Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 10-03-2020 and time 19:00:36 (UTC) in region 8 km NW Accumoli (RI)

A magnitude ML 1.7 earthquake occured in region: 8 km NW Accumoli (RI), on

  • 10-03-2020 19:00:36 (UTC)
  • 10-03-2020 20:00:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7470, 13.1880 at 8 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
Accumoli RI 8 667 667
Norcia PG 9 4957 5624
Arquata del Tronto AP 9 1178 6802
Cittareale RI 14 482 7284
Cascia PG 15 3217 10501
Amatrice RI 15 2657 13158
Montegallo AP 16 523 13681
Castelsantangelo sul Nera MC 17 281 13962
Acquasanta Terme AP 18 2916 16878
Preci PG 19 724 17602

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km W of Teramo (54892 inhabitants)
46 Km SE of Foligno (57155 inhabitants)
47 Km NW of L'Aquila (69753 inhabitants)
49 Km E of Terni (111501 inhabitants)
76 Km SE of Perugia (166134 inhabitants)
83 Km W of Montesilvano (53738 inhabitants)
90 Km W of Pescara (121014 inhabitants)
91 Km NE of Guidonia Montecelio (88673 inhabitants)
92 Km W of Chieti (51815 inhabitants)
93 Km NE of Tivoli (56533 inhabitants)
96 Km E 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 1.7 2020-03-10
19:00:36		 42.7467 13.1882 8 2020-07-18
21:08:27		 Bollettino Sismico Italiano INGV 77495661
Reviewed
Rev100 		ML 2.0 2020-03-10
19:00:36		 42.7427 13.1892 10 2020-03-10
19:09:07		 Sala Sismica INGV-Roma 77175681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-10 19:00:36 ± 0.05
Latitude 42.7467 ± 0.0027
Longitude 13.1882 ± 0.0049
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77495661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 339
Semi-minor axis of confidence ellipse (meter) 209
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 79
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 40
Number of associated phases, regardless of their use for origin computation 78
Number of defining phases 74
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.93529
Number of stations at which the event was observed 42
Number of stations from which data was used for origin computation 38
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 77495661
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-23 10:26:39

ML:2.0

Field Value
Value 2.0
Uncertainty 0.4
Num. used stations 56
Type of magnitude ML
Reference to an origin 77175681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-10 19:09:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
ZM.T1368.EHZ. 2020-03-10T19:01:39.18 3.0 undecidable manual Sn 0.37 0
IV.FIR.HHZ. 2020-03-10T19:01:32.05 3.0 undecidable manual Sn 2.3 0
IV.CAVE.HHZ. 2020-03-10T19:01:25.77 3.0 negative manual Pg 7.04 0
IV.ROSPO.HHZ. 2020-03-10T19:01:23.67 3.0 undecidable manual S 2.33 0
IV.PIEI.HHZ. 2020-03-10T19:01:07.56 0.1 undecidable manual S 329 102.2199 50 0.65 72
IV.MPAG.EHZ. 2020-03-10T19:01:07.67 0.1 undecidable manual S 341 103.8183 50 0.33 79
IV.FRON.EHZ. 2020-03-10T19:01:05.44 0.1 undecidable manual S 337 93.3399 50 0.89 66
