Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 11-04-2020 and time 02:14:18 (Italy) in region 4 km W Castelsantangelo sul Nera (MC)

A magnitude ML 1.5 earthquake occured in region: 4 km W Castelsantangelo sul Nera (MC), on

  • 11-04-2020 00:14:18 (UTC)
  • 11-04-2020 02:14:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8910, 13.1020 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
Castelsantangelo sul Nera MC 4 281 281
Visso MC 5 1107 1388
Preci PG 5 724 2112
Ussita MC 7 444 2556
Norcia PG 11 4957 7513
Monte Cavallo MC 14 145 7658
Sellano PG 14 1079 8737
Bolognola MC 16 142 8879
Fiordimonte MC 16 202 9081
Acquacanina MC 17 121 9202
Fiastra MC 17 559 9761
Cerreto di Spoleto PG 17 1075 10836
Pieve Torina MC 18 1458 12294
Montemonaco AP 18 604 12898
Pievebovigliana MC 19 866 13764
Montegallo AP 20 523 14287

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Foligno (57155 inhabitants)
52 Km NE of Terni (111501 inhabitants)
56 Km W of Teramo (54892 inhabitants)
63 Km E of Perugia (166134 inhabitants)
65 Km NW of L'Aquila (69753 inhabitants)
88 Km SW of Ancona (100861 inhabitants)
95 Km W of Montesilvano (53738 inhabitants)
97 Km NE of Viterbo (67173 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 1.5 2020-04-11
00:14:18		 42.8907 13.1025 10 2020-07-18
21:08:37		 Bollettino Sismico Italiano INGV 79358621
Reviewed
Rev100 		ML 1.5 2020-04-11
00:14:18		 42.897 13.0933 11 2020-04-11
00:27:36		 Sala Sismica INGV-Roma 78094651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-11 00:14:18 ± 0.06
Latitude 42.8907 ± 0.0036
Longitude 13.1025 ± 0.0049
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 79358621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 439
Semi-minor axis of confidence ellipse (meter) 302
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 55
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 50
Number of associated phases, regardless of their use for origin computation 55
Number of defining phases 52
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.91731
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 50
Type of magnitude ML
Reference to an origin 79358621
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-05-20 10:28:12

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 44
Type of magnitude ML
Reference to an origin 78094651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-11 00:27:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ROSPO.HHZ. 2020-04-11T00:14:48.00 3.0 positive manual P 3.32 0
IV.FRON.EHZ. 2020-04-11T00:14:42.54 0.1 undecidable manual S 336 75.9684 50 0.9 69
IV.ARVD.HHZ. 2020-04-11T00:14:40.19 0.3 undecidable manual S 349 68.5758 50 0.5 61
