Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 20-02-2020 and time 10:28:59 (UTC) in region 6 km NE Ferentillo (TR)

A magnitude ML 2.0 earthquake occured in region: 6 km NE Ferentillo (TR), on

  • 20-02-2020 10:28:59 (UTC)
  • 20-02-2020 11:28:59 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6550, 12.8460 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Ferentillo TR 6 1913 1913
Scheggino PG 7 461 2374
Polino TR 8 233 2607
Monteleone di Spoleto PG 9 599 3206
Sant'Anatolia di Narco PG 9 564 3770
Montefranco TR 9 1276 5046
Poggiodomo PG 10 117 5163
Arrone TR 10 2763 7926
Spoleto PG 13 38218 46144
Vallo di Nera PG 13 364 46508
Leonessa RI 14 2435 48943
Morro Reatino RI 14 373 49316
Labro RI 15 374 49690
Rivodutri RI 15 1253 50943
Cascia PG 16 3217 54160
Poggio Bustone RI 17 2055 56215
Colli sul Velino RI 18 533 56748
Campello sul Clitunno PG 19 2442 59190
Terni TR 19 111501 170691
Cerreto di Spoleto PG 19 1075 171766

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NE of Terni (111501 inhabitants)
35 Km SE of Foligno (57155 inhabitants)
57 Km NW of L'Aquila (69753 inhabitants)
63 Km SE of Perugia (166134 inhabitants)
66 Km E of Viterbo (67173 inhabitants)
70 Km W of Teramo (54892 inhabitants)
73 Km N of Guidonia Montecelio (88673 inhabitants)
77 Km N of Tivoli (56533 inhabitants)
90 Km NE of Roma (2864731 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 2020-02-20
10:28:59		 42.6553 12.8458 10 2020-07-18
21:08:27		 Bollettino Sismico Italiano INGV 77413281
Reviewed
Rev100 		ML 2.0 2020-02-20
10:28:59		 42.652 12.8398 11 2020-02-20
10:37:55		 Sala Sismica INGV-Roma 76669611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-20 10:28:59 ± 0.04
Latitude 42.6553 ± 0.0027
Longitude 12.8458 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77413281

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 260
Semi-minor axis of confidence ellipse (meter) 230
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 127
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 38
Number of associated phases, regardless of their use for origin computation 64
Number of defining phases 62
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) 0.87234
Number of stations at which the event was observed 45
Number of stations from which data was used for origin computation 43
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 77413281
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-20 17:48:35

