Earthquake with magnitude of ML 0.4 on date 28-01-2022 and time 21:46:39 (Italy) in region 1 km E Pioraco (MC)

A magnitude ML 0.4 earthquake occured in region: 1 km E Pioraco (MC), on

  • 28-01-2022 20:46:39 (UTC)
  • 28-01-2022 21:46:39 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1760, 13.0030 at 14 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
Pioraco MC 2 1134 1134
Sefro MC 5 422 1556
Fiuminata MC 6 1402 2958
Castelraimondo MC 6 4587 7545
Camerino MC 7 6974 14519
Gagliole MC 9 620 15139
Matelica MC 9 9981 25120
Esanatoglia MC 10 2034 27154
Muccia MC 11 915 28069
Serravalle di Chienti MC 12 1070 29139
Pievebovigliana MC 14 866 30005
Pieve Torina MC 15 1458 31463
Serrapetrona MC 15 966 32429
San Severino Marche MC 15 12726 45155
Cerreto d'Esi AN 16 3817 48972
Fiordimonte MC 17 202 49174
Caldarola MC 19 1823 50997
Nocera Umbra PG 19 5839 56836
Gualdo Tadino PG 19 15208 72044
Belforte del Chienti MC 19 1886 73930
Fabriano AN 20 31480 105410
Fiastra MC 20 559 105969

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km NE of Foligno (57155 inhabitants)
50 Km E of Perugia (166134 inhabitants)
64 Km SW of Ancona (100861 inhabitants)
74 Km S of Fano (60888 inhabitants)
74 Km NE of Terni (111501 inhabitants)
81 Km NW of Teramo (54892 inhabitants)
82 Km S of Pesaro (94582 inhabitants)
96 Km E of Arezzo (99543 inhabitants)
97 Km NW of L'Aquila (69753 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 0.4 2022-01-28
20:46:39
43.1765 13.0033 14 2022-01-28
20:52:53
Sala Sismica INGV-Roma 100284381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-28 20:46:39 ± 0.04
Latitude 43.1765 ± 0.0018
Longitude 13.0033 ± 0.0025
Depth (km) 14 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 100284381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 179
Semi-minor axis of confidence ellipse (meter) 130
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 140
Circular confidence region, given by single value of horizontal uncertainty (meter) 180.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.07
Epicentral distance of station closest to the epicenter (degree) 0.06745
Epicentral distance of station farthest from the epicenter (degree) 0.28509
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 100284381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-28 20:52:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASSB.HHZ. 2022-01-28T20:46:50.06 0.6 undecidable manual S 242 31.6461 98 -0.02 48
IV.EL6.EHN. 2022-01-28T20:46:46.82 0.3 undecidable manual S 25 18.7701 110 0.09 73
IV.FDMO.HHZ. 2022-01-28T20:46:46.21 0.6 undecidable manual S 156 16.9719 114 -0.08 49
IV.CSP1.EHZ. 2022-01-28T20:46:46.75 0.3 undecidable manual S 120 18.87 110 0 74
IV.ASSB.HHZ. 2022-01-28T20:46:45.43 0.6 positive manual P 242 31.6461 98 -0.02 48
IV.MML1.EHZ. 2022-01-28T20:46:44.40 0.3 undecidable manual S 200 7.4814 144 0.1 75
IV.SNTG.HHZ. 2022-01-28T20:46:44.65 0.1 undecidable manual S 330 10.0788 134 -0.11 98
IV.CSP1.EHZ. 2022-01-28T20:46:43.62 1.0 positive manual P 120 18.87 110 0.09 24
IV.PF6.EHE. 2022-01-28T20:46:43.09 0.1 undecidable manual P 105 16.0728 116 -0.04 99
IV.EL6.EHN. 2022-01-28T20:46:43.57 0.1 undecidable manual P 25 18.7701 110 0.05 98
IV.FDMO.HHZ. 2022-01-28T20:46:43.19 1.0 undecidable manual P 156 16.9719 114 -0.08 24
IV.CESI.HHE. 2022-01-28T20:46:43.80 0.1 undecidable manual P 203 20.6682 107 0 99
IV.MML1.EHZ. 2022-01-28T20:46:42.24 0.6 undecidable manual P 200 7.4814 144 0.12 49
IV.SNTG.HHZ. 2022-01-28T20:46:42.36 0.1 undecidable manual P 330 10.0788 134 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.EHE. ML:0.3 0.00002529236 0.1408 AML other m 2022-01-28T20:46:44.56
IV.MML1.EHN. ML:0.2 0.00002084121 0.1024 AML other m 2022-01-28T20:46:44.58
IV.SNTG.HHE. ML:0.2 0.000014246293 0.1024 AML other m 2022-01-28T20:46:44.84
IV.SNTG.HHN. ML:0.4 0.000022518779999999997 0.128 AML other m 2022-01-28T20:46:44.77
IV.FDMO.HHE. ML:0.1 0.000008199074500000001 0.1024 AML other m 2022-01-28T20:46:46.47
IV.FDMO.HHN. ML:0.1 0.0000114867405 0.1152 AML other m 2022-01-28T20:46:46.54
IV.CSP1.EHE. ML:0.7 0.0000369121935 1.4336 AML other m 2022-01-28T20:46:47.28
IV.CSP1.EHN. ML:0.8 0.000046310174999999994 1.8176 AML other m 2022-01-28T20:46:46.91
IV.ASSB.HHE. ML:0.8 0.00002325512 1.4208 AML other m 2022-01-28T20:46:50.82
IV.ASSB.HHN. ML:0.7 0.000022227715000000002 3.8016 AML other m 2022-01-28T20:46:49.67
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