Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 03-10-2016 and time 21:55:17 (Italy) in region 7 km S Castelsantangelo sul Nera (MC)

A magnitude ML 1.8 earthquake occured in region: 7 km S Castelsantangelo sul Nera (MC), on

  • 03-10-2016 19:55:17 (UTC)
  • 03-10-2016 21:55:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8340, 13.1590 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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 7 281 281
Norcia PG 7 4957 5238
Preci PG 11 724 5962
Visso MC 12 1107 7069
Ussita MC 12 444 7513
Arquata del Tronto AP 13 1178 8691
Montegallo AP 14 523 9214
Montemonaco AP 16 604 9818
Accumoli RI 17 667 10485
Cascia PG 17 3217 13702
Bolognola MC 19 142 13844
Montefortino FM 19 1178 15022
Cerreto di Spoleto PG 20 1075 16097
Sellano PG 20 1079 17176

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
49 Km W of Teramo (54892 inhabitants)
52 Km NE of Terni (111501 inhabitants)
57 Km NW of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
92 Km SW of Ancona (100861 inhabitants)
96 Km W of Pescara (121014 inhabitants)
98 Km E of Viterbo (67173 inhabitants)
99 Km NW of Chieti (51815 inhabitants)
99 Km NE of Guidonia Montecelio (88673 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
Reviewed
Rev100 		ML 1.8 2016-10-03
19:55:17		 42.8343 13.1588 9 2016-10-03
20:05:39		 Sala Sismica INGV-Roma 29814681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-03 19:55:17 ± 0.04
Latitude 42.8343 ± 0.0018
Longitude 13.1588 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 29814681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 234
Semi-minor axis of confidence ellipse (meter) 127
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 235
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 41
Number of associated phases, regardless of their use for origin computation 57
Number of defining phases 55
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.83547
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 28
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 29814681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-03 20:05:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2016-10-03T19:55:46.36 0.3 undecidable manual S 327 92.7405 50 0.66 55
IV.FRON.EHZ. 2016-10-03T19:55:43.87 0.1 undecidable manual S 335 83.5497 50 0.63 76
IV.ARVD.HHZ. 2016-10-03T19:55:41.99 0.6 undecidable manual S 347 75.6687 50 0.84 35
IV.CING.HHZ. 2016-10-03T19:55:37.13 0.1 undecidable manual S 3 60.0954 50 0.14 90
IV.ATCC.EHZ. 2016-10-03T19:55:36.43 0.1 undecidable manual S 313 57.2982 50 0.19 90
IV.EL6.EHZ. 2016-10-03T19:55:35.80 0.1 undecidable manual S 355 55.1004 50 0.15 91
IV.CESX.HHZ. 2016-10-03T19:55:35.05 0.1 undecidable manual S 242 52.9026 50 -0.03 94
IV.SNTG.HHZ. 2016-10-03T19:55:34.04 0.1 undecidable manual S 339 49.9167 50 -0.22 90
IV.GIGS.HHZ. 2016-10-03T19:55:34.80 0.1 undecidable manual S 141 54.1014 50 -0.59 82
IV.PIEI.HHZ. 2016-10-03T19:55:33.92 0.1 undecidable manual P 327 92.7405 50 -0.04 87
IV.FRON.EHZ. 2016-10-03T19:55:32.51 0.6 negative manual P 335 83.5497 50 -0.03 44
IV.TERO.HHZ. 2016-10-03T19:55:32.31 0.1 undecidable manual S 123 43.2234 50 -0.16 93
IV.CAMP.HHZ. 2016-10-03T19:55:31.05 0.1 undecidable manual S 148 38.9277 50 -0.28 91
