Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 31-12-2021 and time 10:29:28 (Italy) in region 2 km NE Fiuminata (MC)

A magnitude ML 1.2 earthquake occured in region: 2 km NE Fiuminata (MC), on

  • 31-12-2021 09:29:28 (UTC)
  • 31-12-2021 10:29:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2010, 12.9500 at 13 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
Fiuminata MC 2 1402 1402
Pioraco MC 4 1134 2536
Esanatoglia MC 6 2034 4570
Sefro MC 6 422 4992
Matelica MC 8 9981 14973
Castelraimondo MC 9 4587 19560
Gagliole MC 11 620 20180
Camerino MC 12 6974 27154
Gualdo Tadino PG 14 15208 42362
Cerreto d'Esi AN 14 3817 46179
Serravalle di Chienti MC 14 1070 47249
Muccia MC 15 915 48164
Fabriano AN 16 31480 79644
Nocera Umbra PG 16 5839 85483
Fossato di Vico PG 19 2840 88323
San Severino Marche MC 19 12726 101049
Pievebovigliana MC 19 866 101915
Pieve Torina MC 19 1458 103373
Serrapetrona MC 20 966 104339

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km NE of Foligno (57155 inhabitants)
47 Km E of Perugia (166134 inhabitants)
65 Km SW of Ancona (100861 inhabitants)
72 Km S of Fano (60888 inhabitants)
75 Km NE of Terni (111501 inhabitants)
79 Km S of Pesaro (94582 inhabitants)
86 Km NW of Teramo (54892 inhabitants)
91 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
Reviewed
Rev100 		ML 1.2 2021-12-31
09:29:28		 43.2008 12.9502 13 2021-12-31
09:37:04		 Sala Sismica INGV-Roma 99188731
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-12-31 09:29:28 ± 0.03
Latitude 43.2008 ± 0.0018
Longitude 12.9502 ± 0.0025
Depth (km) 13 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 99188731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 160
Semi-minor axis of confidence ellipse (meter) 24
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 5
Circular confidence region, given by single value of horizontal uncertainty (meter) 160.0
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 33
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32106
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 62
Type of magnitude ML
Reference to an origin 99188731
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-12-31 09:37:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSFR.HHZ. 2021-12-31T09:29:38.49 0.6 undecidable manual S 333 29.4483 97 0.14 47
IV.ASSB.HHZ. 2021-12-31T09:29:38.25 0.6 undecidable manual S 233 29.4483 97 -0.1 47
IV.ATCC.EHZ. 2021-12-31T09:29:37.49 0.6 undecidable manual S 266 25.1526 99 0.27 46
IV.CING.HHZ. 2021-12-31T09:29:37.96 0.6 undecidable manual S 46 27.75 98 0.06 47
IV.NARO.HHZ. 2021-12-31T09:29:37.83 3.0 positive manual P -0.15 0
IV.CSP1.EHZ. 2021-12-31T09:29:37.01 0.6 undecidable manual S 120 23.8539 100 0.12 47
IV.MF5.EHZ. 2021-12-31T09:29:36.60 3.0 negative manual P -0.24 0
IV.FDMO.HHZ. 2021-12-31T09:29:36.14 0.6 undecidable manual S 149 21.3675 103 -0.09 48
IV.CESI.HHZ. 2021-12-31T09:29:36.40 0.6 undecidable manual S 190 22.0668 102 -0.01 48
IV.ATVO.HHZ. 2021-12-31T09:29:36.93 3.0 positive manual P -0.07 0
IV.MC2.EHZ. 2021-12-31T09:29:35.67 3.0 undecidable manual P 0.47 0
IV.EL6.EHZ. 2021-12-31T09:29:35.65 0.6 undecidable manual S 41 18.7701 106 0.08 48
IV.FRON.EHZ. 2021-12-31T09:29:35.50 3.0 positive manual P -0.06 0
