Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 30-11-2019 and time 23:14:38 (UTC) in region 1 km W Radicofani (SI)

A magnitude ML 2.2 earthquake occured in region: 1 km W Radicofani (SI), on

  • 30-11-2019 23:14:38 (UTC)
  • 01-12-2019 00:14:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8980, 11.7560 at 6 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Radicofani SI 1 1097 1097
Abbadia San Salvatore SI 7 6444 7541
Piancastagnaio SI 7 4230 11771
San Casciano dei Bagni SI 10 1632 13403
Sarteano SI 14 4717 18120
Cetona SI 14 2755 20875
Castell'Azzara GR 15 1476 22351
Santa Fiora GR 16 2622 24973
Castiglione d'Orcia SI 16 2346 27319
Seggiano GR 17 961 28280
Proceno VT 17 557 28837
Castel del Piano GR 18 4690 33527
Arcidosso GR 18 4285 37812
Chianciano Terme SI 19 7105 44917
Acquapendente VT 19 5506 50423

Municipalities with at least 50000 inhabitants

An earthquake occurred to
55 Km E of Grosseto (82087 inhabitants)
57 Km W of Perugia (166134 inhabitants)
58 Km SE of Siena (53903 inhabitants)
61 Km NW of Viterbo (67173 inhabitants)
64 Km S of Arezzo (99543 inhabitants)
78 Km W of Foligno (57155 inhabitants)
82 Km W of Terni (111501 inhabitants)
90 Km N of Civitavecchia (52991 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 2019-11-30
23:14:38		 42.8982 11.7562 6 2020-02-28
16:42:27		 Bollettino Sismico Italiano INGV 76781521
Reviewed
Rev100 		ML 2.2 2019-11-30
23:14:38		 42.9005 11.7507 5 2019-11-30
23:28:08		 Sala Sismica INGV-Roma 74202411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-30 23:14:38 ± 0.08
Latitude 42.8982 ± 0.0072
Longitude 11.7562 ± 0.0061
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76781521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 711
Semi-minor axis of confidence ellipse (meter) 607
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 185
Circular confidence region, given by single value of horizontal uncertainty (meter) 710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 54
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 44
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.35438
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 33
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 62
Type of magnitude ML
Reference to an origin 76781521
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-24 18:32:59

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 54
Type of magnitude ML
Reference to an origin 74202411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-30 23:28:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MNTT.EHZ. 2019-11-30T23:15:06.27 1.0 undecidable manual P 82 150.3384 50 2.3 6
IV.MURB.HHZ. 2019-11-30T23:15:02.60 0.6 undecidable manual S 57 74.2701 50 0.41 43
IV.EL6.EHZ. 2019-11-30T23:15:00.31 0.6 undecidable manual P 66 118.992 50 1.17 29
