Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 06-05-2020 and time 09:33:56 (UTC) in region 4 km NW San Severino Marche (MC)

A magnitude ML 1.4 earthquake occured in region: 4 km NW San Severino Marche (MC), on

  • 06-05-2020 09:33:56 (UTC)
  • 06-05-2020 11:33:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.2540, 13.1350 at 8 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
San Severino Marche MC 4 12726 12726
Gagliole MC 6 620 13346
Castelraimondo MC 8 4587 17933
Serrapetrona MC 10 966 18899
Matelica MC 10 9981 28880
Belforte del Chienti MC 13 1886 30766
Tolentino MC 13 20069 50835
Camerino MC 14 6974 57809
Cerreto d'Esi AN 14 3817 61626
Poggio San Vicino MC 14 246 61872
Pioraco MC 15 1134 63006
Caldarola MC 15 1823 64829
Cingoli MC 15 10352 75181
Esanatoglia MC 15 2034 77215
Apiro MC 16 2280 79495
Treia MC 16 9403 88898
Camporotondo di Fiastrone MC 17 563 89461
Pollenza MC 17 6618 96079
Fiuminata MC 18 1402 97481
Cessapalombo MC 19 512 97993
Sefro MC 19 422 98415

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km NE of Foligno (57155 inhabitants)
51 Km SW of Ancona (100861 inhabitants)
63 Km E of Perugia (166134 inhabitants)
66 Km S of Fano (60888 inhabitants)
75 Km S of Pesaro (94582 inhabitants)
81 Km NW of Teramo (54892 inhabitants)
87 Km NE of Terni (111501 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 1.4 2020-05-06
09:33:56		 43.2537 13.135 8 2020-11-19
12:36:55		 Bollettino Sismico Italiano INGV 81549071
Reviewed
Rev100 		ML 1.4 2020-05-06
09:33:56		 43.2568 13.1273 8 2020-05-06
09:39:08		 Sala Sismica INGV-Roma 78892751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-06 09:33:56 ± 0.05
Latitude 43.2537 ± 0.0027
Longitude 13.1350 ± 0.0049
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 81549071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 347
Semi-minor axis of confidence ellipse (meter) 251
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 85
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.53779
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 81549071
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-01 14:16:07

