Earthquake with magnitude of ML 0.9 on date 10-10-2021 and time 17:51:40 (Italy) in region 4 km NE Serravalle di Chienti (MC)

A magnitude ML 0.9 earthquake occured in region: 4 km NE Serravalle di Chienti (MC), on

  • 10-10-2021 15:51:40 (UTC)
  • 10-10-2021 17:51:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0960, 12.9870 at 13 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.

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
Muccia MC 5 915 1985
Sefro MC 6 422 2407
Pieve Torina MC 8 1458 3865
Camerino MC 8 6974 10839
Pievebovigliana MC 9 866 11705
Pioraco MC 9 1134 12839
Fiordimonte MC 11 202 13041
Fiuminata MC 11 1402 14443
Monte Cavallo MC 11 145 14588
Castelraimondo MC 14 4587 19175
Fiastra MC 15 559 19734
Nocera Umbra PG 16 5839 25573
Acquacanina MC 17 121 25694
Gagliole MC 17 620 26314
Esanatoglia MC 18 2034 28348
Matelica MC 18 9981 38329
Serrapetrona MC 19 966 39295
Valtopina PG 19 1398 40693
Visso MC 20 1107 41800

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NE of Foligno (57155 inhabitants)
49 Km E of Perugia (166134 inhabitants)
66 Km NE of Terni (111501 inhabitants)
72 Km SW of Ancona (100861 inhabitants)
76 Km NW of Teramo (54892 inhabitants)
83 Km S of Fano (60888 inhabitants)
89 Km NW of L'Aquila (69753 inhabitants)
91 Km S of Pesaro (94582 inhabitants)
98 Km E of Arezzo (99543 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 0.9 2021-10-10
15:51:40
43.096 12.9872 13 2022-03-30
13:04:10
Bollettino Sismico Italiano INGV 96441761
Reviewed
Rev100
ML 0.9 2021-10-10
15:51:40
43.0937 12.9882 13 2021-10-10
16:34:06
Sala Sismica INGV-Roma 96412571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-10 15:51:40 ± 0.06
Latitude 43.0960 ± 0.0018
Longitude 12.9872 ± 0.0037
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 96441761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 267
Semi-minor axis of confidence ellipse (meter) 140
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 73
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37142
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 96441761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-10-11 17:18:49