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 76669611
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-20 10:37:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IFOR.HHZ. 2020-02-20T10:29:37.09 3.0 positive manual Pg 3.74 0
IV.ROSPO.HHZ. 2020-02-20T10:29:28.88 3.0 undecidable manual Pn 2.15 0
IV.TERO.HHZ. 2020-02-20T10:29:18.90 0.3 undecidable manual S 93 61.9935 50 0.06 67
IV.CSP1.EHZ. 2020-02-20T10:29:17.80 0.3 undecidable manual S 31 56.499 50 0.41 63
IV.ATPC.HNZ. 2020-02-20T10:29:16.57 0.6 undecidable manual P 341 96.8253 50 0.45 39
IV.FRON.EHZ. 2020-02-20T10:29:16.26 0.6 undecidable manual P 354 96.126 50 0.25 40
IV.ATBU.EHZ. 2020-02-20T10:29:16.24 0.6 undecidable manual P 345 94.1391 50 0.53 38
IV.FIAM.HHZ. 2020-02-20T10:29:15.00 0.6 undecidable manual S 153 48.3183 50 -0.21 45
IV.MMO1.HNZ. 2020-02-20T10:29:15.00 0.3 undecidable manual S 55 47.619 50 -0.01 70
IV.VCEL.EHZ. 2020-02-20T10:29:14.85 0.6 undecidable manual P 109 86.3469 50 0.35 40
IV.CING.HNZ. 2020-02-20T10:29:14.31 0.3 undecidable manual P 19 84.7485 50 0.05 65
IV.SSFR.HHZ. 2020-02-20T10:29:14.58 0.3 undecidable manual P 357 86.7465 50 0.01 65
IT.MMP1.HGZ. 2020-02-20T10:29:14.90 0.3 undecidable manual S 190 45.7209 50 0.39 65
IV.SACS.HNZ. 2020-02-20T10:29:14.08 0.3 undecidable manual P 286 79.2651 50 0.68 55
IV.ATVO.HHZ. 2020-02-20T10:29:14.85 0.6 undecidable manual P 336 88.1451 50 0.07 43
IV.MTRA.HNZ. 2020-02-20T10:29:14.90 0.6 undecidable manual S 76 46.3203 50 0.25 44
IV.ATSC.EHZ. 2020-02-20T10:29:14.48 0.6 undecidable manual P 351 86.247 50 0 43
IV.FDMO.HHZ. 2020-02-20T10:29:14.60 0.3 undecidable manual S 25 46.62 50 -0.14 68
IV.EL6.EHZ. 2020-02-20T10:29:13.17 0.3 undecidable manual P 15 77.5668 50 0.02 66
IV.ATLO.EHZ. 2020-02-20T10:29:13.31 1.0 undecidable manual P 334 81.3519 50 -0.43 20
IV.SMA1.EHZ. 2020-02-20T10:29:13.30 0.3 undecidable manual S 94 40.0266 50 0.31 66
IV.MC2.EHZ. 2020-02-20T10:29:13.10 0.3 undecidable manual S 44 39.8268 50 0.17 69
IV.CERT.HHZ. 2020-02-20T10:29:13.18 0.3 undecidable manual P 172 79.1652 50 -0.21 63
IV.CESI.HHZ. 2020-02-20T10:29:12.90 0.3 undecidable manual S 7 39.0276 50 0.17 69
IV.SAP2.EHZ. 2020-02-20T10:29:12.44 1.0 undecidable manual P 42 66.4779 50 1 16
IV.FEMA.HNZ. 2020-02-20T10:29:12.40 0.3 undecidable manual S 26 37.8288 50 -0.01 71
IT.MTCL.HGZ. 2020-02-20T10:29:12.70 0.6 undecidable manual S 18 39.627 50 -0.17 46
IV.MURB.HNZ. 2020-02-20T10:29:12.23 1.0 undecidable manual P 339 72.2721 50 -0.1 22
IV.ATTE.HHZ. 2020-02-20T10:29:12.51 1.0 undecidable manual P 327 72.2721 50 0.18 21
IV.MGAB.HHZ. 2020-02-20T10:29:11.74 0.6 undecidable manual P 296 66.1893 50 0.34 42
IV.FOSV.HNZ. 2020-02-20T10:29:11.63 0.6 undecidable manual P 355 71.2731 50 -0.55 39
IV.RM33.EHZ. 2020-02-20T10:29:11.30 0.3 undecidable manual S 118 34.2435 50 -0.13 70
IV.SNTG.HHZ. 2020-02-20T10:29:11.60 0.3 undecidable manual P 7 66.9774 50 0.09 66
IV.ATCC.EHZ. 2020-02-20T10:29:10.65 0.3 undecidable manual P 344 61.0944 50 0.04 68
IV.TERO.HHZ. 2020-02-20T10:29:10.48 0.3 undecidable manual P 93 61.9935 50 -0.26 64
IV.PF6.EHZ. 2020-02-20T10:29:10.52 0.6 undecidable manual P 28 60.5949 50 -0.01 45
IV.GIGS.HHZ. 2020-02-20T10:29:10.66 0.6 undecidable manual P 110 63.492 50 -0.32 42
IV.MF5.EHZ. 2020-02-20T10:29:10.98 0.6 undecidable manual P 53 62.0934 50 0.22 43
IV.CSP1.EHZ. 2020-02-20T10:29:09.82 0.3 undecidable manual P 31 56.499 50 -0.09 68
IV.MOMA.HHZ. 2020-02-20T10:29:09.40 0.3 undecidable manual S 306 27.8499 50 -0.34 68
IV.NRCA.HHZ. 2020-02-20T10:29:09.70 0.3 undecidable manual S 48 29.4483 50 -0.47 65
IV.MML1.HNZ. 2020-02-20T10:29:09.01 0.3 undecidable manual P 11 51.8037 50 -0.17 67
IV.MMO1.HNZ. 2020-02-20T10:29:08.33 0.6 undecidable manual P 55 47.619 50 -0.2 45
IV.FDMO.HHZ. 2020-02-20T10:29:08.19 0.1 positive manual P 25 46.62 50 -0.19 90
IV.MTRA.HNZ. 2020-02-20T10:29:08.70 0.6 undecidable manual P 76 46.3203 50 0.37 43
