Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 14-04-2020 and time 01:13:33 (Italy) in region 3 km SW Montereale (AQ)

A magnitude ML 1.6 earthquake occured in region: 3 km SW Montereale (AQ), on

  • 13-04-2020 23:13:33 (UTC)
  • 14-04-2020 01:13:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5020, 13.2240 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
Montereale AQ 3 2581 2581
Cagnano Amiterno AQ 5 1369 3950
Capitignano AQ 7 665 4615
Barete AQ 7 737 5352
Borbona RI 8 617 5969
Pizzoli AQ 9 4326 10295
Posta RI 11 694 10989
Campotosto AQ 14 542 11531
Cittareale RI 14 482 12013
Scoppito AQ 15 3727 15740
Micigliano RI 15 127 15867
Antrodoco RI 15 2588 18455
Amatrice RI 15 2657 21112
Borgo Velino RI 17 972 22084
Castel Sant'Angelo RI 20 1308 23392

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NW of L'Aquila (69753 inhabitants)
43 Km W of Teramo (54892 inhabitants)
48 Km E of Terni (111501 inhabitants)
66 Km SE of Foligno (57155 inhabitants)
69 Km NE of Guidonia Montecelio (88673 inhabitants)
69 Km NE of Tivoli (56533 inhabitants)
76 Km W of Montesilvano (53738 inhabitants)
79 Km W of Chieti (51815 inhabitants)
81 Km W of Pescara (121014 inhabitants)
91 Km NE of Roma (2864731 inhabitants)
92 Km E of Viterbo (67173 inhabitants)
96 Km SE of Perugia (166134 inhabitants)
98 Km NE of Velletri (53303 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 1.6 2020-04-13
23:13:33		 42.5022 13.2242 11 2020-07-18
21:08:38		 Bollettino Sismico Italiano INGV 79690431
Reviewed
Rev100 		ML 1.6 2020-04-13
23:13:33		 42.4933 13.2258 11 2020-04-13
23:25:28		 Sala Sismica INGV-Roma 78175871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-13 23:13:33 ± 0.05
Latitude 42.5022 ± 0.0018
Longitude 13.2242 ± 0.0049
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79690431

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 370
Semi-minor axis of confidence ellipse (meter) 210
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 278
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) 45
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 40
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.62233
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 78175871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-13 23:25:28

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 58
Type of magnitude ML
Reference to an origin 79690431
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-05-29 14:19:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2020-04-13T23:14:03.05 3.0 undecidable manual S 1.84 0
IV.EL6.EHZ. 2020-04-13T23:13:49.65 3.0 undecidable manual P 0.03 0