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 96412571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-10 16:34:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAGA.HHZ. 2021-10-10T15:53:21.77 3.0 undecidable manual Pg 24.73 0
IV.PZUN.HHZ. 2021-10-10T15:53:04.27 3.0 undecidable manual Sn 0.83 0
IV.ZEN8.EHZ. 2021-10-10T15:52:53.11 3.0 undecidable manual Sg 12.27 0
IV.MTGR.HHZ. 2021-10-10T15:52:48.50 3.0 undecidable manual Pn 3.38 0
IV.SARZ.HHZ. 2021-10-10T15:52:47.20 3.0 undecidable manual Sn -4.07 0
IV.SGG.HHZ. 2021-10-10T15:52:34.13 3.0 undecidable manual Sn -1.69 0
IV.MBAL.EHZ. 2021-10-10T15:52:33.81 3.0 undecidable manual Sn -7.08 0
GU.GSCL.HHZ. 2021-10-10T15:52:27.72 3.0 undecidable manual Sg 4.47 0
IV.ICAI.EHZ. 2021-10-10T15:52:27.30 3.0 positive manual Pg 17.309999 0
IV.VVLD.HHZ. 2021-10-10T15:52:22.32 3.0 undecidable manual Sn 0.74 0
IT.GNV.HGZ. 2021-10-10T15:52:20.48 3.0 undecidable manual Pg 9.87 0
IV.RIBO.EHZ.01 2021-10-10T15:52:18.31 3.0 undecidable manual Sg 4.01 0
IV.VBKN.HHZ. 2021-10-10T15:52:16.93 3.0 positive manual Pn 6.41 0
IV.MBAL.EHZ. 2021-10-10T15:52:16.42 3.0 undecidable manual Pg 9.36 0
IV.SARZ.HHZ. 2021-10-10T15:52:16.86 3.0 positive manual Pn 3.97 0
IV.MCRV.HHZ. 2021-10-10T15:52:16.40 3.0 undecidable manual Pn 1.81 0
IV.OSSC.HHZ. 2021-10-10T15:52:07.10 3.0 undecidable manual Sg -3.26 0
IV.ZEN8.EHZ. 2021-10-10T15:52:06.14 3.0 undecidable manual Pn -0.89 0
IV.RAVA.EHZ. 2021-10-10T15:51:56.22 3.0 undecidable manual Pn -0.52 0
IV.SSFR.HNZ. 2021-10-10T15:51:54.52 0.3 undecidable manual S 336 41.2254 94 0.34 67
IV.CING.HNN. 2021-10-10T15:51:52.92 0.6 undecidable manual S 28 35.2425 95 0.31 45
IV.NRCA.HNN. 2021-10-10T15:51:51.46 0.6 undecidable manual S 160 30.8469 97 0.02 48
IV.FOSV.EHZ. 2021-10-10T15:51:50.93 0.3 undecidable manual S 320 28.6491 97 0.09 72
IV.EL6.EHE. 2021-10-10T15:51:50.57 0.3 undecidable manual S 20 27.4503 98 0.03 73
IV.SSFR.HNZ. 2021-10-10T15:51:48.43 0.1 undecidable manual P 336 41.2254 94 -0.06 94
IV.CSP1.EHZ. 2021-10-10T15:51:48.11 0.3 undecidable manual S 91 17.6712 109 0.13 73
IV.PF6.EHZ. 2021-10-10T15:51:47.78 0.3 undecidable manual S 74 17.3715 110 -0.14 73
IV.SNTG.HHZ. 2021-10-10T15:51:47.84 0.3 undecidable manual S 348 18.0708 108 -0.23 71
IV.CING.HNN. 2021-10-10T15:51:47.55 0.1 undecidable manual P 28 35.2425 95 -0.03 96
IV.EL6.EHE. 2021-10-10T15:51:46.16 0.1 undecidable manual P 20 27.4503 98 -0.22 93
IV.FDMO.HHZ. 2021-10-10T15:51:46.16 0.3 undecidable manual S 129 10.4784 130 -0.14 73
IV.FOSV.EHZ. 2021-10-10T15:51:46.55 0.1 undecidable manual P 320 28.6491 97 -0.01 97
IT.MTCL.HGZ. 2021-10-10T15:51:46.44 0.3 undecidable manual S 175 11.3775 127 -0.05 74
IV.NRCA.HNN. 2021-10-10T15:51:46.84 0.1 undecidable manual P 160 30.8469 97 -0.06 96
IV.CESI.HHZ. 2021-10-10T15:51:46.72 0.3 undecidable manual S 214 12.0768 124 0.06 75
IV.MML1.EHZ. 2021-10-10T15:51:45.04 0.3 undecidable manual S 327 2.2977 168 -0.12 74
IV.CSP1.EHZ. 2021-10-10T15:51:45.03 0.1 undecidable manual P 91 17.6712 109 0.13 97
IV.CESI.HHZ. 2021-10-10T15:51:44.28 0.1 undecidable manual P 214 12.0768 124 0.14 98
IV.PF6.EHZ. 2021-10-10T15:51:44.65 0.1 undecidable manual P 74 17.3715 110 -0.22 95
IV.SNTG.HHZ. 2021-10-10T15:51:44.93 0.1 undecidable manual P 348 18.0708 108 -0.03 98
IT.MTCL.HGZ. 2021-10-10T15:51:44.12 0.1 undecidable manual P 175 11.3775 127 0.07 99
IV.MML1.EHZ. 2021-10-10T15:51:43.40 0.1 negative manual P 327 2.2977 168 0.12 100
IV.FDMO.HHZ. 2021-10-10T15:51:43.99 0.1 undecidable manual P 129 10.4784 130 0.05 100
IV.CAFI.HHZ. 2021-10-10T15:51:43.17 3.0 undecidable manual P -3.05 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.EHN. ML:0.5 0.000044125120000000004 0.256 AML other m 2021-10-10T15:51:45.43
IV.MML1.EHE. ML:0.5 0.0000435305 0.1792 AML other m 2021-10-10T15:51:45.59
IV.FDMO.HHE. ML:1.0 0.0000954 0.18 AML other m 2021-10-10T15:51:46.34
IV.FDMO.HHN. ML:1.0 0.00009975 0.18 AML other m 2021-10-10T15:51:46.36
IV.CESI.HHN. ML:0.9 0.0000842 1.32 AML other m 2021-10-10T15:51:46.82
IV.CESI.HHE. ML:0.9 0.0000733 0.1 AML other m 2021-10-10T15:51:46.85
IV.CSP1.EHN. ML:1.2 0.00011996049999999999 0.4576 AML other m 2021-10-10T15:51:47.70
IV.SNTG.HHN. ML:1.1 0.00008635425 0.4448 AML other m 2021-10-10T15:51:48.03
IV.SNTG.HHE. ML:0.7 0.000036381405 0.0768 AML other m 2021-10-10T15:51:48.05
IV.CSP1.EHE. ML:1.0 0.00008749772 0.656 AML other m 2021-10-10T15:51:48.76
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