IV.ARVD.HHZ. 2016-10-03T19:55:31.87 0.1 undecidable manual P 347 75.6687 50 0.53 80
IV.RM33.EHZ. 2016-10-03T19:55:30.99 3.0 undecidable manual S 0.03 0
IV.CING.HHZ. 2016-10-03T19:55:29.18 0.6 positive manual P 3 60.0954 50 0.25 44
IV.GUMA.HHZ. 2016-10-03T19:55:28.55 0.1 undecidable manual S 29 29.0487 106 0.09 97
IV.GIGS.HHZ. 2016-10-03T19:55:28.07 1.0 undecidable manual P 141 54.1014 50 0.06 23
IV.ATCC.EHZ. 2016-10-03T19:55:28.28 0.6 positive manual P 313 57.2982 50 -0.22 45
IV.LNSS.HHZ. 2016-10-03T19:55:28.04 0.1 undecidable manual S 201 27.4503 107 0.13 96
IV.PP3.EHZ. 2016-10-03T19:55:28.41 3.0 positive manual P -2.38 0
IV.CESI.HHZ. 2016-10-03T19:55:27.68 0.1 undecidable manual S 313 28.0497 107 -0.41 90
IV.OFFI.HHZ. 2016-10-03T19:55:27.02 0.6 undecidable manual P 75 44.2224 50 0.53 42
IV.T1243.HHZ. 2016-10-03T19:55:27.89 0.1 undecidable manual S 123 28.0497 107 -0.23 94
IV.EL6.EHZ. 2016-10-03T19:55:27.77 0.1 undecidable manual P 355 55.1004 50 -0.39 87
IV.CSP1.EHZ. 2016-10-03T19:55:27.84 0.1 undecidable manual S 7 28.8489 107 -0.51 88
IV.CESX.HHZ. 2016-10-03T19:55:27.66 0.1 undecidable manual P 242 52.9026 50 -0.17 91
IV.SNTG.HHZ. 2016-10-03T19:55:27.09 1.0 undecidable manual P 339 49.9167 50 -0.27 22
XO.AM05.EHZ. 2016-10-03T19:55:26.02 0.1 undecidable manual S 45 22.3554 111 -0.22 95
IV.T1217.EHZ. 2016-10-03T19:55:26.59 0.1 undecidable manual S 234 22.9548 110 0.16 96
IV.FDMO.HHZ. 2016-10-03T19:55:26.22 0.1 undecidable manual S 345 23.1546 110 -0.28 94
IV.T1204.EHZ. 2016-10-03T19:55:26.52 0.1 undecidable manual S 144 21.7671 111 0.48 90
IV.T1241.HHZ. 2016-10-03T19:55:26.33 0.1 undecidable manual S 84 22.2555 111 0.12 97
IV.T1215.EHZ. 2016-10-03T19:55:26.58 0.1 undecidable manual S 261 23.8539 110 -0.16 96
IV.TERO.HHZ. 2016-10-03T19:55:25.96 1.0 positive manual P 123 43.2234 50 -0.37 22
IV.CAMP.HHZ. 2016-10-03T19:55:25.36 0.1 undecidable manual P 148 38.9277 50 -0.3 91
IV.MMO1.EHZ. 2016-10-03T19:55:24.12 0.1 undecidable manual S 62 15.4734 119 0.06 99
IV.GUMA.HHZ. 2016-10-03T19:55:24.01 0.1 undecidable manual P 29 29.0487 106 0 98
IV.T1202.EHZ. 2016-10-03T19:55:24.81 0.3 undecidable manual S 160 15.4734 119 0.74 62
IV.CSP1.EHZ. 2016-10-03T19:55:23.73 0.3 positive manual P 7 28.8489 107 -0.22 70
IV.T1216.EHZ. 2016-10-03T19:55:23.27 0.1 undecidable manual S 299 12.9759 123 -0.05 100
IV.T1215.EHZ. 2016-10-03T19:55:23.03 0.1 positive manual P 261 23.8539 110 0.01 99
IV.LNSS.HHZ. 2016-10-03T19:55:23.79 1.0 negative manual P 201 27.4503 107 0.1 24
IV.CESI.HHZ. 2016-10-03T19:55:23.52 0.1 undecidable manual P 313 28.0497 107 -0.28 93
IV.T1243.HHZ. 2016-10-03T19:55:23.63 0.6 positive manual P 123 28.0497 107 -0.18 47
IV.FDMO.HHZ. 2016-10-03T19:55:22.72 0.6 positive manual P 345 23.1546 110 -0.16 48
IV.T1204.EHZ. 2016-10-03T19:55:22.93 0.6 undecidable manual P 144 21.7671 111 0.31 47
IV.T1241.HHZ. 2016-10-03T19:55:22.75 0.1 positive manual P 84 22.2555 111 0.04 99
XO.AM05.EHZ. 2016-10-03T19:55:22.75 0.1 undecidable manual P 45 22.3554 111 0.02 99
IV.MC2.EHZ. 2016-10-03T19:55:22.39 0.1 undecidable manual S 16 8.88 134 0.17 98
IV.T1217.EHZ. 2016-10-03T19:55:22.90 1.0 undecidable manual P 234 22.9548 110 0.06 25
IV.NRCA.HNZ. 2016-10-03T19:55:21.02 0.1 undecidable manual S 269 3.5964 157 -0.14 100
IV.T1216.EHZ. 2016-10-03T19:55:21.18 0.1 positive manual P 299 12.9759 123 0.13 98
