Earthquake with magnitude of ML 1.2 on date 24-10-2020 and time 04:28:19 (UTC) in region 2 km NE San Severino Marche (MC)

A magnitude ML 1.2 earthquake occured in region: 2 km NE San Severino Marche (MC), on

  • 24-10-2020 04:28:19 (UTC)
  • 24-10-2020 06:28:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.24, 13.19 at 25 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
San Severino Marche MC 2 12726 12726
Serrapetrona MC 7 966 13692
Tolentino MC 8 20069 33761
Belforte del Chienti MC 9 1886 35647
Gagliole MC 10 620 36267
Castelraimondo MC 11 4587 40854
Caldarola MC 12 1823 42677
Treia MC 13 9403 52080
Pollenza MC 13 6618 58698
Camporotondo di Fiastrone MC 13 563 59261
Matelica MC 15 9981 69242
Camerino MC 15 6974 76216
Cingoli MC 15 10352 86568
Cessapalombo MC 15 512 87080
Urbisaglia MC 16 2628 89708
Colmurano MC 16 1263 90971
Poggio San Vicino MC 18 246 91217
San Ginesio MC 18 3498 94715
Ripe San Ginesio MC 18 852 95567
Apiro MC 18 2280 97847
Pioraco MC 18 1134 98981
Appignano MC 19 4213 103194
Cerreto d'Esi AN 19 3817 107011
Esanatoglia MC 20 2034 109045
Loro Piceno MC 20 2401 111446

Municipalities with at least 50000 inhabitants

An earthquake occurred to
50 Km SW of Ancona (100861 inhabitants)
51 Km NE of Foligno (57155 inhabitants)
67 Km E of Perugia (166134 inhabitants)
69 Km S of Fano (60888 inhabitants)
77 Km NW of Teramo (54892 inhabitants)
78 Km S of Pesaro (94582 inhabitants)
87 Km NE of Terni (111501 inhabitants)
100 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 1.2 2020-10-24
04:28:19
43.24 13.19 25 2021-02-26
14:56:19
Bollettino Sismico Italiano INGV 87210301
Reviewed
Rev100
ML 1.2 2020-10-24
04:28:19
43.24 13.2 24 2020-10-24
04:42:45
Sala Sismica INGV-Roma 84076871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-24 04:28:19 ± 0.15
Latitude 43.24 ± 0.00
Longitude 13.19 ± 0.01
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87210301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 675
Semi-minor axis of confidence ellipse (meter) 218
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 251
Circular confidence region, given by single value of horizontal uncertainty (meter) 670
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 148
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.43617
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 84076871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-24 04:42:45

