Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 20-10-2019 and time 01:28:43 (UTC) in region 1 km S Serrapetrona (MC)

A magnitude ML 1.5 earthquake occured in region: 1 km S Serrapetrona (MC), on

  • 20-10-2019 01:28:43 (UTC)
  • 20-10-2019 03:28:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1730, 13.1890 at 16 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
Serrapetrona MC 1 966 966
Belforte del Chienti MC 4 1886 2852
Caldarola MC 5 1823 4675
San Severino Marche MC 6 12726 17401
Camporotondo di Fiastrone MC 8 563 17964
Tolentino MC 9 20069 38033
Cessapalombo MC 9 512 38545
Camerino MC 11 6974 45519
Castelraimondo MC 11 4587 50106
Gagliole MC 12 620 50726
San Ginesio MC 13 3498 54224
Colmurano MC 14 1263 55487
Pievebovigliana MC 15 866 56353
Ripe San Ginesio MC 15 852 57205
Fiastra MC 15 559 57764
Muccia MC 15 915 58679
Urbisaglia MC 16 2628 61307
Acquacanina MC 16 121 61428
Pioraco MC 17 1134 62562
Pollenza MC 17 6618 69180
Gualdo MC 17 815 69995
Fiordimonte MC 17 202 70197
Matelica MC 17 9981 80178
Sarnano MC 18 3264 83442
Pieve Torina MC 18 1458 84900
Loro Piceno MC 19 2401 87301
Treia MC 19 9403 96704
Sant'Angelo in Pontano MC 19 1436 98140
Sefro MC 20 422 98562
Bolognola MC 20 142 98704

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km NE of Foligno (57155 inhabitants)
56 Km SW of Ancona (100861 inhabitants)
65 Km E of Perugia (166134 inhabitants)
71 Km NW of Teramo (54892 inhabitants)
76 Km S of Fano (60888 inhabitants)
81 Km NE of Terni (111501 inhabitants)
85 Km S of Pesaro (94582 inhabitants)
93 Km N of L'Aquila (69753 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 1.5 2019-10-20
01:28:43		 43.1727 13.189 16 2020-02-28
16:42:25		 Bollettino Sismico Italiano INGV 76518931
Reviewed
Rev100 		ML 1.7 2019-10-20
01:28:40		 42.7772 13.1673 18 2019-10-20
01:40:24		 Sala Sismica INGV-Roma 73349911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-20 01:28:43 ± 0.07
Latitude 43.1727 ± 0.0027
Longitude 13.1890 ± 0.0037
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76518931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 389
Semi-minor axis of confidence ellipse (meter) 42
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 226
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 99
Number of associated phases, regardless of their use for origin computation 65
Number of defining phases 62
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) 0.03507
Epicentral distance of station farthest from the epicenter (degree) 0.65650
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 36
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 34
Type of magnitude ML
Reference to an origin 73349911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-20 01:40:24

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 48
Type of magnitude ML
Reference to an origin 76518931
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-14 17:37:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAMP.HHZ. 2019-10-20T01:29:05.88 0.6 undecidable manual S 166 72.8715 95 0.23 43