IV.MMO1.EHZ. 2020-04-13T23:13:48.42 0.3 undecidable manual S 11 44.8218 90 0.18 67
IV.MC2.EHZ. 2020-04-13T23:13:48.97 0.3 undecidable manual S 356 45.5211 90 0.56 61
IV.FEMA.HNE. 2020-04-13T23:13:47.14 3.0 undecidable manual P 53.0025 3.74 0
IV.NRCA.HHZ. 2020-04-13T23:13:46.22 0.1 undecidable manual S 346 37.8288 90 -0.15 92
IV.ARRO.EHZ. 2020-04-13T23:13:46.09 0.3 undecidable manual S 283 38.4282 90 -0.43 65
IV.MNTT.EHZ. 2020-04-13T23:13:46.70 0.3 undecidable manual P 26 69.0753 90 0.83 53
IV.GUMA.HHZ. 2020-04-13T23:13:45.30 0.6 undecidable manual P 8 62.7927 90 0.38 42
IV.CSP1.EHZ. 2020-04-13T23:13:45.33 0.3 positive manual P 359 65.3901 90 0.01 67
IV.SRES.HHN. 2020-04-13T23:13:45.72 0.3 undecidable manual P 244 65.49 90 0.39 61
IV.MF5.EHZ. 2020-04-13T23:13:44.41 0.3 undecidable manual P 20 57.1983 90 0.37 63
IV.CESI.HHZ. 2020-04-13T23:13:44.69 0.3 undecidable manual P 335 61.494 90 -0.03 67
IV.MOMA.HHZ. 2020-04-13T23:13:44.88 0.3 undecidable manual P 302 62.9925 90 -0.06 67
IV.MTRA.EHZ. 2020-04-13T23:13:44.33 0.3 undecidable manual S 26 31.5462 90 -0.36 66
IV.FDMO.HHZ. 2020-04-13T23:13:44.41 0.3 undecidable manual P 349 60.2952 90 -0.12 66
IV.TERO.HHZ. 2020-04-13T23:13:44.77 0.3 undecidable manual S 67 33.8439 90 -0.52 62
IV.CERT.HHZ. 2020-04-13T23:13:44.72 0.3 undecidable manual P 198 64.491 90 -0.45 61
IV.VCEL.EHZ. 2020-04-13T23:13:43.30 0.1 undecidable manual P 103 51.8037 90 0.08 91
IV.FIAM.HHZ. 2020-04-13T23:13:43.43 0.3 undecidable manual S 199 27.4503 90 -0.16 70
IV.GIGS.HHZ. 2020-04-13T23:13:43.63 0.3 undecidable manual S 101 29.0487 90 -0.39 65
IV.T0110.HHZ. 2020-04-13T23:13:43.76 0.3 positive manual P 124 54.4011 90 0.13 67
IV.CESX.HHZ. 2020-04-13T23:13:43.34 0.3 positive manual P 283 53.4021 90 -0.12 68
IV.PTQR.HHZ. 2020-04-13T23:13:43.28 0.6 undecidable manual P 165 55.2003 90 -0.46 41
IV.MMO1.EHZ. 2020-04-13T23:13:42.05 0.3 undecidable manual P 11 44.8218 90 -0.09 68
IV.MC2.EHZ. 2020-04-13T23:13:42.29 0.1 undecidable manual P 356 45.5211 90 0.05 92
IV.FAGN.HHZ. 2020-04-13T23:13:41.65 0.3 undecidable manual P 132 39.4272 90 0.34 66
IV.SMA1.EHZ. 2020-04-13T23:13:41.00 0.1 undecidable manual S 33 16.872 90 0.22 94
IV.ARRO.EHZ. 2020-04-13T23:13:41.03 0.1 undecidable manual P 283 38.4282 90 -0.12 92
IV.LNSS.HHZ. 2020-04-13T23:13:41.27 0.3 undecidable manual S 307 18.6702 90 0.01 72
IV.TERO.HHZ. 2020-04-13T23:13:40.22 0.3 positive manual P 67 33.8439 90 -0.22 67
IV.CAMP.HHZ. 2020-04-13T23:13:40.33 0.3 undecidable manual S 76 15.5733 90 -0.1 71
IV.NRCA.HHZ. 2020-04-13T23:13:40.94 0.1 positive manual P 346 37.8288 90 -0.12 92
IV.MTRA.EHZ. 2020-04-13T23:13:39.92 0.3 positive manual P 26 31.5462 90 -0.17 69
IV.FIAM.HHZ. 2020-04-13T23:13:39.38 0.1 positive manual P 199 27.4503 90 -0.07 95