IV.NRCA.HHZ. 2021-12-31T09:29:35.82 3.0 negative manual P -0.25 0
IV.FOSV.EHZ. 2021-12-31T09:29:35.42 0.6 undecidable manual S 304 18.4704 107 -0.06 48
IV.MURB.HHZ. 2021-12-31T09:29:34.98 3.0 negative manual P 0.12 0
IV.ARVD.HHZ. 2021-12-31T09:29:34.32 0.1 undecidable manual P 359 32.9448 96 -0.21 91
IV.ATFO.HHZ. 2021-12-31T09:29:34.93 0.1 undecidable manual P 301 35.6421 95 -0.01 94
IV.SSFR.HHZ. 2021-12-31T09:29:33.91 1.0 negative manual P 333 29.4483 97 -0.07 24
IV.CSP1.EHZ. 2021-12-31T09:29:33.18 0.1 negative manual P 120 23.8539 100 0.04 96
IV.ASSB.HHZ. 2021-12-31T09:29:33.99 1.0 undecidable manual P 233 29.4483 97 0.01 24
IV.ATCC.EHZ. 2021-12-31T09:29:33.36 0.1 undecidable manual P 266 25.1526 99 0.03 96
IV.MML1.EHZ. 2021-12-31T09:29:33.61 0.6 undecidable manual S 170 9.879 132 0.14 48
IV.CING.HHZ. 2021-12-31T09:29:33.70 0.1 undecidable manual P 46 27.75 98 -0.02 96
IV.CESI.HHZ. 2021-12-31T09:29:32.83 0.1 positive manual P 190 22.0668 102 -0.03 96
IV.FOSV.EHZ. 2021-12-31T09:29:32.34 0.1 negative manual P 304 18.4704 107 0.01 97
IV.SNTG.HHZ. 2021-12-31T09:29:32.81 0.6 undecidable manual S 353 6.0939 149 -0.01 50
IV.EL6.EHZ. 2021-12-31T09:29:32.41 0.1 positive manual P 41 18.7701 106 0.04 97
IV.FDMO.HHZ. 2021-12-31T09:29:32.68 0.3 positive manual P 149 21.3675 103 -0.08 72
IV.FIU1.HNE. 2021-12-31T09:29:32.12 0.6 undecidable manual S 228 1.998 169 -0.31 47
IV.MML1.EHZ. 2021-12-31T09:29:31.31 0.3 positive manual P 170 9.879 132 0.15 72
IV.FIU1.HNE. 2021-12-31T09:29:30.54 0.1 undecidable manual P 228 1.998 169 -0.02 100
IV.SNTG.HHZ. 2021-12-31T09:29:30.83 0.1 undecidable manual P 353 6.0939 149 0.04 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SNTG.HHE. ML:1.6 0.0005715 1.86 AML other m 2021-12-31T09:29:33.00
IV.SNTG.HNE. ML:1.6 0.0005740000000000001 1.88 AML other m 2021-12-31T09:29:33.00
IV.SNTG.HHN. ML:1.7 0.0006194999999999999 1.88 AML other m 2021-12-31T09:29:33.96
IV.SNTG.HNN. ML:1.6 0.000561 1.86 AML other m 2021-12-31T09:29:33.02
IV.MML1.EHN. ML:1.1 0.000129976805 0.16 AML other m 2021-12-31T09:29:33.91
IV.MML1.EHE. ML:1.0 0.00011484129 0.0768 AML other m 2021-12-31T09:29:33.91
IV.FOSV.EHE. ML:1.2 0.00011150000000000001 0.14 AML other m 2021-12-31T09:29:35.62
IV.EL6.EHN. ML:1.2 0.00012050064999999999 0.2816 AML other m 2021-12-31T09:29:36.58
IV.FOSV.EHN. ML:1.3 0.00015785179999999998 0.1792 AML other m 2021-12-31T09:29:36.00
IV.EL6.EHE. ML:1.5 0.00020400000000000003 0.18 AML other m 2021-12-31T09:29:36.29
IV.FDMO.HHE. ML:1.1 0.00008185000000000001 0.14 AML other m 2021-12-31T09:29:36.40
IV.FDMO.HHN. ML:1.2 0.00009795000000000001 0.16 AML other m 2021-12-31T09:29:36.43
IV.CESI.HHE. ML:0.9 0.00005350034 0.096 AML other m 2021-12-31T09:29:36.81
IV.CESI.HHN. ML:0.9 0.000045030425 0.1216 AML other m 2021-12-31T09:29:36.78
IV.CSP1.EHE. ML:1.6 0.00023711335 0.1408 AML other m 2021-12-31T09:29:37.78
IV.CSP1.EHN. ML:1.6 0.0002600302 0.1984 AML other m 2021-12-31T09:29:37.92
IV.ATCC.EHN. ML:1.0 0.00005765 0.14 AML other m 2021-12-31T09:29:37.69
IV.ATCC.EHE. ML:1.0 0.0000583 0.9 AML other m 2021-12-31T09:29:37.79
IV.SSFR.HNE. ML:1.9 0.00038445360000000003 0.1728 AML other m 2021-12-31T09:29:38.79
IV.CING.HHN. ML:1.2 0.00007299370500000001 0.1344 AML other m 2021-12-31T09:29:38.32