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 87210301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-16 14:18:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
CR.STON.BHZ. 2020-10-24T04:29:53.04 3.0 undecidable manual Sn 2 0
IV.FVI.HHZ. 2020-10-24T04:29:44.29 3.0 undecidable manual Sn -1.33 0
IV.SENA.HHZ. 2020-10-24T04:29:43.72 3.0 undecidable manual Sn -3.36 0
IV.SSY.HHZ. 2020-10-24T04:29:42.27 3.0 positive manual Pn 0.74 0
IV.RESU.HHZ. 2020-10-24T04:29:37.19 3.0 negative manual Pn 4.79 0
IV.MTMR.EHZ. 2020-10-24T04:29:36.01 3.0 undecidable manual Sn 7.03 0
IV.MESG.HHZ. 2020-10-24T04:29:31.43 3.0 positive manual Pg 11.5 0
MN.CLTB.HHZ. 2020-10-24T04:29:28.07 3.0 positive manual Pn -4.04 0
XK.ALB1.HHZ. 2020-10-24T04:29:24.43 3.0 undecidable manual Pn -1.2 0
IV.MRB1.HNZ. 2020-10-24T04:29:24.16 3.0 undecidable manual Sn -0.69 0
OT.TAR1.HHZ. 2020-10-24T04:29:22.45 3.0 negative manual Pn 6.75 0
IV.ORI.HHZ. 2020-10-24T04:29:21.61 3.0 negative manual Pn 7.87 0
IV.MNTV.HNZ. 2020-10-24T04:29:20.62 3.0 undecidable manual Sg 0.11 0
IV.CAR1.HHZ. 2020-10-24T04:29:18.59 3.0 positive manual Pn -2.15 0
IV.MMN.HHZ. 2020-10-24T04:29:14.97 3.0 negative manual Pn 2.62 0
IV.MAGA.HHZ. 2020-10-24T04:28:58.75 3.0 undecidable manual Pn 0.4 0
IV.FVI.HHZ. 2020-10-24T04:28:55.71 3.0 undecidable manual Pn -8.84 0
IV.PTQR.HHZ. 2020-10-24T04:28:51.07 3.0 undecidable manual Sn -1.71 0
TV.SF04.EHZ. 2020-10-24T04:28:42.66 3.0 undecidable manual Sg -1.43 0
IV.ASSB.HHZ. 2020-10-24T04:28:36.29 0.6 undecidable manual S 243 0.4362 111 0.33 44
IV.MMO1.EHZ. 2020-10-24T04:28:33.98 0.6 undecidable manual S 164 0.3534 116 0.26 46
IV.CESI.HHZ. 2020-10-24T04:28:32.85 0.6 undecidable manual S 222 0.3148 119 0.16 47
IV.GUMA.HHE. 2020-10-24T04:28:30.58 0.6 undecidable manual S 149 0.205 133 0.54 44
IV.FIR.HHZ. 2020-10-24T04:28:30.17 3.0 undecidable manual P -4.66 0
IV.FDMO.HHZ. 2020-10-24T04:28:30.04 0.6 undecidable manual S 201 0.2167 131 -0.26 48
IV.SNTG.HHZ. 2020-10-24T04:28:29.61 0.6 undecidable manual S 275 0.1844 136 0.01 49
IV.ASSB.HHZ. 2020-10-24T04:28:29.08 0.3 undecidable manual P 243 0.4362 111 -0.09 70
IV.CSP1.EHN. 2020-10-24T04:28:28.87 0.6 undecidable manual S 176 0.1475 143 -0.03 51
IV.CING.HNN. 2020-10-24T04:28:28.70 0.6 undecidable manual S 1 0.1358 145 0.01 50
IV.EL6.EHE. 2020-10-24T04:28:28.35 0.6 undecidable manual S 324 0.1115 151 0.05 50
IV.PF6.EHZ. 2020-10-24T04:28:27.83 0.6 undecidable manual S 179 0.1016 153 -0.33 48
IV.MMO1.EHZ. 2020-10-24T04:28:27.83 0.3 undecidable manual P 164 0.3534 116 -0.04 72
IV.CESI.HHZ. 2020-10-24T04:28:27.30 0.1 positive manual P 222 0.3148 119 0.02 98
IV.FDMO.HHZ. 2020-10-24T04:28:25.72 0.3 undecidable manual P 201 0.2167 131 -0.18 72
IV.SNTG.HHZ. 2020-10-24T04:28:25.46 0.3 undecidable manual P 275 0.1844 136 -0.03 75
IV.CSP1.EHN. 2020-10-24T04:28:25.02 0.1 undecidable manual P 176 0.1475 143 -0.07 100
IV.GUMA.HHE. 2020-10-24T04:28:25.94 0.6 undecidable manual P 149 0.205 133 0.19 48
IV.CING.HNN. 2020-10-24T04:28:25.04 0.1 undecidable manual P 1 0.1358 145 0.07 100
IV.EL6.EHE. 2020-10-24T04:28:24.79 0.3 undecidable manual P 324 0.1115 151 0.04 76
IV.PF6.EHZ. 2020-10-24T04:28:24.46 0.1 undecidable manual P 179 0.1016 153 -0.21 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SNTG.HNN. ML:1.6 0.00020563935 0.8512 AML other m 2020-10-24T04:28:26.59
IV.SNTG.HNE. ML:1.6 0.0001847539 1.3088 AML other m 2020-10-24T04:28:28.16
IV.SNTG.HHE. ML:1 5.0360855E-5 0.1824 AML other m 2020-10-24T04:28:29.73
IV.SNTG.HHN. ML:0.9 3.56165E-5 0.16 AML other m 2020-10-24T04:28:29.77
IV.FDMO.HHN. ML:1.2 7.6251285E-5 0.1408 AML other m 2020-10-24T04:28:30.44
IV.FDMO.HHE. ML:1.1 5.7525205E-5 0.1376 AML other m 2020-10-24T04:28:30.59
IV.ASSB.HHN. ML:0.9 2.0245885E-5 0.1792 AML other m 2020-10-24T04:28:31.97
IV.CESI.HHE. ML:1 2.9817755E-5 0.2592 AML other m 2020-10-24T04:28:33.19
IV.CESI.HHN. ML:1.2 5.0733785E-5 1.84 AML other m 2020-10-24T04:28:33.07
IV.ASSB.HHE. ML:0.9 1.958871E-5 0.0992 AML other m 2020-10-24T04:28:41.29
IV.CESI.HNN. ML:2.2 0.00052224275 0.0192 AML other m 2020-10-24T04:28:49.15
IV.CESI.HNE. ML:1.5 0.0001076322 0.3392 AML other m 2020-10-24T04:28:50.84
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