Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 24-01-2020 and time 22:41:58 (UTC) in region 4 km E Sellano (PG)

A magnitude ML 1.7 earthquake occured in region: 4 km E Sellano (PG), on

  • 24-01-2020 22:41:58 (UTC)
  • 24-01-2020 23:41:58 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8890, 12.9780 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
Sellano PG 4 1079 1079
Preci PG 5 724 1803
Cerreto di Spoleto PG 9 1075 2878
Visso MC 10 1107 3985
Monte Cavallo MC 12 145 4130
Norcia PG 14 4957 9087
Castelsantangelo sul Nera MC 14 281 9368
Ussita MC 15 444 9812
Vallo di Nera PG 16 364 10176
Campello sul Clitunno PG 18 2442 12618
Pieve Torina MC 18 1458 14076
Trevi PG 19 8469 22545
Fiordimonte MC 19 202 22747
Cascia PG 19 3217 25964
Poggiodomo PG 20 117 26081

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km E of Foligno (57155 inhabitants)
45 Km NE of Terni (111501 inhabitants)
54 Km E of Perugia (166134 inhabitants)
65 Km W of Teramo (54892 inhabitants)
69 Km NW of L'Aquila (69753 inhabitants)
89 Km NE of Viterbo (67173 inhabitants)
92 Km SW of Ancona (100861 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 1.7 2020-01-24
22:41:58		 42.889 12.9777 10 2020-07-18
21:08:40		 Bollettino Sismico Italiano INGV 79967671
Reviewed
Rev100 		ML 1.7 2020-01-24
22:41:58		 42.8913 12.9812 11 2020-01-24
22:51:14		 Sala Sismica INGV-Roma 75815011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-24 22:41:58 ± 0.04
Latitude 42.8890 ± 0.0027
Longitude 12.9777 ± 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 79967671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 320
Semi-minor axis of confidence ellipse (meter) 183
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 96
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
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 45
Number of defining phases 45
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.08993
Epicentral distance of station farthest from the epicenter (degree) 0.62953
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 30
Type of magnitude ML
Reference to an origin 79967671
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-07 01:55:54

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 30
Type of magnitude ML
Reference to an origin 75815011
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-24 22:51:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2020-01-24T22:42:19.69 0.6 undecidable manual S 358 67.5768 50 0.59 40
IV.EL6.EHZ. 2020-01-24T22:42:14.54 0.6 undecidable manual S 12 49.9167 50 0.18 45
IV.MF5.EHZ. 2020-01-24T22:42:12.68 0.6 undecidable manual S 74 40.626 50 0.78 39
IV.ARRO.EHZ. 2020-01-24T22:42:11.23 0.6 undecidable manual S 207 38.4282 50 -0.09 47
IV.SNTG.HHZ. 2020-01-24T22:42:11.95 0.6 undecidable manual S 356 40.7259 50 0.04 48
