Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 15-02-2021 and time 04:45:19 (Italy) in region 2 km NE Spoleto (PG)

A magnitude ML 2.4 earthquake occured in region: 2 km NE Spoleto (PG), on

  • 15-02-2021 03:45:19 (UTC)
  • 15-02-2021 04:45:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7430, 12.7560 at 8 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
Spoleto PG 2 38218 38218
Sant'Anatolia di Narco PG 7 564 38782
Scheggino PG 7 461 39243
Campello sul Clitunno PG 9 2442 41685
Vallo di Nera PG 9 364 42049
Castel Ritaldi PG 11 3278 45327
Ferentillo TR 14 1913 47240
Trevi PG 15 8469 55709
Poggiodomo PG 15 117 55826
Cerreto di Spoleto PG 16 1075 56901
Montefranco TR 16 1276 58177
Arrone TR 18 2763 60940
Giano dell'Umbria PG 18 3846 64786
Acquasparta TR 18 4778 69564
Montefalco PG 19 5679 75243
Polino TR 19 233 75476
Monteleone di Spoleto PG 19 599 76075
Massa Martana PG 19 3770 79845

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Terni (111501 inhabitants)
24 Km S of Foligno (57155 inhabitants)
50 Km SE of Perugia (166134 inhabitants)
64 Km NE of Viterbo (67173 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
78 Km W of Teramo (54892 inhabitants)
83 Km N of Guidonia Montecelio (88673 inhabitants)
87 Km N of Tivoli (56533 inhabitants)
97 Km N 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 2.4 2021-02-15
03:45:19		 42.7433 12.7555 8 2021-07-12
16:54:59		 Bollettino Sismico Italiano INGV 87439181
Reviewed
Rev100 		ML 2.4 2021-02-15
03:45:19		 42.738 12.7398 11 2021-02-15
03:53:06		 Sala Sismica INGV-Roma 87166971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-15 03:45:19 ± 0.05
Latitude 42.7433 ± 0.0027
Longitude 12.7555 ± 0.0037
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87439181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 240
Semi-minor axis of confidence ellipse (meter) 185
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 84
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) 67
Number of associated phases, regardless of their use for origin computation 71
Number of defining phases 71
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.11421
Epicentral distance of station farthest from the epicenter (degree) 0.80759
Number of stations at which the event was observed 40
Number of stations from which data was used for origin computation 40
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 72
Type of magnitude ML
Reference to an origin 87439181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-18 11:53:28

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 70
Type of magnitude ML
Reference to an origin 87166971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-15 03:53:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTCE.HHZ. 2021-02-15T03:45:44.28 0.6 undecidable manual S 181 79.9644 50 -0.05 45