IV.ARVD.HHZ. 2020-03-10T19:01:03.43 0.1 undecidable manual S 347 85.7475 50 0.93 66
IV.SSFR.HHZ. 2020-03-10T19:01:02.09 0.1 undecidable manual S 337 83.25 50 0.25 84
IV.T0110.HHZ. 2020-03-10T19:01:00.22 0.1 undecidable manual S 140 74.8695 50 0.61 77
IV.MURB.HHZ. 2020-03-10T19:01:00.92 0.1 undecidable manual S 317 78.5658 50 0.32 83
IV.FOSV.EHZ. 2020-03-10T19:00:58.63 0.1 undecidable manual S 330 69.9744 50 0.33 85
IV.ATCC.EHZ. 2020-03-10T19:00:57.79 0.1 undecidable manual S 318 65.8896 50 0.57 80
IV.EL6.EHZ. 2020-03-10T19:00:57.28 0.1 undecidable manual S 354 64.9905 50 0.3 86
IV.VCEL.EHZ. 2020-03-10T19:00:57.86 0.1 undecidable manual S 126 66.0894 50 0.6 79
IV.PIEI.HHZ. 2020-03-10T19:00:54.00 0.1 undecidable manual P 329 102.2199 50 -0.04 84
IV.MPAG.EHZ. 2020-03-10T19:00:54.57 0.1 undecidable manual P 341 103.8183 50 0.28 80
IT.GNU.HGE. 2020-03-10T19:00:53.23 0.3 undecidable manual S 277 50.7159 50 0.07 69
IV.CESX.HHZ. 2020-03-10T19:00:53.33 0.3 undecidable manual S 253 51.4152 50 -0.01 70
IV.FIAM.HHZ. 2020-03-10T19:00:53.49 0.1 undecidable manual S 186 53.4021 50 -0.38 86
IV.MDAR.HNN. 2020-03-10T19:00:52.81 0.3 undecidable manual S 356 49.617 50 -0.05 70
IV.MNTT.EHZ. 2020-03-10T19:00:52.00 0.1 undecidable manual S 43 48.2184 50 -0.48 85
IV.FRON.EHZ. 2020-03-10T19:00:52.42 0.1 undecidable manual P 337 93.3399 50 -0.25 82
IV.ARVD.HHZ. 2020-03-10T19:00:51.36 0.1 undecidable manual P 347 85.7475 50 -0.13 86
IV.SAP2.EHZ. 2020-03-10T19:00:51.73 0.1 undecidable manual S 24 42.4242 50 0.77 77
IV.MURB.HHZ. 2020-03-10T19:00:50.48 0.1 undecidable manual P 317 78.5658 50 0.08 88
IV.SSFR.HHZ. 2020-03-10T19:00:50.91 0.1 undecidable manual P 337 83.25 50 -0.21 85
IV.PF6.EHN. 2020-03-10T19:00:50.77 0.1 undecidable manual S 1 43.4232 50 -0.43 87
IV.CSP1.EHZ. 2020-03-10T19:00:49.46 0.1 undecidable manual S 2 38.3283 50 -0.39 89
IV.GUMA.HHZ. 2020-03-10T19:00:49.81 0.1 undecidable manual S 19 37.0296 50 0.3 90
IV.T0110.HHZ. 2020-03-10T19:00:49.69 0.1 undecidable manual P 140 74.8695 50 -0.13 87
IV.ARRO.EHZ. 2020-03-10T19:00:49.56 0.1 undecidable manual S 242 39.1275 50 -0.51 86
IV.EL6.EHZ. 2020-03-10T19:00:48.00 0.1 negative manual P 354 64.9905 50 -0.3 86
IV.CESI.HHZ. 2020-03-10T19:00:48.81 0.1 undecidable manual S 321 36.741 50 -0.62 83
IV.VCEL.EHZ. 2020-03-10T19:00:48.64 0.1 undecidable manual P 126 66.0894 50 0.17 88
IV.FOSV.EHZ. 2020-03-10T19:00:48.82 0.1 undecidable manual P 330 69.9744 50 -0.25 86
IV.ATCC.EHZ. 2020-03-10T19:00:48.28 0.1 undecidable manual P 318 65.8896 50 -0.16 88
IV.MF5.EHN. 2020-03-10T19:00:48.92 0.1 undecidable manual S 39 34.743 103 0.12 94
IV.TERO.HHZ. 2020-03-10T19:00:48.56 0.1 undecidable manual S 112 36.5412 50 -0.82 76
IT.MTCL.HGZ. 2020-03-10T19:00:47.32 0.1 undecidable manual S 331 31.4463 104 -0.38 90
IV.FDMO.HHZ. 2020-03-10T19:00:47.84 0.1 undecidable manual S 346 33.1446 103 -0.44 88
IV.MNTT.EHZ. 2020-03-10T19:00:46.25 0.1 negative manual P 43 48.2184 50 0.54 84