IV.GIGS.HHZ. 2020-04-13T23:13:39.41 0.3 undecidable manual P 101 29.0487 90 -0.3 67
IV.SMA1.EHZ. 2020-04-13T23:13:38.08 0.1 positive manual P 33 16.872 90 0.24 93
MN.AQU.HNN. 2020-04-13T23:13:38.72 0.6 undecidable manual P 138 22.1556 90 0.08 48
IV.LNSS.HHZ. 2020-04-13T23:13:38.16 0.1 undecidable manual P 307 18.6702 90 0.04 96
IV.RM33.EHZ. 2020-04-13T23:13:37.69 0.1 undecidable manual S 314 1.0989 173 0.01 100
IV.T1299.HNN. 2020-04-13T23:13:37.75 0.6 undecidable manual P 18 15.3735 90 0.15 48
IV.CAMP.HHZ. 2020-04-13T23:13:37.77 0.3 undecidable manual P 76 15.5733 90 0.14 72
IV.RM33.EHZ. 2020-04-13T23:13:36.32 0.1 undecidable manual P 314 1.0989 173 0.28 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNE. ML:1.8 0.0011002999 0.128 AML other m 2020-04-13T23:13:38.23
IV.RM33.EHE. ML:1.8 0.0011315025 0.1408 AML other m 2020-04-13T23:13:38.23
IV.RM33.EHN. ML:2.1 0.0023046975000000003 0.0768 AML other m 2020-04-13T23:13:37.81
IV.RM33.HNN. ML:2.2 0.0023987995 0.0768 AML other m 2020-04-13T23:13:37.81
IV.CAMP.HHE. ML:1.2 0.00014825545000000001 0.2048 AML other m 2020-04-13T23:13:40.65
IV.CAMP.HHN. ML:1.3 0.00019175205000000002 0.384 AML other m 2020-04-13T23:13:40.77
IV.SMA1.EHN. ML:1.9 0.0006245869 0.32 AML other m 2020-04-13T23:13:41.32
IV.SMA1.EHE. ML:1.6 0.00030159764999999997 0.1536 AML other m 2020-04-13T23:13:41.31
IV.LNSS.HNN. ML:1.4 0.000199651595 0.2432 AML other m 2020-04-13T23:13:43.96
IV.LNSS.HHE. ML:1.6 0.0003173801 0.1408 AML other m 2020-04-13T23:13:42.55
IV.LNSS.HHN. ML:1.4 0.00021035535 0.1792 AML other m 2020-04-13T23:13:41.93
IV.LNSS.HNE. ML:1.6 0.00032649725 0.1536 AML other m 2020-04-13T23:13:42.55
IV.FIAM.HHE. ML:1.0 0.000048522515 0.1664 AML other m 2020-04-13T23:13:43.60
IV.FIAM.HHN. ML:0.8 0.000031391514999999993 0.1408 AML other m 2020-04-13T23:13:43.97
IV.GIGS.HHN. ML:0.8 0.000035322809999999994 0.1152 AML other m 2020-04-13T23:13:43.82
IV.GIGS.HHE. ML:1.2 0.000072396185 0.128 AML other m 2020-04-13T23:13:43.85
IV.MTRA.EHE. ML:1.5 0.00013672596000000002 0.1024 AML other m 2020-04-13T23:13:44.64
IV.MTRA.HNN. ML:1.6 0.00017311945 0.128 AML other m 2020-04-13T23:13:44.79
IV.MTRA.EHN. ML:1.6 0.00016474549999999998 0.1408 AML other m 2020-04-13T23:13:44.80
IV.MTRA.HNE. ML:1.5 0.00014684775 0.192 AML other m 2020-04-13T23:13:45.18
IV.TERO.HNE. ML:1.7 0.0001921599 0.1152 AML other m 2020-04-13T23:13:45.29
IV.TERO.HHE. ML:1.7 0.00023140935 0.2048 AML other m 2020-04-13T23:13:44.96
IV.TERO.HHN. ML:1.8 0.0002629414 0.128 AML other m 2020-04-13T23:13:44.95
IV.TERO.HNN. ML:1.8 0.00025750275 0.1152 AML other m 2020-04-13T23:13:44.90
IV.NRCA.HHE. ML:2.2 0.0006233976 0.1536 AML other m 2020-04-13T23:13:46.61