IV.FIAM.HHZ. 2020-02-20T10:29:08.64 0.3 undecidable manual P 153 48.3183 50 -0.01 70
IV.CAMP.HHZ. 2020-02-20T10:29:08.38 0.3 undecidable manual P 106 47.8188 50 -0.19 67
IT.MMP1.HGZ. 2020-02-20T10:29:08.37 0.3 undecidable manual P 190 45.7209 50 0.13 68
IV.CESI.HHZ. 2020-02-20T10:29:07.12 0.1 positive manual P 7 39.0276 50 -0.09 93
IV.SMA1.EHZ. 2020-02-20T10:29:07.43 0.3 undecidable manual P 94 40.0266 50 0.06 70
IT.MTCL.HGZ. 2020-02-20T10:29:07.33 0.6 undecidable manual P 18 39.627 50 0.03 47
IV.CESX.HHZ. 2020-02-20T10:29:07.70 0.3 undecidable manual S 256 21.7671 115 -0.35 68
IV.MC2.EHZ. 2020-02-20T10:29:07.32 0.1 undecidable manual P 44 39.8268 50 -0.01 94
IV.FEMA.HNZ. 2020-02-20T10:29:06.92 0.3 undecidable manual P 26 37.8288 50 -0.11 70
IV.LNSS.HHZ. 2020-02-20T10:29:06.40 0.3 undecidable manual S 110 16.872 122 -0.17 71
IV.RM33.EHZ. 2020-02-20T10:29:06.14 0.3 undecidable manual P 118 34.2435 50 -0.33 67
IV.NRCA.HHZ. 2020-02-20T10:29:05.50 0.1 positive manual P 48 29.4483 50 -0.24 92
IV.MOMA.HHZ. 2020-02-20T10:29:05.34 0.1 negative manual P 306 27.8499 50 -0.15 94
IV.CESX.HHZ. 2020-02-20T10:29:04.33 0.3 undecidable manual P 256 21.7671 115 -0.19 70
IV.ARRO.EHZ. 2020-02-20T10:29:04.80 0.3 undecidable manual S 218 10.6782 134 -0.05 74
IV.GAVE.EHZ. 2020-02-20T10:29:03.80 0.1 undecidable manual S 44 5.6943 151 0.01 100
IV.LNSS.HHZ. 2020-02-20T10:29:03.71 0.1 undecidable manual P 110 16.872 122 0.05 97
IV.GAVE.EHZ. 2020-02-20T10:29:02.34 0.1 negative manual P 44 5.6943 151 0.29 95
IV.ARRO.EHZ. 2020-02-20T10:29:02.91 0.1 positive manual P 218 10.6782 134 0.25 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:2.5 0.00454 0.1 AML other m 2020-02-20T10:29:04.01
IV.GAVE.EHN. ML:2.6 0.006215 0.36 AML other m 2020-02-20T10:29:04.07
IV.GAVE.HNN. ML:2.1 0.00188 0.38 AML other m 2020-02-20T10:29:04.06
IV.GAVE.HNE. ML:2.4 0.00414 0.98 AML other m 2020-02-20T10:29:04.01
IV.ARRO.EHN. ML:2.3 0.00231 0.2 AML other m 2020-02-20T10:29:05.16
IV.ARRO.EHE. ML:2.3 0.0022750000000000005 0.18 AML other m 2020-02-20T10:29:05.16
IV.LNSS.HHE. ML:2.1 0.0010175000000000002 0.26 AML other m 2020-02-20T10:29:07.08
IV.LNSS.HHN. ML:2.0 0.000923 0.12 AML other m 2020-02-20T10:29:07.64
IV.CESX.HHE. ML:1.6 0.000294 1.3 AML other m 2020-02-20T10:29:07.16
IV.CESX.HHN. ML:1.8 0.0004235 0.8 AML other m 2020-02-20T10:29:08.35
IV.MOMA.HHN. ML:2.3 0.0011549999999999998 1.8 AML other m 2020-02-20T10:29:10.97
IV.MOMA.HNN. ML:2.3 0.001045 1.8 AML other m 2020-02-20T10:29:10.07
IV.MOMA.HNE. ML:2.2 0.0007650000000000001 0.18 AML other m 2020-02-20T10:29:10.22
IV.MOMA.HHE. ML:2.2 0.0008269999999999999 0.16 AML other m 2020-02-20T10:29:10.13
IV.NRCA.HHE. ML:2.0 0.000587 0.52 AML other m 2020-02-20T10:29:11.48
IV.NRCA.HHN. ML:1.9 0.000431 0.1 AML other m 2020-02-20T10:29:12.21
IV.CESI.HHN. ML:2.0 0.00036899999999999997 0.26 AML other m 2020-02-20T10:29:13.66
IV.RM33.EHE. ML:1.8 0.0002275 1.32 AML other m 2020-02-20T10:29:13.86
IV.SMA1.EHE. ML:2.0 0.0003035 0.38 AML other m 2020-02-20T10:29:13.93
IV.CESI.HHE. ML:1.7 0.000193 0.52 AML other m 2020-02-20T10:29:14.54
IV.RM33.EHN. ML:1.6 0.00016450000000000001 0.26 AML other m 2020-02-20T10:29:14.22
IV.SMA1.EHN. ML:2.1 0.0004305 1.72 AML other m 2020-02-20T10:29:15.91
IV.FDMO.HHN. ML:1.7 0.0001295 0.22 AML other m 2020-02-20T10:29:15.28
IV.FIAM.HHE. ML:1.2 0.0000459 1.46 AML other m 2020-02-20T10:29:16.24
IV.FDMO.HHE. ML:1.8 0.0001625 1.06 AML other m 2020-02-20T10:29:16.62
IV.FIAM.HHN. ML:1.3 0.0000521 0.72 AML other m 2020-02-20T10:29:18.03
IV.ATCC.EHE. ML:1.9 0.00017549999999999998 1.52 AML other m 2020-02-20T10:29:20.21
IV.ATCC.EHN. ML:2.0 0.0001785 0.2 AML other m 2020-02-20T10:29:20.52
IV.SSFR.HHN. ML:1.8 0.0000781 0.26 AML other m 2020-02-20T10:29:28.26
IV.SSFR.HHE. ML:1.8 0.00008149999999999999 0.62 AML other m 2020-02-20T10:29:30.88
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