Earthquake with magnitude of ML 0.7 on date 08-01-2021 and time 01:23:21 (Italy) in region 4 km SE Serravalle di Chienti (MC)

A magnitude ML 0.7 earthquake occured in region: 4 km SE Serravalle di Chienti (MC), on

  • 08-01-2021 00:23:21 (UTC)
  • 08-01-2021 01:23:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0410, 12.9680 at 12 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Serravalle di Chienti MC 4 1070 1070
Monte Cavallo MC 6 145 1215
Pieve Torina MC 7 1458 2673
Muccia MC 8 915 3588
Pievebovigliana MC 10 866 4454
Fiordimonte MC 10 202 4656
Sefro MC 12 422 5078
Camerino MC 13 6974 12052
Fiastra MC 15 559 12611
Pioraco MC 16 1134 13745
Visso MC 16 1107 14852
Nocera Umbra PG 16 5839 20691
Fiuminata MC 17 1402 22093
Acquacanina MC 17 121 22214
Sellano PG 17 1079 23293
Valtopina PG 17 1398 24691
Ussita MC 18 444 25135
Preci PG 19 724 25859

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Foligno (57155 inhabitants)
48 Km E of Perugia (166134 inhabitants)
59 Km NE of Terni (111501 inhabitants)
74 Km NW of Teramo (54892 inhabitants)
78 Km SW of Ancona (100861 inhabitants)
84 Km NW of L'Aquila (69753 inhabitants)
90 Km S of Fano (60888 inhabitants)
97 Km S of Pesaro (94582 inhabitants)
99 Km NE of Viterbo (67173 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 0.7 2021-01-08
00:23:21
43.0408 12.9677 12 2021-01-08
00:31:04
Sala Sismica INGV-Roma 86081971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-08 00:23:21 ± 0.07
Latitude 43.0408 ± 0.0054
Longitude 12.9677 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 86081971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 457
Semi-minor axis of confidence ellipse (meter) 416
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 167
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) 108
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 22
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) 0.37502
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 11
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 86081971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-08 00:31:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VVLD.HHZ. 2021-01-08T00:23:36.58 3.0 undecidable manual P 0
IV.MOMA.HHE. 2021-01-08T00:23:35.04 0.6 undecidable manual S 231 41.625 91 0.02 47
IV.EL6.EHZ. 2021-01-08T00:23:33.34 0.6 undecidable manual S 19 33.744 91 0.42 44
IV.MMO1.EHZ. 2021-01-08T00:23:32.74 0.6 undecidable manual S 118 33.1446 91 0 48
IV.ASSB.HHZ. 2021-01-08T00:23:30.45 0.6 undecidable manual S 271 25.0527 92 -0.14 47
IV.MC2.EHZ. 2021-01-08T00:23:30.17 0.6 undecidable manual S 129 22.9548 92 0.13 47
IV.CSP1.EHZ. 2021-01-08T00:23:29.32 0.3 undecidable manual S 74 20.0688 93 0.07 73
IV.MOMA.HHE. 2021-01-08T00:23:29.18 0.1 undecidable manual P 231 41.625 91 -0.1 93
IV.PF6.EHE. 2021-01-08T00:23:29.20 0.6 undecidable manual S 60 21.2676 93 -0.39 45
IV.MMO1.EHZ. 2021-01-08T00:23:27.80 0.1 undecidable manual P 118 33.1446 91 -0.17 93
IV.EL6.EHZ. 2021-01-08T00:23:27.99 0.1 undecidable manual P 19 33.744 91 -0.08 94
IV.PF6.EHE. 2021-01-08T00:23:26.31 0.1 undecidable manual P 60 21.2676 93 0.17 95
IV.FEMA.HNZ. 2021-01-08T00:23:26.57 0.3 undecidable manual S 143 10.9779 118 -0.33 70
IV.CESI.HHZ. 2021-01-08T00:23:26.12 0.6 undecidable manual S 232 6.4935 141 0.14 49
IV.ASSB.HHZ. 2021-01-08T00:23:26.68 0.1 undecidable manual P 271 25.0527 92 -0.04 96
IV.FDMO.HHZ. 2021-01-08T00:23:26.63 0.6 undecidable manual S 93 9.6792 124 0.02 50
IV.MC2.EHZ. 2021-01-08T00:23:26.66 0.1 undecidable manual P 129 22.9548 92 0.25 92
IV.CSP1.EHZ. 2021-01-08T00:23:25.79 0.1 undecidable manual P 74 20.0688 93 -0.16 95
IT.MTCL.HGN. 2021-01-08T00:23:25.83 0.6 undecidable manual S 154 5.7942 144 -0.04 50
IV.CESI.HHZ. 2021-01-08T00:23:24.06 0.1 undecidable manual P 232 6.4935 141 0 100
IV.FDMO.HHZ. 2021-01-08T00:23:24.41 0.1 undecidable manual P 93 9.6792 124 -0.02 99
IV.FEMA.HNZ. 2021-01-08T00:23:24.36 0.1 undecidable manual P 143 10.9779 118 -0.24 95
IT.MTCL.HGN. 2021-01-08T00:23:24.47 0.1 undecidable manual P 154 5.7942 144 0.47 91
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:0.9 0.0000995 0.4 AML other m 2021-01-08T00:23:26.39
IV.CESI.HHN. ML:1.0 0.0001565 0.08 AML other m 2021-01-08T00:23:26.39
IV.FDMO.HHE. ML:0.4 0.000030569560000000003 0.16 AML other m 2021-01-08T00:23:26.61
IV.FDMO.HHN. ML:0.3 0.00002254074 0.1 AML other m 2021-01-08T00:23:26.83
IV.CSP1.EHE. ML:0.9 0.00006055688 0.1 AML other m 2021-01-08T00:23:29.42
IV.CSP1.EHN. ML:1.0 0.00007544789499999999 2.12 AML other m 2021-01-08T00:23:29.78
IV.ASSB.HHE. ML:0.5 0.000018894195000000002 0.32 AML other m 2021-01-08T00:23:30.76
IV.ASSB.HHN. ML:0.5 0.00002076698 0.68 AML other m 2021-01-08T00:23:30.89
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