Earthquake with magnitude of ML 1.0 on date 23-02-2022 and time 09:52:11 (Italy) in region 3 km E Sefro (MC)

A magnitude ML 1.0 earthquake occured in region: 3 km E Sefro (MC), on

  • 23-02-2022 08:52:11 (UTC)
  • 23-02-2022 09:52:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1530, 12.9820 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
Sefro MC 3 422 422
Pioraco MC 3 1134 1556
Fiuminata MC 6 1402 2958
Camerino MC 7 6974 9932
Castelraimondo MC 9 4587 14519
Serravalle di Chienti MC 9 1070 15589
Muccia MC 9 915 16504
Esanatoglia MC 11 2034 18538
Matelica MC 12 9981 28519
Gagliole MC 12 620 29139
Pievebovigliana MC 13 866 30005
Pieve Torina MC 13 1458 31463
Fiordimonte MC 16 202 31665
Nocera Umbra PG 16 5839 37504
Serrapetrona MC 17 966 38470
Monte Cavallo MC 18 145 38615
San Severino Marche MC 18 12726 51341
Gualdo Tadino PG 18 15208 66549
Cerreto d'Esi AN 19 3817 70366
Fiastra MC 19 559 70925
Caldarola MC 20 1823 72748

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NE of Foligno (57155 inhabitants)
48 Km E of Perugia (166134 inhabitants)
68 Km SW of Ancona (100861 inhabitants)
71 Km NE of Terni (111501 inhabitants)
77 Km S of Fano (60888 inhabitants)
80 Km NW of Teramo (54892 inhabitants)
85 Km S of Pesaro (94582 inhabitants)
95 Km NW of L'Aquila (69753 inhabitants)
96 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 1.0 2022-02-23
08:52:11
43.1528 12.9825 13 2022-07-08
12:33:32
Bollettino Sismico Italiano INGV 101451071
Reviewed
Rev100
ML 1.1 2022-02-23
08:52:11
43.1598 12.9813 13 2022-02-23
08:56:04
Sala Sismica INGV-Roma 101367351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-23 08:52:11 ± 0.06
Latitude 43.1528 ± 0.0027
Longitude 12.9825 ± 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 101451071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 330
Semi-minor axis of confidence ellipse (meter) 99
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 310
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.04047
Epicentral distance of station farthest from the epicenter (degree) 0.33365
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 101367351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-23 08:56:04

