Earthquake with magnitude of ML 2.2 on date 02-04-2018 and time 09:37:32 (Italy) in region Montieri (GR)

A magnitude ML 2.2 earthquake occured in region: Montieri (GR), on

  • 02-04-2018 07:37:32 (UTC)
  • 02-04-2018 09:37:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1310, 11.0150 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
Montieri GR 0 1204 1204
Chiusdino SI 7 1903 3107
Castelnuovo di Val di Cecina PI 12 2231 5338
Monterotondo Marittimo GR 13 1371 6709
Monticiano SI 14 1571 8280
Massa Marittima GR 14 8375 16655
Radicondoli SI 15 914 17569
Roccastrada GR 18 9199 26768

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km SW of Siena (53903 inhabitants)
42 Km N of Grosseto (82087 inhabitants)
71 Km S of Scandicci (50609 inhabitants)
74 Km S of Firenze (382808 inhabitants)
74 Km SE of Livorno (159219 inhabitants)
80 Km W of Arezzo (99543 inhabitants)
82 Km SE of Pisa (89158 inhabitants)
84 Km S of Prato (191150 inhabitants)
90 Km SE of Lucca (89046 inhabitants)
90 Km S of Pistoia (90315 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 2.2 2018-04-02
07:37:32
43.1313 11.0152 9 2019-04-24
14:49:31
Bollettino Sismico Italiano INGV 56711881
Reviewed
Rev100
ML 2.2 2018-04-02
07:37:32
43.1342 11.0183 10 2018-04-02
07:42:56
Sala Sismica INGV-Roma 55037181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-04-02 07:37:32 ± 0.11
Latitude 43.1313 ± 0.0054
Longitude 11.0152 ± 0.0086
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 56711881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 556
Semi-minor axis of confidence ellipse (meter) 482
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 255
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 43
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.44
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.07019
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.4
Num. used stations 34
Type of magnitude ML
Reference to an origin 55037181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-04-02 07:42:56