IV.SSFR.HHZ. 2020-04-11T00:14:39.89 0.3 undecidable manual S 337 65.8896 50 0.95 51
IV.MURB.HHZ. 2020-04-11T00:14:38.77 0.6 undecidable manual S 312 62.3931 50 0.74 38
IV.PE3.EHZ. 2020-04-11T00:14:36.45 0.3 undecidable manual P 331 101.8203 50 0.56 56
IV.EL6.EHZ. 2020-04-11T00:14:34.33 0.1 undecidable manual S 360 48.618 50 -0.03 94
IV.NARO.HHZ. 2020-04-11T00:14:33.70 0.1 undecidable manual P 332 90.3429 50 -0.42 80
IV.MOMA.HHZ. 2020-04-11T00:14:33.78 0.1 undecidable manual S 258 44.3223 50 0.57 83
IV.PIEI.HHZ. 2020-04-11T00:14:33.12 0.6 undecidable manual P 328 84.9483 50 -0.17 43
IV.MPAG.EHZ. 2020-04-11T00:14:33.50 0.3 undecidable manual P 341 86.4468 50 -0.02 66
IV.RM33.EHZ. 2020-04-11T00:14:33.28 0.3 undecidable manual S 168 43.3233 50 0.35 67
IV.VCEL.EHZ. 2020-04-11T00:14:33.33 0.1 undecidable manual P 132 81.5517 50 0.56 78
IV.ARRO.EHZ. 2020-04-11T00:14:33.13 0.3 undecidable manual S 219 44.1225 50 -0.02 71
IV.SNTG.HHZ. 2020-04-11T00:14:32.83 0.3 undecidable manual S 342 42.5241 50 0.12 70
IV.FRON.EHZ. 2020-04-11T00:14:31.56 0.3 undecidable manual P 336 75.9684 50 -0.34 63
IV.SMA1.EHZ. 2020-04-11T00:14:30.53 0.3 undecidable manual S 147 34.5432 50 -0.06 72
IV.SSFR.HHZ. 2020-04-11T00:14:30.02 0.3 undecidable manual P 337 65.8896 50 -0.32 64
IV.ARVD.HHZ. 2020-04-11T00:14:30.33 0.1 undecidable manual P 349 68.5758 50 -0.44 83
IV.MF5.EHZ. 2020-04-11T00:14:30.49 0.1 undecidable manual S 70 30.9468 50 0.86 76
IV.MURB.HHZ. 2020-04-11T00:14:29.91 0.3 undecidable manual P 312 62.3931 50 0.09 68
IV.LNSS.HHZ. 2020-04-11T00:14:29.90 0.3 undecidable manual S 189 32.3454 50 -0.1 72
IV.GIGS.HHZ. 2020-04-11T00:14:29.41 0.3 undecidable manual P 142 61.8936 50 -0.32 65
IV.GUMA.HHZ. 2020-04-11T00:14:28.65 0.1 undecidable manual S 45 26.8509 110 0.16 95
IV.MTRA.EHZ. 2020-04-11T00:14:28.49 0.1 undecidable manual S 122 28.1496 50 -0.4 90
IV.ATCC.EHZ. 2020-04-11T00:14:27.50 0.1 positive manual P 311 49.7169 50 -0.36 87
IV.FOSV.EHZ. 2020-04-11T00:14:27.74 3.0 negative manual P 52.7028 -0.57 0
IV.MNTT.EHZ. 2020-04-11T00:14:27.66 3.0 negative manual P 44.3223 0.63 0
IV.EL6.EHZ. 2020-04-11T00:14:27.23 0.1 positive manual P 360 48.618 50 -0.47 86
IV.TERO.HHZ. 2020-04-11T00:14:27.77 0.1 undecidable manual P 126 50.5161 50 -0.21 90
IV.CSP1.EHZ. 2020-04-11T00:14:27.06 0.1 undecidable manual S 20 23.8539 112 -0.45 90
IV.RM33.EHZ. 2020-04-11T00:14:26.51 0.1 undecidable manual P 168 43.3233 50 -0.36 88
IV.ARRO.EHZ. 2020-04-11T00:14:26.95 0.1 undecidable manual P 219 44.1225 50 -0.05 94
IV.MOMA.HHZ. 2020-04-11T00:14:26.92 0.1 undecidable manual P 258 44.3223 50 -0.11 93
IV.CESI.HHZ. 2020-04-11T00:14:26.20 0.1 undecidable manual S 308 20.4684 115 -0.24 94
IV.SNTG.HHZ. 2020-04-11T00:14:26.26 0.1 undecidable manual P 342 42.5241 50 -0.48 86