IV.MOMA.HHZ. 2020-01-24T22:42:11.18 0.6 undecidable manual S 254 34.4433 50 0.93 37
IV.GUMA.HHZ. 2020-01-24T22:42:10.66 0.6 undecidable manual S 56 34.8429 50 0.31 45
IV.ARVD.HHZ. 2020-01-24T22:42:10.16 0.3 undecidable manual P 358 67.5768 50 -0.16 66
IV.FIAM.HHZ. 2020-01-24T22:42:10.50 0.3 undecidable manual P 171 69.8745 50 -0.16 66
IV.LNSS.HHZ. 2020-01-24T22:42:09.36 0.3 undecidable manual S 171 32.1456 50 -0.28 69
IV.MMO1.EHZ. 2020-01-24T22:42:08.16 0.6 undecidable manual S 88 28.4493 50 -0.48 44
IV.MNTT.EHZ. 2020-01-24T22:42:08.65 0.3 undecidable manual P 69 53.7018 50 0.47 64
IV.CSP1.EHZ. 2020-01-24T22:42:08.52 0.3 undecidable manual S 39 29.0487 50 -0.29 69
IV.MURB.HHZ. 2020-01-24T22:42:08.85 0.3 undecidable manual P 319 55.4001 50 0.42 64
IV.EL6.EHZ. 2020-01-24T22:42:07.37 0.1 undecidable manual P 12 49.9167 50 -0.22 90
IT.FOPC.HGN. 2020-01-24T22:42:07.55 0.6 undecidable manual S 292 24.0537 112 0.22 47
IV.MML1.HNE. 2020-01-24T22:42:07.33 0.3 undecidable manual S 359 24.8529 112 -0.28 70
IV.RM33.EHZ. 2020-01-24T22:42:07.15 0.3 undecidable manual P 155 46.4202 50 0.1 70
IV.SMA1.EHZ. 2020-01-24T22:42:06.63 0.3 undecidable manual P 134 40.9257 50 0.44 66
IV.MF5.EHZ. 2020-01-24T22:42:06.31 0.1 undecidable manual P 74 40.626 50 0.15 93
IV.ATCC.EHZ. 2020-01-24T22:42:06.46 0.3 undecidable manual P 320 42.7239 50 -0.03 71
IV.CESX.HHZ. 2020-01-24T22:42:06.67 0.3 undecidable manual P 226 44.5221 50 -0.09 70
IV.GAVE.EHZ. 2020-01-24T22:42:06.89 0.3 undecidable manual S 197 22.8549 113 -0.07 73
IV.SNTG.HHZ. 2020-01-24T22:42:05.88 0.1 undecidable manual P 356 40.7259 50 -0.29 90
IV.MOMA.HHZ. 2020-01-24T22:42:05.19 0.1 undecidable manual P 254 34.4433 50 -0.02 97
IV.MC2.EHZ. 2020-01-24T22:42:05.44 0.6 undecidable manual S 82 17.3715 120 0.19 48
IV.GUMA.HHZ. 2020-01-24T22:42:05.28 0.1 undecidable manual P 56 34.8429 50 0.02 97
IV.FDMO.HHZ. 2020-01-24T22:42:05.42 0.3 undecidable manual S 29 18.6702 118 -0.21 72
IV.ARRO.EHZ. 2020-01-24T22:42:05.68 0.3 undecidable manual P 207 38.4282 50 -0.15 70
IV.LNSS.HHZ. 2020-01-24T22:42:04.61 0.1 undecidable manual P 171 32.1456 50 -0.24 93
IV.CESI.HHZ. 2020-01-24T22:42:04.41 0.1 undecidable manual S 335 14.1747 125 0.1 98
IV.CSP1.EHZ. 2020-01-24T22:42:04.12 0.1 undecidable manual P 39 29.0487 50 -0.26 93
IV.GAVE.EHZ. 2020-01-24T22:42:03.30 0.1 undecidable manual P 197 22.8549 113 -0.01 99
IV.FEMA.HNZ. 2020-01-24T22:42:03.26 0.3 undecidable manual S 36 9.9789 135 0.07 75
IT.FOPC.HGN. 2020-01-24T22:42:03.15 0.6 undecidable manual P 292 24.0537 112 -0.37 46
IV.MMO1.EHZ. 2020-01-24T22:42:03.99 0.1 undecidable manual P 88 28.4493 50 -0.28 92
IT.MTCL.HGZ. 2020-01-24T22:42:03.43 0.6 undecidable manual S 9 11.7771 130 -0.21 48
IV.MML1.HNE. 2020-01-24T22:42:03.43 0.1 undecidable manual P 359 24.8529 112 -0.26 94
IV.NRCA.HNZ. 2020-01-24T22:42:03.98 0.1 undecidable manual S 119 12.6762 128 0.08 99
