Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 13-02-2020 and time 11:55:37 (UTC) in region 4 km W Arquata del Tronto (AP)

A magnitude ML 2.2 earthquake occured in region: 4 km W Arquata del Tronto (AP), on

  • 13-02-2020 11:55:37 (UTC)
  • 13-02-2020 12:55:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7670, 13.2470 at 11 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
Arquata del Tronto AP 4 1178 1178
Accumoli RI 8 667 1845
Montegallo AP 11 523 2368
Norcia PG 13 4957 7325
Acquasanta Terme AP 13 2916 10241
Amatrice RI 16 2657 12898
Castelsantangelo sul Nera MC 16 281 13179
Montemonaco AP 16 604 13783
Cittareale RI 18 482 14265
Cascia PG 20 3217 17482

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km W of Teramo (54892 inhabitants)
48 Km N of L'Aquila (69753 inhabitants)
49 Km E of Foligno (57155 inhabitants)
54 Km E of Terni (111501 inhabitants)
79 Km W of Montesilvano (53738 inhabitants)
80 Km E of Perugia (166134 inhabitants)
86 Km W of Pescara (121014 inhabitants)
88 Km NW of Chieti (51815 inhabitants)
95 Km NE of Guidonia Montecelio (88673 inhabitants)
97 Km NE of Tivoli (56533 inhabitants)
97 Km S 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 2.2 2020-02-13
11:55:37		 42.7667 13.2473 11 2020-07-18
21:08:39		 Bollettino Sismico Italiano INGV 79964201
Reviewed
Rev100 		ML 2.1 2020-02-13
11:55:37		 42.7658 13.2472 11 2020-02-13
12:04:10		 Sala Sismica INGV-Roma 76486351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-13 11:55:37 ± 0.05
Latitude 42.7667 ± 0.0027
Longitude 13.2473 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79964201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 373
Semi-minor axis of confidence ellipse (meter) 97
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 72
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
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 44
Number of defining phases 44
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.10972
Epicentral distance of station farthest from the epicenter (degree) 0.89752
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 54
Type of magnitude ML
Reference to an origin 79964201
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-06 23:01:00

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 36
Type of magnitude ML
Reference to an origin 76486351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-13 12:04:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HHZ. 2020-02-13T11:55:53.93 0.3 undecidable manual P 147 99.6225 50 -0.17 62
IV.CERT.HHZ. 2020-02-13T11:55:52.93 0.3 undecidable manual P 194 93.24 50 -0.19 62
IV.T0110.HHZ. 2020-02-13T11:55:50.03 0.1 undecidable manual P 144 73.6707 50 -0.07 89
IV.CSP1.EHZ. 2020-02-13T11:55:49.43 0.3 undecidable manual S 355 36.2415 50 -0.04 72
IV.ATCC.EHZ. 2020-02-13T11:55:49.42 0.3 undecidable manual P 313 67.6767 50 0.24 65
IV.GUMA.HHZ. 2020-02-13T11:55:49.44 0.3 undecidable manual S 12 33.6441 50 0.68 61
IV.MF5.EHZ. 2020-02-13T11:55:48.32 0.3 undecidable manual S 35 29.9478 50 0.52 65
IV.VCEL.EHZ. 2020-02-13T11:55:48.70 0.6 undecidable manual P 130 63.6918 50 0.14 45
IV.EL6.EHZ. 2020-02-13T11:55:48.33 0.3 undecidable manual P 349 63.492 50 -0.21 66
IV.FDMO.HHZ. 2020-02-13T11:55:48.04 0.3 undecidable manual S 337 32.6451 50 -0.47 66
IV.FAGN.HHZ. 2020-02-13T11:55:48.09 0.6 undecidable manual P 154 61.9935 50 -0.22 44