IV.MF5.EHZ. 2020-04-11T00:14:25.12 0.1 negative manual P 70 30.9468 50 0.16 95
IV.SMA1.EHZ. 2020-04-11T00:14:25.26 0.1 undecidable manual P 147 34.5432 50 -0.26 92
IV.MMO1.HNZ. 2020-04-11T00:14:25.73 0.1 undecidable manual S 87 18.2706 118 -0.03 99
IV.LNSS.HHZ. 2020-04-11T00:14:24.96 0.1 undecidable manual P 189 32.3454 50 -0.22 93
IT.MTCL.HGZ. 2020-04-11T00:14:24.25 0.1 undecidable manual S 324 14.1747 124 -0.29 94
IV.FDMO.HHZ. 2020-04-11T00:14:24.88 0.1 undecidable manual S 356 16.2726 121 -0.26 95
IV.GUMA.HHZ. 2020-04-11T00:14:24.31 0.1 negative manual P 45 26.8509 110 0 98
IV.MTRA.EHZ. 2020-04-11T00:14:24.40 0.1 undecidable manual P 122 28.1496 50 -0.14 95
IV.CESI.HHZ. 2020-04-11T00:14:23.03 0.1 positive manual P 308 20.4684 115 -0.1 97
IV.NRCA.HNZ. 2020-04-11T00:14:23.01 0.1 undecidable manual S 171 6.3936 146 0.4 94
IV.CSP1.EHZ. 2020-04-11T00:14:23.53 0.1 undecidable manual P 20 23.8539 112 -0.21 95
IV.MC2.EHZ. 2020-04-11T00:14:23.45 0.1 undecidable manual S 72 7.3815 143 0.64 87
IV.FEMA.HNZ. 2020-04-11T00:14:23.35 0.1 undecidable manual S 332 8.9799 137 0.18 98
IT.MTCL.HGZ. 2020-04-11T00:14:22.01 0.1 undecidable manual P 324 14.1747 124 -0.02 100
IV.FDMO.HHZ. 2020-04-11T00:14:22.33 0.1 positive manual P 356 16.2726 121 -0.05 99
IV.FEMA.HNZ. 2020-04-11T00:14:21.52 0.1 undecidable manual P 332 8.9799 137 0.28 96
IV.MMO1.HNZ. 2020-04-11T00:14:21.96 0.1 undecidable manual P 87 18.2706 118 -0.77 81
IV.NRCA.HNZ. 2020-04-11T00:14:21.34 0.1 positive manual P 171 6.3936 146 0.43 93
IV.MC2.EHZ. 2020-04-11T00:14:21.51 0.1 negative manual P 72 7.3815 143 0.48 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNN. ML:2.5 0.00562 0.12 AML other m 2020-04-11T00:14:23.18
IV.NRCA.HHN. ML:2.6 0.00607 0.12 AML other m 2020-04-11T00:14:23.18
IV.NRCA.HHE. ML:2.1 0.001955 0.12 AML other m 2020-04-11T00:14:24.11
IV.NRCA.HNE. ML:2.0 0.0018250000000000002 0.12 AML other m 2020-04-11T00:14:24.11
IV.FDMO.HHN. ML:1.9 0.0006734999999999999 0.54 AML other m 2020-04-11T00:14:25.04
IV.FDMO.HHE. ML:2.0 0.0008285 0.12 AML other m 2020-04-11T00:14:25.09
IV.CESI.HHE. ML:1.8 0.0004605 0.12 AML other m 2020-04-11T00:14:26.52
IV.CESI.HHN. ML:2.2 0.0010950000000000003 0.12 AML other m 2020-04-11T00:14:26.52
IV.CSP1.EHN. ML:1.8 0.0004235 0.82 AML other m 2020-04-11T00:14:27.22
IV.CSP1.EHE. ML:1.8 0.000372 0.24 AML other m 2020-04-11T00:14:28.15
IV.GUMA.HHE. ML:2.0 0.0005420000000000001 0.22 AML other m 2020-04-11T00:14:28.77
IV.MTRA.HNE. ML:1.9 0.00040100000000000004 1.16 AML other m 2020-04-11T00:14:29.01
IV.MTRA.EHE. ML:1.9 0.000376 0.12 AML other m 2020-04-11T00:14:29.60
IV.MTRA.HNN. ML:1.9 0.00043200000000000004 0.18 AML other m 2020-04-11T00:14:29.69