IV.MMO1.EHZ. 2016-10-03T19:55:21.60 0.1 positive manual P 62 15.4734 119 0.13 98
IV.MC2.EHZ. 2016-10-03T19:55:20.68 0.1 negative manual P 16 8.88 134 0.28 96
IV.T1202.EHZ. 2016-10-03T19:55:20.73 1.0 positive manual P 160 15.4734 119 -0.75 21
IV.NRCA.HNZ. 2016-10-03T19:55:19.98 0.1 undecidable manual P 269 3.5964 157 0.18 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XO.AM05.EHN. ML:1.1 0.0000837 0.1 AML other m 2016-10-03T19:55:26.78
XO.AM05.HNN. ML:1.6 0.00029749999999999997 0.28 AML other m 2016-10-03T19:55:26.89
XO.AM05.HNE. ML:1.6 0.00026900000000000003 0.9 AML other m 2016-10-03T19:55:27.21
XO.AM05.EHE. ML:2.2 0.000951 0.1 AML other m 2016-10-03T19:55:27.22
IV.ATCC.EHE. ML:1.9 0.00017999999999999998 0.34 AML other m 2016-10-03T19:55:37.24
IV.ATCC.EHN. ML:1.7 0.00011999999999999999 0.96 AML other m 2016-10-03T19:55:38.43
IV.CAMP.HHE. ML:1.4 0.0000959 1.08 AML other m 2016-10-03T19:55:31.79
IV.CAMP.HHN. ML:1.2 0.00005715 0.44 AML other m 2016-10-03T19:55:35.39
IV.CESI.HHE. ML:2.0 0.0005665000000000001 0.54 AML other m 2016-10-03T19:55:28.16
IV.CESI.HHN. ML:2.2 0.0009945000000000002 0.16 AML other m 2016-10-03T19:55:28.07
IV.CING.HHN. ML:1.5 0.0000666 1.14 AML other m 2016-10-03T19:55:38.52
IV.CING.HHE. ML:1.5 0.0000661 1.18 AML other m 2016-10-03T19:55:39.74
IV.EL6.EHE. ML:1.8 0.00013300000000000003 1.56 AML other m 2016-10-03T19:55:38.74
IV.EL6.EHN. ML:1.8 0.00015949999999999997 1.5 AML other m 2016-10-03T19:55:42.25
IV.FDMO.HHN. ML:1.8 0.00039249999999999995 0.18 AML other m 2016-10-03T19:55:27.28
IV.FDMO.HHE. ML:1.8 0.0003765 0.22 AML other m 2016-10-03T19:55:27.30
IV.FRON.EHN. ML:1.6 0.00004835 1.06 AML other m 2016-10-03T19:55:45.44
IV.FRON.EHE. ML:1.5 0.0000376 1.52 AML other m 2016-10-03T19:55:55.72
IV.GIGS.HHE. ML:1.1 0.000030550000000000004 1.58 AML other m 2016-10-03T19:55:38.47
IV.GIGS.HHN. ML:1.0 0.0000273 1.58 AML other m 2016-10-03T19:55:37.38
IV.GUMA.HHE. ML:2.3 0.0009904999999999998 0.46 AML other m 2016-10-03T19:55:31.88
IV.GUMA.HNN. ML:2.3 0.0010509999999999999 0.28 AML other m 2016-10-03T19:55:29.20
IV.GUMA.HHN. ML:2.3 0.0009715 0.3 AML other m 2016-10-03T19:55:29.20
IV.GUMA.HNE. ML:2.2 0.0008595 0.38 AML other m 2016-10-03T19:55:31.87
IV.LNSS.HHE. ML:2.1 0.000783 1.34 AML other m 2016-10-03T19:55:28.53
IV.LNSS.HHN. ML:2.0 0.0005775 0.66 AML other m 2016-10-03T19:55:28.71
IV.SNTG.HNE. ML:1.8 0.00017999999999999998 1.5 AML other m 2016-10-03T19:55:36.82
IV.SNTG.HHN. ML:1.4 0.0000663 0.12 AML other m 2016-10-03T19:55:38.04
IV.SNTG.HNN. ML:2.0 0.00025 1.08 AML other m 2016-10-03T19:55:33.02
IV.SNTG.HHE. ML:1.5 0.0000853 0.6 AML other m 2016-10-03T19:55:34.74
IV.T1216.EHN. ML:2.2 0.0017749999999999999 0.18 AML other m 2016-10-03T19:55:23.53
IV.T1216.EHE. ML:2.2 0.001646 1.16 AML other m 2016-10-03T19:55:24.39
IV.T1217.EHN. ML:1.9 0.0005315 0.34 AML other m 2016-10-03T19:55:26.71
IV.T1217.EHE. ML:1.6 0.00029000000000000006 0.54 AML other m 2016-10-03T19:55:26.90
IV.T1241.HHE. ML:2.0 0.0006129999999999999 0.98 AML other m 2016-10-03T19:55:27.12
IV.T1241.HHN. ML:1.8 0.0004345 0.68 AML other m 2016-10-03T19:55:29.28
IV.TERO.HHE. ML:2.0 0.000309 0.22 AML other m 2016-10-03T19:55:32.75
IV.TERO.HHN. ML:2.1 0.0003985 0.26 AML other m 2016-10-03T19:55:32.64
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