IV.TERO.HHZ. 2020-02-13T11:55:48.21 0.3 undecidable manual S 119 33.1446 50 -0.44 66
IT.MTCL.HGZ. 2020-02-13T11:55:48.17 0.3 undecidable manual S 321 32.2455 50 -0.24 69
IV.CAMP.HHZ. 2020-02-13T11:55:47.41 0.3 undecidable manual S 153 28.8489 50 -0.08 72
IV.GAVE.EHZ. 2020-02-13T11:55:47.84 0.6 undecidable manual S 254 29.9478 50 0.05 48
IV.FIAM.HHZ. 2020-02-13T11:55:47.33 0.3 undecidable manual P 191 56.2992 50 -0.1 68
IV.LNSS.HHZ. 2020-02-13T11:55:46.67 0.3 undecidable manual S 223 24.8529 50 0.25 70
IV.FEMA.HNE. 2020-02-13T11:55:46.94 0.6 undecidable manual S 324 26.9508 50 -0.06 48
IV.GIGS.HHZ. 2020-02-13T11:55:45.04 0.3 undecidable manual P 143 43.7229 50 -0.46 65
IV.MNTT.EHZ. 2020-02-13T11:55:45.94 0.6 undecidable manual P 41 43.3233 50 0.52 42
IV.OFFI.HHZ. 2020-02-13T11:55:45.63 0.3 undecidable manual P 62 40.2264 50 0.68 60
IV.CSP1.EHZ. 2020-02-13T11:55:44.18 0.3 undecidable manual P 355 36.2415 50 -0.15 70
IV.MC2.EHZ. 2020-02-13T11:55:44.19 0.3 undecidable manual S 344 16.7721 123 -0.07 74
IV.SAP2.EHZ. 2020-02-13T11:55:44.88 0.3 undecidable manual P 19 38.628 50 0.18 69
IV.SMA1.EHZ. 2020-02-13T11:55:44.22 0.3 undecidable manual S 155 16.7721 123 -0.04 74
IV.T1299.HNN. 2020-02-13T11:55:44.29 0.6 undecidable manual S 169 14.9739 126 0.53 44
IV.NRCA.HNZ. 2020-02-13T11:55:43.20 0.3 undecidable manual S 304 13.0758 130 -0.05 74
IT.MTCL.HGZ. 2020-02-13T11:55:43.52 0.1 undecidable manual P 321 32.2455 50 -0.2 93
IV.GUMA.HHZ. 2020-02-13T11:55:43.99 0.3 undecidable manual P 12 33.6441 50 0.06 72
IV.MMO1.EHZ. 2020-02-13T11:55:43.75 0.3 undecidable manual S 24 16.0728 124 -0.32 70
IV.MF5.EHZ. 2020-02-13T11:55:43.52 0.1 undecidable manual P 35 29.9478 50 0.15 95
IV.CAMP.HHZ. 2020-02-13T11:55:43.11 0.1 undecidable manual P 153 28.8489 50 -0.08 96
IV.FDMO.HHZ. 2020-02-13T11:55:43.54 0.3 undecidable manual P 337 32.6451 50 -0.24 69
IV.GAVE.EHZ. 2020-02-13T11:55:43.46 0.3 undecidable manual P 254 29.9478 50 0.1 72
IV.TERO.HHZ. 2020-02-13T11:55:43.55 0.3 undecidable manual P 119 33.1446 50 -0.31 68
IV.LNSS.HHZ. 2020-02-13T11:55:42.75 0.1 undecidable manual P 223 24.8529 50 0.18 95
IV.FEMA.HNE. 2020-02-13T11:55:42.85 0.3 undecidable manual P 324 26.9508 50 -0.05 73
IV.MTRA.HNZ. 2020-02-13T11:55:42.74 0.3 undecidable manual S 95 12.1767 132 -0.27 71
IV.SMA1.EHZ. 2020-02-13T11:55:41.42 0.1 undecidable manual P 155 16.7721 123 0.1 98
IV.T1299.HNN. 2020-02-13T11:55:41.36 0.1 undecidable manual P 169 14.9739 126 0.32 94
IV.MMO1.EHZ. 2020-02-13T11:55:41.15 0.1 undecidable manual P 24 16.0728 124 -0.07 98
IV.MC2.EHZ. 2020-02-13T11:55:41.34 0.3 undecidable manual P 344 16.7721 123 0.01 75
IV.MTRA.HNZ. 2020-02-13T11:55:40.63 0.1 undecidable manual P 95 12.1767 132 0.02 100
IV.NRCA.HNZ. 2020-02-13T11:55:40.82 0.1 undecidable manual P 304 13.0758 130 0.08 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:2.1 0.00101 0.08 AML other m 2020-02-13T11:55:41.60
IV.MTRA.HNN. ML:2.3 0.00231 1.54 AML other m 2020-02-13T11:55:42.84
IV.MTRA.EHN. ML:2.3 0.00235 1.52 AML other m 2020-02-13T11:55:42.84
IV.NRCA.HNE. ML:3.0 0.010530000000000001 0.32 AML other m 2020-02-13T11:55:43.41
IV.NRCA.HHN. ML:2.8 0.006390000000000001 0.1 AML other m 2020-02-13T11:55:43.25
IV.NRCA.HNN. ML:2.7 0.005365 0.1 AML other m 2020-02-13T11:55:43.30
IV.NRCA.HHE. ML:3.0 0.0108 0.06 AML other m 2020-02-13T11:55:43.41
IV.MTRA.HNE. ML:2.3 0.002285 0.66 AML other m 2020-02-13T11:55:43.90