IV.MTRA.EHN. ML:1.9 0.0004095 0.5 AML other m 2020-04-11T00:14:29.61
IV.LNSS.HHE. ML:1.7 0.000222 0.7 AML other m 2020-04-11T00:14:30.69
IV.LNSS.HHN. ML:1.5 0.00014549999999999999 0.12 AML other m 2020-04-11T00:14:31.45
IV.GUMA.HHN. ML:1.8 0.0003235 0.44 AML other m 2020-04-11T00:14:31.36
IV.SNTG.HHE. ML:1.2 0.000048899999999999996 0.12 AML other m 2020-04-11T00:14:33.21
IV.SNTG.HHN. ML:1.3 0.00006120000000000001 0.12 AML other m 2020-04-11T00:14:33.16
IV.ARRO.EHE. ML:1.3 0.0000579 0.2 AML other m 2020-04-11T00:14:33.73
IV.SMA1.EHN. ML:1.3 0.00008560000000000001 0.68 AML other m 2020-04-11T00:14:33.89
IV.RM33.EHE. ML:1.2 0.0000482 0.9 AML other m 2020-04-11T00:14:34.18
IV.SMA1.EHE. ML:1.3 0.00008205 0.36 AML other m 2020-04-11T00:14:34.14
IV.MOMA.HHE. ML:1.6 0.00011949999999999999 0.24 AML other m 2020-04-11T00:14:34.44
IV.ARRO.EHN. ML:1.3 0.0000613 0.84 AML other m 2020-04-11T00:14:34.52
IV.RM33.EHN. ML:1.2 0.0000432 1.76 AML other m 2020-04-11T00:14:34.94
IV.MOMA.HHN. ML:1.3 0.00005865 0.16 AML other m 2020-04-11T00:14:35.18
IV.EL6.EHN. ML:1.6 0.0000942 1.44 AML other m 2020-04-11T00:14:35.11
IV.EL6.EHE. ML:1.6 0.00011955 1.24 AML other m 2020-04-11T00:14:35.78
IV.TERO.HHN. ML:1.4 0.0000632 0.08 AML other m 2020-04-11T00:14:35.38
IV.MNTT.EHE. ML:1.7 0.00014805000000000002 0.42 AML other m 2020-04-11T00:14:35.32
IV.ATCC.EHE. ML:1.5 0.00008085 0.52 AML other m 2020-04-11T00:14:35.35
IV.FOSV.EHE. ML:1.0 0.0000269 0.14 AML other m 2020-04-11T00:14:35.78
IV.TERO.HHE. ML:1.4 0.00006025 0.98 AML other m 2020-04-11T00:14:35.42
IV.ATCC.EHN. ML:1.4 0.0000579 0.3 AML other m 2020-04-11T00:14:35.79
IV.MNTT.EHN. ML:1.8 0.00017444999999999998 0.22 AML other m 2020-04-11T00:14:37.50
IV.FOSV.EHN. ML:1.2 0.0000349 0.3 AML other m 2020-04-11T00:14:37.71
IV.GIGS.HHN. ML:0.7 0.00001185 0.1 AML other m 2020-04-11T00:14:39.17
IV.GIGS.HHE. ML:0.7 0.000010315000000000002 0.44 AML other m 2020-04-11T00:14:39.86
IV.MURB.HHE. ML:1.7 0.0001012 0.24 AML other m 2020-04-11T00:14:39.95
IV.SSFR.HHE. ML:1.5 0.000053 0.16 AML other m 2020-04-11T00:14:40.01
IV.MURB.HHN. ML:1.7 0.0000895 0.98 AML other m 2020-04-11T00:14:42.68
IV.FRON.EHN. ML:1.1 0.000019450000000000002 0.68 AML other m 2020-04-11T00:14:43.69
IV.SSFR.HHN. ML:1.5 0.00005725 0.18 AML other m 2020-04-11T00:14:43.64
IV.PIEI.HHE. ML:1.1 0.00001515 0.74 AML other m 2020-04-11T00:14:46.91
IV.FRON.EHE. ML:1.0 0.0000162 0.92 AML other m 2020-04-11T00:14:47.91
IV.MPAG.EHE. ML:1.1 0.00001555 0.44 AML other m 2020-04-11T00:14:47.32
IV.PIEI.HHN. ML:0.9 0.00001019 0.94 AML other m 2020-04-11T00:14:49.79
IV.MPAG.EHN. ML:0.9 0.000012230000000000001 1.3 AML other m 2020-04-11T00:14:49.15
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