IV.MPAG.EHZ. 2019-10-20T01:29:04.01 0.6 undecidable manual S 326 61.3941 96 1.43 27
IV.SMA1.EHZ. 2019-10-20T01:29:02.65 0.6 undecidable manual S 169 61.2942 96 0.08 45
IV.ASSB.HHZ. 2019-10-20T01:28:58.72 0.6 undecidable manual S 252 45.3213 98 0.39 44
IV.ATCC.EHZ. 2019-10-20T01:28:58.86 0.6 undecidable manual S 272 44.4222 99 0.76 39
IV.SSFR.HHZ. 2019-10-20T01:28:58.64 0.6 undecidable manual S 312 43.9227 99 0.66 40
IV.ARVD.HHZ. 2019-10-20T01:28:57.85 0.6 undecidable manual S 331 41.2254 100 0.59 42
IV.MNTT.EHZ. 2019-10-20T01:28:56.87 0.6 undecidable manual S 110 35.1426 102 1.21 32
IV.CAMP.HHZ. 2019-10-20T01:28:56.53 0.3 undecidable manual P 166 72.8715 95 0.17 65
IV.PIEI.HHZ. 2019-10-20T01:28:55.03 0.3 undecidable manual P 308 66.378 95 -0.34 64
IV.NARO.HHZ. 2019-10-20T01:28:55.62 0.3 undecidable manual P 315 69.0753 95 -0.16 66
IV.MF5.EHZ. 2019-10-20T01:28:54.88 0.3 undecidable manual S 133 30.0477 105 0.55 64
IV.SMA1.EHZ. 2019-10-20T01:28:54.85 0.6 undecidable manual P 169 61.2942 96 0.26 44
IV.MPAG.EHZ. 2019-10-20T01:28:54.58 0.3 undecidable manual P 326 61.3941 96 -0.01 69
IV.MC2.EHZ. 2019-10-20T01:28:54.11 0.3 undecidable manual S 180 28.9488 106 0.05 73
IV.MOMA.HHZ. 2019-10-20T01:28:54.97 0.3 undecidable manual P 231 64.7907 95 -0.15 67
IV.MMO1.EHZ. 2019-10-20T01:28:54.63 0.3 undecidable manual S 160 32.3454 104 -0.29 69
IV.CESI.HHZ. 2019-10-20T01:28:54.48 0.3 undecidable manual S 231 29.6481 105 0.26 70
IT.MTCL.HGZ. 2019-10-20T01:28:53.20 0.6 undecidable manual S 218 25.0527 110 0.13 48
IV.FRON.EHZ. 2019-10-20T01:28:53.28 0.3 undecidable manual P 316 53.502 97 -0.11 69
IV.OFFI.HHZ. 2019-10-20T01:28:53.10 0.3 undecidable manual P 123 48.1185 98 0.53 63
IV.FEMA.HNE. 2019-10-20T01:28:53.63 0.6 undecidable manual S 206 25.9518 109 0.34 46
IV.MURB.HHZ. 2019-10-20T01:28:53.54 0.3 undecidable manual P 281 54.6009 97 -0.03 70
IV.MNTP.HNZ. 2019-10-20T01:28:53.21 0.6 undecidable manual S 100 23.0547 112 0.66 42
IV.ATFO.HHZ. 2019-10-20T01:28:53.48 0.3 undecidable manual P 294 54.3012 97 -0.04 70
IV.SEF1.HNN. 2019-10-20T01:28:52.08 0.6 undecidable manual S 262 19.7691 117 0.32 47
IV.CING.HNZ. 2019-10-20T01:28:52.38 0.3 undecidable manual S 1 22.5552 113 -0.05 73
IV.SNTG.HHZ. 2019-10-20T01:28:52.58 0.6 undecidable manual S 295 22.0668 113 0.26 47
IV.SSFR.HHZ. 2019-10-20T01:28:51.72 0.3 undecidable manual P 312 43.9227 99 -0.22 69
IV.EL6.EHZ. 2019-10-20T01:28:51.76 0.3 undecidable manual S 338 18.7701 119 0.23 72
IV.ARVD.HHZ. 2019-10-20T01:28:51.24 0.1 undecidable manual P 331 41.2254 100 -0.28 91
IV.MTL1.HNN. 2019-10-20T01:28:51.74 0.6 undecidable manual S 303 17.2716 122 0.56 44
IV.FDMO.HHN. 2019-10-20T01:28:51.07 0.6 undecidable manual S 209 17.1717 122 -0.1 49
IV.ASSB.HHZ. 2019-10-20T01:28:51.73 0.1 undecidable manual P 252 45.3213 98 -0.41 88
IV.MML1.HNE. 2019-10-20T01:28:51.73 0.3 undecidable manual S 250 18.7701 119 0.2 72
IV.GUMA.HHZ. 2019-10-20T01:28:51.30 0.3 undecidable manual S 136 16.9719 122 0.18 72
