Earthquake with magnitude of ML 0.8 on date 23-01-2022 and time 00:31:06 (Italy) in region 3 km SW Bolognola (MC)

A magnitude ML 0.8 earthquake occured in region: 3 km SW Bolognola (MC), on

  • 22-01-2022 23:31:06 (UTC)
  • 23-01-2022 00:31:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9780, 13.1930 at 11 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
Bolognola MC 3 142 142
Ussita MC 6 444 586
Acquacanina MC 6 121 707
Fiastra MC 7 559 1266
Castelsantangelo sul Nera MC 10 281 1547
Visso MC 10 1107 2654
Fiordimonte MC 11 202 2856
Sarnano MC 11 3264 6120
Montefortino FM 13 1178 7298
Pievebovigliana MC 13 866 8164
Amandola FM 13 3629 11793
Pieve Torina MC 14 1458 13251
Montemonaco AP 14 604 13855
Gualdo MC 16 815 14670
Cessapalombo MC 16 512 15182
Monte Cavallo MC 16 145 15327
Preci PG 17 724 16051
Muccia MC 17 915 16966
San Ginesio MC 18 3498 20464
Camporotondo di Fiastrone MC 18 563 21027
Caldarola MC 18 1823 22850
Comunanza AP 18 3166 26016
Montegallo AP 19 523 26539

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
55 Km NW of Teramo (54892 inhabitants)
64 Km NE of Terni (111501 inhabitants)
67 Km E of Perugia (166134 inhabitants)
72 Km N of L'Aquila (69753 inhabitants)
76 Km SW of Ancona (100861 inhabitants)
94 Km NW of Montesilvano (53738 inhabitants)
97 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
Bulletin
Rev1000
ML 0.8 2022-01-22
23:31:06
42.978 13.1933 11 2022-07-08
12:33:27
Bollettino Sismico Italiano INGV 100635271
Reviewed
Rev100
ML 0.8 2022-01-22
23:31:06
42.9742 13.1947 13 2022-01-22
23:43:46
Sala Sismica INGV-Roma 100069821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-22 23:31:06 ± 0.08
Latitude 42.9780 ± 0.0027
Longitude 13.1933 ± 0.0061
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 100635271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 531
Semi-minor axis of confidence ellipse (meter) 291
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 86
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 125
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) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.06655
Epicentral distance of station farthest from the epicenter (degree) 0.21314
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations 22
Type of magnitude ML
Reference to an origin 100635271
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-05 22:09:43

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 100069821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-22 23:43:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2022-01-22T23:31:15.25 0.3 undecidable manual S 310 23.4543 50 -0.17 72
IV.CESI.HHZ. 2022-01-22T23:31:15.60 0.3 undecidable manual S 277 23.6541 50 0.13 72
IV.PF6.EHN. 2022-01-22T23:31:13.60 0.3 undecidable manual S 0 17.7711 121 -0.28 71
IV.NRCA.HHZ. 2022-01-22T23:31:13.35 0.3 undecidable manual S 202 17.2716 122 -0.39 69
IV.CSP1.EHZ. 2022-01-22T23:31:12.47 0.3 undecidable manual S 4 12.6762 131 0.01 75
IV.MMO1.EHZ. 2022-01-22T23:31:12.60 0.3 undecidable manual S 129 13.875 128 -0.19 72
IV.CESI.HHZ. 2022-01-22T23:31:11.77 0.1 positive manual P 277 23.6541 50 0.02 98
IV.MML1.EHZ. 2022-01-22T23:31:11.74 0.1 positive manual P 310 23.4543 50 0.02 98
IV.MC2.EHZ. 2022-01-22T23:31:11.48 0.3 undecidable manual S 183 7.3815 146 0.25 72
IV.FDMO.HHZ. 2022-01-22T23:31:11.89 0.3 undecidable manual S 307 10.7781 135 -0.08 74
IV.NRCA.HHZ. 2022-01-22T23:31:10.64 0.1 positive manual P 202 17.2716 122 -0.11 98
IV.CSP1.EHZ. 2022-01-22T23:31:10.20 0.1 negative manual P 4 12.6762 131 0.2 97
IV.MMO1.EHZ. 2022-01-22T23:31:10.22 0.1 positive manual P 129 13.875 128 0.02 100
IV.PF6.EHN. 2022-01-22T23:31:10.80 0.1 undecidable manual P 0 17.7711 121 -0.03 99
IV.MC2.EHZ. 2022-01-22T23:31:09.57 0.1 negative manual P 183 7.3815 146 0.27 96
IV.FDMO.HHZ. 2022-01-22T23:31:09.86 0.1 positive manual P 307 10.7781 135 0.13 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:1.1 0.000109197455 0.7424 AML other m 2022-01-22T23:31:11.07
IV.MC2.EHN. ML:0.9 0.000105404475 0.256 AML other m 2022-01-22T23:31:11.60
IV.CSP1.EHE. ML:1.0 0.00010179028 0.7328 AML other m 2022-01-22T23:31:11.58
IV.FDMO.HHE. ML:0.4 0.000029695205 1.7952 AML other m 2022-01-22T23:31:11.99
IV.FDMO.HHN. ML:0.5 0.000034717115 0.1664 AML other m 2022-01-22T23:31:12.29
IV.MC2.EHE. ML:0.5 0.000045737905 0.1536 AML other m 2022-01-22T23:31:12.42
IV.MMO1.EHN. ML:0.6 0.000035117875 0.064 AML other m 2022-01-22T23:31:12.74
IV.MMO1.EHE. ML:0.7 0.00005217004 0.1024 AML other m 2022-01-22T23:31:12.72
IV.NRCA.HHN. ML:0.7 0.00004675 0.14 AML other m 2022-01-22T23:31:13.57
IV.NRCA.HHE. ML:0.7 0.00004157983 0.1024 AML other m 2022-01-22T23:31:13.64
IV.CSP1.EHN. ML:0.7 0.00005255975 0.4096 AML other m 2022-01-22T23:31:13.73
IV.MMO1.HNN. ML:2.6 0.0039430624999999995 1.5264 AML other m 2022-01-22T23:31:14.93
IV.CESI.HNN. ML:1.3 0.00012615690000000003 1.3216 AML other m 2022-01-22T23:31:14.94
IV.MMO1.HNE. ML:2.7 0.005322458 0.4608 AML other m 2022-01-22T23:31:14.73
IV.CESI.HHE. ML:0.6 0.00002308141 0.9216 AML other m 2022-01-22T23:31:15.60
IV.CESI.HNE. ML:1.2 0.00008963670999999999 0.9088 AML other m 2022-01-22T23:31:15.16
IV.MML1.EHN. ML:0.4 0.000015198614999999998 0.1152 AML other m 2022-01-22T23:31:15.81
IV.MML1.HNE. ML:1.2 0.000106673805 1.0528 AML other m 2022-01-22T23:31:17.84
IV.MML1.HNN. ML:1.3 0.000119035735 0.7808 AML other m 2022-01-22T23:31:19.80
IV.NRCA.HNN. ML:1.6 0.00030444835000000003 0.7712 AML other m 2022-01-22T23:31:19.60
IV.CESI.HHN. ML:0.6 0.000024857520000000002 1.1808 AML other m 2022-01-22T23:31:20.25
IV.MML1.EHE. ML:0.4 0.000017393270000000003 1.088 AML other m 2022-01-22T23:31:25.09
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