Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 24-01-2020 and time 02:28:46 (UTC) in region 7 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 1.4 earthquake occured in region: 7 km SE Castelsantangelo sul Nera (MC), on

  • 24-01-2020 02:28:46 (UTC)
  • 24-01-2020 03:28:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8420, 13.1910 at 9 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
Castelsantangelo sul Nera MC 7 281 281
Norcia PG 10 4957 5238
Arquata del Tronto AP 12 1178 6416
Montegallo AP 12 523 6939
Ussita MC 12 444 7383
Montemonaco AP 13 604 7987
Visso MC 13 1107 9094
Preci PG 13 724 9818
Montefortino FM 17 1178 10996
Accumoli RI 17 667 11663
Bolognola MC 17 142 11805
Acquasanta Terme AP 20 2916 14721
Cascia PG 20 3217 17938

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
47 Km W of Teramo (54892 inhabitants)
54 Km NE of Terni (111501 inhabitants)
57 Km NW of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
90 Km SW of Ancona (100861 inhabitants)
94 Km W of Pescara (121014 inhabitants)
97 Km NW of Chieti (51815 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 1.4 2020-01-24
02:28:46		 42.8423 13.1907 9 2020-07-18
21:08:40		 Bollettino Sismico Italiano INGV 80094411
Reviewed
Rev100 		ML 1.5 2020-01-24
02:28:46		 42.8447 13.195 10 2020-01-24
02:36:28		 Sala Sismica INGV-Roma 75782391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-24 02:28:46 ± 0.04
Latitude 42.8423 ± 0.0018
Longitude 13.1907 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80094411

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 283
Semi-minor axis of confidence ellipse (meter) 183
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 58
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 47
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 43
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) 0.67989
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.4
Num. used stations 26
Type of magnitude ML
Reference to an origin 75782391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-24 02:36:28

