMI.HHE. ML:1.1 0.000021255259999999997 0.1408 AML other m 2020-01-30T15:40:26.26
TV.SF04.EHN. ML:1.6 0.000077647355 0.1152 AML other m 2020-01-30T15:40:26.88
IV.MAON.HNN. ML:2.0 0.0001329036 0.7808 AML other m 2020-01-30T15:40:29.07
IV.MAON.HHN. ML:1.5 0.000047345979999999996 0.5632 AML other m 2020-01-30T15:40:28.68
IV.CELB.HHE. ML:1.5 0.00004489931 0.0512 AML other m 2020-01-30T15:40:33.73
IV.CELB.HHN. ML:1.5 0.000038313764999999997 0.3456 AML other m 2020-01-30T15:40:34.55
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