Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 03-02-2020 and time 12:21:26 (Italy) in region 2 km S Castelsantangelo sul Nera (MC)

A magnitude ML 1.9 earthquake occured in region: 2 km S Castelsantangelo sul Nera (MC), on

  • 03-02-2020 11:21:26 (UTC)
  • 03-02-2020 12:21:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8780, 13.1490 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 2 281 281
Ussita MC 8 444 725
Visso MC 8 1107 1832
Preci PG 9 724 2556
Norcia PG 10 4957 7513
Bolognola MC 15 142 7655
Montemonaco AP 15 604 8259
Montegallo AP 16 523 8782
Arquata del Tronto AP 17 1178 9960
Acquacanina MC 17 121 10081
Montefortino FM 17 1178 11259
Fiastra MC 18 559 11818
Monte Cavallo MC 18 145 11963
Sellano PG 18 1079 13042
Fiordimonte MC 18 202 13244
Cerreto di Spoleto PG 20 1075 14319

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
51 Km W of Teramo (54892 inhabitants)
54 Km NE of Terni (111501 inhabitants)
62 Km NW of L'Aquila (69753 inhabitants)
67 Km E of Perugia (166134 inhabitants)
88 Km SW of Ancona (100861 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
98 Km W of Pescara (121014 inhabitants)
100 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 1.9 2020-02-03
11:21:26		 42.8778 13.1493 10 2020-07-18
21:08:26		 Bollettino Sismico Italiano INGV 77222301
Reviewed
Rev100 		ML 2.0 2020-02-03
11:21:26		 42.8735 13.1428 11 2020-02-03
11:29:34		 Sala Sismica INGV-Roma 76161011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-03 11:21:26 ± 0.06
Latitude 42.8778 ± 0.0036
Longitude 13.1493 ± 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 77222301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 450
Semi-minor axis of confidence ellipse (meter) 288
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 60
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 68
Number of associated phases, regardless of their use for origin computation 79
Number of defining phases 60
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.79590
Number of stations at which the event was observed 47
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 77222301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-24 15:41:29

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 50
Type of magnitude ML
Reference to an origin 76161011
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-03 11:29:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RSP.HHZ. 2020-02-03T11:22:39.87 3.0 undecidable manual Sn 5.15 0
IV.LRP.EHZ. 2020-02-03T11:22:27.31 3.0 undecidable manual Sg 11.56 0
IT.VNF1.HGZ. 2020-02-03T11:22:26.25 3.0 undecidable manual Sn 1.89 0
IV.RMP.HHZ. 2020-02-03T11:22:15.61 3.0 undecidable manual Sg 12.18 0
IV.ZONE.HHZ. 2020-02-03T11:22:12.85 3.0 undecidable manual Sg 2.46 0
ST.RONC.HNZ. 2020-02-03T11:22:05.64 3.0 undecidable manual Sn -7.08 0
IV.CAFE.HHZ. 2020-02-03T11:21:58.78 3.0 negative manual Pn -4.55 0
CH.FUORN.HHZ. 2020-02-03T11:21:57.40 3.0 undecidable manual Pg 4.29 0
IV.T0110.HHZ. 2020-02-03T11:21:53.36 0.6 undecidable manual S 144 88.3449 50 0.79 36
IV.FIAM.HHZ. 2020-02-03T11:21:47.37 0.6 undecidable manual S 182 67.6767 50 0.31 44