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 80094411
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-11 18:05:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHZ. 2020-01-24T02:29:38.11 3.0 undecidable manual Sn 0.03 0
IV.ARVD.HHZ. 2020-01-24T02:28:59.79 0.6 undecidable manual P 345 75.4689 50 0.02 45
IV.RM33.EHZ. 2020-01-24T02:28:59.40 0.6 undecidable manual S 177 37.0296 50 0.18 46
IV.CAMP.HHZ. 2020-01-24T02:28:59.12 0.6 undecidable manual S 152 38.4282 50 -0.46 43
IV.SSFR.HHZ. 2020-01-24T02:28:59.54 0.3 undecidable manual P 333 73.6707 50 0.05 67
IV.MURB.HHZ. 2020-01-24T02:28:59.22 0.6 undecidable manual P 311 71.373 50 0.09 44
IV.LNSS.HHZ. 2020-01-24T02:28:57.23 0.6 undecidable manual S 205 29.2485 50 0.09 48
IV.ATCC.EHZ. 2020-01-24T02:28:57.16 0.1 undecidable manual P 311 58.6968 50 -0.02 92
IV.CESI.HHZ. 2020-01-24T02:28:57.04 0.6 undecidable manual S 308 29.4483 50 -0.14 47
IV.GAVE.EHZ. 2020-01-24T02:28:57.33 0.6 undecidable manual S 235 29.3484 50 0.17 47
IV.GUMA.HHZ. 2020-01-24T02:28:56.55 0.6 undecidable manual S 26 27.1506 109 0.1 48
IV.GIGS.HHZ. 2020-01-24T02:28:56.09 0.3 undecidable manual P 144 53.2023 50 -0.25 66
IV.MF5.EHZ. 2020-01-24T02:28:56.80 0.6 undecidable manual S 53 27.1506 109 0.33 46
IV.EL6.EHZ. 2020-01-24T02:28:56.66 0.3 undecidable manual P 352 54.501 50 0.13 68
IV.CSP1.EHZ. 2020-01-24T02:28:56.16 0.6 undecidable manual S 2 27.6501 109 -0.48 44
IV.T1299.HNN. 2020-01-24T02:28:55.71 0.3 undecidable manual S 162 24.2535 111 0.19 71
IV.SNTG.HHZ. 2020-01-24T02:28:55.58 0.3 undecidable manual P 336 50.1165 50 -0.27 67
IV.SMA1.EHZ. 2020-01-24T02:28:55.99 0.3 undecidable manual S 153 26.2515 110 -0.19 71
IV.OFFI.HHZ. 2020-01-24T02:28:55.05 0.1 undecidable manual P 76 41.5251 50 0.52 85
IT.MTCL.HGZ. 2020-01-24T02:28:54.77 0.3 undecidable manual S 317 22.8549 112 -0.31 69
IV.MNTT.EHZ. 2020-01-24T02:28:54.94 0.1 undecidable manual P 53 40.9257 50 0.5 86
IV.FDMO.HHZ. 2020-01-24T02:28:54.94 0.6 undecidable manual S 339 23.1546 112 -0.21 47
IV.MTRA.HNZ. 2020-01-24T02:28:53.68 0.6 undecidable manual S 120 19.2696 116 -0.25 47
IV.FEMA.HNE. 2020-01-24T02:28:53.58 0.3 undecidable manual S 319 17.5713 118 0.18 72
IV.RM33.EHZ. 2020-01-24T02:28:53.73 0.3 undecidable manual P 177 37.0296 50 -0.11 70
IV.CAMP.HHZ. 2020-01-24T02:28:53.77 0.1 undecidable manual P 152 38.4282 50 -0.28 90
IV.CSP1.EHZ. 2020-01-24T02:28:52.06 0.1 undecidable manual P 2 27.6501 109 -0.3 92
IV.GAVE.EHZ. 2020-01-24T02:28:52.60 0.3 undecidable manual P 235 29.3484 50 -0.06 72
IV.GUMA.HHZ. 2020-01-24T02:28:52.29 0.1 negative manual P 26 27.1506 109 0.05 97
IV.LNSS.HHZ. 2020-01-24T02:28:52.72 0.1 undecidable manual P 205 29.2485 50 0.08 96
IV.MF5.EHZ. 2020-01-24T02:28:52.36 0.1 undecidable manual P 53 27.1506 109 0.11 96
IV.CESI.HHZ. 2020-01-24T02:28:52.53 0.1 positive manual P 308 29.4483 50 -0.14 95
IT.MTCL.HGZ. 2020-01-24T02:28:51.33 0.3 undecidable manual P 317 22.8549 112 -0.12 72
IV.FDMO.HHZ. 2020-01-24T02:28:51.36 0.1 undecidable manual P 339 23.1546 112 -0.14 96
IV.T1299.HNN. 2020-01-24T02:28:51.86 0.3 undecidable manual P 162 24.2535 111 0.15 71
IV.MMO1.EHN. 2020-01-24T02:28:51.66 0.1 undecidable manual S 60 12.7761 126 -0.33 94
IV.SMA1.EHZ. 2020-01-24T02:28:51.99 0.1 undecidable manual P 153 26.2515 110 -0.1 96
IV.MC2.EHZ. 2020-01-24T02:28:50.86 0.3 undecidable manual S 359 7.6812 141 0.16 73
IV.MTRA.HNZ. 2020-01-24T02:28:50.72 0.1 undecidable manual P 120 19.2696 116 -0.07 98
IV.NRCA.HNZ. 2020-01-24T02:28:50.49 0.6 undecidable manual S 261 6.2937 146 0.07 50
IV.FEMA.HNE. 2020-01-24T02:28:50.65 0.1 undecidable manual P 319 17.5713 118 0.17 96
IV.NRCA.HNZ. 2020-01-24T02:28:49.08 0.1 positive manual P 261 6.2937 146 0.32 95
IV.MMO1.EHN. 2020-01-24T02:28:49.66 0.1 undecidable manual P 60 12.7761 126 -0.01 100
IV.MC2.EHZ. 2020-01-24T02:28:49.20 0.1 undecidable manual P 359 7.6812 141 0.28 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:2.1 0.00202 0.14 AML other m 2020-01-24T02:28:50.67
IV.NRCA.HHE. ML:2.1 0.00213 0.14 AML other m 2020-01-24T02:28:50.67
IV.NRCA.HHN. ML:1.9 0.0013399999999999998 0.1 AML other m 2020-01-24T02:28:51.05
IV.NRCA.HNN. ML:1.9 0.00127 0.1 AML other m 2020-01-24T02:28:51.10
IV.MTRA.EHN. ML:1.4 0.000177 0.26 AML other m 2020-01-24T02:28:54.78
IV.FDMO.HHN. ML:1.4 0.000161 0.2 AML other m 2020-01-24T02:28:55.12
IV.FDMO.HHE. ML:1.2 0.00010875 0.24 AML other m 2020-01-24T02:28:55.16
IV.MTRA.EHE. ML:1.4 0.000182 0.2 AML other m 2020-01-24T02:28:55.38
IV.SMA1.EHE. ML:1.1 0.00007020000000000001 1.56 AML other m 2020-01-24T02:28:56.21
IV.CESI.HHN. ML:1.5 0.0001705 0.12 AML other m 2020-01-24T02:28:57.29
IV.LNSS.HHN. ML:1.6 0.000185 0.44 AML other m 2020-01-24T02:28:57.40
IV.CESI.HHE. ML:1.3 0.00009375 0.34 AML other m 2020-01-24T02:28:57.43
IV.GUMA.HHN. ML:1.6 0.0002115 0.68 AML other m 2020-01-24T02:28:57.32
IV.LNSS.HHE. ML:1.6 0.0001995 0.14 AML other m 2020-01-24T02:28:57.73
IV.SMA1.EHN. ML:1.1 0.00006645 1.52 AML other m 2020-01-24T02:28:57.16
IV.GUMA.HHE. ML:1.4 0.0001545 0.26 AML other m 2020-01-24T02:28:58.70
IV.CAMP.HHE. ML:1.2 0.000057 0.22 AML other m 2020-01-24T02:28:59.36
IV.CAMP.HHN. ML:1.0 0.000041700000000000004 0.2 AML other m 2020-01-24T02:28:59.56
IV.MNTT.EHN. ML:1.8 0.000221 0.7 AML other m 2020-01-24T02:29:02.28
IV.SNTG.HHE. ML:1.1 0.00003205 0.68 AML other m 2020-01-24T02:29:02.49
IV.SNTG.HHN. ML:1.0 0.0000235 0.2 AML other m 2020-01-24T02:29:03.60
IV.MNTT.EHE. ML:1.6 0.0001365 0.42 AML other m 2020-01-24T02:29:03.62
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