Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 23-09-2020 and time 03:08:05 (Italy) in region 3 km W Muccia (MC)

A magnitude ML 1.3 earthquake occured in region: 3 km W Muccia (MC), on

  • 23-09-2020 01:08:05 (UTC)
  • 23-09-2020 03:08:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0920, 13.0060 at 11 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
Muccia MC 3 915 915
Serravalle di Chienti MC 5 1070 1985
Pieve Torina MC 6 1458 3443
Camerino MC 7 6974 10417
Pievebovigliana MC 7 866 11283
Sefro MC 8 422 11705
Fiordimonte MC 9 202 11907
Pioraco MC 10 1134 13041
Monte Cavallo MC 11 145 13186
Fiuminata MC 12 1402 14588
Fiastra MC 14 559 15147
Castelraimondo MC 14 4587 19734
Acquacanina MC 15 121 19855
Gagliole MC 17 620 20475
Nocera Umbra PG 18 5839 26314
Serrapetrona MC 18 966 27280
Matelica MC 18 9981 37261
Esanatoglia MC 18 2034 39295
Caldarola MC 19 1823 41118
Visso MC 19 1107 42225
Ussita MC 20 444 42669

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NE of Foligno (57155 inhabitants)
50 Km E of Perugia (166134 inhabitants)
66 Km NE of Terni (111501 inhabitants)
72 Km SW of Ancona (100861 inhabitants)
75 Km NW of Teramo (54892 inhabitants)
84 Km S of Fano (60888 inhabitants)
88 Km NW of L'Aquila (69753 inhabitants)
91 Km S of Pesaro (94582 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 1.3 2020-09-23
01:08:05		 43.0925 13.0065 11 2020-09-23
02:15:30		 Sala Sismica INGV-Roma 83148591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-23 01:08:05 ± 0.05
Latitude 43.0925 ± 0.0027
Longitude 13.0065 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 83148591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 341
Semi-minor axis of confidence ellipse (meter) 81
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 54
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.60344
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 34
Type of magnitude ML
Reference to an origin 83148591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-23 02:15:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ROSPO.HHZ. 2020-09-23T01:08:56.84 3.0 undecidable manual Sn 3.84 0
IV.RMP.HHZ. 2020-09-23T01:08:43.90 3.0 undecidable manual S -0.16 0
IV.PII.HHZ. 2020-09-23T01:08:43.11 3.0 undecidable manual Pg 7.92 0
IV.NARO.HHZ. 2020-09-23T01:08:26.33 0.6 undecidable manual S 329 66.9774 50 0.66 38
IV.FRON.EHZ. 2020-09-23T01:08:21.89 0.6 undecidable manual S 334 52.3032 50 0.12 46
IV.ARVD.HHZ. 2020-09-23T01:08:20.09 0.6 undecidable manual S 353 45.3213 50 0.2 45
IV.GAVE.EHZ. 2020-09-23T01:08:20.23 0.6 undecidable manual S 192 45.3213 50 0.33 43
IV.MURB.HHZ. 2020-09-23T01:08:19.96 0.6 undecidable manual S 296 43.3233 50 0.6 41
IV.SSFR.HHZ. 2020-09-23T01:08:19.07 0.6 undecidable manual S 335 42.2244 50 0 48
IV.ATCC.EHZ. 2020-09-23T01:08:16.19 0.6 undecidable manual S 289 31.4463 50 0.01 48
IV.NARO.HHZ. 2020-09-23T01:08:16.84 0.6 negative manual P 329 66.9774 50 -0.21 44
IV.MMO1.EHZ. 2020-09-23T01:08:16.74 0.6 undecidable manual S 129 33.6441 50 -0.05 48
IV.FOSV.EHZ. 2020-09-23T01:08:15.55 0.6 undecidable manual S 319 29.9478 50 -0.24 47
IV.ASSB.HHZ. 2020-09-23T01:08:15.13 0.6 undecidable manual S 259 28.749 50 -0.33 46
IV.NRCA.HHZ. 2020-09-23T01:08:15.58 0.6 undecidable manual S 163 30.0477 50 -0.23 48
IV.EL6.EHZ. 2020-09-23T01:08:14.99 0.6 undecidable manual S 16 27.3504 50 -0.11 48
IV.FRON.EHZ. 2020-09-23T01:08:14.53 1.0 positive manual P 334 52.3032 50 -0.26 22
IV.MC2.EHZ. 2020-09-23T01:08:14.50 0.6 undecidable manual S 144 24.9528 50 0.05 48
IV.GAVE.EHZ. 2020-09-23T01:08:13.48 0.6 undecidable manual P 192 45.3213 50 -0.23 46
IV.SSFR.HHZ. 2020-09-23T01:08:13.01 0.6 undecidable manual P 335 42.2244 50 -0.22 46
IV.MURB.HHZ. 2020-09-23T01:08:13.38 1.0 undecidable manual P 296 43.3233 50 -0.02 24
IV.ARVD.HHZ. 2020-09-23T01:08:13.46 1.0 negative manual P 353 45.3213 50 -0.25 23