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 78892751
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-06 09:39:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GUAR.HHZ. 2020-05-06T09:34:24.46 3.0 undecidable manual P 1.06 0
IV.FAGN.HHZ. 2020-05-06T09:34:16.23 3.0 undecidable manual P 0.05 0
IV.MURB.HHZ. 2020-05-06T09:34:13.35 0.6 undecidable manual S 271 49.3173 50 0.75 38
IV.ATCC.EHZ. 2020-05-06T09:34:10.62 0.6 undecidable manual S 259 40.7259 50 0.31 44
IV.CESI.HHZ. 2020-05-06T09:34:08.45 0.6 undecidable manual S 214 33.3444 104 0.19 46
IV.SSFR.HHZ. 2020-05-06T09:34:08.55 0.6 undecidable manual S 306 34.9428 50 -0.21 46
IV.NARO.HHZ. 2020-05-06T09:34:07.38 0.3 undecidable manual P 312 59.6958 50 0.05 68
IV.ATFO.HHZ. 2020-05-06T09:34:05.24 0.1 undecidable manual P 286 47.2194 50 -0.16 90
IV.FDMO.HHZ. 2020-05-06T09:34:05.33 0.6 undecidable manual S 189 24.3534 109 0.04 48
IV.NRCA.HHZ. 2020-05-06T09:34:05.23 0.3 undecidable manual P 182 46.62 50 -0.09 69
IV.MURB.HHZ. 2020-05-06T09:34:05.80 0.3 undecidable manual P 271 49.3173 50 0.07 69
IV.ASSB.HHZ. 2020-05-06T09:34:04.87 0.3 undecidable manual P 239 45.1215 50 -0.21 67
IV.FRON.EHZ. 2020-05-06T09:34:04.77 0.3 undecidable manual P 312 44.1225 50 -0.16 68
IV.ATCC.EHZ. 2020-05-06T09:34:04.29 0.3 undecidable manual P 259 40.7259 50 -0.12 69
IV.MMO1.EHZ. 2020-05-06T09:34:04.64 0.3 undecidable manual P 158 42.2244 50 -0.01 70
IV.CESI.HHZ. 2020-05-06T09:34:03.05 0.1 positive manual P 214 33.3444 104 -0.18 92
IV.CSP1.EHZ. 2020-05-06T09:34:03.84 0.3 undecidable manual S 162 18.87 114 0.36 68
IV.SSFR.HHZ. 2020-05-06T09:34:03.16 0.1 undecidable manual P 306 34.9428 50 -0.35 89
IV.PIO1.HNZ. 2020-05-06T09:34:02.37 0.6 undecidable manual S 236 14.7741 119 0.13 48
IV.CING.HNZ. 2020-05-06T09:34:02.39 0.3 undecidable manual S 20 14.3745 120 0.29 70
IV.SNTG.HHZ. 2020-05-06T09:34:02.49 0.3 undecidable manual S 271 15.6732 118 -0.02 74
IV.MTL1.HNN. 2020-05-06T09:34:01.05 0.6 undecidable manual S 272 10.1787 129 0.16 48
IV.FDMO.HHZ. 2020-05-06T09:34:01.45 0.1 undecidable manual P 189 24.3534 109 -0.06 96
IV.SNTG.HHZ. 2020-05-06T09:34:00.00 0.1 positive manual P 271 15.6732 118 0.09 97
IV.CSP1.EHZ. 2020-05-06T09:34:00.61 0.1 undecidable manual P 162 18.87 114 0.14 95
IV.EL6.EHZ. 2020-05-06T09:34:00.44 0.6 undecidable manual S 342 8.7801 133 -0.1 49
IV.CING.HNZ. 2020-05-06T09:33:59.87 0.1 undecidable manual P 20 14.3745 120 0.2 95
IV.MDAR.HNZ. 2020-05-06T09:33:59.68 0.6 undecidable manual S 175 6.7932 141 -0.38 46
IV.MTL1.HNN. 2020-05-06T09:33:59.17 0.3 undecidable manual P 272 10.1787 129 0.2 72
IV.SSM1.HNE. 2020-05-06T09:33:59.15 0.6 undecidable manual S 129 4.3956 152 -0.44 46
IV.PIO1.HNZ. 2020-05-06T09:33:59.90 0.1 undecidable manual P 236 14.7741 119 0.15 96
IV.GAG1.HNE. 2020-05-06T09:33:59.32 0.6 undecidable manual S 252 5.6943 145 -0.52 45
IV.EL6.EHZ. 2020-05-06T09:33:58.80 0.1 undecidable manual P 342 8.7801 133 0.03 99
IV.SSM1.HNE. 2020-05-06T09:33:58.20 0.1 undecidable manual P 129 4.3956 152 -0.02 100
IV.GAG1.HNE. 2020-05-06T09:33:58.30 0.3 undecidable manual P 252 5.6943 145 -0.06 74
IV.MDAR.HNZ. 2020-05-06T09:33:58.54 0.1 undecidable manual P 175 6.7932 141 0.05 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EL6.EHE. ML:1.6 0.0006775 0.08 AML other m 2020-05-06T09:34:00.69
IV.EL6.EHN. ML:1.6 0.000551 0.42 AML other m 2020-05-06T09:34:00.85
IV.SNTG.HNE. ML:1.5 0.00028100000000000005 0.64 AML other m 2020-05-06T09:34:02.62
IV.SNTG.HHN. ML:1.7 0.0004735 0.14 AML other m 2020-05-06T09:34:02.57
IV.SNTG.HNN. ML:1.6 0.000423 0.12 AML other m 2020-05-06T09:34:02.63
IV.SNTG.HHE. ML:1.4 0.00023349999999999998 0.14 AML other m 2020-05-06T09:34:02.61
IV.CSP1.EHE. ML:1.3 0.00015300000000000003 0.18 AML other m 2020-05-06T09:34:05.22
IV.FDMO.HHN. ML:1.0 0.00006705 0.18 AML other m 2020-05-06T09:34:05.48
IV.FDMO.HHE. ML:1.1 0.00007795 0.92 AML other m 2020-05-06T09:34:05.19
IV.CSP1.EHN. ML:1.2 0.0001365 1.04 AML other m 2020-05-06T09:34:06.63
IV.CESI.HHN. ML:1.4 0.0000995 1.62 AML other m 2020-05-06T09:34:08.91
IV.SSFR.HHN. ML:1.6 0.0001805 1.28 AML other m 2020-05-06T09:34:09.72
IV.SSFR.HHE. ML:1.5 0.00013450000000000002 0.26 AML other m 2020-05-06T09:34:09.34
IV.CESI.HHE. ML:1.2 0.00007159999999999999 0.6 AML other m 2020-05-06T09:34:10.23
IV.ATCC.EHN. ML:1.3 0.0000698 0.48 AML other m 2020-05-06T09:34:10.69
IV.ATCC.EHE. ML:1.4 0.0000789 0.28 AML other m 2020-05-06T09:34:10.82
IV.ASSB.HHN. ML:1.4 0.00007135 1.16 AML other m 2020-05-06T09:34:11.30
IV.ASSB.HHE. ML:1.4 0.00007375 0.16 AML other m 2020-05-06T09:34:12.50
IV.NRCA.HHE. ML:1.4 0.00008060000000000001 0.1 AML other m 2020-05-06T09:34:13.64
IV.MURB.HHN. ML:1.7 0.00013000000000000002 0.24 AML other m 2020-05-06T09:34:14.01
IV.NRCA.HHN. ML:1.3 0.00005885 0.92 AML other m 2020-05-06T09:34:14.47
IV.MURB.HHE. ML:1.7 0.00014700000000000002 0.18 AML other m 2020-05-06T09:34:14.55
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