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 101451071
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-25 16:08:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MC2.EHZ. 2022-02-23T08:52:23.09 0.6 undecidable manual S 148 31.5462 96 0.43 44
IV.ATCC.EHZ. 2022-02-23T08:52:22.05 0.6 undecidable manual S 277 27.9498 97 0.36 46
IV.ASSB.HHZ. 2022-02-23T08:52:22.12 0.6 undecidable manual S 245 28.9488 97 0.16 47
IV.CING.HNZ. 2022-02-23T08:52:22.45 0.6 undecidable manual S 35 30.1476 96 0.19 47
IV.FEMA.HNZ. 2022-02-23T08:52:20.27 0.1 undecidable manual S 166 21.867 101 0.18 95
IV.CESI.HHZ. 2022-02-23T08:52:19.19 0.6 undecidable manual S 201 17.5713 108 0.21 48
IV.CSP1.EHZ. 2022-02-23T08:52:19.50 0.6 undecidable manual S 111 19.2696 105 0.1 48
IV.EL6.EHZ. 2022-02-23T08:52:19.98 0.6 undecidable manual S 26 21.867 101 -0.09 48
IV.MC2.EHZ. 2022-02-23T08:52:18.11 0.6 negative manual P 148 31.5462 96 0.06 48
IV.PF6.EHZ. 2022-02-23T08:52:18.55 0.1 undecidable manual S 95 17.2716 108 -0.34 93
IV.FDMO.HHZ. 2022-02-23T08:52:18.50 0.6 undecidable manual S 147 15.4734 113 0.05 49
IV.NRCA.HHZ. 2022-02-23T08:52:18.76 0.6 undecidable manual P 163 37.0296 94 -0.12 47
IV.MDAR.HNZ. 2022-02-23T08:52:18.03 0.1 undecidable manual S 71 13.6752 118 0.01 100
IT.MTCL.HGZ. 2022-02-23T08:52:18.74 0.1 undecidable manual S 176 17.6712 107 -0.27 94
IV.ATCC.EHZ. 2022-02-23T08:52:17.20 0.1 undecidable manual P 277 27.9498 97 -0.29 92
IV.ASSB.HHZ. 2022-02-23T08:52:17.59 0.1 undecidable manual P 245 28.9488 97 -0.05 96
IV.SNTG.HHZ. 2022-02-23T08:52:17.38 0.6 undecidable manual S 343 11.7771 124 -0.21 48
IV.CING.HNZ. 2022-02-23T08:52:17.93 0.1 undecidable manual P 35 30.1476 96 0.11 95
IV.CSP1.EHZ. 2022-02-23T08:52:16.24 0.1 negative manual P 111 19.2696 105 0.07 97
IV.FEMA.HNZ. 2022-02-23T08:52:16.08 0.1 undecidable manual P 166 21.867 101 -0.48 89
IV.EL6.EHZ. 2022-02-23T08:52:16.48 0.1 undecidable manual P 26 21.867 101 -0.07 97
IV.MML1.EHZ. 2022-02-23T08:52:16.38 0.6 undecidable manual S 191 4.4955 156 0.06 51
IV.CESI.HHZ. 2022-02-23T08:52:16.10 0.1 undecidable manual P 201 17.5713 108 0.18 96
IV.SNTG.HHZ. 2022-02-23T08:52:15.11 1.0 undecidable manual P 343 11.7771 124 -0.01 25
IV.PF6.EHZ. 2022-02-23T08:52:15.88 0.1 undecidable manual P 95 17.2716 108 0.01 99
IV.FDMO.HHZ. 2022-02-23T08:52:15.60 1.0 undecidable manual P 147 15.4734 113 -0.01 25
IV.MDAR.HNZ. 2022-02-23T08:52:15.78 0.1 undecidable manual P 71 13.6752 118 0.41 92
IT.MTCL.HGZ. 2022-02-23T08:52:15.80 0.1 undecidable manual P 176 17.6712 107 -0.14 97
IV.MML1.EHZ. 2022-02-23T08:52:14.54 0.6 undecidable manual P 191 4.4955 156 0.15 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.EHN. ML:0.9 0.00010334999999999999 0.34 AML other m 2022-02-23T08:52:16.53
IV.MML1.EHE. ML:1.0 0.0001225 0.26 AML other m 2022-02-23T08:52:16.64
IV.SNTG.HHN. ML:1.1 0.00011704999999999999 0.24 AML other m 2022-02-23T08:52:17.57
IV.SNTG.HHE. ML:1.1 0.000132 0.12 AML other m 2022-02-23T08:52:17.61
IV.CESI.HHE. ML:1.4 0.00018099999999999998 0.18 AML other m 2022-02-23T08:52:19.43
IV.CESI.HHN. ML:1.1 0.00009645000000000001 0.32 AML other m 2022-02-23T08:52:19.39
IV.EL6.EHN. ML:0.9 0.000052117075 0.16 AML other m 2022-02-23T08:52:20.36
IV.EL6.EHE. ML:0.9 0.0000497447885 0.1408 AML other m 2022-02-23T08:52:21.12
IV.ATCC.EHE. ML:0.8 0.0000306435475 0.1792 AML other m 2022-02-23T08:52:22.68
IV.ATCC.HNN. ML:1.3 0.000107925595 1.8304 AML other m 2022-02-23T08:52:21.24
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