IV.RUFI.EHZ. 2019-11-30T23:14:58.07 0.3 undecidable manual P 349 106.116 50 0.91 50
IV.FDMO.HHZ. 2019-11-30T23:14:58.24 0.3 undecidable manual P 81 109.113 50 0.62 56
IV.ATTE.HHZ. 2019-11-30T23:14:57.60 0.6 undecidable manual S 55 58.6968 50 -0.44 44
IV.PARC.HHZ. 2019-11-30T23:14:55.11 0.3 undecidable manual P 25 91.9413 50 0.14 66
IV.PIEI.HHZ. 2019-11-30T23:14:55.66 0.3 undecidable manual P 41 94.6386 50 0.26 64
IV.TOLF.HHZ. 2019-11-30T23:14:55.09 0.3 undecidable manual P 168 94.6386 50 -0.3 63
IV.SSP9.EHZ. 2019-11-30T23:14:54.00 0.3 undecidable manual P 22 80.8635 50 0.74 57
IV.APEC.HHZ. 2019-11-30T23:14:54.96 0.6 undecidable manual P 36 90.7425 50 0.17 44
IV.ATPI.EHZ. 2019-11-30T23:14:53.05 0.3 undecidable manual P 40 80.5638 50 -0.17 67
IV.CRE.HHZ. 2019-11-30T23:14:53.72 0.3 undecidable manual P 11 81.4518 50 0.36 64
IV.BADI.EHZ. 2019-11-30T23:14:53.00 0.3 undecidable manual P 30 78.4659 50 0.1 68
IV.ASSB.HHZ. 2019-11-30T23:14:52.01 0.6 undecidable manual P 77 74.9694 50 -0.35 43
IV.CASP.HHZ. 2019-11-30T23:14:52.35 0.3 undecidable manual P 261 73.4709 50 0.23 67
IV.MAON.HHZ. 2019-11-30T23:14:51.80 0.3 undecidable manual P 225 72.9714 50 -0.24 67
IV.CSNT.HHZ. 2019-11-30T23:14:51.98 0.1 undecidable manual P 330 74.0703 50 -0.24 89
IV.ATMC.EHZ. 2019-11-30T23:14:51.53 0.3 undecidable manual P 30 70.374 50 -0.12 69
IV.MURB.HHZ. 2019-11-30T23:14:51.94 0.3 undecidable manual P 57 74.2701 50 -0.31 66
IV.ATMI.HHZ. 2019-11-30T23:14:50.18 0.3 undecidable manual P 40 63.6918 50 -0.44 65
IV.LATE.HHZ. 2019-11-30T23:14:50.00 0.3 undecidable manual S 173 31.8459 100 0.14 74
IV.MOMA.HHZ. 2019-11-30T23:14:50.79 0.1 undecidable manual P 99 66.9774 50 -0.34 88
IV.ATTE.HHZ. 2019-11-30T23:14:49.15 0.1 undecidable manual P 55 58.6968 50 -0.71 80
IV.RIBO.EHZ. 2019-11-30T23:14:49.86 0.1 undecidable manual P 276 57.8976 50 0.13 94
IV.MGAB.HHZ. 2019-11-30T23:14:49.20 0.3 undecidable manual S 87 28.9488 101 0.31 72
IV.ATVA.EHE. 2019-11-30T23:14:49.40 0.3 undecidable manual P 45 60.1953 50 -0.67 61
IV.ARCI.HHZ. 2019-11-30T23:14:46.80 0.1 undecidable manual S 257 23.3544 103 -0.2 99
TV.SF01.EHZ. 2019-11-30T23:14:45.30 0.6 undecidable manual S 239 18.3705 107 -0.02 52
TV.SF14.HHE. 2019-11-30T23:14:45.10 0.3 undecidable manual S 216 19.5693 106 -0.63 66
IV.MGAB.HHZ. 2019-11-30T23:14:44.21 0.1 undecidable manual P 87 28.9488 101 -0.36 94
IV.MCIV.CHZ. 2019-11-30T23:14:44.44 0.6 undecidable manual S 0.23 48
IV.LATE.HHZ. 2019-11-30T23:14:44.88 0.1 positive manual P 173 31.8459 100 -0.25 96
TV.SF03.EHZ. 2019-11-30T23:14:43.80 0.3 undecidable manual S 208 12.0768 114 0.54 70
IV.ARCI.HHZ. 2019-11-30T23:14:43.79 0.1 positive manual P 257 23.3544 103 0.31 96
TV.SF04.EHZ. 2019-11-30T23:14:43.30 0.3 undecidable manual S 228 10.3785 118 0.55 70
TV.SF14.HHE. 2019-11-30T23:14:42.29 0.1 undecidable manual P 216 19.5693 106 -0.45 94