IV.EL6.EHZ. 2021-02-15T03:45:42.40 0.6 undecidable manual S 23 70.7736 50 0.51 41
IV.SAP2.EHZ. 2021-02-15T03:45:41.45 0.6 undecidable manual S 53 65.3901 50 1.01 34
IV.MF5.EHZ. 2021-02-15T03:45:40.52 0.3 undecidable manual S 64 63.3921 50 0.61 60
IV.SNTG.HHZ. 2021-02-15T03:45:39.04 0.6 undecidable manual S 15 58.6968 50 0.37 43
IV.SRES.HHZ. 2021-02-15T03:45:39.48 0.3 undecidable manual S 200 59.6958 50 0.56 62
IV.MURB.HHZ. 2021-02-15T03:45:39.70 0.6 undecidable manual S 342 60.5949 50 0.53 42
IV.FOSV.EHZ. 2021-02-15T03:45:39.91 0.6 undecidable manual S 0 61.1943 50 0.58 41
IV.GUMA.HHZ. 2021-02-15T03:45:39.32 0.3 undecidable manual S 53 58.8966 50 0.59 61
IV.FIAM.HHZ. 2021-02-15T03:45:38.85 0.6 undecidable manual S 151 60.495 50 -0.28 44
IV.MGAB.HHZ. 2021-02-15T03:45:37.90 0.6 undecidable manual S 290 55.5999 50 0.06 47
IV.CSP1.EHZ. 2021-02-15T03:45:37.01 0.6 undecidable manual S 43 53.2023 50 -0.18 46
IV.SMA1.EHZ. 2021-02-15T03:45:36.13 0.3 undecidable manual S 105 48.9177 50 0.08 70
IV.MTRA.EHZ. 2021-02-15T03:45:36.93 0.3 undecidable manual S 88 52.2033 50 -0.01 71
IV.MMO1.EHZ. 2021-02-15T03:45:36.12 0.3 undecidable manual S 69 49.617 50 -0.12 70
IV.ATCC.EHZ. 2021-02-15T03:45:36.47 0.6 undecidable manual S 349 49.9167 50 0.16 46
IV.PIEI.HHZ. 2021-02-15T03:45:35.56 0.3 undecidable manual P 349 89.6436 50 0.1 65
IV.FAGN.HHZ. 2021-02-15T03:45:35.72 0.3 undecidable manual P 128 86.0472 50 0.83 53
IV.RM33.EHZ. 2021-02-15T03:45:34.92 0.6 undecidable manual S 125 45.621 50 -0.25 46
IV.ARVD.HHZ. 2021-02-15T03:45:34.37 0.3 undecidable manual P 10 85.0482 50 -0.38 62
IV.MNTT.EHZ. 2021-02-15T03:45:34.36 0.3 undecidable manual P 62 76.8675 50 0.88 52
IV.FRON.EHZ. 2021-02-15T03:45:34.73 0.1 undecidable manual P 358 85.9473 50 -0.15 86
IV.ATMI.HHZ. 2021-02-15T03:45:33.83 0.3 undecidable manual P 329 76.5678 50 0.4 63
IV.MTCE.HHZ. 2021-02-15T03:45:33.49 0.1 undecidable manual P 181 79.9644 50 -0.47 82
IV.MC2.EHZ. 2021-02-15T03:45:33.71 0.6 undecidable manual S 62 39.9267 50 0.07 48
IV.FDMO.HHZ. 2021-02-15T03:45:33.95 0.6 undecidable manual S 40 42.2244 50 -0.32 45
IV.EL6.EHZ. 2021-02-15T03:45:32.25 0.1 undecidable manual P 23 70.7736 50 -0.3 86
IV.TERO.HHZ. 2021-02-15T03:45:32.11 0.3 undecidable manual P 101 70.4739 50 -0.39 63
IV.SAP2.EHZ. 2021-02-15T03:45:32.40 0.3 undecidable manual P 53 65.3901 50 0.69 58
IT.MTCL.HGZ. 2021-02-15T03:45:31.57 0.6 undecidable manual S 35 34.1436 103 -0.35 46
IV.MF5.EHZ. 2021-02-15T03:45:31.80 0.1 undecidable manual P 64 63.3921 50 0.4 85
IV.ASSB.HHZ. 2021-02-15T03:45:31.51 0.6 undecidable manual S 347 34.1436 103 -0.4 45
IV.FEMA.HNE. 2021-02-15T03:45:31.78 0.6 undecidable manual S 45 34.0437 103 -0.12 48
IV.GUMA.HHZ. 2021-02-15T03:45:30.90 0.1 undecidable manual P 53 58.8966 50 0.18 90
IV.CESI.HHZ. 2021-02-15T03:45:30.89 0.3 undecidable manual S 23 31.4463 104 -0.12 72