IV.GIGS.HHZ. 2020-02-03T11:21:44.18 0.6 undecidable manual S 144 58.3971 50 -0.41 44
IV.CESX.HHZ. 2020-02-03T11:21:44.54 0.6 undecidable manual S 237 54.7008 50 0.94 36
IV.FOSV.HNE. 2020-02-03T11:21:44.48 0.6 undecidable manual S 326 55.8996 50 0.56 42
ST.RONC.HNZ. 2020-02-03T11:21:42.72 3.0 undecidable manual Pn -1.03 0
IV.EUCT.HNZ. 2020-02-03T11:21:42.04 3.0 positive manual Pn 0.55 0
IV.OFFI.HHZ. 2020-02-03T11:21:42.81 0.6 undecidable manual S 82 44.0226 50 2.06 18
IV.T0110.HHZ. 2020-02-03T11:21:41.64 1.0 negative manual P 144 88.3449 50 0.17 22
IV.ARRO.EHZ. 2020-02-03T11:21:41.27 0.6 undecidable manual S 223 45.5211 50 0.12 48
IV.TERO.HHZ. 2020-02-03T11:21:41.10 0.6 undecidable manual S 127 46.62 50 -0.33 45
IV.RM33.EHZ. 2020-02-03T11:21:41.41 0.6 undecidable manual S 173 41.2254 50 1.4 29
IV.MNTT.EHZ. 2020-02-03T11:21:41.34 0.6 undecidable manual S 60 41.625 50 1.24 32
IV.SNTG.HHE. 2020-02-03T11:21:41.04 0.6 undecidable manual S 338 45.1215 50 0 49
IV.CAMP.HHZ. 2020-02-03T11:21:40.16 0.3 undecidable manual S 151 43.4232 50 -0.43 67
TV.SF01.EHZ. 2020-02-03T11:21:40.18 3.0 undecidable manual Sg 6.92 0
IV.SEF1.HNN. 2020-02-03T11:21:38.41 0.6 undecidable manual S 331 34.0437 50 0.33 46
IV.ARVD.HHZ. 2020-02-03T11:21:38.85 3.0 undecidable manual Sn -2.42 0
IV.SAP2.EHZ. 2020-02-03T11:21:37.79 0.6 undecidable manual S 40 31.6461 50 0.35 46
IV.SMA1.EHZ. 2020-02-03T11:21:37.04 0.6 undecidable manual S 151 31.3464 50 -0.32 47
IV.FIAM.HHZ. 2020-02-03T11:21:37.91 0.6 negative manual P 182 67.6767 50 -0.38 43
IV.LNSS.HHZ. 2020-02-03T11:21:37.38 0.6 undecidable manual S 196 31.746 50 -0.09 49
IV.MF5.EHZ. 2020-02-03T11:21:36.79 0.6 undecidable manual S 64 28.0497 50 0.32 47
IV.MML1.HNE. 2020-02-03T11:21:36.76 0.6 undecidable manual S 331 29.8479 50 -0.2 48
IV.CESX.HHZ. 2020-02-03T11:21:36.67 0.6 undecidable manual P 237 54.7008 50 0.38 44
IV.GAVE.EHZ. 2020-02-03T11:21:36.96 0.6 undecidable manual S 225 29.2485 50 0.16 49
IV.GIGS.HHZ. 2020-02-03T11:21:36.30 1.0 undecidable manual P 144 58.3971 50 -0.56 21
IV.T1299.HNN. 2020-02-03T11:21:36.65 0.6 undecidable manual S 158 29.1486 50 -0.12 49
IV.FOSV.HNE. 2020-02-03T11:21:35.87 0.6 undecidable manual P 326 55.8996 50 -0.61 41
IV.RM33.EHZ. 2020-02-03T11:21:35.17 0.6 positive manual P 173 41.2254 50 0.95 37
IV.CESI.HHZ. 2020-02-03T11:21:35.32 0.6 undecidable manual S 305 24.3534 112 -0.15 49
IV.OFFI.HHZ. 2020-02-03T11:21:35.13 0.3 positive manual P 82 44.0226 50 0.48 66
IV.MTRA.EHZ. 2020-02-03T11:21:35.02 0.6 undecidable manual S 124 24.1536 113 -0.39 47
IV.GUMA.HHZ. 2020-02-03T11:21:35.71 0.6 undecidable manual S 36 25.4523 50 -0.08 50
IV.TERO.HHZ. 2020-02-03T11:21:34.50 0.6 undecidable manual P 127 46.62 50 -0.55 43
IV.CSP1.EHZ. 2020-02-03T11:21:34.74 0.6 undecidable manual S 11 24.1536 113 -0.67 43
IV.MNTT.EHZ. 2020-02-03T11:21:34.86 0.6 undecidable manual P 60 41.625 50 0.59 43
IV.SNTG.HHE. 2020-02-03T11:21:34.46 0.1 undecidable manual P 338 45.1215 50 -0.36 91
IV.ARRO.EHZ. 2020-02-03T11:21:34.70 0.1 undecidable manual P 223 45.5211 50 -0.18 94
IV.CAMP.HHZ. 2020-02-03T11:21:34.14 0.1 negative manual P 151 43.4232 50 -0.42 90
IV.FDMO.HHZ. 2020-02-03T11:21:33.35 0.6 undecidable manual S 344 18.2706 119 -0.22 49
