Earthquake with magnitude of ML 0.8 on date 23-01-2022 and time 20:57:09 (UTC) in region 5 km NW Visso (MC)

A magnitude ML 0.8 earthquake occured in region: 5 km NW Visso (MC), on

  • 23-01-2022 20:57:09 (UTC)
  • 23-01-2022 21:57:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9570, 13.0460 at 10 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
Visso MC 5 1107 1107
Monte Cavallo MC 5 145 1252
Ussita MC 8 444 1696
Preci PG 9 724 2420
Fiordimonte MC 10 202 2622
Pieve Torina MC 10 1458 4080
Castelsantangelo sul Nera MC 11 281 4361
Sellano PG 12 1079 5440
Pievebovigliana MC 12 866 6306
Fiastra MC 13 559 6865
Acquacanina MC 13 121 6986
Muccia MC 14 915 7901
Serravalle di Chienti MC 15 1070 8971
Bolognola MC 15 142 9113
Cerreto di Spoleto PG 19 1075 10188
Norcia PG 19 4957 15145
Camerino MC 20 6974 22119

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km E of Foligno (57155 inhabitants)
55 Km NE of Terni (111501 inhabitants)
56 Km E of Perugia (166134 inhabitants)
63 Km NW of Teramo (54892 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
97 Km NE of Viterbo (67173 inhabitants)
99 Km S of Fano (60888 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 0.8 2022-01-23
20:57:09
42.9572 13.0455 10 2022-01-23
21:06:00
Sala Sismica INGV-Roma 100104261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-23 20:57:09 ± 0.3
Latitude 42.9572 ± 0.0054
Longitude 13.0455 ± 0.0086
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 100104261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 746
Semi-minor axis of confidence ellipse (meter) 284
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 58
Circular confidence region, given by single value of horizontal uncertainty (meter) 750.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.08544
Epicentral distance of station farthest from the epicenter (degree) 0.23652
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 100104261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-23 21:06:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.HNN. 2022-01-23T20:57:17.96 0.6 undecidable manual S 106 23.754 112 0 51
IV.PF6.EHE. 2022-01-23T20:57:17.83 0.6 undecidable manual S 31 23.3544 113 -0.03 51
IV.MML1.EHZ. 2022-01-23T20:57:16.20 0.6 undecidable manual S 341 18.3705 118 -0.06 51
IV.CSP1.EHZ. 2022-01-23T20:57:16.72 0.6 undecidable manual S 41 19.7691 116 0.02 51
IV.NRCA.HHZ. 2022-01-23T20:57:15.29 0.6 undecidable manual S 158 14.7741 123 0.08 51
IV.GUMA.HNE. 2022-01-23T20:57:15.58 0.1 undecidable manual P 63 26.2515 110 0.91 78
IV.CESI.HHZ. 2022-01-23T20:57:14.68 0.6 undecidable manual S 295 12.5763 128 0.09 51
IV.CSP1.EHZ. 2022-01-23T20:57:13.57 1.0 negative manual P 41 19.7691 116 0.1 25
IV.MMO1.HNN. 2022-01-23T20:57:13.97 0.1 undecidable manual P 106 23.754 112 -0.23 98
IV.FDMO.HHZ. 2022-01-23T20:57:13.76 0.6 undecidable manual S 21 9.4794 136 0 53
IV.MML1.EHZ. 2022-01-23T20:57:13.13 1.0 undecidable manual P 341 18.3705 118 -0.09 25
IV.PF6.EHE. 2022-01-23T20:57:13.66 0.1 undecidable manual P 31 23.3544 113 -0.48 93
IV.CESI.HHZ. 2022-01-23T20:57:12.32 0.3 negative manual P 295 12.5763 128 0.07 77
IV.NRCA.HHZ. 2022-01-23T20:57:12.65 0.3 undecidable manual P 158 14.7741 123 0.04 78
IV.MC2.EHZ. 2022-01-23T20:57:12.05 0.1 undecidable manual P 113 12.6762 127 -0.22 100
IV.FDMO.HHZ. 2022-01-23T20:57:11.92 1.0 undecidable manual P 21 9.4794 136 0.15 26
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HNE. ML:1.0 0.0001228032 0.8832 AML other m 2022-01-23T20:57:26.73
IV.CESI.HNN. ML:1.0 0.00012469470499999998 0.5504 AML other m 2022-01-23T20:57:17.34
IV.CESI.HHE. ML:0.4 0.000025809205 0.1408 AML other m 2022-01-23T20:57:14.66
IV.CESI.HHN. ML:0.4 0.00003137116 0.1792 AML other m 2022-01-23T20:57:14.00
IV.NRCA.HHE. ML:0.4 0.000027214099999999997 0.1152 AML other m 2022-01-23T20:57:15.36
IV.NRCA.HHN. ML:0.6 0.000042461780000000006 0.1024 AML other m 2022-01-23T20:57:15.36
IV.NRCA.HNE. ML:1.1 0.00012871546 1.0368 AML other m 2022-01-23T20:57:25.90
IV.NRCA.HNN. ML:1.3 0.000188326725 1.0368 AML other m 2022-01-23T20:57:27.55
IV.MML1.EHE. ML:0.3 0.000013238282 1.0624 AML other m 2022-01-23T20:57:27.15
IV.MML1.EHN. ML:0.4 0.00001753477 1.2288 AML other m 2022-01-23T20:57:23.03
IV.MML1.HNE. ML:1.0 0.00007759063 0.6016 AML other m 2022-01-23T20:57:21.27
IV.MML1.HNN. ML:1.0 0.000082599315 0.6656 AML other m 2022-01-23T20:57:24.08
IV.CSP1.EHE. ML:0.7 0.00003900034 1.7792 AML other m 2022-01-23T20:57:29.41
IV.CSP1.EHN. ML:0.8 0.000044221060000000007 1.4592 AML other m 2022-01-23T20:57:13.79
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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