Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 06-02-2020 and time 13:30:15 (Italy) in region 3 km N Cascia (PG)

A magnitude ML 1.8 earthquake occured in region: 3 km N Cascia (PG), on

  • 06-02-2020 12:30:15 (UTC)
  • 06-02-2020 13:30:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7450, 13.0100 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.

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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
Cascia PG 3 3217 3217
Poggiodomo PG 7 117 3334
Norcia PG 9 4957 8291
Cerreto di Spoleto PG 11 1075 9366
Monteleone di Spoleto PG 11 599 9965
Vallo di Nera PG 12 364 10329
Sant'Anatolia di Narco PG 14 564 10893
Scheggino PG 15 461 11354
Preci PG 15 724 12078
Sellano PG 18 1079 13157
Cittareale RI 19 482 13639

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km SE of Foligno (57155 inhabitants)
36 Km NE of Terni (111501 inhabitants)
54 Km NW of L'Aquila (69753 inhabitants)
58 Km W of Teramo (54892 inhabitants)
65 Km SE of Perugia (166134 inhabitants)
83 Km E of Viterbo (67173 inhabitants)
86 Km N of Guidonia Montecelio (88673 inhabitants)
89 Km N of Tivoli (56533 inhabitants)
97 Km W of Montesilvano (53738 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 1.8 2020-02-06
12:30:15		 42.7447 13.0103 11 2020-07-18
21:08:28		 Bollettino Sismico Italiano INGV 77621211
Reviewed
Rev100 		ML 2.0 2020-02-06
12:30:15		 42.7425 13.0148 11 2020-02-06
12:40:21		 Sala Sismica INGV-Roma 76291421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-06 12:30:15 ± 0.05
Latitude 42.7447 ± 0.0027
Longitude 13.0103 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77621211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 268
Semi-minor axis of confidence ellipse (meter) 251
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 152
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.45236
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 76291421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-06 12:40:21