IV.SRES.HHZ. 2021-02-15T03:45:30.66 0.1 undecidable manual P 200 59.6958 50 -0.17 90
IV.MURB.HHZ. 2021-02-15T03:45:30.94 0.1 undecidable manual P 342 60.5949 50 -0.04 93
IV.NRCA.HHZ. 2021-02-15T03:45:30.70 0.3 undecidable manual S 71 30.8469 104 -0.12 72
IV.FIAM.HHZ. 2021-02-15T03:45:30.64 0.3 undecidable manual P 151 60.495 50 -0.31 66
IV.FOSV.EHZ. 2021-02-15T03:45:30.76 0.1 undecidable manual P 0 61.1943 50 -0.3 88
IV.SNTG.HHZ. 2021-02-15T03:45:30.21 0.1 undecidable manual P 15 58.6968 50 -0.47 85
IV.CSP1.EHZ. 2021-02-15T03:45:29.60 0.1 undecidable manual P 43 53.2023 50 -0.23 90
IT.FOPC.HGZ. 2021-02-15T03:45:29.31 0.6 undecidable manual S 350 25.4523 107 0.31 47
IV.ATCC.EHZ. 2021-02-15T03:45:29.02 0.1 undecidable manual P 349 49.9167 50 -0.31 89
IV.MGAB.HHZ. 2021-02-15T03:45:29.98 0.1 undecidable manual P 290 55.5999 50 -0.22 90
IT.MMP1.HGE. 2021-02-15T03:45:29.63 0.3 undecidable manual P 181 54.8007 50 -0.46 64
IV.SMA1.EHZ. 2021-02-15T03:45:29.11 0.1 undecidable manual P 105 48.9177 50 -0.06 94
IV.MTRA.EHZ. 2021-02-15T03:45:29.39 0.1 undecidable manual P 88 52.2033 50 -0.3 89
IV.FIU1.HNZ. 2021-02-15T03:45:29.70 0.3 undecidable manual P 16 51.4152 50 0.14 69
IV.LNSS.HHZ. 2021-02-15T03:45:29.73 0.6 undecidable manual S 124 27.9498 105 -0.11 48
IV.MMO1.EHZ. 2021-02-15T03:45:29.09 0.1 undecidable manual P 69 49.617 50 -0.19 92
IV.RM33.EHZ. 2021-02-15T03:45:28.29 0.1 undecidable manual P 125 45.621 50 -0.38 89
IV.FDMO.HHZ. 2021-02-15T03:45:27.78 0.1 undecidable manual P 40 42.2244 50 -0.37 90
IV.MC2.EHZ. 2021-02-15T03:45:27.68 0.3 undecidable manual P 62 39.9267 50 -0.1 71
IV.CESX.HHZ. 2021-02-15T03:45:27.16 0.6 undecidable manual S 223 20.3685 111 -0.16 49
IV.ARRO.EHZ. 2021-02-15T03:45:27.09 0.6 undecidable manual S 177 18.2706 113 0.45 46
IV.NRCA.HHZ. 2021-02-15T03:45:26.10 0.1 undecidable manual P 71 30.8469 104 -0.05 98
IV.ASSB.HHZ. 2021-02-15T03:45:26.64 0.1 undecidable manual P 347 34.1436 103 -0.14 95
IV.FEMA.HNE. 2021-02-15T03:45:26.71 0.1 undecidable manual P 45 34.0437 103 -0.07 97
IV.CESI.HHZ. 2021-02-15T03:45:26.09 0.1 undecidable manual P 23 31.4463 104 -0.17 95
IV.MOMA.HNZ. 2021-02-15T03:45:26.29 0.3 undecidable manual S 294 16.5723 115 0.19 73
IT.GNU.HGZ. 2021-02-15T03:45:26.26 0.6 undecidable manual S 294 16.4724 115 0.17 49
IT.MTCL.HGZ. 2021-02-15T03:45:26.55 0.1 undecidable manual P 35 34.1436 103 -0.24 93
IV.GAVE.EHZ. 2021-02-15T03:45:25.41 0.6 undecidable manual S 117 12.6762 121 0.5 46
IV.LNSS.HHZ. 2021-02-15T03:45:25.55 0.1 positive manual P 124 27.9498 105 -0.04 98
IT.FOPC.HGZ. 2021-02-15T03:45:25.21 0.3 undecidable manual P 350 25.4523 107 0.1 73
IV.CESX.HHZ. 2021-02-15T03:45:24.15 0.1 negative manual P 223 20.3685 111 0.02 100
IV.ARRO.EHZ. 2021-02-15T03:45:24.04 0.1 undecidable manual P 177 18.2706 113 0.3 95
IV.MOMA.HNZ. 2021-02-15T03:45:23.57 0.1 positive manual P 294 16.5723 115 0.14 98