IV.ATCC.EHZ. 2019-10-20T01:28:51.88 3.0 positive manual P 272 44.4222 99 -0.13 93
IV.PIO1.HNZ. 2019-10-20T01:28:51.30 0.6 undecidable manual S 272 16.5723 123 0.26 48
IV.SAP2.EHE. 2019-10-20T01:28:51.76 0.3 undecidable manual S 116 18.9699 118 0.18 72
IV.MNTT.EHZ. 2019-10-20T01:28:50.60 0.1 undecidable manual P 110 35.1426 102 0 97
IV.MDAR.HNZ. 2019-10-20T01:28:49.02 0.3 undecidable manual S 301 4.3956 162 0.03 77
IV.CESI.HHZ. 2019-10-20T01:28:49.56 0.1 undecidable manual P 231 29.6481 105 -0.21 94
IV.CSP1.EHZ. 2019-10-20T01:28:49.52 0.3 undecidable manual S 172 9.0798 144 -0.04 75
IV.MF5.EHZ. 2019-10-20T01:28:49.70 0.1 undecidable manual P 133 30.0477 105 -0.13 96
IT.MTCL.HGZ. 2019-10-20T01:28:49.18 0.3 undecidable manual P 218 25.0527 110 0.08 73
IV.SSM1.HNE. 2019-10-20T01:28:49.16 0.6 undecidable manual S 351 6.2937 154 -0.03 50
IV.MC2.EHZ. 2019-10-20T01:28:49.64 0.3 undecidable manual P 180 28.9488 106 -0.04 73
IV.FEMA.HNE. 2019-10-20T01:28:49.18 0.3 undecidable manual P 206 25.9518 109 -0.05 73
IV.MMO1.EHZ. 2019-10-20T01:28:49.99 0.6 undecidable manual P 160 32.3454 104 -0.18 47
IV.MNTP.HNZ. 2019-10-20T01:28:48.65 0.1 undecidable manual P 100 23.0547 112 -0.16 96
IV.MML1.HNE. 2019-10-20T01:28:48.13 0.1 undecidable manual P 250 18.7701 119 -0.09 98
IV.SAP2.EHE. 2019-10-20T01:28:48.10 0.3 undecidable manual P 116 18.9699 118 -0.14 73
IV.SEF1.HNN. 2019-10-20T01:28:48.23 0.1 undecidable manual P 262 19.7691 117 -0.12 97
IV.CING.HNZ. 2019-10-20T01:28:48.38 0.1 undecidable manual P 1 22.5552 113 -0.35 92
IV.EL6.EHZ. 2019-10-20T01:28:48.05 0.1 undecidable manual P 338 18.7701 119 -0.16 96
IV.MTL1.HNN. 2019-10-20T01:28:48.02 0.1 undecidable manual P 303 17.2716 122 0.01 100
IV.SNTG.HHZ. 2019-10-20T01:28:48.49 3.0 positive manual P 295 22.0668 113 -0.18 96
IV.PF6.EHN. 2019-10-20T01:28:48.71 0.3 undecidable manual S 174 3.8961 164 -0.24 73
IV.GUMA.HHZ. 2019-10-20T01:28:47.78 0.1 undecidable manual P 136 16.9719 122 -0.2 96
IV.PIO1.HNZ. 2019-10-20T01:28:47.84 0.1 undecidable manual P 272 16.5723 123 -0.09 98
IV.FDMO.HHN. 2019-10-20T01:28:47.71 0.1 undecidable manual P 209 17.1717 122 -0.3 94
IV.SSM1.HNE. 2019-10-20T01:28:46.67 0.1 undecidable manual P 351 6.2937 154 -0.19 98
IV.PF6.EHN. 2019-10-20T01:28:46.43 0.1 undecidable manual P 174 3.8961 164 -0.3 96
IV.MDAR.HNZ. 2019-10-20T01:28:46.61 0.3 undecidable manual P 301 4.3956 162 -0.14 74
IV.CSP1.EHZ. 2019-10-20T01:28:46.88 3.0 negative manual P 172 9.0798 144 -0.2 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.8 0.000121 0.1 AML other m 2019-10-20T01:28:49.25
IV.LNSS.HHN. ML:1.7 0.0000944 0.64 AML other m 2019-10-20T01:28:49.98
IV.CSP1.EHE. ML:1.6 0.000419 0.5 AML other m 2019-10-20T01:28:49.69
IV.CSP1.EHN. ML:1.7 0.0005250000000000001 0.18 AML other m 2019-10-20T01:28:50.70
IV.GUMA.HHE. ML:2.3 0.0014849999999999998 0.28 AML other m 2019-10-20T01:28:51.42
IV.GUMA.HHN. ML:2.1 0.0008945000000000001 0.28 AML other m 2019-10-20T01:28:51.51
IV.EL6.EHN. ML:1.9 0.0005835 0.32 AML other m 2019-10-20T01:28:52.35
IV.EL6.EHE. ML:2.0 0.0006905 0.1 AML other m 2019-10-20T01:28:52.53
