Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.3 on date 05-01-2021 and time 00:05:41 (Italy) in region 6 km SE Mercatello sul Metauro (PU)

A magnitude ML 0.3 earthquake occured in region: 6 km SE Mercatello sul Metauro (PU), on

  • 04-01-2021 23:05:41 (UTC)
  • 05-01-2021 00:05:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6030, 12.3680 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
Mercatello sul Metauro PU 6 1378 1378
Apecchio PU 6 1882 3260
Sant'Angelo in Vado PU 8 4133 7393
Borgo Pace PU 9 606 7999
Piobbico PU 12 2029 10028
Belforte all'Isauro PU 13 769 10797
Sestino AR 13 1355 12152
Piandimeleto PU 14 2167 14319
Urbania PU 15 7099 21418
Peglio PU 15 696 22114
Lunano PU 16 1527 23641
San Giustino PG 16 11297 34938
Frontino PU 18 293 35231
Sansepolcro AR 19 15884 51115
Pietralunga PG 19 2111 53226
Badia Tedalda AR 19 1087 54313
Città di Castello PG 19 39913 94226

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Arezzo (99543 inhabitants)
54 Km SW of Rimini (147750 inhabitants)
55 Km N of Perugia (166134 inhabitants)
56 Km SW of Pesaro (94582 inhabitants)
59 Km W of Fano (60888 inhabitants)
60 Km S of Cesena (96758 inhabitants)
74 Km SE of Forlì (117913 inhabitants)
77 Km NW of Foligno (57155 inhabitants)
85 Km SE of Faenza (58541 inhabitants)
89 Km E of Siena (53903 inhabitants)
91 Km E of Firenze (382808 inhabitants)
92 Km S of Ravenna (159116 inhabitants)
93 Km W of Ancona (100861 inhabitants)
97 Km E of Scandicci (50609 inhabitants)
99 Km SE of Imola (69797 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 0.3 2021-01-04
23:05:41		 43.6027 12.3683 8 2021-07-12
16:54:56		 Bollettino Sismico Italiano INGV 86553171
Reviewed
Rev100 		ML 0.3 2021-01-04
23:05:41		 43.6092 12.3707 9 2021-01-04
23:28:31		 Sala Sismica INGV-Roma 86019871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-04 23:05:41 ± 0.09
Latitude 43.6027 ± 0.0045
Longitude 12.3683 ± 0.0037
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86553171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 457
Semi-minor axis of confidence ellipse (meter) 141
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 11
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
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 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.10432
Epicentral distance of station farthest from the epicenter (degree) 0.46135
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 86553171
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-25 08:02:04

ML:0.3

Field Value
Value 0.3
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 86019871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-04 23:28:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASQU.HHE. 2021-01-04T23:05:58.73 0.6 undecidable manual S 295 51.2154 50 0.32 59
IV.CRE.HHZ. 2021-01-04T23:05:53.40 0.3 undecidable manual S 273 33.5442 103 -0.05 97
IV.FRON.EHZ. 2021-01-04T23:05:52.24 0.3 undecidable manual S 108 30.2475 104 -0.1 96
IV.ASQU.HHE. 2021-01-04T23:05:51.29 0.6 undecidable manual P 295 51.2154 50 0.02 63
IV.ATPI.EHZ. 2021-01-04T23:05:48.42 0.6 undecidable manual S 171 17.0718 114 0.41 61
IV.ATPC.HNZ. 2021-01-04T23:05:47.54 0.3 undecidable manual S 152 15.2736 117 0.08 99
IV.BADI.EHZ. 2021-01-04T23:05:47.51 0.6 undecidable manual S 224 14.3745 118 0.35 63
IV.FRON.EHZ. 2021-01-04T23:05:47.28 0.6 undecidable manual P 108 30.2475 104 -0.49 59
IV.PE3.EHZ. 2021-01-04T23:05:47.61 0.3 undecidable manual S 45 14.5743 118 0.37 93
IV.NARO.HHZ. 2021-01-04T23:05:47.86 0.3 undecidable manual S 87 17.0718 114 -0.16 97
IV.CRE.HHZ. 2021-01-04T23:05:47.96 0.6 undecidable manual P 273 33.5442 103 -0.45 59
IV.PIEI.HHZ. 2021-01-04T23:05:47.28 0.6 undecidable manual S 119 15.2736 117 -0.18 65
IV.PARC.HHZ. 2021-01-04T23:05:46.24 0.3 undecidable manual S 296 11.5773 123 -0.1 99
IV.ATPI.EHZ. 2021-01-04T23:05:45.58 0.3 undecidable manual P 171 17.0718 114 0.31 94
IV.ATPC.HNZ. 2021-01-04T23:05:45.13 0.6 undecidable manual P 152 15.2736 117 0.18 65
IV.PE3.EHZ. 2021-01-04T23:05:45.26 0.3 undecidable manual P 45 14.5743 118 0.43 92
IV.NARO.HHZ. 2021-01-04T23:05:45.14 0.3 undecidable manual P 87 17.0718 114 -0.13 98
IV.ATMC.EHZ. 2021-01-04T23:05:45.92 0.3 undecidable manual P 219 22.2555 109 -0.33 93
IV.PARC.HHZ. 2021-01-04T23:05:44.14 0.3 undecidable manual P 296 11.5773 123 -0.17 98
IV.PIEI.HHZ. 2021-01-04T23:05:44.74 0.3 undecidable manual P 119 15.2736 117 -0.21 96
IV.BADI.EHZ. 2021-01-04T23:05:44.82 0.3 undecidable manual P 224 14.3745 118 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATPI.EHE. ML:0.2 0.00001718593 0.7072 AML other m 2021-01-04T23:05:45.04
IV.PARC.HHN. ML:0.4 0.000029429899999999998 0.128 AML other m 2021-01-04T23:05:46.69
IV.PARC.HHE. ML:0.1 0.000013693562500000001 0.1152 AML other m 2021-01-04T23:05:46.67
IV.FRON.EHE. ML:0.5 0.000015630015000000002 0.5792 AML other m 2021-01-04T23:05:47.56
IV.PIEI.HHE. ML:0.3 0.00001992336 0.064 AML other m 2021-01-04T23:05:48.24
IV.NARO.HHE. ML:0.0 0.00001246976 0.064 AML other m 2021-01-04T23:05:48.68
IV.NARO.HHN. ML:0.3 0.000017901875 0.064 AML other m 2021-01-04T23:05:49.08
IV.BADI.EHE. ML:0.4 0.00002637551 0.192 AML other m 2021-01-04T23:05:49.27
IV.PIEI.HHN. ML:0.0 0.000010917015 0.1792 AML other m 2021-01-04T23:05:49.52
IV.BADI.EHN. ML:0.3 0.000021443395000000002 0.2688 AML other m 2021-01-04T23:05:50.52
IV.ATPI.EHN. ML:0.2 0.000013437255 0.4352 AML other m 2021-01-04T23:05:51.62
IV.CRE.HHE. ML:0.5 0.00001669066 0.464 AML other m 2021-01-04T23:05:52.52
IV.CRE.HHN. ML:0.7 0.000019283849999999997 0.3616 AML other m 2021-01-04T23:05:52.45
IV.ATPI.HNE. ML:1.0 0.00009122035499999999 0.5504 AML other m 2021-01-04T23:05:54.92
IV.ATPI.HNN. ML:1.0 0.0000859766 0.7424 AML other m 2021-01-04T23:05:56.53
IV.FRON.EHN. ML:0.0 0.000006730611 0.3328 AML other m 2021-01-04T23:05:57.25
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