IT.MTCL.HGZ. 2020-02-03T11:21:33.27 0.6 undecidable manual S 317 17.6712 120 -0.12 50
IV.SMA1.EHZ. 2020-02-03T11:21:32.35 0.1 negative manual P 151 31.3464 50 -0.34 93
IV.LNSS.HHZ. 2020-02-03T11:21:32.51 0.1 positive manual P 196 31.746 50 -0.25 95
IV.MMO1.EHZ. 2020-02-03T11:21:32.35 0.6 undecidable manual S 81 14.6742 125 -0.13 50
IV.MF5.EHZ. 2020-02-03T11:21:32.05 1.0 negative manual P 64 28.0497 50 -0.13 24
IV.SAP2.EHZ. 2020-02-03T11:21:32.84 0.6 positive manual P 40 31.6461 50 0.1 49
IV.MML1.HNE. 2020-02-03T11:21:32.17 0.1 negative manual P 331 29.8479 50 -0.29 94
IV.GAVE.EHZ. 2020-02-03T11:21:32.27 0.1 positive manual P 225 29.2485 50 -0.1 98
IV.T1299.HNN. 2020-02-03T11:21:32.17 0.1 undecidable manual P 158 29.1486 50 -0.18 97
IV.SEF1.HNN. 2020-02-03T11:21:32.94 0.6 undecidable manual P 331 34.0437 50 -0.17 48
IV.FEMA.HNE. 2020-02-03T11:21:32.13 0.6 undecidable manual S 319 12.3765 129 0.28 49
IV.MTRA.EHZ. 2020-02-03T11:21:31.29 0.6 undecidable manual P 124 24.1536 113 -0.28 48
IV.CSP1.EHZ. 2020-02-03T11:21:31.05 0.3 undecidable manual P 11 24.1536 113 -0.51 68
IV.GUMA.HHZ. 2020-02-03T11:21:31.70 0.1 undecidable manual P 36 25.4523 50 -0.09 99
IV.CESI.HHZ. 2020-02-03T11:21:31.47 0.1 positive manual P 305 24.3534 112 -0.13 98
IV.TOLF.HHZ. 2020-02-03T11:21:30.08 3.0 positive manual Pn -2.51 0
IV.NRCA.HNZ. 2020-02-03T11:21:30.78 0.6 undecidable manual S 210 5.6943 151 0.45 48
IV.FDMO.HHZ. 2020-02-03T11:21:30.34 0.1 positive manual P 344 18.2706 119 -0.16 99
IT.MTCL.HGZ. 2020-02-03T11:21:30.39 0.3 undecidable manual P 317 17.6712 120 -0.01 77
IV.MC2.EHZ. 2020-02-03T11:21:30.90 0.6 undecidable manual S 41 4.8951 154 0.69 44
IV.FEMA.HNE. 2020-02-03T11:21:29.84 0.1 undecidable manual P 319 12.3765 129 0.33 96
IV.NRCA.HNZ. 2020-02-03T11:21:29.00 0.1 positive manual P 210 5.6943 151 0.36 97
IV.MMO1.EHZ. 2020-02-03T11:21:29.74 0.1 negative manual P 81 14.6742 125 -0.14 100
IV.MC2.EHZ. 2020-02-03T11:21:28.96 0.1 negative manual P 41 4.8951 154 0.4 96
IV.APEC.HHZ. 2020-02-03T11:21:27.91 3.0 undecidable manual Sn -3.99 0
IV.NDIM.HNZ. 2020-02-03T11:21:25.16 3.0 negative manual Pn -3.4 0
IV.APEC.HHZ. 2020-02-03T11:21:19.34 3.0 undecidable manual P -1.48 0
IV.CPGN.EHZ. 2020-02-03T11:21:18.99 3.0 undecidable manual P -1.14 0
IV.OSSC.HHZ. 2020-02-03T11:21:14.80 3.0 undecidable manual Pn 2.28 0
IV.FIR.HHZ. 2020-02-03T11:21:12.19 3.0 positive manual Pn -0.85 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:2.2 0.00287 0.18 AML other m 2020-02-03T11:21:31.31
IV.NRCA.HHN. ML:2.2 0.002255 1.18 AML other m 2020-02-03T11:21:31.89
IV.NRCA.HNN. ML:2.1 0.0021399999999999995 1.18 AML other m 2020-02-03T11:21:31.89
IV.FDMO.HHN. ML:1.8 0.0005075 0.16 AML other m 2020-02-03T11:21:33.62
IV.FDMO.HHE. ML:1.8 0.000454 0.12 AML other m 2020-02-03T11:21:33.77
IV.CESI.HNE. ML:1.7 0.00032865885000000003 0.2304 AML other m 2020-02-03T11:21:35.40
IV.CSP1.EHE. ML:2.0 0.0005545 1.1 AML other m 2020-02-03T11:21:35.71
IV.CESI.HHN. ML:1.9 0.0005114999999999999 0.2 AML other m 2020-02-03T11:21:35.65
IV.MTRA.HNN. ML:2.0 0.00063954895 0.48 AML other m 2020-02-03T11:21:35.57
IV.MTRA.EHE. ML:2.0 0.0005915 0.24 AML other m 2020-02-03T11:21:35.95
