Earthquake with magnitude of ML 1.6 on date 31-10-2019 and time 05:28:46 (Italy) in region 7 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 1.6 earthquake occured in region: 7 km SE Castelsantangelo sul Nera (MC), on

  • 31-10-2019 04:28:46 (UTC)
  • 31-10-2019 05:28:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.84, 13.2 at 10 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.

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 10 4957 5238
Montegallo AP 11 523 5761
Arquata del Tronto AP 11 1178 6939
Ussita MC 12 444 7383
Montemonaco AP 12 604 7987
Visso MC 13 1107 9094
Preci PG 13 724 9818
Montefortino FM 16 1178 10996
Accumoli RI 17 667 11663
Bolognola MC 17 142 11805
Acquasanta Terme AP 19 2916 14721

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
46 Km W of Teramo (54892 inhabitants)
55 Km NE of Terni (111501 inhabitants)
57 Km N of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
90 Km SW of Ancona (100861 inhabitants)
93 Km W of Pescara (121014 inhabitants)
97 Km NW of Chieti (51815 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 2019-10-31
04:28:46
42.84 13.2 10 2020-02-28
16:42:12
Bollettino Sismico Italiano INGV 74513071
Reviewed
Rev100
ML 1.5 2019-10-31
04:28:46
42.85 13.2 10 2019-10-31
04:58:32
Sala Sismica INGV-Roma 73545791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-31 04:28:46 ± 0.05
Latitude 42.84 ± 0.00
Longitude 13.20 ± 0.00
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 74513071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 348
Semi-minor axis of confidence ellipse (meter) 240
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 80
Circular confidence region, given by single value of horizontal uncertainty (meter) 350
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 42
Number of defining phases 41
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.5315
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 35
Type of magnitude ML
Reference to an origin 74513071
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-10 14:14:37

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 73545791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-31 04:58:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2019-10-31T04:29:10.42 3.0 undecidable manual S -0.09 0
IV.ATCC.EHZ. 2019-10-31T04:29:05.34 0.6 undecidable manual S 310 0.5315 50 0.48 42
IV.EL6.EHZ. 2019-10-31T04:29:04.20 0.3 undecidable manual S 352 0.4901 50 0.56 62
IV.GIGS.HHZ. 2019-10-31T04:29:03.00 0.6 undecidable manual S 145 0.4784 50 -0.3 44
IV.MOMA.HHZ. 2019-10-31T04:29:03.64 0.6 undecidable manual S 265 0.4614 50 0.84 37
IV.SNTG.HHZ. 2019-10-31T04:29:02.24 0.6 undecidable manual S 336 0.4515 50 -0.26 45
IV.ASSB.HHZ. 2019-10-31T04:29:02.03 0.6 undecidable manual S 297 0.4416 50 -0.17 46