ML:2.2

Field Value
Value 2.2
Uncertainty 0.4
Num. used stations 34
Type of magnitude ML
Reference to an origin 56711881
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-07-02 10:02:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CIRO.HHZ. 2018-04-02T07:39:19.98 3.0 undecidable manual Sg 11.65 0
IV.MILN.HHZ. 2018-04-02T07:38:56.34 3.0 undecidable manual Sg 8.08 0
IV.VIVA.HHZ. 2018-04-02T07:38:31.67 3.0 undecidable manual Sn 1.83 0
IV.SERM.EHZ. 2018-04-02T07:38:31.99 3.0 undecidable manual Sg 2.9 0
IV.PTRJ.HNZ. 2018-04-02T07:38:25.42 3.0 undecidable manual Pn 3.58 0
IV.MMUR.HNZ. 2018-04-02T07:38:22.88 3.0 undecidable manual S 3.45 0
GU.ROTM.HHZ. 2018-04-02T07:38:16.17 3.0 undecidable manual Pn 2.49 0
IV.ZONE.HHZ. 2018-04-02T07:38:14.96 3.0 negative manual Pn -0.5 0
IV.PII.HHZ. 2018-04-02T07:37:55.23 0.6 undecidable manual S 329 76.4679 50 -0.52 40
IV.CELB.HHZ. 2018-04-02T07:37:55.94 0.3 undecidable manual S 237 78.0663 50 -0.23 64
IV.CRMI.HHZ. 2018-04-02T07:37:54.47 0.6 undecidable manual S 358 73.7706 50 -0.55 40
IV.LMD.HHZ. 2018-04-02T07:37:52.72 0.1 undecidable manual P 28 118.7922 50 0.31 77
IV.PARC.HHZ. 2018-04-02T07:37:52.60 3.0 positive manual P 0.07 0
IV.MCIV.HHZ. 2018-04-02T07:37:52.76 0.3 undecidable manual S 126 66.4779 50 -0.31 64
TV.SF04.EHZ. 2018-04-02T07:37:50.87 0.3 undecidable manual S 122 61.7937 50 -0.96 51
GU.POPM.HHZ. 2018-04-02T07:37:50.67 0.1 undecidable manual P 349 103.4187 50 0.62 73
TV.SF01.EHZ. 2018-04-02T07:37:49.52 0.3 undecidable manual S 128 56.8986 50 -0.99 51
IV.MTCR.EHZ. 2018-04-02T07:37:49.70 0.1 undecidable manual P 359 99.4227 50 0.26 81
GU.MAIM.HHZ. 2018-04-02T07:37:49.08 0.1 undecidable manual P 334 96.5256 50 0.1 84
IV.MGAB.HHZ. 2018-04-02T07:37:49.05 0.1 undecidable manual P 105 92.241 50 0.73 71
IV.RUFI.EHZ. 2018-04-02T07:37:48.03 0.1 undecidable manual P 27 87.9453 50 0.37 81
IV.OSSC.HHZ. 2018-04-02T07:37:47.23 0.3 undecidable manual S 23 47.3193 50 -0.73 58
IV.SACS.HHZ. 2018-04-02T07:37:47.39 0.1 undecidable manual P 113 79.0653 50 1.1 62
IV.CELB.HHZ. 2018-04-02T07:37:47.00 0.1 undecidable manual P 237 78.0663 50 0.86 69
IV.ARCI.HHZ. 2018-04-02T07:37:47.31 0.3 undecidable manual S 130 48.5181 50 -0.98 52
IV.MAON.HHZ. 2018-04-02T07:37:46.96 0.1 undecidable manual P 173 78.5658 50 0.75 73
IV.CAFI.HHZ. 2018-04-02T07:37:46.72 0.1 undecidable manual P 74 79.9644 50 0.29 84
IV.CRMI.HHZ. 2018-04-02T07:37:45.38 0.1 undecidable manual P 358 73.7706 50 -0.09 88
IV.PII.HHZ. 2018-04-02T07:37:45.88 0.1 undecidable manual P 329 76.4679 50 -0.02 89
IV.CASP.HHZ. 2018-04-02T07:37:45.20 0.6 undecidable manual S 198 39.7269 50 -0.73 39
IV.MCIV.HHZ. 2018-04-02T07:37:44.68 0.1 undecidable manual P 126 66.4779 50 0.33 85
TV.SF01.EHZ. 2018-04-02T07:37:43.07 0.1 undecidable manual P 128 56.8986 50 0.2 89
TV.SF04.EHZ. 2018-04-02T07:37:43.97 0.1 undecidable manual P 122 61.7937 50 0.34 86
IV.ARCI.HHZ. 2018-04-02T07:37:41.72 0.1 positive manual P 130 48.5181 50 0.13 92
IV.OSSC.HHZ. 2018-04-02T07:37:41.11 0.1 undecidable manual P 23 47.3193 50 -0.29 89
IV.CASP.HHZ. 2018-04-02T07:37:40.14 0.1 undecidable manual P 198 39.7269 50 -0.09 94
IV.RIBO.EHZ. 2018-04-02T07:37:39.83 0.6 undecidable manual S 173 20.3685 114 -0.35 46