IV.FIAM.HHZ. 2020-03-10T19:00:46.26 0.1 undecidable manual P 186 53.4021 50 -0.25 89
IV.CAMP.HHZ. 2020-03-10T19:00:46.62 0.1 undecidable manual S 142 29.5482 105 -0.44 89
IV.CESX.HHZ. 2020-03-10T19:00:46.91 0.3 undecidable manual P 253 51.4152 50 0.7 58
IV.MDAR.HNN. 2020-03-10T19:00:45.63 0.3 undecidable manual P 356 49.617 50 -0.3 66
IV.RM33.EHZ. 2020-03-10T19:00:45.99 0.1 undecidable manual S 175 26.4513 107 -0.04 97
IV.OFFI.HHZ. 2020-03-10T19:00:45.76 0.1 positive manual P 63 45.5211 50 0.46 86
IT.GNU.HGE. 2020-03-10T19:00:45.90 0.3 undecidable manual P 277 50.7159 50 -0.2 68
IV.FEMA.HNZ. 2020-03-10T19:00:45.84 0.1 undecidable manual S 335 26.4513 107 -0.18 95
IV.SAP2.EHZ. 2020-03-10T19:00:44.83 0.1 undecidable manual P 24 42.4242 50 0 95
IV.ARRO.EHZ. 2020-03-10T19:00:44.10 0.1 undecidable manual P 242 39.1275 50 -0.21 92
IV.GIGS.HHZ. 2020-03-10T19:00:44.56 0.1 undecidable manual P 136 45.2214 50 -0.69 79
IV.PF6.EHN. 2020-03-10T19:00:44.46 0.1 undecidable manual P 1 43.4232 50 -0.51 85
IV.LNSS.HHZ. 2020-03-10T19:00:44.33 0.1 undecidable manual S 217 19.9689 111 0.42 91
IV.GUMA.HHZ. 2020-03-10T19:00:43.89 0.1 positive manual P 19 37.0296 50 -0.1 94
IV.SMA1.EHZ. 2020-03-10T19:00:43.45 0.1 undecidable manual S 137 17.5713 114 0.31 93
IV.MF5.EHN. 2020-03-10T19:00:43.54 0.1 positive manual P 39 34.743 103 -0.04 96
IV.TERO.HHZ. 2020-03-10T19:00:43.25 0.1 undecidable manual P 112 36.5412 50 -0.67 81
IV.MC2.EHZ. 2020-03-10T19:00:43.66 0.1 undecidable manual S 0 18.2706 113 0.29 94
IV.CESI.HHZ. 2020-03-10T19:00:43.54 0.1 undecidable manual P 321 36.741 50 -0.41 88
IV.MMO1.EHZ. 2020-03-10T19:00:43.88 0.1 undecidable manual S 34 20.3685 111 -0.14 96
IV.CSP1.EHZ. 2020-03-10T19:00:43.70 0.1 undecidable manual P 2 38.3283 50 -0.49 87
IV.FDMO.HHZ. 2020-03-10T19:00:42.84 0.1 undecidable manual P 346 33.1446 103 -0.44 88
IV.FEMA.HNZ. 2020-03-10T19:00:42.02 0.1 undecidable manual P 335 26.4513 107 0.05 97
IT.MTCL.HGZ. 2020-03-10T19:00:42.60 0.1 undecidable manual P 331 31.4463 104 -0.34 91
IV.T1299.HNZ. 2020-03-10T19:00:42.84 0.1 undecidable manual S 148 14.6742 118 0.62 86
IV.CAMP.HHZ. 2020-03-10T19:00:42.34 0.1 undecidable manual P 142 29.5482 105 -0.23 93
IV.MTRA.HNZ. 2020-03-10T19:00:42.91 0.1 undecidable manual S 86 16.9719 115 -0.05 99
IV.LNSS.HHZ. 2020-03-10T19:00:41.05 0.1 positive manual P 217 19.9689 111 0.29 93
IV.RM33.EHZ. 2020-03-10T19:00:41.95 0.1 undecidable manual P 175 26.4513 107 -0.03 98
IV.NRCA.HNZ. 2020-03-10T19:00:41.22 0.1 undecidable manual S 328 11.3775 125 -0.03 100
IV.T1299.HNZ. 2020-03-10T19:00:40.24 0.1 undecidable manual P 148 14.6742 118 0.46 91
IV.MMO1.EHZ. 2020-03-10T19:00:40.76 0.1 undecidable manual P 34 20.3685 111 -0.07 98
IV.MTRA.HNZ. 2020-03-10T19:00:40.30 0.1 positive manual P 86 16.9719 115 0.09 98
IV.SMA1.EHZ. 2020-03-10T19:00:40.43 0.1 undecidable manual P 137 17.5713 114 0.11 97
IV.MC2.EHZ. 2020-03-10T19:00:40.66 0.1 positive manual P 0 18.2706 113 0.22 95
