Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 01-11-2016 and time 02:58:50 (Italy) in region 1 km NW Accumoli (RI)

A magnitude ML 1.8 earthquake occured in region: 1 km NW Accumoli (RI), on

  • 01-11-2016 01:58:50 (UTC)
  • 01-11-2016 02:58:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7060, 13.2430 at 13 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 1 667 667
Arquata del Tronto AP 9 1178 1845
Amatrice RI 9 2657 4502
Cittareale RI 12 482 4984
Acquasanta Terme AP 15 2916 7900
Norcia PG 16 4957 12857
Montegallo AP 17 523 13380
Cascia PG 19 3217 16597
Campotosto AQ 20 542 17139

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km W of Teramo (54892 inhabitants)
41 Km NW of L'Aquila (69753 inhabitants)
51 Km E of Terni (111501 inhabitants)
52 Km SE of Foligno (57155 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
83 Km SE of Perugia (166134 inhabitants)
84 Km W of Pescara (121014 inhabitants)
85 Km W of Chieti (51815 inhabitants)
89 Km NE of Guidonia Montecelio (88673 inhabitants)
90 Km NE of Tivoli (56533 inhabitants)
99 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 1.8 2016-11-01
01:58:50		 42.7062 13.2433 13 2019-02-12
14:03:40		 Bollettino Sismico Italiano INGV 54641471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-11-01 01:58:50 ± 0.11
Latitude 42.7062 ± 0.0063
Longitude 13.2433 ± 0.0086
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 54641471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 663
Semi-minor axis of confidence ellipse (meter) 496
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 324
Circular confidence region, given by single value of horizontal uncertainty (meter) 660.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.53869
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 17
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 50
Type of magnitude ML
Reference to an origin 54641471
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-03-16 14:29:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VCEL.EHZ. 2016-11-01T01:59:01.13 0.3 undecidable manual P 125 59.7957 92 -0.05 69
IV.TERO.HHZ. 2016-11-01T01:59:01.06 0.1 undecidable manual S 107 30.8469 96 -0.19 94
IV.T1247.HHZ. 2016-11-01T01:59:00.90 0.3 undecidable manual S 171 29.6481 97 -0.05 72
IV.ATCC.EHZ. 2016-11-01T01:59:00.60 3.0 undecidable manual P -0.49 0
IV.FIAM.HHZ. 2016-11-01T01:58:59.77 0.3 undecidable manual P 192 49.7169 93 0.15 69
IV.RM33.EHZ. 2016-11-01T01:58:59.01 0.1 undecidable manual S 186 21.9669 102 0.09 99
IV.LNSS.HHZ. 2016-11-01T01:58:58.03 0.1 undecidable manual S 235 20.1687 104 -0.41 92
IV.CAMP.HHZ. 2016-11-01T01:58:58.98 0.1 undecidable manual S 144 23.2545 100 -0.27 93
IV.T1241.EHZ. 2016-11-01T01:58:58.61 0.1 undecidable manual S 42 22.6551 101 -0.48 91
IV.GIGS.HHZ. 2016-11-01T01:58:57.80 0.3 undecidable manual P 136 38.8278 94 -0.16 70