IV.MTRA.EHE. ML:2.3 0.0022800000000000003 0.68 AML other m 2020-02-13T11:55:43.91
IV.SMA1.EHE. ML:2.1 0.0011655 0.22 AML other m 2020-02-13T11:55:44.38
IV.LNSS.HHN. ML:2.4 0.0013050000000000002 0.38 AML other m 2020-02-13T11:55:47.26
IV.LNSS.HHE. ML:2.2 0.0010445 0.1 AML other m 2020-02-13T11:55:47.41
IV.CAMP.HHE. ML:2.2 0.0007130000000000001 0.24 AML other m 2020-02-13T11:55:47.72
IV.CAMP.HHN. ML:1.8 0.000303 0.32 AML other m 2020-02-13T11:55:47.77
IV.FDMO.HHN. ML:2.0 0.0004395 0.26 AML other m 2020-02-13T11:55:48.66
IV.FDMO.HHE. ML:2.1 0.0005110000000000001 0.28 AML other m 2020-02-13T11:55:48.69
IV.GAVE.EHN. ML:2.0 0.0005255 1.34 AML other m 2020-02-13T11:55:48.70
IV.TERO.HHN. ML:2.1 0.0005625 0.32 AML other m 2020-02-13T11:55:48.57
IV.MF5.EHN. ML:2.1 0.0005529999999999999 0.28 AML other m 2020-02-13T11:55:48.89
IV.TERO.HHE. ML:2.0 0.0004205 1.22 AML other m 2020-02-13T11:55:48.38
IV.MF5.EHE. ML:1.9 0.000397 0.6 AML other m 2020-02-13T11:55:49.34
IV.TERO.HNN. ML:2.2 0.0006485 1 AML other m 2020-02-13T11:55:49.58
IV.GUMA.HNN. ML:2.7 0.002085 0.3 AML other m 2020-02-13T11:55:49.79
IV.GUMA.HHN. ML:2.9 0.003075 0.28 AML other m 2020-02-13T11:55:49.66
IV.TERO.HNE. ML:2.0 0.0004305 0.84 AML other m 2020-02-13T11:55:49.81
IV.GUMA.HNE. ML:2.9 0.00315 0.3 AML other m 2020-02-13T11:55:49.68
IV.GUMA.HHE. ML:2.8 0.003015 0.28 AML other m 2020-02-13T11:55:49.71
IV.GAVE.EHE. ML:1.9 0.0003605 0.42 AML other m 2020-02-13T11:55:50.41
IV.CSP1.EHN. ML:2.3 0.0007075 0.2 AML other m 2020-02-13T11:55:50.69
IV.CSP1.EHE. ML:2.2 0.0005975 0.22 AML other m 2020-02-13T11:55:50.86
IV.SAP2.EHN. ML:2.8 0.002185 0.16 AML other m 2020-02-13T11:55:51.63
IV.GIGS.HHE. ML:1.5 0.00010350000000000001 1.46 AML other m 2020-02-13T11:55:52.85
IV.GIGS.HHN. ML:1.5 0.000092 0.84 AML other m 2020-02-13T11:55:52.48
IV.RM33.HNN. ML:2.2 0.0007190000000000001 0.48 AML other m 2020-02-13T11:55:52.68
IV.RM33.EHN. ML:2.1 0.0006965 0.5 AML other m 2020-02-13T11:55:52.69
IV.RM33.HNE. ML:2.2 0.0007115 0.56 AML other m 2020-02-13T11:55:53.53
IV.RM33.EHE. ML:2.2 0.0007025 0.54 AML other m 2020-02-13T11:55:53.26
IV.OFFI.HHN. ML:2.2 0.0005729999999999999 0.56 AML other m 2020-02-13T11:55:53.95
IV.SAP2.EHE. ML:2.1 0.000475 0.38 AML other m 2020-02-13T11:55:53.97
IV.MNTT.EHN. ML:2.2 0.000552 0.36 AML other m 2020-02-13T11:55:54.23
IV.MNTT.EHE. ML:2.3 0.000605 0.54 AML other m 2020-02-13T11:55:54.22
IV.FIAM.HHN. ML:1.6 0.0000857 0.88 AML other m 2020-02-13T11:55:55.88
IV.FIAM.HHE. ML:1.4 0.0000625 0.8 AML other m 2020-02-13T11:55:56.55
IV.OFFI.HHE. ML:2.0 0.00033350000000000003 1.42 AML other m 2020-02-13T11:55:57.92
IV.VCEL.EHN. ML:2.2 0.000277 0.28 AML other m 2020-02-13T11:55:59.24
IV.FAGN.HHN. ML:2.0 0.0002185 0.36 AML other m 2020-02-13T11:56:00.28
IV.FAGN.HHE. ML:2.2 0.0002745 0.7 AML other m 2020-02-13T11:56:01.66
IV.T0110.HHN. ML:2.0 0.00014945 0.7 AML other m 2020-02-13T11:56:02.92
IV.VCEL.EHE. ML:2.0 0.000189 1.28 AML other m 2020-02-13T11:56:03.77
IV.T0110.HHE. ML:2.1 0.000189 0.26 AML other m 2020-02-13T11:56:05.79
IV.INTR.HHE. ML:1.7 0.0000563 0.72 AML other m 2020-02-13T11:56:14.03
IV.ATCC.EHN. ML:2.0 0.00017299999999999998 1.28 AML other m 2020-02-13T11:56:14.00
IV.ATCC.EHE. ML:2.1 0.00022499999999999997 0.06 AML other m 2020-02-13T11:56:15.30
IV.INTR.HHN. ML:2.0 0.00009475 1.14 AML other m 2020-02-13T11:56:18.33
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