IV.CSP1.EHZ. 2020-09-23T01:08:12.20 0.6 undecidable manual S 90 16.0728 124 0.24 48
IV.MMO1.EHZ. 2020-09-23T01:08:11.74 0.6 positive manual P 129 33.6441 50 -0.17 48
IV.NRCA.HHZ. 2020-09-23T01:08:11.09 0.1 positive manual P 163 30.0477 50 -0.26 94
IV.FOSV.EHZ. 2020-09-23T01:08:11.14 0.6 negative manual P 319 29.9478 50 -0.2 47
IV.CESI.HHZ. 2020-09-23T01:08:11.25 0.6 undecidable manual S 220 12.7761 130 0.2 49
IV.ATCC.EHZ. 2020-09-23T01:08:11.38 0.6 undecidable manual P 289 31.4463 50 -0.18 47
IV.ASSB.HHZ. 2020-09-23T01:08:10.86 0.1 undecidable manual P 259 28.749 50 -0.29 92
IT.MTCL.HGZ. 2020-09-23T01:08:10.67 0.6 undecidable manual S 183 10.9779 134 0.09 50
IV.EL6.EHZ. 2020-09-23T01:08:10.75 0.1 undecidable manual P 16 27.3504 50 -0.19 95
IV.MC2.EHZ. 2020-09-23T01:08:10.50 0.6 positive manual P 144 24.9528 50 -0.07 49
IV.CSP1.EHZ. 2020-09-23T01:08:09.09 0.6 undecidable manual P 90 16.0728 124 -0.04 50
IV.CESI.HHZ. 2020-09-23T01:08:08.76 0.1 positive manual P 220 12.7761 130 0.16 98
IT.MTCL.HGZ. 2020-09-23T01:08:08.42 0.1 undecidable manual P 183 10.9779 134 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.6 0.00038045265 0.08 AML other m 2020-09-23T01:08:11.33
IV.CESI.HHN. ML:1.5 0.00032393004999999996 0.1 AML other m 2020-09-23T01:08:11.31
IV.CESI.HNE. ML:1.5 0.0003432548 0.0904 AML other m 2020-09-23T01:08:11.33
IV.CESI.HNN. ML:1.6 0.00039569205 0.32 AML other m 2020-09-23T01:08:11.19
IV.CSP1.EHE. ML:1.3 0.00017106166 0.26 AML other m 2020-09-23T01:08:12.48
IV.CSP1.EHN. ML:1.3 0.0001920824 0.32 AML other m 2020-09-23T01:08:12.80
IV.ASSB.HHE. ML:0.8 0.000035528045 0.16 AML other m 2020-09-23T01:08:16.10
IV.ASSB.HHN. ML:1.0 0.00005318105 0.18 AML other m 2020-09-23T01:08:15.63
IV.NRCA.HHE. ML:1.2 0.00007023371 0.14 AML other m 2020-09-23T01:08:17.36
IV.NRCA.HHN. ML:1.2 0.00007078694000000001 0.14 AML other m 2020-09-23T01:08:16.09
IV.NRCA.HNE. ML:1.6 0.00017587465 9.5304 AML other m 2020-09-23T01:08:27.65
IV.NRCA.HNN. ML:1.6 0.00018840979999999998 2.8096 AML other m 2020-09-23T01:08:22.21
IV.FOSV.EHE. ML:1.1 0.000057581255 0.14 AML other m 2020-09-23T01:08:15.75
IV.FOSV.EHN. ML:1.0 0.000046605465 0.32 AML other m 2020-09-23T01:08:15.86
IV.ATCC.EHE. ML:0.6 0.000022390325000000003 0.18 AML other m 2020-09-23T01:08:16.45
IV.ATCC.EHN. ML:0.9 0.00003318805 1.4 AML other m 2020-09-23T01:08:16.29
IV.SSFR.HHE. ML:1.4 0.00008870928 0.24 AML other m 2020-09-23T01:08:19.94
IV.SSFR.HHN. ML:1.4 0.00008219368499999999 0.16 AML other m 2020-09-23T01:08:19.47
IV.SSFR.HNE. ML:1.7 0.00014992844999999998 1.8296 AML other m 2020-09-23T01:08:24.82
IV.SSFR.HNN. ML:1.7 0.000149982965 2.28 AML other m 2020-09-23T01:08:27.82
IV.MURB.HHE. ML:1.1 0.000038226945 1.98 AML other m 2020-09-23T01:08:21.34
IV.MURB.HHN. ML:1.1 0.000038394259999999997 1.86 AML other m 2020-09-23T01:08:24.83
IV.MURB.HNE. ML:1.6 0.0001133111 0.7704 AML other m 2020-09-23T01:08:31.31
IV.MURB.HNN. ML:1.7 0.00014588134 1.6704 AML other m 2020-09-23T01:08:32.93
IV.ARVD.HHE. ML:0.8 0.000021862622499999998 0.62 AML other m 2020-09-23T01:08:20.89
IV.ARVD.HHN. ML:0.8 0.000021210195000000002 1.34 AML other m 2020-09-23T01:08:28.42
IV.GAVE.EHE. ML:1.2 0.000046710855 8.96 AML other m 2020-09-23T01:08:28.23
IV.GAVE.EHN. ML:1.1 0.00004217818500000001 9.36 AML other m 2020-09-23T01:08:20.29
IV.GAVE.HNE. ML:1.7 0.0001622192 1.4504 AML other m 2020-09-23T01:08:16.28
IV.GAVE.HNN. ML:1.9 0.00021830129999999998 2.4808 AML other m 2020-09-23T01:08:27.62
IV.FRON.EHE. ML:0.9 0.000018879654500000004 0.62 AML other m 2020-09-23T01:08:23.03
IV.FRON.EHN. ML:1.0 0.00002431831 0.26 AML other m 2020-09-23T01:08:23.32
IV.NARO.HHE. ML:1.0 0.000017938605 1.68 AML other m 2020-09-23T01:08:44.10
IV.NARO.HHN. ML:1.0 0.000019208849999999998 1.5 AML other m 2020-09-23T01:08:23.86
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