IV.NRCA.HNZ. 2020-03-10T19:00:39.48 0.1 negative manual P 328 11.3775 125 0.25 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HNE. ML:2.4 0.0017802155 0.1664 AML other m 2020-03-10T19:00:44.66
IV.LNSS.HHE. ML:2.4 0.001887284 0.1664 AML other m 2020-03-10T19:00:44.66
IV.LNSS.HNN. ML:2.3 0.0014511495 0.1408 AML other m 2020-03-10T19:00:44.70
IV.LNSS.HHN. ML:2.3 0.0015216194999999998 0.1408 AML other m 2020-03-10T19:00:44.70
IV.RM33.EHN. ML:1.9 0.00045899659999999997 0.1152 AML other m 2020-03-10T19:00:46.47
IV.RM33.HNN. ML:1.9 0.00046560675 0.1024 AML other m 2020-03-10T19:00:46.47
IV.RM33.HNE. ML:2.0 0.00059702495 0.128 AML other m 2020-03-10T19:00:46.36
IV.RM33.EHE. ML:2.0 0.00057893995 0.128 AML other m 2020-03-10T19:00:46.36
IV.CAMP.HHE. ML:1.5 0.0001450365 0.1408 AML other m 2020-03-10T19:00:46.96
IV.CAMP.HHN. ML:1.4 0.000122531755 0.2432 AML other m 2020-03-10T19:00:46.99
IV.FDMO.HHN. ML:1.8 0.00029358965000000003 0.2816 AML other m 2020-03-10T19:00:48.12
IV.FDMO.HHE. ML:1.6 0.00015782224999999998 0.1536 AML other m 2020-03-10T19:00:48.60
IV.TERO.HHN. ML:1.7 0.000183659805 0.0896 AML other m 2020-03-10T19:00:48.89
IV.TERO.HHE. ML:1.5 0.00013279630000000001 0.1408 AML other m 2020-03-10T19:00:50.10
IV.TERO.HNN. ML:1.7 0.00020203977500000001 0.2304 AML other m 2020-03-10T19:00:49.44
IV.CESI.HHN. ML:2.0 0.00034733115000000004 0.1792 AML other m 2020-03-10T19:00:49.78
IV.CESI.HHE. ML:1.6 0.00015923065 0.2304 AML other m 2020-03-10T19:00:50.34
IV.CSP1.EHE. ML:2.1 0.00044383825 0.2304 AML other m 2020-03-10T19:00:50.39
IV.GUMA.HHN. ML:2.3 0.00084774195 0.2176 AML other m 2020-03-10T19:00:50.21
IV.GUMA.HNN. ML:2.3 0.00085027195 0.256 AML other m 2020-03-10T19:00:50.20
IV.ARRO.EHE. ML:1.7 0.00016991319999999998 0.1792 AML other m 2020-03-10T19:00:51.62
IV.ARRO.EHN. ML:1.7 0.00017934625 0.2176 AML other m 2020-03-10T19:00:51.10
IV.OFFI.HHN. ML:1.9 0.00026048065 0.6016 AML other m 2020-03-10T19:00:54.04
IV.CESX.HHN. ML:1.2 0.00004290122 0.5248 AML other m 2020-03-10T19:00:54.12
IV.CESX.HHE. ML:1.5 0.00007533584 0.3584 AML other m 2020-03-10T19:00:55.28
IV.EL6.EHN. ML:1.6 0.000079661765 0.512 AML other m 2020-03-10T19:00:57.79
IV.EL6.EHE. ML:1.8 0.00011625703000000001 0.1664 AML other m 2020-03-10T19:00:59.14
IV.ATCC.EHN. ML:1.5 0.000054318755 0.2432 AML other m 2020-03-10T19:00:58.74
IV.VCEL.EHN. ML:1.6 0.00007978411049999999 0.2304 AML other m 2020-03-10T19:00:59.64
IV.FOSV.EHE. ML:1.5 0.000049053995 0.1664 AML other m 2020-03-10T19:00:59.44
IV.T0110.HHE. ML:1.6 0.00006308018 0.4864 AML other m 2020-03-10T19:01:01.21
IV.SSFR.HHE. ML:1.9 0.000094965795 0.2432 AML other m 2020-03-10T19:01:03.71
IV.ARVD.HHE. ML:1.4 0.00002919624 0.1408 AML other m 2020-03-10T19:01:05.31
IV.ARVD.HHN. ML:1.2 0.000021253905 0.1408 AML other m 2020-03-10T19:01:05.13
IV.FRON.EHN. ML:1.4 0.000027418485 0.2176 AML other m 2020-03-10T19:01:08.05
IV.MPAG.EHN. ML:1.4 0.000023249800000000002 0.3584 AML other m 2020-03-10T19:01:09.96
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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