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 77621211
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-02 00:24:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.CUC.HHZ. 2020-02-06T12:32:02.79 3.0 undecidable manual Sg 12.5 0
SI.KOSI.HHZ. 2020-02-06T12:31:58.05 3.0 undecidable manual Sn -3.32 0
IV.FVI.HHZ. 2020-02-06T12:31:54.87 3.0 undecidable manual Sn -5.39 0
IV.SARZ.HHZ. 2020-02-06T12:31:54.89 3.0 undecidable manual Sn -0.53 0
IV.MFNL.HHZ. 2020-02-06T12:31:45.88 3.0 undecidable manual Pg 16.76 0
IV.PZUN.HHZ. 2020-02-06T12:31:39.83 3.0 undecidable manual Sn 1.82 0
IX.STN3.HHZ.02 2020-02-06T12:31:35.94 3.0 undecidable manual Sn -2.21 0
IV.PAOL.HHZ. 2020-02-06T12:31:21.57 3.0 undecidable manual Sg 5.36 0
IV.FVI.HHZ. 2020-02-06T12:31:12.52 3.0 undecidable manual Pn -1.73 0
IV.RONT.HHZ. 2020-02-06T12:31:10.08 3.0 undecidable manual Sg 2.31 0
IV.MODR.HHZ. 2020-02-06T12:31:07.24 3.0 undecidable manual Sn -0.57 0
IV.VULT.HHZ. 2020-02-06T12:30:58.10 3.0 undecidable manual Pn 0.75 0
IV.ARCI.HHZ. 2020-02-06T12:30:55.12 3.0 undecidable manual S 1.06 0
IV.CPGN.EHZ. 2020-02-06T12:30:38.68 3.0 undecidable manual P 1.2 0
IT.RMMM.HGZ. 2020-02-06T12:30:34.10 3.0 undecidable manual P 0.67 0
IV.MF5.EHZ. 2020-02-06T12:30:31.19 0.6 undecidable manual S 53 45.4212 50 1.3 30
IV.TERO.HHZ. 2020-02-06T12:30:30.79 0.6 undecidable manual S 105 50.2164 50 -0.39 44
IV.PF6.EHN. 2020-02-06T12:30:30.12 0.6 undecidable manual S 19 46.1205 50 0.05 47
IV.CSP1.EHZ. 2020-02-06T12:30:29.10 0.3 undecidable manual S 22 41.625 50 0.22 69
IV.MML1.HNE. 2020-02-06T12:30:29.10 0.6 undecidable manual S 356 41.0256 50 0.38 45
IV.MOMA.HNE. 2020-02-06T12:30:27.72 0.6 undecidable manual S 281 36.4413 50 0.22 46
IV.CESX.HHZ. 2020-02-06T12:30:27.87 0.3 undecidable manual S 247 37.7289 50 0.04 72
IV.FDMO.HHZ. 2020-02-06T12:30:26.39 0.3 undecidable manual S 11 32.9448 50 -0.18 71
IV.MMO1.EHZ. 2020-02-06T12:30:25.76 0.6 undecidable manual S 56 30.9468 50 -0.26 46
IV.CESI.HHZ. 2020-02-06T12:30:25.79 0.3 undecidable manual S 343 30.1476 50 -0.02 73
IV.MTRA.EHN. 2020-02-06T12:30:25.96 0.6 undecidable manual S 87 31.4463 50 -0.21 47
IV.ARRO.EHZ. 2020-02-06T12:30:24.85 0.3 undecidable manual S 227 27.1506 50 -0.15 72
IV.MF5.EHZ. 2020-02-06T12:30:24.13 0.1 undecidable manual P 53 45.4212 50 0.46 87
IV.T1299.HNN. 2020-02-06T12:30:24.81 0.6 undecidable manual S 119 25.3524 50 0.28 47
IV.TERO.HHZ. 2020-02-06T12:30:24.47 0.3 undecidable manual P 105 50.2164 50 0.06 70
IV.MC2.EHZ. 2020-02-06T12:30:24.10 0.3 undecidable manual S 38 23.5542 50 0.06 74
IT.MTCL.HGZ. 2020-02-06T12:30:24.79 0.6 undecidable manual S 358 27.6501 50 -0.36 46
IV.PF6.EHN. 2020-02-06T12:30:23.69 0.1 undecidable manual P 19 46.1205 50 -0.08 94
IV.MML1.HNE. 2020-02-06T12:30:23.04 0.1 undecidable manual P 356 41.0256 50 0.05 96
IV.CSP1.EHZ. 2020-02-06T12:30:23.01 0.3 undecidable manual P 22 41.625 50 -0.07 71
IV.MOMA.HNE. 2020-02-06T12:30:22.27 0.1 undecidable manual P 281 36.4413 50 -0.02 97
IV.CESX.HHZ. 2020-02-06T12:30:22.41 0.3 undecidable manual P 247 37.7289 50 -0.07 72