IV.FDMO.HHZ. 2020-01-24T22:42:02.47 0.3 undecidable manual P 29 18.6702 118 -0.07 74
IV.MC2.EHZ. 2020-01-24T22:42:02.36 0.1 undecidable manual P 82 17.3715 120 0.04 99
IT.MTCL.HGZ. 2020-01-24T22:42:01.44 0.1 undecidable manual P 9 11.7771 130 0.04 100
IV.NRCA.HNZ. 2020-01-24T22:42:01.67 0.1 undecidable manual P 119 12.6762 128 0.13 98
IV.CESI.HHZ. 2020-01-24T22:42:01.94 0.1 negative manual P 335 14.1747 125 0.16 97
IV.FEMA.HNZ. 2020-01-24T22:42:01.36 0.1 undecidable manual P 36 9.9789 135 0.23 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.8 0.0007130000000000001 0.1 AML other m 2020-01-24T22:42:04.13
IV.NRCA.HHN. ML:1.8 0.0007605 1.82 AML other m 2020-01-24T22:42:04.99
IV.NRCA.HNE. ML:1.7 0.0006154999999999999 0.1 AML other m 2020-01-24T22:42:04.13
IV.NRCA.HNN. ML:1.8 0.0007564999999999999 0.18 AML other m 2020-01-24T22:42:04.09
IV.CESI.HNE. ML:1.5 0.0003095 0.12 AML other m 2020-01-24T22:42:04.59
IV.CESI.HHE. ML:1.6 0.000379 0.14 AML other m 2020-01-24T22:42:04.66
IV.CESI.HNN. ML:1.8 0.0007115 0.4 AML other m 2020-01-24T22:42:04.60
IV.CESI.HHN. ML:1.9 0.0007915 0.38 AML other m 2020-01-24T22:42:04.61
IV.FDMO.HHN. ML:2.0 0.0007965 0.38 AML other m 2020-01-24T22:42:05.82
IV.FDMO.HHE. ML:2.2 0.0013115000000000002 0.18 AML other m 2020-01-24T22:42:05.57
IV.GAVE.HNN. ML:1.5 0.0002045 1.08 AML other m 2020-01-24T22:42:07.16
IV.GAVE.EHN. ML:1.9 0.000489 1.08 AML other m 2020-01-24T22:42:07.16
IV.GAVE.EHE. ML:1.9 0.000568 0.3 AML other m 2020-01-24T22:42:07.15
IV.GAVE.HNE. ML:1.9 0.0005394999999999999 0.34 AML other m 2020-01-24T22:42:07.14
IV.CSP1.EHN. ML:1.6 0.000214 1.76 AML other m 2020-01-24T22:42:08.93
IV.CSP1.EHE. ML:1.8 0.000311 0.48 AML other m 2020-01-24T22:42:09.09
IV.LNSS.HHE. ML:1.5 0.0001365 0.52 AML other m 2020-01-24T22:42:09.65
IV.LNSS.HHN. ML:1.6 0.00016849999999999998 0.14 AML other m 2020-01-24T22:42:09.88
IV.GUMA.HHE. ML:1.6 0.000155 0.24 AML other m 2020-01-24T22:42:10.99
IV.MOMA.HHE. ML:1.6 0.000165 0.8 AML other m 2020-01-24T22:42:11.31
IV.MOMA.HHN. ML:1.5 0.000133 1.38 AML other m 2020-01-24T22:42:11.72
IV.ARRO.EHE. ML:1.4 0.00009604999999999999 0.22 AML other m 2020-01-24T22:42:11.88
IV.SNTG.HHE. ML:1.3 0.00007245 0.76 AML other m 2020-01-24T22:42:12.22
IV.SNTG.HHN. ML:1.2 0.00005965 0.12 AML other m 2020-01-24T22:42:12.45
IV.ARRO.EHN. ML:1.4 0.00008649999999999999 0.16 AML other m 2020-01-24T22:42:12.57
IV.GUMA.HHN. ML:1.7 0.000195 1.46 AML other m 2020-01-24T22:42:13.77
IV.CESX.HHE. ML:1.4 0.00007950000000000001 0.5 AML other m 2020-01-24T22:42:14.62
IV.CESX.HHN. ML:1.4 0.00007714999999999999 0.46 AML other m 2020-01-24T22:42:14.84
IV.EL6.EHE. ML:1.7 0.0001241 0.22 AML other m 2020-01-24T22:42:14.82
IV.EL6.EHN. ML:1.7 0.0001305 0.9 AML other m 2020-01-24T22:42:15.75
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