IV.T1211.EHZ. 2016-11-01T01:58:57.14 0.3 undecidable manual P 239 37.0296 95 -0.54 65
IV.T1243.HHZ. 2016-11-01T01:58:57.38 0.1 undecidable manual S 94 16.7721 110 -0.19 97
IV.ARRO.EHZ. 2016-11-01T01:58:57.07 3.0 negative manual P -0.03 0
IV.T1217.EHZ. 2016-11-01T01:58:56.10 0.3 undecidable manual P 272 25.4523 99 0.2 71
IV.T1247.HHZ. 2016-11-01T01:58:56.60 0.3 undecidable manual P 171 29.6481 97 0.05 73
IV.TERO.HHZ. 2016-11-01T01:58:56.90 0.1 undecidable manual P 107 30.8469 96 0.17 95
IV.GUMA.HHZ. 2016-11-01T01:58:56.75 3.0 negative manual P 0.22 0
IV.RM33.EHZ. 2016-11-01T01:58:55.70 0.1 undecidable manual P 186 21.9669 102 0.32 94
IV.T1299.HNN. 2016-11-01T01:58:55.62 0.1 undecidable manual S 158 8.5803 137 -0.13 100
IV.CAMP.HHZ. 2016-11-01T01:58:55.72 0.1 undecidable manual P 144 23.2545 100 0.15 97
IV.T1204.EHZ. 2016-11-01T01:58:55.07 0.1 undecidable manual S 119 6.8931 145 -0.38 95
IV.T1241.EHZ. 2016-11-01T01:58:55.87 0.1 undecidable manual P 42 22.6551 101 0.39 91
IV.T1246.HHN. 2016-11-01T01:58:55.91 0.1 undecidable manual P 124 24.4533 99 0.15 97
IV.T1243.HHZ. 2016-11-01T01:58:54.78 0.1 undecidable manual P 94 16.7721 110 0.18 97
IV.LNSS.HHZ. 2016-11-01T01:58:54.34 0.3 undecidable manual P 235 20.1687 104 -0.76 61
IV.SMA1.EHZ. 2016-11-01T01:58:54.08 0.1 undecidable manual P 138 11.2776 127 0.23 97
IV.T1204.EHZ. 2016-11-01T01:58:53.65 0.1 undecidable manual P 119 6.8931 145 0.27 96
IV.T1201.HNN. 2016-11-01T01:58:53.67 0.1 negative manual P 174 5.4945 151 0.41 93
IV.T1299.HNN. 2016-11-01T01:58:53.90 0.1 negative manual P 158 8.5803 137 0.35 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T1241.EHE. ML:0.0 0.0003294668 0.1408 AML other m 2016-11-01T01:59:07.74
IV.T1241.EHN. ML:0.0 0.00022663145000000002 0.0992 AML other m 2016-11-01T01:59:07.86
IV.LNSS.HHE. ML:0.0 0.0002797616 0.2208 AML other m 2016-11-01T01:58:58.38
IV.LNSS.HHN. ML:0.0 0.00047505314999999996 0.2592 AML other m 2016-11-01T01:58:58.33
IV.T1245.HHE. ML:1.9 0.0006897655 0.1408 AML other m 2016-11-01T01:58:54.77
IV.T1245.HHN. ML:2.1 0.0010534404 0.2992 AML other m 2016-11-01T01:58:55.52
IV.T1245.HNE. ML:2.0 0.0007621821 0.2592 AML other m 2016-11-01T01:58:54.78
IV.T1245.HNN. ML:2.2 0.0011033938500000001 0.3008 AML other m 2016-11-01T01:58:55.53
IV.T1204.EHN. ML:1.4 0.00027927299999999997 0.08 AML other m 2016-11-01T01:58:55.29
IV.T1204.EHE. ML:1.5 0.0003582020000000001 0.28 AML other m 2016-11-01T01:58:57.65
IV.SMA1.EHN. ML:1.4 0.0002456489 0.32 AML other m 2016-11-01T01:58:56.65
IV.SMA1.EHE. ML:1.4 0.00025318195 0.36 AML other m 2016-11-01T01:58:59.80
IV.T1215.EHE. ML:2.0 0.00037856230000000003 0.24 AML other m 2016-11-01T01:59:06.06
IV.T1215.HNN. ML:1.8 0.0002773893 0.08 AML other m 2016-11-01T01:59:06.74
IV.T1215.EHN. ML:1.8 0.0002732209 0.064 AML other m 2016-11-01T01:59:06.75