IV.ARRO.EHZ. 2019-10-31T04:29:01.78 0.6 undecidable manual S 230 0.4128 50 0.42 44
IV.RM33.EHZ. 2019-10-31T04:28:59.18 0.6 undecidable manual S 178 0.3354 50 0.13 47
IV.CAMP.HHZ. 2019-10-31T04:28:59.08 0.6 undecidable manual S 153 0.3453 50 -0.27 46
IV.SAP2.EHZ. 2019-10-31T04:28:58.34 0.6 undecidable manual S 30 0.2923 50 0.55 43
IV.LNSS.HHZ. 2019-10-31T04:28:57.11 0.3 undecidable manual S 206 0.2671 50 0.07 73
IV.CESI.HHZ. 2019-10-31T04:28:56.80 0.3 undecidable manual S 307 0.268 50 -0.26 70
IV.EL6.EHZ. 2019-10-31T04:28:56.19 0.6 negative manual P 352 0.4901 50 -0.15 46
IV.SMA1.EHZ. 2019-10-31T04:28:56.00 0.1 undecidable manual S 155 0.2365 110 -0.07 98
IV.ATCC.EHZ. 2019-10-31T04:28:56.86 0.1 undecidable manual P 310 0.5315 50 -0.19 90
IV.CSP1.EHZ. 2019-10-31T04:28:56.01 0.3 undecidable manual S 1 0.2482 50 -0.46 67
IV.CESX.HHZ. 2019-10-31T04:28:56.62 0.6 undecidable manual P 243 0.5063 50 0 47
IV.GUMA.HHZ. 2019-10-31T04:28:56.38 0.3 undecidable manual S 25 0.241 110 0.14 72
IV.ASSB.HHZ. 2019-10-31T04:28:55.20 0.1 undecidable manual P 297 0.4416 50 -0.31 89
IV.MOMA.HHZ. 2019-10-31T04:28:55.92 0.1 undecidable manual P 265 0.4614 50 0.06 94
IV.ARRO.EHZ. 2019-10-31T04:28:55.19 0.1 undecidable manual P 230 0.4128 50 0.17 93
IV.SNTG.HHZ. 2019-10-31T04:28:55.72 0.3 undecidable manual P 336 0.4515 50 0.04 71
IV.GIGS.HHZ. 2019-10-31T04:28:55.66 0.3 undecidable manual P 145 0.4784 50 -0.48 64
IV.FDMO.HHZ. 2019-10-31T04:28:54.47 0.6 undecidable manual S 337 0.2086 113 -0.61 43
IV.OFFI.HHZ. 2019-10-31T04:28:54.80 0.1 undecidable manual P 76 0.3687 50 0.53 86
IV.MNTT.EHZ. 2019-10-31T04:28:54.69 0.1 positive manual P 53 0.3642 50 0.51 87
IV.SAP2.EHZ. 2019-10-31T04:28:53.09 0.3 undecidable manual P 30 0.2923 50 0.13 72
IV.CAMP.HHZ. 2019-10-31T04:28:53.57 0.1 undecidable manual P 153 0.3453 50 -0.29 91
IV.RM33.EHZ. 2019-10-31T04:28:53.63 0.3 undecidable manual P 178 0.3354 50 -0.06 72
IV.MTRA.HNZ. 2019-10-31T04:28:53.71 0.3 undecidable manual S 121 0.17 117 -0.03 75
IV.GUMA.HHZ. 2019-10-31T04:28:52.06 0.1 undecidable manual P 25 0.241 110 -0.01 99
IV.CESI.HHZ. 2019-10-31T04:28:52.35 0.1 positive manual P 307 0.268 50 -0.19 95
IV.LNSS.HHZ. 2019-10-31T04:28:52.51 0.1 positive manual P 206 0.2671 50 -0.02 98
IV.CSP1.EHZ. 2019-10-31T04:28:51.85 0.1 negative manual P 1 0.2482 50 -0.35 92
IV.FDMO.HHZ. 2019-10-31T04:28:51.16 0.1 undecidable manual P 337 0.2086 113 -0.24 95
IV.MMO1.EHZ. 2019-10-31T04:28:51.75 0.3 undecidable manual S 60 0.1097 129 -0.03 76
IV.SMA1.EHZ. 2019-10-31T04:28:51.85 0.3 undecidable manual P 155 0.2365 110 -0.12 73
IV.MTRA.HNZ. 2019-10-31T04:28:50.60 0.1 undecidable manual P 121 0.17 117 -0.03 100
IV.NRCA.HNZ. 2019-10-31T04:28:50.69 0.3 undecidable manual S 260 0.0621 145 0.19 74
IV.MMO1.EHZ. 2019-10-31T04:28:49.61 0.1 undecidable manual P 60 0.1097 129 0.12 99