IV.SNTG.HHE. ML:1.6 0.0002135 0.32 AML other m 2019-10-20T01:28:52.82
IV.SNTG.HHN. ML:1.4 0.0001565 0.14 AML other m 2019-10-20T01:28:52.79
IV.CESI.HHN. ML:1.8 0.0002475 0.14 AML other m 2019-10-20T01:28:54.64
IV.CESI.HHE. ML:1.7 0.0002045 0.14 AML other m 2019-10-20T01:28:54.70
IV.MF5.EHE. ML:1.8 0.000289 0.36 AML other m 2019-10-20T01:28:55.47
IV.MF5.EHN. ML:1.7 0.000242 0.36 AML other m 2019-10-20T01:28:55.31
IV.MNTT.EHN. ML:1.8 0.000229 1.76 AML other m 2019-10-20T01:28:57.97
IV.ARVD.HHE. ML:1.2 0.0000446 0.98 AML other m 2019-10-20T01:28:58.99
IV.ASSB.HHN. ML:1.6 0.00010255 0.48 AML other m 2019-10-20T01:28:59.06
IV.SSFR.HHE. ML:1.6 0.000129 0.2 AML other m 2019-10-20T01:28:59.44
IV.MTRA.EHN. ML:1.6 0.0000891 0.24 AML other m 2019-10-20T01:29:00.31
IV.ASSB.HHE. ML:1.6 0.00009800000000000001 0.74 AML other m 2019-10-20T01:29:00.57
IV.ARVD.HHN. ML:1.1 0.00004165 1.5 AML other m 2019-10-20T01:29:00.92
IV.MNTT.EHE. ML:1.9 0.00031499999999999996 1.22 AML other m 2019-10-20T01:29:01.61
IV.ATCC.EHE. ML:1.3 0.00006170000000000001 0.46 AML other m 2019-10-20T01:29:01.52
IV.SSFR.HHN. ML:1.7 0.0001455 0.18 AML other m 2019-10-20T01:29:01.56
IV.MTRA.EHE. ML:1.5 0.00007695 1.28 AML other m 2019-10-20T01:29:01.35
IV.ATCC.EHN. ML:1.2 0.000050900000000000004 0.84 AML other m 2019-10-20T01:29:02.81
IV.MURB.HHE. ML:1.6 0.00009900000000000001 0.6 AML other m 2019-10-20T01:29:02.99
IV.FRON.EHE. ML:1.3 0.0000466 0.18 AML other m 2019-10-20T01:29:03.19
IV.FRON.EHN. ML:1.4 0.00005545 0.6 AML other m 2019-10-20T01:29:03.37
IV.ATFO.HHE. ML:1.3 0.000045249999999999995 0.62 AML other m 2019-10-20T01:29:03.83
IV.SMA1.EHE. ML:1.5 0.00006295000000000001 0.28 AML other m 2019-10-20T01:29:03.66
IV.MURB.HHN. ML:1.6 0.0000965 0.14 AML other m 2019-10-20T01:29:03.82
IV.OFFI.HHE. ML:1.8 0.000177 0.48 AML other m 2019-10-20T01:29:04.30
IV.ATFO.HHN. ML:1.2 0.00004085 0.82 AML other m 2019-10-20T01:29:04.50
IV.MOMA.HHN. ML:1.6 0.0000648 1.06 AML other m 2019-10-20T01:29:04.80
IV.MPAG.EHN. ML:1.2 0.00003115 0.66 AML other m 2019-10-20T01:29:04.22
IV.MPAG.EHE. ML:1.2 0.00002925 0.88 AML other m 2019-10-20T01:29:04.14
IV.OFFI.HHN. ML:2.0 0.00026649999999999997 0.86 AML other m 2019-10-20T01:29:04.26
IV.MOMA.HHE. ML:1.7 0.00008305 0.96 AML other m 2019-10-20T01:29:04.97
IV.SMA1.EHN. ML:1.4 0.0000494 0.6 AML other m 2019-10-20T01:29:05.19
IV.TERO.HHN. ML:1.4 0.00004045 0.62 AML other m 2019-10-20T01:29:06.25
IV.CAMP.HHE. ML:1.3 0.000029949999999999996 0.32 AML other m 2019-10-20T01:29:06.28
IV.TERO.HHE. ML:1.4 0.000038900000000000004 0.76 AML other m 2019-10-20T01:29:06.22
IV.PIEI.HHN. ML:1.1 0.00002005 0.9 AML other m 2019-10-20T01:29:06.42
IV.RM33.EHN. ML:1.3 0.00003135 0.46 AML other m 2019-10-20T01:29:06.65
IV.CAMP.HHN. ML:1.4 0.0000387 0.68 AML other m 2019-10-20T01:29:06.91
IV.PIEI.HHE. ML:1.4 0.000039750000000000004 1.48 AML other m 2019-10-20T01:29:07.74
IV.RM33.EHE. ML:1.4 0.000035199999999999995 0.5 AML other m 2019-10-20T01:29:08.26
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