IV.NRCA.HNE. ML:2.2 0.0005867531999999999 0.128 AML other m 2020-04-13T23:13:46.61
IV.NRCA.HNN. ML:2.1 0.0004222321 0.1408 AML other m 2020-04-13T23:13:46.84
IV.NRCA.HHN. ML:2.1 0.00043418214999999997 0.1536 AML other m 2020-04-13T23:13:46.85
IV.ARRO.EHE. ML:1.3 0.00007361430999999998 0.2304 AML other m 2020-04-13T23:13:47.16
IV.ARRO.EHN. ML:1.2 0.00005970837 0.1664 AML other m 2020-04-13T23:13:47.26
IV.FAGN.HHE. ML:1.8 0.0002440112 0.2816 AML other m 2020-04-13T23:13:51.33
IV.FAGN.HHN. ML:1.7 0.00017403105 0.256 AML other m 2020-04-13T23:13:52.13
IV.VCEL.EHN. ML:1.3 0.00005201564 0.3584 AML other m 2020-04-13T23:13:53.43
IV.VCEL.EHE. ML:1.4 0.000067941025 0.256 AML other m 2020-04-13T23:13:54.37
IV.CESX.HHE. ML:1.0 0.000023440785 0.2176 AML other m 2020-04-13T23:13:54.03
IV.CESX.HHN. ML:1.0 0.000022556259500000002 0.32 AML other m 2020-04-13T23:13:54.55
IV.T0110.HHN. ML:1.4 0.000052642949999999994 0.3456 AML other m 2020-04-13T23:13:57.36
IV.T0110.HHE. ML:1.4 0.000057798580000000005 0.2176 AML other m 2020-04-13T23:13:56.89
IV.MF5.EHE. ML:1.5 0.00006504741 0.384 AML other m 2020-04-13T23:13:53.41
IV.MF5.EHN. ML:1.4 0.000061374335 0.3328 AML other m 2020-04-13T23:13:53.53
IV.FDMO.HHE. ML:1.4 0.00004837619 0.1536 AML other m 2020-04-13T23:13:54.49
IV.FDMO.HHN. ML:1.4 0.000052049675 0.1408 AML other m 2020-04-13T23:13:54.08
IV.CESI.HHN. ML:1.6 0.000084975885 0.2688 AML other m 2020-04-13T23:13:54.36
IV.CESI.HHE. ML:1.2 0.000030763825 0.0768 AML other m 2020-04-13T23:13:54.75
IV.CESI.HNN. ML:2.1 0.0002678737 1.088 AML other m 2020-04-13T23:13:57.14
IV.CERT.HHN. ML:0.7 0.000011528098 0.3968 AML other m 2020-04-13T23:14:02.27
IV.CERT.HHE. ML:1.0 0.00002182369 0.4864 AML other m 2020-04-13T23:13:57.88
IV.MOMA.HNE. ML:1.7 0.00010586769500000001 0.5504 AML other m 2020-04-13T23:13:55.25
IV.MOMA.HHE. ML:1.4 0.000051508695 0.1664 AML other m 2020-04-13T23:13:55.41
IV.MOMA.HNN. ML:1.9 0.00013976507 0.6656 AML other m 2020-04-13T23:14:00.60
IV.MOMA.HHN. ML:1.5 0.00005893445 0.2432 AML other m 2020-04-13T23:13:55.43
IV.GUMA.HHE. ML:1.8 0.00012236975 0.3072 AML other m 2020-04-13T23:13:57.63
IV.GUMA.HNN. ML:2.3 0.0003513376 0.6144 AML other m 2020-04-13T23:13:57.44
IV.GUMA.HHN. ML:1.8 0.00011769159000000001 0.4224 AML other m 2020-04-13T23:13:55.20
IV.CSP1.EHE. ML:1.5 0.00005423445 0.2048 AML other m 2020-04-13T23:13:56.24
IV.CSP1.EHN. ML:1.4 0.000052272659999999996 0.3456 AML other m 2020-04-13T23:13:55.32
IV.MNTT.EHN. ML:1.6 0.00007631957 0.448 AML other m 2020-04-13T23:14:02.44
IV.EL6.EHE. ML:1.5 0.000032682005 0.3072 AML other m 2020-04-13T23:14:09.38
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