TV.SF01.EHZ. 2019-11-30T23:14:42.85 0.1 undecidable manual P 239 18.3705 107 0.35 96
IV.MCIV.CHZ. 2019-11-30T23:14:42.02 0.1 positive manual P 0.12 99
TV.SF04.EHZ. 2019-11-30T23:14:41.44 0.1 undecidable manual P 228 10.3785 118 0.41 96
IV.SACS.HHZ. 2019-11-30T23:14:41.84 0.1 undecidable manual P 114 13.5753 112 0.24 99
TV.SF03.EHZ. 2019-11-30T23:14:41.63 0.1 undecidable manual P 208 12.0768 114 0.32 98
TV.SF11.HHE. 2019-11-30T23:14:40.90 0.3 undecidable manual S 242 7.0929 128 -0.87 61
TV.SF11.HHE. 2019-11-30T23:14:39.64 0.1 undecidable manual P 242 7.0929 128 -0.82 84
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
TV.SF04.EHN. ML:3.1 0.020445084999999998 0.0896 AML other m 2019-11-30T23:14:43.58
TV.SF04.EHE. ML:3.0 0.015033397999999998 0.1408 AML other m 2019-11-30T23:14:43.62
IV.MCIV.CHE. ML:2.6 0.004537641499999999 0.2432 AML other m 2019-11-30T23:14:44.68
IV.MCIV.CHN. ML:2.8 0.006844955000000001 0.1792 AML other m 2019-11-30T23:14:44.83
TV.SF01.EHE. ML:2.6 0.0034280845 0.2816 AML other m 2019-11-30T23:14:46.00
TV.SF01.EHN. ML:2.6 0.0034870520000000005 1.68 AML other m 2019-11-30T23:14:46.92
IV.ARCI.HNN. ML:2.3 0.001488465 0.2688 AML other m 2019-11-30T23:14:47.16
IV.ARCI.HHN. ML:2.4 0.001564848 0.2688 AML other m 2019-11-30T23:14:47.16
IV.ARCI.HHE. ML:2.3 0.0013951275 0.256 AML other m 2019-11-30T23:14:48.54
IV.ARCI.HNE. ML:2.3 0.0013662045 0.256 AML other m 2019-11-30T23:14:48.42
IV.SACS.HHE. ML:2.4 0.0028110624999999998 0.4736 AML other m 2019-11-30T23:14:49.34
IV.SACS.HNE. ML:2.4 0.0029836349999999997 0.4864 AML other m 2019-11-30T23:14:49.34
IV.SACS.HNN. ML:2.2 0.0017523775000000002 1.488 AML other m 2019-11-30T23:14:50.84
IV.SACS.HHN. ML:2.2 0.0018023994999999998 1.4752 AML other m 2019-11-30T23:14:50.84
IV.MGAB.HHN. ML:2.2 0.0007501106 0.1024 AML other m 2019-11-30T23:14:50.16
IV.MGAB.HNE. ML:2.1 0.0006993726 0.192 AML other m 2019-11-30T23:14:51.74
IV.MGAB.HHE. ML:2.2 0.0008309723 0.192 AML other m 2019-11-30T23:14:51.74
IV.MGAB.HNN. ML:2.1 0.0007253566499999999 0.1792 AML other m 2019-11-30T23:14:51.83
IV.LATE.HHE. ML:2.4 0.0010816965 0.2176 AML other m 2019-11-30T23:14:52.56
IV.ATTE.HHN. ML:2.4 0.00060146635 1.7056 AML other m 2019-11-30T23:14:59.13
IV.LATE.HHN. ML:2.4 0.0013241295 0.5632 AML other m 2019-11-30T23:14:59.33
IV.FROS.CHN. ML:1.8 0.00014136565000000002 0.192 AML other m 2019-11-30T23:15:00.31
IV.ATTE.HHE. ML:2.4 0.0005016214 0.4864 AML other m 2019-11-30T23:15:00.63
IV.FROS.CHE. ML:2.1 0.00026608815 0.2944 AML other m 2019-11-30T23:15:00.71
IV.ATMI.HHN. ML:2.8 0.0011067752 0.2688 AML other m 2019-11-30T23:15:02.20
IV.MOMA.HNN. ML:2.4 0.00047516685 1.3088 AML other m 2019-11-30T23:15:02.16
IV.ATMI.HHE. ML:2.8 0.0012862899999999998 0.3072 AML other m 2019-11-30T23:15:02.21
IV.MOMA.HHE. ML:1.9 0.00015074039999999998 0.2432 AML other m 2019-11-30T23:15:02.68