IV.CING.HHE. ML:1.0 0.00005481984 0.1216 AML other m 2021-12-31T09:29:38.45
IV.SSFR.HNN. ML:1.9 0.000416 0.24 AML other m 2021-12-31T09:29:38.99
IV.SSFR.HHN. ML:2.0 0.0004215 1.76 AML other m 2021-12-31T09:29:39.00
IV.SSFR.HHE. ML:1.9 0.00037456335 0.2176 AML other m 2021-12-31T09:29:38.80
IV.ASSB.HHE. ML:1.1 0.000061507605 0.0768 AML other m 2021-12-31T09:29:39.26
IV.ASSB.HHN. ML:1.0 0.000047789570000000005 0.0768 AML other m 2021-12-31T09:29:38.56
IV.FRON.EHE. ML:1.0 0.000032811855 0.1152 AML other m 2021-12-31T09:29:41.92
IV.FRON.EHN. ML:1.0 0.000030184802 0.1216 AML other m 2021-12-31T09:29:42.08
IV.NRCA.HHN. ML:1.1 0.00003753327 0.1408 AML other m 2021-12-31T09:29:44.23
IV.NRCA.HHE. ML:1.1 0.0000407 0.2 AML other m 2021-12-31T09:29:43.44
IV.MURB.HHN. ML:1.2 0.00005405 0.26 AML other m 2021-12-31T09:29:43.90
IV.MURB.HHE. ML:1.2 0.00005915 0.26 AML other m 2021-12-31T09:29:43.91
IV.MML1.HNE. ML:1.0 0.00011023145000000001 0.0896 AML other m 2021-12-31T09:29:33.90
IV.MML1.HNN. ML:1.1 0.000132120125 0.16 AML other m 2021-12-31T09:29:33.90
IV.FOSV.HNE. ML:1.2 0.000125408 0.1536 AML other m 2021-12-31T09:29:35.62
IV.FOSV.HNN. ML:1.3 0.000149301 0.16 AML other m 2021-12-31T09:29:36.00
IV.CESI.HNE. ML:1.2 0.00009519895 0.4928 AML other m 2021-12-31T09:29:43.60
IV.CESI.HNN. ML:1.2 0.00010790013 0.2624 AML other m 2021-12-31T09:29:38.99
IV.ATCC.HNE. ML:1.7 0.0002934369 0.9536 AML other m 2021-12-31T09:29:33.49
IV.ATCC.HNN. ML:1.3 0.000108055545 0.3904 AML other m 2021-12-31T09:29:39.76
IV.CING.HNE. ML:2.9 0.004324972 0.384 AML other m 2021-12-31T09:29:45.58
IV.CING.HNN. ML:3.0 0.0054129065 0.5952 AML other m 2021-12-31T09:29:45.40
IV.ARVD.HHE. ML:0.9 0.000034789935 0.0832 AML other m 2021-12-31T09:29:39.78
IV.ARVD.HHN. ML:0.7 0.000019011735000000002 0.1216 AML other m 2021-12-31T09:29:34.47
IV.ATFO.HNE. ML:1.2 0.0000573319755 0.16 AML other m 2021-12-31T09:29:49.52
IV.ATFO.HNN. ML:1.0 0.00004229497 0.1216 AML other m 2021-12-31T09:29:46.84
IV.ATFO.HHE. ML:0.7 0.000019432498 0.3008 AML other m 2021-12-31T09:29:43.58
IV.ATFO.HHN. ML:0.7 0.000018727475 0.2368 AML other m 2021-12-31T09:29:40.78
IV.MURB.HNE. ML:1.4 0.00010732899999999999 0.6336 AML other m 2021-12-31T09:29:35.66
IV.MURB.HNN. ML:1.5 0.00013111845 0.4352 AML other m 2021-12-31T09:29:41.89
IV.MC2.EHE. ML:1.1 0.000044281562499999994 0.16 AML other m 2021-12-31T09:29:42.52
IV.MC2.EHN. ML:1.3 0.00006803457999999999 0.1984 AML other m 2021-12-31T09:29:42.34
IV.NRCA.HNE. ML:1.6 0.00012239607499999998 0.832 AML other m 2021-12-31T09:29:54.92
IV.NRCA.HNN. ML:1.8 0.00019716875 0.7296 AML other m 2021-12-31T09:29:51.53
IV.MF5.EHE. ML:1.3 0.00005156679 1.0752 AML other m 2021-12-31T09:29:49.49
IV.MF5.EHN. ML:1.1 0.000033196695 0.8576 AML other m 2021-12-31T09:29:51.72
IV.ATVO.HHE. ML:0.9 0.000018582265 0.2176 AML other m 2021-12-31T09:29:43.96
IV.ATVO.HHN. ML:0.8 0.000014954002000000002 0.2368 AML other m 2021-12-31T09:29:43.93
IV.ATVO.HNE. ML:1.8 0.0001888811775 0.8064 AML other m 2021-12-31T09:29:59.12
IV.ATVO.HNN. ML:1.8 0.00014854619999999998 0.7744 AML other m 2021-12-31T09:29:38.40
IV.NARO.HHE. ML:0.8 0.000014828735 0.0576 AML other m 2021-12-31T09:29:45.96
IV.NARO.HHN. ML:0.6 0.0000096612885 0.064 AML other m 2021-12-31T09:29:46.16
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