IV.NRCA.HNZ. 2019-10-31T04:28:49.11 0.1 positive manual P 260 0.0621 145 0.36 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.HNN. ML:1.8 0.00051587265 0.2496 AML other m 2019-10-31T04:28:54.56
IV.MTRA.EHN. ML:1.8 0.00048274285 0.24 AML other m 2019-10-31T04:28:54.56
IV.FDMO.HHN. ML:1.7 0.00031868095 0.1984 AML other m 2019-10-31T04:28:54.90
IV.FDMO.HHE. ML:1.6 0.00022427305 0.0992 AML other m 2019-10-31T04:28:54.83
IV.MTRA.HNE. ML:1.6 0.0003384382 0.2528 AML other m 2019-10-31T04:28:56.24
IV.MTRA.EHE. ML:1.6 0.00032839525 0.1792 AML other m 2019-10-31T04:28:56.46
IV.CSP1.EHE. ML:1.4 0.0001467139 0.2592 AML other m 2019-10-31T04:28:56.37
IV.CSP1.EHN. ML:1.6 0.00020585085 0.3392 AML other m 2019-10-31T04:28:56.71
IV.SMA1.EHE. ML:1.3 0.000117835615 0.1824 AML other m 2019-10-31T04:28:56.99
IV.CESI.HHN. ML:2.3 0.0009630608 0.24 AML other m 2019-10-31T04:28:57.19
IV.CESI.HNN. ML:2.3 0.00099338525 0.2176 AML other m 2019-10-31T04:28:57.19
IV.CESI.HNE. ML:1.8 0.00031333101 0.0896 AML other m 2019-10-31T04:28:57.18
IV.LNSS.HHN. ML:1.9 0.00041327845 0.2208 AML other m 2019-10-31T04:28:57.61
IV.LNSS.HNN. ML:1.9 0.0003582153 0.2304 AML other m 2019-10-31T04:28:57.62
IV.LNSS.HHE. ML:1.9 0.00037699925 0.2816 AML other m 2019-10-31T04:28:57.72
IV.LNSS.HNE. ML:2 0.000433876 0.2816 AML other m 2019-10-31T04:28:57.72
IV.SMA1.EHN. ML:1.3 0.000106882645 0.1408 AML other m 2019-10-31T04:28:57.89
IV.CAMP.HHE. ML:1.3 7.7785205E-5 0.1824 AML other m 2019-10-31T04:28:59.28
IV.CAMP.HHN. ML:1.2 5.2682345E-5 0.1984 AML other m 2019-10-31T04:28:59.49
IV.RM33.EHE. ML:1.3 6.848386E-5 0.1408 AML other m 2019-10-31T04:28:59.87
IV.RM33.EHN. ML:1.3 7.52075E-5 0.1792 AML other m 2019-10-31T04:29:00.40
IV.ARRO.EHN. ML:1.2 5.0878645E-5 0.1984 AML other m 2019-10-31T04:29:02.45
IV.MNTT.EHN. ML:2 0.0003403938 0.2208 AML other m 2019-10-31T04:29:02.39
IV.ARRO.EHE. ML:1.3 5.932262E-5 0.1792 AML other m 2019-10-31T04:29:02.35
IV.ASSB.HHE. ML:1.5 9.0433665E-5 0.1824 AML other m 2019-10-31T04:29:02.76
IV.SNTG.HHE. ML:1.1 3.657783E-5 0.0992 AML other m 2019-10-31T04:29:03.13
IV.ASSB.HHN. ML:1.5 8.418614E-5 0.1408 AML other m 2019-10-31T04:29:03.43
IV.MNTT.EHE. ML:2 0.0003049128 0.3008 AML other m 2019-10-31T04:29:03.48
IV.MOMA.HNE. ML:1.7 0.00011787845 0.2624 AML other m 2019-10-31T04:29:05.39
IV.MOMA.HHE. ML:1.5 8.147647E-5 0.3008 AML other m 2019-10-31T04:29:05.39
IV.MOMA.HHN. ML:1.4 6.925198E-5 0.2016 AML other m 2019-10-31T04:29:05.52
IV.SNTG.HHN. ML:1.2 4.7397365E-5 0.1408 AML other m 2019-10-31T04:29:05.65
IV.CESX.HHE. ML:1.2 3.716673E-5 0.3424 AML other m 2019-10-31T04:29:06.42
IV.CESX.HHN. ML:1.4 6.162419E-5 0.2592 AML other m 2019-10-31T04:29:06.75
IV.CESI.HHE. ML:1.9 0.0004163286 0.2208 AML other m 2019-10-31T04:28:57.18
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download