IV.T1215.HNE. ML:1.9 0.0003660618 0.224 AML other m 2016-11-01T01:59:05.94
IV.RM33.EHN. ML:1.4 0.0001576471 0.2592 AML other m 2016-11-01T01:58:59.33
IV.RM33.HNE. ML:1.6 0.00025140095000000004 0.2912 AML other m 2016-11-01T01:58:59.75
IV.RM33.HNN. ML:1.4 0.000154629635 0.16 AML other m 2016-11-01T01:58:59.62
IV.RM33.EHE. ML:1.5 0.00020620785000000002 0.1392 AML other m 2016-11-01T01:58:59.76
IV.CAMP.HHE. ML:1.4 0.00013431085 0.2 AML other m 2016-11-01T01:58:59.27
IV.CAMP.HHN. ML:1.3 0.00010991768 0.2592 AML other m 2016-11-01T01:58:59.33
IV.T1217.HNN. ML:2.5 0.001798789 0.176 AML other m 2016-11-01T01:59:10.32
IV.T1217.HNE. ML:2.3 0.0012002265 0.08 AML other m 2016-11-01T01:59:10.13
IV.T1217.EHN. ML:2.5 0.0017774651 0.192 AML other m 2016-11-01T01:59:10.32
IV.T1217.EHE. ML:2.3 0.001117091 0.08 AML other m 2016-11-01T01:59:09.96
IV.T1247.HHE. ML:1.5 0.00014548715000000002 0.16 AML other m 2016-11-01T01:59:03.10
IV.T1247.HHN. ML:1.5 0.0001524497 0.1392 AML other m 2016-11-01T01:59:01.60
IV.GUMA.HHE. ML:2.7 0.0017389994999999997 0.2208 AML other m 2016-11-01T01:59:14.40
IV.GUMA.HNE. ML:2.7 0.0017682509999999998 0.24 AML other m 2016-11-01T01:59:14.30
IV.GUMA.HNN. ML:2.7 0.0017086355 0.32 AML other m 2016-11-01T01:59:14.53
IV.GUMA.HHN. ML:2.7 0.0018345889999999998 0.44 AML other m 2016-11-01T01:59:14.31
IV.TERO.HHN. ML:1.3 0.000095656385 0.0992 AML other m 2016-11-01T01:59:01.83
IV.TERO.HHE. ML:1.3 0.00008620979 0.0608 AML other m 2016-11-01T01:59:12.06
IV.TERO.HNN. ML:1.2 0.00008174315 0.0992 AML other m 2016-11-01T01:59:01.83
IV.TERO.HNE. ML:1.2 0.00007224828499999999 0.1408 AML other m 2016-11-01T01:59:10.51
IV.ARRO.EHN. ML:1.9 0.00025442635000000004 0.1584 AML other m 2016-11-01T01:59:16.41
IV.ARRO.EHE. ML:1.8 0.0002232723 0.1792 AML other m 2016-11-01T01:59:16.43
IV.T1211.HNE. ML:2.0 0.00039825794999999995 0.08 AML other m 2016-11-01T01:59:16.37
IV.T1211.EHN. ML:2.1 0.00050974665 0.144 AML other m 2016-11-01T01:59:15.00
IV.T1211.HNN. ML:2.1 0.0005002505 0.144 AML other m 2016-11-01T01:59:16.07
IV.T1211.EHE. ML:2.0 0.00041271379999999994 0.096 AML other m 2016-11-01T01:59:16.37
IV.GIGS.HHE. ML:0.9 0.00002253084 0.2 AML other m 2016-11-01T01:59:03.18
IV.GIGS.HHN. ML:0.5 0.0000100482035 0.1408 AML other m 2016-11-01T01:59:16.05
IV.FIAM.HHE. ML:1.6 0.00010413420500000001 0.24 AML other m 2016-11-01T01:59:24.55
IV.FIAM.HHN. ML:1.4 0.00007129825000000001 0.2192 AML other m 2016-11-01T01:59:24.35
IV.ATCC.EHN. ML:2.4 0.00035092239999999996 0.2208 AML other m 2016-11-01T01:59:19.36
IV.ATCC.EHE. ML:2.4 0.00039182385 0.2416 AML other m 2016-11-01T01:59:19.22
IV.VCEL.EHE. ML:1.9 0.0001725062 0.1392 AML other m 2016-11-01T01:59:28.34
IV.VCEL.EHN. ML:1.9 0.00017289805 0.1792 AML other m 2016-11-01T01:59:28.46
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