IV.GUMA.HNN. ML:2.4 0.001495 1.54 AML other m 2020-02-03T11:21:36.04
IV.GUMA.HHN. ML:2.3 0.0011099999999999999 1.46 AML other m 2020-02-03T11:21:36.78
IV.CESI.HHE. ML:1.7 0.0003235 0.66 AML other m 2020-02-03T11:21:36.39
IV.CESI.HNN. ML:2.0 0.0005522213 0.832 AML other m 2020-02-03T11:21:35.66
IV.GUMA.HHE. ML:2.4 0.001625 0.46 AML other m 2020-02-03T11:21:36.10
IV.GUMA.HNE. ML:2.4 0.0014 0.44 AML other m 2020-02-03T11:21:36.11
IV.MF5.EHN. ML:1.9 0.0004515 1.6 AML other m 2020-02-03T11:21:36.92
IV.CSP1.EHN. ML:1.9 0.0004455 1.64 AML other m 2020-02-03T11:21:37.08
IV.MTRA.EHN. ML:2.0 0.000611 0.34 AML other m 2020-02-03T11:21:37.31
IV.SMA1.EHN. ML:1.8 0.00030119785 0.1856 AML other m 2020-02-03T11:21:37.32
IV.GAVE.EHN. ML:2.0 0.0005845000000000001 0.26 AML other m 2020-02-03T11:21:37.24
IV.SMA1.EHE. ML:1.9 0.0003635 0.18 AML other m 2020-02-03T11:21:37.22
IV.MF5.EHE. ML:1.8 0.00031999999999999997 0.86 AML other m 2020-02-03T11:21:37.31
IV.LNSS.HHE. ML:1.8 0.000264 1.32 AML other m 2020-02-03T11:21:37.21
IV.LNSS.HNE. ML:1.8 0.00025401614999999997 0.6912 AML other m 2020-02-03T11:21:38.22
IV.LNSS.HHN. ML:2.0 0.00044750000000000004 0.16 AML other m 2020-02-03T11:21:38.30
IV.LNSS.HNN. ML:2.0 0.00042501745 0.16 AML other m 2020-02-03T11:21:38.39
IV.SAP2.EHE. ML:2.3 0.000962 0.14 AML other m 2020-02-03T11:21:38.49
IV.GAVE.HNE. ML:2.1 0.0006770000000000001 0.56 AML other m 2020-02-03T11:21:38.90
IV.GAVE.EHE. ML:2.0 0.000586 0.54 AML other m 2020-02-03T11:21:38.90
IV.SAP2.EHN. ML:2.9 0.00342 0.92 AML other m 2020-02-03T11:21:39.55
IV.CAMP.HHE. ML:2.2 0.0004615 0.2 AML other m 2020-02-03T11:21:40.59
IV.CAMP.HHN. ML:1.9 0.000245 0.2 AML other m 2020-02-03T11:21:40.72
IV.TERO.HHN. ML:1.7 0.0001555 1.24 AML other m 2020-02-03T11:21:41.86
IV.MNTT.EHN. ML:2.3 0.0006075000000000001 1.68 AML other m 2020-02-03T11:21:41.93
IV.TERO.HHE. ML:1.8 0.00016849999999999998 0.82 AML other m 2020-02-03T11:21:42.53
IV.RM33.EHN. ML:1.6 0.000144 0.24 AML other m 2020-02-03T11:21:42.25
IV.MNTT.EHE. ML:2.2 0.0005955 1.14 AML other m 2020-02-03T11:21:42.78
IV.RM33.HNN. ML:1.7 0.0001664275 1.0688 AML other m 2020-02-03T11:21:42.00
IV.RM33.HNE. ML:1.9 0.00028708469999999997 3.2576 AML other m 2020-02-03T11:21:41.80
IV.OFFI.HHN. ML:2.3 0.000618 1.78 AML other m 2020-02-03T11:21:44.03
IV.RM33.EHE. ML:1.6 0.000147 1.4 AML other m 2020-02-03T11:21:44.99
IV.OFFI.HHE. ML:2.2 0.000428 0.3 AML other m 2020-02-03T11:21:44.37
IV.GIGS.HHE. ML:1.3 0.000042250000000000004 1.02 AML other m 2020-02-03T11:21:44.45
IV.CESX.HHN. ML:1.8 0.00014900000000000002 0.42 AML other m 2020-02-03T11:21:45.14
IV.GIGS.HHN. ML:1.2 0.00003655 0.6 AML other m 2020-02-03T11:21:45.42
IV.CESX.HHE. ML:1.8 0.0001555 0.32 AML other m 2020-02-03T11:21:46.45
IV.FIAM.HHE. ML:1.1 0.00002135 1.44 AML other m 2020-02-03T11:21:50.26
IV.GAVE.HNN. ML:1.7 0.0002665 0.42 AML other m 2020-02-03T11:21:51.57
IV.T0110.HHN. ML:1.7 0.0000669 0.92 AML other m 2020-02-03T11:21:55.41
IV.FIAM.HHN. ML:1.2 0.00002435 1.04 AML other m 2020-02-03T11:21:56.47
IV.T0110.HHE. ML:1.8 0.000076 0.42 AML other m 2020-02-03T11:21:58.46
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