IV.TRIF.CHE. ML:1.9 0.000116685985 0.2688 AML other m 2019-11-30T23:15:03.65
IV.TRIF.CHN. ML:1.8 0.000104513245 1.8336 AML other m 2019-11-30T23:15:04.07
IV.CSNT.HHN. ML:1.5 0.000045319169999999996 1.7312 AML other m 2019-11-30T23:15:04.94
IV.MOMA.HHN. ML:2.0 0.00015844275000000002 0.32 AML other m 2019-11-30T23:15:04.30
IV.MAON.HHN. ML:1.5 0.00005647601500000001 0.2816 AML other m 2019-11-30T23:15:04.82
IV.MURB.HHN. ML:3.0 0.0017303435 0.2688 AML other m 2019-11-30T23:15:05.37
IV.MURB.HNN. ML:3.0 0.0014771715000000002 0.2816 AML other m 2019-11-30T23:15:05.52
IV.MURB.HNE. ML:2.9 0.00115358205 0.256 AML other m 2019-11-30T23:15:05.38
IV.CSNT.HHE. ML:1.5 0.000051453585 0.3712 AML other m 2019-11-30T23:15:05.38
IV.CASP.HHE. ML:1.4 0.000037876004999999995 0.2816 AML other m 2019-11-30T23:15:05.95
IV.CASP.HHN. ML:1.4 0.00003696532 0.192 AML other m 2019-11-30T23:15:05.86
IV.APEC.HNN. ML:2.9 0.0008546539 0.6688 AML other m 2019-11-30T23:15:06.50
IV.MURB.HHE. ML:2.9 0.0012072979999999999 0.2816 AML other m 2019-11-30T23:15:06.05
IV.BADI.EHN. ML:2.1 0.00016713414999999999 1.5136 AML other m 2019-11-30T23:15:07.04
IV.BADI.EHE. ML:2.1 0.00018737035 1.7184 AML other m 2019-11-30T23:15:07.87
IV.ATPI.HNN. ML:2.3 0.00025865459999999997 0.6912 AML other m 2019-11-30T23:15:08.03
IV.MAON.HHE. ML:1.6 0.00006843856 0.5376 AML other m 2019-11-30T23:15:08.53
IV.ATPI.EHN. ML:2.2 0.00021157134999999998 1.4496 AML other m 2019-11-30T23:15:09.83
IV.ATPI.EHE. ML:2.0 0.00015260260000000002 0.3456 AML other m 2019-11-30T23:15:09.43
IV.CRE.HHE. ML:1.8 0.00009733596 0.2816 AML other m 2019-11-30T23:15:09.47
IV.APEC.HHN. ML:2.3 0.00024283294999999998 0.3968 AML other m 2019-11-30T23:15:09.70
IV.PIEI.HHE. ML:2.0 0.00010135613999999999 0.4224 AML other m 2019-11-30T23:15:10.00
IV.PARC.HHE. ML:2.0 0.000100622305 0.3968 AML other m 2019-11-30T23:15:11.14
IV.CRE.HHN. ML:2.1 0.00017414315000000003 0.2688 AML other m 2019-11-30T23:15:11.66
IV.ATPI.HNE. ML:2.2 0.00022987820000000002 1.4624 AML other m 2019-11-30T23:15:11.04
IV.PARC.HHN. ML:2.1 0.0001565897 0.32 AML other m 2019-11-30T23:15:11.78
IV.SSP9.EHE. ML:2.0 0.00014880192 0.5248 AML other m 2019-11-30T23:15:11.94
IV.PIEI.HHN. ML:1.8 0.00007409457499999999 1.5008 AML other m 2019-11-30T23:15:12.95
IV.APEC.HHE. ML:2.4 0.00026821909999999997 0.4608 AML other m 2019-11-30T23:15:12.06
IV.TOLF.HHE. ML:1.9 0.00008164737499999999 1.0784 AML other m 2019-11-30T23:15:12.95
IV.SSP9.EHN. ML:1.9 0.00012227370999999998 0.576 AML other m 2019-11-30T23:15:13.53
IV.FDMO.HHN. ML:1.7 0.000042426400000000004 0.448 AML other m 2019-11-30T23:15:15.77
IV.TOLF.HHN. ML:1.8 0.00006263477000000001 1.5776 AML other m 2019-11-30T23:15:15.90
IV.FDMO.HHE. ML:1.8 0.000057017250000000004 0.4992 AML other m 2019-11-30T23:15:16.64
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