Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 23-01-2021 and time 13:43:26 (Italy) in region 5 km E Camerino (MC)

A magnitude ML 1.2 earthquake occured in region: 5 km E Camerino (MC), on

  • 23-01-2021 12:43:26 (UTC)
  • 23-01-2021 13:43:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1180, 13.1250 at 12 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
Camerino MC 5 6974 6974
Pievebovigliana MC 7 866 7840
Muccia MC 8 915 8755
Serrapetrona MC 9 966 9721
Caldarola MC 9 1823 11544
Fiordimonte MC 9 202 11746
Fiastra MC 9 559 12305
Pieve Torina MC 10 1458 13763
Acquacanina MC 11 121 13884
Belforte del Chienti MC 11 1886 15770
Cessapalombo MC 11 512 16282
Camporotondo di Fiastrone MC 12 563 16845
Castelraimondo MC 12 4587 21432
Pioraco MC 13 1134 22566
San Severino Marche MC 13 12726 35292
Gagliole MC 14 620 35912
Sefro MC 15 422 36334
Serravalle di Chienti MC 15 1070 37404
San Ginesio MC 16 3498 40902
Bolognola MC 16 142 41044
Tolentino MC 17 20069 61113
Monte Cavallo MC 17 145 61258
Sarnano MC 17 3264 64522
Fiuminata MC 18 1402 65924
Matelica MC 18 9981 75905
Gualdo MC 18 815 76720
Ussita MC 19 444 77164
Colmurano MC 20 1263 78427

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
60 Km E of Perugia (166134 inhabitants)
64 Km SW of Ancona (100861 inhabitants)
70 Km NW of Teramo (54892 inhabitants)
73 Km NE of Terni (111501 inhabitants)
81 Km S of Fano (60888 inhabitants)
88 Km N of L'Aquila (69753 inhabitants)
90 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
Bulletin
Rev1000 		ML 1.2 2021-01-23
12:43:26		 43.1178 13.1247 12 2021-07-12
16:55:01		 Bollettino Sismico Italiano INGV 87785091
Reviewed
Rev100 		ML 1.2 2021-01-23
12:43:26		 43.1117 13.1207 12 2021-01-23
13:11:48		 Sala Sismica INGV-Roma 86496471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-23 12:43:26 ± 0.11
Latitude 43.1178 ± 0.0072
Longitude 13.1247 ± 0.0062
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87785091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 593
Semi-minor axis of confidence ellipse (meter) 564
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 13
Circular confidence region, given by single value of horizontal uncertainty (meter) 590.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 125
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31836
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 87785091
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-05 15:52:15

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 86496471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-23 13:11:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CANO.HHZ. 2021-01-23T12:45:15.58 3.0 undecidable manual Sg 16.82 0
IX.STN3.HNZ.01 2021-01-23T12:45:12.23 3.0 undecidable manual Sg 9.34 0
IV.SCIAC.HHZ. 2021-01-23T12:45:01.48 3.0 negative manual Pg 10.15 0
IX.CSG3.HNZ.01 2021-01-23T12:45:00.75 3.0 undecidable manual Sg 5.69 0
IV.MTGR.HHZ. 2021-01-23T12:44:57.69 3.0 negative manual Pg 11.44 0
IV.MCRV.HHZ. 2021-01-23T12:44:56.82 3.0 undecidable manual Sg 3.63 0
AC.VLO.HHZ. 2021-01-23T12:44:41.36 3.0 negative manual Pn -4.04 0
CR.ZAG.BHZ. 2021-01-23T12:44:39.20 3.0 undecidable manual Sn -4.79 0
IV.PZUN.HHZ. 2021-01-23T12:44:24.02 3.0 negative manual Pg 7.35 0
IV.RIBO.EHZ.01 2021-01-23T12:44:09.78 3.0 undecidable manual Sn -3.57 0
IV.MTMR.HNZ. 2021-01-23T12:44:05.76 3.0 negative manual Pn -3.54 0
IV.MF5.EHZ. 2021-01-23T12:43:38.26 0.6 undecidable manual S 118 30.747 93 0.75 40
IV.FOSV.EHZ. 2021-01-23T12:43:38.31 0.6 undecidable manual S 304 35.3424 92 -0.43 43
IV.NRCA.HHZ. 2021-01-23T12:43:37.52 0.6 undecidable manual S 182 31.5462 92 -0.21 46
IV.MMO1.EHZ. 2021-01-23T12:43:36.86 0.6 undecidable manual S 146 29.2485 93 -0.26 46
IV.CESI.HHZ. 2021-01-23T12:43:35.35 0.6 undecidable manual S 235 21.7671 95 0.22 47
IV.FOSV.EHZ. 2021-01-23T12:43:34.22 0.3 undecidable manual P 304 35.3424 92 0.51 65
IV.GUMA.HNN. 2021-01-23T12:43:34.53 0.6 undecidable manual S 110 18.1707 99 0.38 46
IV.MML1.HNE. 2021-01-23T12:43:33.03 0.3 undecidable manual S 268 12.3765 115 0.34 70
IV.MF5.EHZ. 2021-01-23T12:43:33.04 0.1 undecidable manual P 118 30.747 93 0.04 96
IV.NRCA.HHZ. 2021-01-23T12:43:32.73 0.3 undecidable manual P 182 31.5462 92 -0.4 67
IV.FDMO.HHZ. 2021-01-23T12:43:32.15 0.1 undecidable manual S 199 9.4794 128 0.11 98
IV.MMO1.EHZ. 2021-01-23T12:43:32.69 0.3 undecidable manual P 146 29.2485 93 -0.09 71
IV.CESI.HHZ. 2021-01-23T12:43:31.51 0.1 undecidable manual P 235 21.7671 95 -0.12 96
IV.CSP1.EHZ. 2021-01-23T12:43:31.72 0.6 undecidable manual S 114 7.0929 139 0.15 49
IV.CPGN.EHZ. 2021-01-23T12:43:31.42 3.0 undecidable manual P 0.17 0
IV.GUMA.HNN. 2021-01-23T12:43:31.00 0.1 undecidable manual P 110 18.1707 99 -0.06 97
IV.PF6.EHN. 2021-01-23T12:43:31.24 0.6 undecidable manual S 69 6.0939 145 -0.16 48
IV.MML1.HNE. 2021-01-23T12:43:30.16 0.1 undecidable manual P 268 12.3765 115 -0.06 98
IV.FDMO.HHZ. 2021-01-23T12:43:29.76 0.1 undecidable manual P 199 9.4794 128 -0.08 98
IV.PF6.EHN. 2021-01-23T12:43:29.28 0.1 undecidable manual P 69 6.0939 145 -0.19 96
IV.CSP1.EHZ. 2021-01-23T12:43:29.57 0.1 undecidable manual P 114 7.0929 139 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:1.3 0.0002545195 0.3232 AML other m 2021-01-23T12:43:31.86
IV.CSP1.EHE. ML:1.3 0.000236782 0.1792 AML other m 2021-01-23T12:43:31.89
IV.FDMO.HHE. ML:1.2 0.00016949999999999997 0.16 AML other m 2021-01-23T12:43:32.30
IV.FDMO.HHN. ML:1.0 0.00011674999999999999 0.48 AML other m 2021-01-23T12:43:32.32
IV.CESI.HHE. ML:1.0 0.00006431231 0.72 AML other m 2021-01-23T12:43:36.08
IV.CESI.HHN. ML:1.3 0.00011937233500000001 0.5216 AML other m 2021-01-23T12:43:36.26
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