IV.MAGO.HHZ. 2018-04-02T07:37:38.66 0.1 undecidable manual P 299 32.9448 50 -0.52 87
IV.FROS.HHZ. 2018-04-02T07:37:37.89 0.3 undecidable manual S 53 14.3745 122 -0.44 69
IV.RIBO.EHZ. 2018-04-02T07:37:36.97 0.1 undecidable manual P 173 20.3685 114 0.06 98
IV.TRIF.HHZ. 2018-04-02T07:37:36.47 0.3 undecidable manual S 259 9.2796 134 -0.48 69
IV.FROS.HHZ. 2018-04-02T07:37:35.76 0.1 undecidable manual P 53 14.3745 122 -0.08 99
IV.TRIF.HHZ. 2018-04-02T07:37:34.99 0.1 undecidable manual P 259 9.2796 134 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TRIF.HHN. ML:3.3 0.027649999999999997 0.14 AML other m 2018-04-02T07:37:36.61
IV.TRIF.HHE. ML:3.2 0.024149999999999998 0.28 AML other m 2018-04-02T07:37:36.76
IV.FROS.HHE. ML:2.9 0.008400000000000001 0.14 AML other m 2018-04-02T07:37:38.06
IV.FROS.HHN. ML:2.7 0.005325 0.18 AML other m 2018-04-02T07:37:38.07
IV.MAGO.HHN. ML:2.3 0.0009604999999999999 0.14 AML other m 2018-04-02T07:37:42.60
IV.MAGO.HHE. ML:2.1 0.0005484999999999999 0.86 AML other m 2018-04-02T07:37:44.82
IV.CASP.HHE. ML:2.6 0.0012549999999999998 0.16 AML other m 2018-04-02T07:37:45.60
IV.CASP.HHN. ML:2.8 0.00217 0.18 AML other m 2018-04-02T07:37:45.52
IV.OSSC.HHN. ML:1.9 0.0002205 0.48 AML other m 2018-04-02T07:37:47.34
IV.OSSC.HHE. ML:2.0 0.0002635 1.1 AML other m 2018-04-02T07:37:47.91
IV.ARCI.HHE. ML:2.2 0.00042449999999999996 0.92 AML other m 2018-04-02T07:37:48.26
IV.ARCI.HHN. ML:2.3 0.0006445 0.14 AML other m 2018-04-02T07:37:48.57
TV.SF04.EHN. ML:2.5 0.0006100000000000001 1.6 AML other m 2018-04-02T07:37:51.95
TV.SF01.EHN. ML:2.5 0.000722 0.16 AML other m 2018-04-02T07:37:51.44
TV.SF01.EHE. ML:2.5 0.000782 0.38 AML other m 2018-04-02T07:37:51.42
IV.MGAB.HHE. ML:1.6 0.0000446 0.54 AML other m 2018-04-02T07:37:52.13
IV.MCIV.HHE. ML:2.0 0.00016149999999999997 0.24 AML other m 2018-04-02T07:37:52.34
TV.SF04.EHE. ML:2.6 0.0008065 1.68 AML other m 2018-04-02T07:37:52.92
IV.MCIV.HHN. ML:1.9 0.00015150000000000002 0.94 AML other m 2018-04-02T07:37:55.53
IV.PII.HHE. ML:1.9 0.000127 0.42 AML other m 2018-04-02T07:37:56.68
IV.CELB.HHN. ML:2.3 0.00027749999999999997 1.78 AML other m 2018-04-02T07:37:56.02
IV.PII.HHN. ML:1.9 0.000116 0.52 AML other m 2018-04-02T07:37:56.68
IV.MAON.HHE. ML:2.4 0.000315 0.46 AML other m 2018-04-02T07:37:57.24
IV.CELB.HHE. ML:2.5 0.0004415 0.32 AML other m 2018-04-02T07:37:58.29
IV.MAON.HHN. ML:2.5 0.0004145 0.84 AML other m 2018-04-02T07:37:58.34
IV.RUFI.EHE. ML:1.8 0.00007355 0.74 AML other m 2018-04-02T07:38:00.28
IV.RUFI.EHN. ML:1.8 0.0000821 0.66 AML other m 2018-04-02T07:38:00.43
IV.CAFI.HHE. ML:1.4 0.0000372 0.42 AML other m 2018-04-02T07:38:02.36
IV.CAFI.HHN. ML:1.4 0.000036 0.56 AML other m 2018-04-02T07:38:02.63
IV.MGAB.HHN. ML:1.6 0.0000381 0.42 AML other m 2018-04-02T07:38:08.76
IV.LMD.HHE. ML:1.8 0.0000449 1.16 AML other m 2018-04-02T07:38:09.70
IV.PARC.HHE. ML:1.6 0.000031 1.3 AML other m 2018-04-02T07:38:10.16
IV.LMD.HHN. ML:1.8 0.0000452 1.46 AML other m 2018-04-02T07:38:11.12
IV.PARC.HHN. ML:1.7 0.00003855 1.48 AML other m 2018-04-02T07:38:11.87
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
Waveforms Seismic signals in miniseed + resp format Download