IV.GAVE.EHZ. 2021-02-15T03:45:23.13 0.1 undecidable manual P 117 12.6762 121 0.39 94
IT.GNU.HGZ. 2021-02-15T03:45:23.56 0.1 undecidable manual P 294 16.4724 115 0.14 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOMA.HNE. ML:2.7 0.00518 0.18 AML other m 2021-02-15T03:45:26.62
IV.MOMA.HHE. ML:2.7 0.005235 0.18 AML other m 2021-02-15T03:45:26.62
IV.MOMA.HHN. ML:2.6 0.0042450000000000005 0.16 AML other m 2021-02-15T03:45:26.63
IV.MOMA.HNN. ML:2.6 0.00373 0.18 AML other m 2021-02-15T03:45:26.64
IV.CESX.HHN. ML:2.5 0.0025099999999999996 0.28 AML other m 2021-02-15T03:45:27.99
IV.CESX.HHE. ML:2.6 0.00297 1.6 AML other m 2021-02-15T03:45:28.03
IV.CESI.HHN. ML:2.8 0.0033399999999999997 0.28 AML other m 2021-02-15T03:45:31.19
IV.NRCA.HNN. ML:2.4 0.001385 0.14 AML other m 2021-02-15T03:45:31.05
IV.CESI.HNN. ML:2.8 0.0032350000000000005 0.16 AML other m 2021-02-15T03:45:31.19
IV.CESI.HHE. ML:2.5 0.00149 0.34 AML other m 2021-02-15T03:45:31.28
IV.CESI.HNE. ML:2.4 0.0013199999999999998 0.22 AML other m 2021-02-15T03:45:31.35
IV.NRCA.HHN. ML:2.5 0.0014550000000000001 1.04 AML other m 2021-02-15T03:45:31.63
IV.NRCA.HHE. ML:2.6 0.0018599999999999999 0.82 AML other m 2021-02-15T03:45:31.27
IV.NRCA.HNE. ML:2.6 0.001865 0.82 AML other m 2021-02-15T03:45:31.69
IV.ASSB.HHN. ML:2.4 0.0010715 1.68 AML other m 2021-02-15T03:45:31.08
IV.ASSB.HHE. ML:2.4 0.0010500000000000002 0.86 AML other m 2021-02-15T03:45:32.91
IV.FDMO.HHN. ML:2.3 0.0007325000000000001 0.84 AML other m 2021-02-15T03:45:34.24
IV.FDMO.HHE. ML:2.6 0.0012200000000000002 0.44 AML other m 2021-02-15T03:45:34.65
IV.RM33.EHN. ML:2.1 0.0004 0.38 AML other m 2021-02-15T03:45:36.81
IV.SMA1.EHN. ML:2.3 0.000516 0.34 AML other m 2021-02-15T03:45:36.74
IV.ATCC.EHN. ML:2.5 0.000855 0.16 AML other m 2021-02-15T03:45:37.78
IV.CSP1.EHN. ML:2.9 0.0019649999999999997 1.54 AML other m 2021-02-15T03:45:38.91
IV.CSP1.EHE. ML:2.9 0.0017900000000000001 0.22 AML other m 2021-02-15T03:45:38.21
IV.ATCC.EHE. ML:2.4 0.0007535 0.68 AML other m 2021-02-15T03:45:38.02
IV.RM33.EHE. ML:2.1 0.00038849999999999996 0.32 AML other m 2021-02-15T03:45:38.69
IV.MTRA.HNE. ML:2.2 0.0004195 1.46 AML other m 2021-02-15T03:45:39.02
IV.MGAB.HNN. ML:2.3 0.00043499999999999995 0.18 AML other m 2021-02-15T03:45:39.11
IV.MTRA.EHE. ML:2.2 0.00039150000000000003 1.46 AML other m 2021-02-15T03:45:39.03
IV.SMA1.EHE. ML:2.4 0.0007405 1.6 AML other m 2021-02-15T03:45:39.10
IV.MGAB.HNE. ML:2.2 0.0003415 0.68 AML other m 2021-02-15T03:45:39.41
IV.MTRA.EHN. ML:2.2 0.0004185 0.74 AML other m 2021-02-15T03:45:39.30
IV.MTRA.HNN. ML:2.3 0.0004645 0.3 AML other m 2021-02-15T03:45:39.52
IV.MGAB.HHN. ML:2.3 0.0005394999999999999 1.14 AML other m 2021-02-15T03:45:39.12
IV.GUMA.HHE. ML:2.6 0.0009845000000000001 1.48 AML other m 2021-02-15T03:45:39.86