IV.SMA1.EHE. 2020-02-06T12:30:21.28 0.1 undecidable manual P 115 29.3484 50 0.09 97
IV.FDMO.HHZ. 2020-02-06T12:30:21.52 0.1 undecidable manual P 11 32.9448 50 -0.23 93
IV.LNSS.HHZ. 2020-02-06T12:30:21.63 0.6 undecidable manual S 171 15.873 123 -0.14 49
IV.MMO1.EHZ. 2020-02-06T12:30:21.33 0.1 undecidable manual P 56 30.9468 50 -0.11 96
IV.CESI.HHZ. 2020-02-06T12:30:21.27 0.1 undecidable manual P 343 30.1476 50 -0.04 97
IV.MTRA.EHN. 2020-02-06T12:30:21.42 0.1 undecidable manual P 87 31.4463 50 -0.1 96
IV.GAVE.HNZ. 2020-02-06T12:30:20.64 0.6 undecidable manual S 238 11.0778 133 0.18 49
IV.MC2.EHZ. 2020-02-06T12:30:20.28 0.1 undecidable manual P 38 23.5542 50 -0.01 99
IT.MTCL.HGZ. 2020-02-06T12:30:20.75 0.1 undecidable manual P 358 27.6501 50 -0.18 95
IV.NRCA.HNZ. 2020-02-06T12:30:20.72 0.3 undecidable manual S 41 12.9759 129 -0.23 72
IV.ARRO.EHZ. 2020-02-06T12:30:20.72 0.1 undecidable manual P 227 27.1506 50 -0.13 96
IV.T1299.HNN. 2020-02-06T12:30:20.57 0.1 undecidable manual P 119 25.3524 50 0 99
IV.LNSS.HHZ. 2020-02-06T12:30:18.96 0.6 undecidable manual P 171 15.873 123 -0.02 50
IV.GAVE.HNZ. 2020-02-06T12:30:18.45 0.1 undecidable manual P 238 11.0778 133 0.23 97
IV.NRCA.HNZ. 2020-02-06T12:30:18.57 0.1 undecidable manual P 41 12.9759 129 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:2.1 0.0012250000000000002 0.1 AML other m 2020-02-06T12:30:20.89
IV.NRCA.HNN. ML:2.0 0.00107244735 0.096 AML other m 2020-02-06T12:30:20.90
IV.GAVE.HNE. ML:2.1 0.0016400000000000002 1.86 AML other m 2020-02-06T12:30:21.00
IV.GAVE.EHE. ML:2.2 0.001745 1.88 AML other m 2020-02-06T12:30:21.00
IV.NRCA.HNE. ML:2.2 0.001538862 1.8656 AML other m 2020-02-06T12:30:21.95
IV.GAVE.HNN. ML:1.6 0.0005430000000000001 1.38 AML other m 2020-02-06T12:30:21.84
IV.NRCA.HHE. ML:2.2 0.00157 0.74 AML other m 2020-02-06T12:30:21.94
IV.LNSS.HHE. ML:2.2 0.00128 0.12 AML other m 2020-02-06T12:30:22.05
IV.LNSS.HNE. ML:2.1 0.00115848905 0.128 AML other m 2020-02-06T12:30:22.05
IV.LNSS.HHN. ML:2.1 0.0010474999999999998 0.16 AML other m 2020-02-06T12:30:22.09
IV.LNSS.HNN. ML:2.0 0.00102413155 0.16 AML other m 2020-02-06T12:30:22.10
IV.CESI.HHN. ML:1.6 0.0002 1.76 AML other m 2020-02-06T12:30:26.10
IV.CESI.HHE. ML:1.4 0.0001315 1.2 AML other m 2020-02-06T12:30:26.87
IV.ARRO.EHE. ML:1.3 0.0000993 0.78 AML other m 2020-02-06T12:30:26.80
IV.ARRO.EHN. ML:1.3 0.0000992 0.16 AML other m 2020-02-06T12:30:26.74
IV.FDMO.HHE. ML:1.8 0.000251 0.22 AML other m 2020-02-06T12:30:26.90
IV.FDMO.HHN. ML:1.6 0.0001705 1.24 AML other m 2020-02-06T12:30:26.91
IV.CESX.HHE. ML:1.1 0.000043016349999999993 1.3216 AML other m 2020-02-06T12:30:28.67
IV.RM33.EHE. ML:1.3 0.00009735000000000001 0.54 AML other m 2020-02-06T12:30:29.22
IV.RM33.EHN. ML:1.4 0.00011135000000000001 0.6 AML other m 2020-02-06T12:30:29.59
IV.CSP1.EHE. ML:1.7 0.000164 0.42 AML other m 2020-02-06T12:30:29.78
IV.CSP1.EHN. ML:1.4 0.0000856 0.36 AML other m 2020-02-06T12:30:30.74
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