IV.GUMA.HNN. ML:2.7 0.0010055 1.14 AML other m 2021-02-15T03:45:40.10
IV.GUMA.HHN. ML:2.6 0.0009670000000000001 1.14 AML other m 2021-02-15T03:45:40.11
IV.MGAB.HHE. ML:2.1 0.0003025 0.6 AML other m 2021-02-15T03:45:40.70
IV.SNTG.HHN. ML:2.1 0.000251 0.22 AML other m 2021-02-15T03:45:40.37
IV.GUMA.HNE. ML:2.6 0.0007869999999999999 0.44 AML other m 2021-02-15T03:45:40.52
IV.FOSV.EHE. ML:2.0 0.00021349999999999999 0.24 AML other m 2021-02-15T03:45:40.55
IV.FOSV.EHN. ML:2.1 0.000245 0.28 AML other m 2021-02-15T03:45:40.69
IV.MURB.HHE. ML:2.8 0.00121 1.76 AML other m 2021-02-15T03:45:41.99
IV.MURB.HNE. ML:2.8 0.0011600000000000002 1.76 AML other m 2021-02-15T03:45:41.99
IV.SNTG.HHE. ML:2.0 0.00023649999999999998 1.1 AML other m 2021-02-15T03:45:41.40
IV.MURB.HNN. ML:2.7 0.0009550000000000001 0.98 AML other m 2021-02-15T03:45:41.91
IV.MURB.HHN. ML:2.8 0.001155 0.26 AML other m 2021-02-15T03:45:41.56
IV.SRES.HHN. ML:1.8 0.00011899999999999999 0.4 AML other m 2021-02-15T03:45:41.84
IV.FIAM.HHN. ML:1.8 0.000124 0.96 AML other m 2021-02-15T03:45:42.05
IV.FIAM.HHE. ML:1.8 0.000116 0.36 AML other m 2021-02-15T03:45:42.40
IV.MF5.EHN. ML:2.3 0.0003975 1.5 AML other m 2021-02-15T03:45:42.88
IV.SRES.HHE. ML:1.8 0.000136 0.22 AML other m 2021-02-15T03:45:42.87
IV.TERO.HHN. ML:1.9 0.000133 0.84 AML other m 2021-02-15T03:45:43.85
IV.MF5.EHE. ML:2.4 0.000482 0.48 AML other m 2021-02-15T03:45:43.27
IV.EL6.EHN. ML:2.5 0.00048350000000000004 0.3 AML other m 2021-02-15T03:45:43.70
IV.SAP2.EHE. ML:2.3 0.00035099999999999997 1.52 AML other m 2021-02-15T03:45:43.13
IV.TERO.HHE. ML:1.8 0.0001109 0.18 AML other m 2021-02-15T03:45:43.85
IV.EL6.EHE. ML:2.6 0.000609 0.22 AML other m 2021-02-15T03:45:43.98
IV.SAP2.EHN. ML:3.0 0.0019100000000000002 0.18 AML other m 2021-02-15T03:45:44.47
IV.MNTT.EHN. ML:3.0 0.001405 1.74 AML other m 2021-02-15T03:45:47.07
IV.ARVD.HHN. ML:1.8 0.00008774999999999999 0.54 AML other m 2021-02-15T03:45:47.74
IV.ARVD.HHE. ML:2.0 0.00012145 0.54 AML other m 2021-02-15T03:45:47.67
IV.FRON.EHE. ML:1.9 0.00010619999999999999 1.24 AML other m 2021-02-15T03:45:48.69
IV.MTCE.HHE. ML:2.0 0.0001408 0.52 AML other m 2021-02-15T03:45:48.39
IV.FRON.EHN. ML:2.0 0.00013000000000000002 0.26 AML other m 2021-02-15T03:45:48.79
IV.MNTT.EHE. ML:2.9 0.001175 1.1 AML other m 2021-02-15T03:45:49.96
IV.PIEI.HHN. ML:1.8 0.00008215 0.26 AML other m 2021-02-15T03:45:49.59
IV.ATMI.HHN. ML:2.4 0.000358 0.44 AML other m 2021-02-15T03:45:49.65
IV.FAGN.HHN. ML:2.2 0.0001795 1.44 AML other m 2021-02-15T03:45:49.81
IV.ATMI.HHE. ML:2.2 0.00023349999999999998 0.42 AML other m 2021-02-15T03:45:49.64
IV.PIEI.HHE. ML:2.0 0.0001145 1.16 AML other m 2021-02-15T03:45:50.64
IV.MTCE.HHN. ML:1.8 0.00009185 0.42 AML other m 2021-02-15T03:45:50.42
IV.FAGN.HHE. ML:2.3 0.000242 0.38 AML other m 2021-02-15T03:45:52.20
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