Earthquake with magnitude of ML 0.9 on date 21-02-2022 and time 14:08:00 (UTC) in region 1 km E Sefro (MC)

A magnitude ML 0.9 earthquake occured in region: 1 km E Sefro (MC), on

  • 21-02-2022 14:08:00 (UTC)
  • 21-02-2022 15:08:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1420, 12.9630 at 11 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
Sefro MC 1 422 422
Pioraco MC 5 1134 1556
Fiuminata MC 6 1402 2958
Serravalle di Chienti MC 8 1070 4028
Camerino MC 9 6974 11002
Muccia MC 9 915 11917
Castelraimondo MC 11 4587 16504
Esanatoglia MC 12 2034 18538
Pieve Torina MC 13 1458 19996
Pievebovigliana MC 13 866 20862
Matelica MC 13 9981 30843
Gagliole MC 14 620 31463
Nocera Umbra PG 14 5839 37302
Fiordimonte MC 16 202 37504
Monte Cavallo MC 17 145 37649
Gualdo Tadino PG 18 15208 52857
Serrapetrona MC 19 966 53823
Valtopina PG 19 1398 55221
Fiastra MC 20 559 55780
Cerreto d'Esi AN 20 3817 59597

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NE of Foligno (57155 inhabitants)
47 Km E of Perugia (166134 inhabitants)
69 Km SW of Ancona (100861 inhabitants)
70 Km NE of Terni (111501 inhabitants)
78 Km S of Fano (60888 inhabitants)
81 Km NW of Teramo (54892 inhabitants)
86 Km S of Pesaro (94582 inhabitants)
95 Km E of Arezzo (99543 inhabitants)
95 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 0.9 2022-02-21
14:08:00
43.1422 12.9627 11 2022-02-21
14:17:21
Sala Sismica INGV-Roma 101229101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-21 14:08:00 ± 0.07
Latitude 43.1422 ± 0.0027
Longitude 12.9627 ± 0.0074
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 101229101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 566
Semi-minor axis of confidence ellipse (meter) 265
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 81
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.24282
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 101229101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-21 14:17:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
FR.SAOF.HHZ.00 2022-02-21T14:09:53.17 3.0 undecidable manual Sn 9.17 0
IV.MRVN.HHZ. 2022-02-21T14:09:32.35 3.0 undecidable manual Sn 5.44 0
IV.MSRU.HHZ. 2022-02-21T14:09:31.31 3.0 undecidable manual Pg 14.58 0
GU.RORO.HHZ. 2022-02-21T14:09:00.51 3.0 undecidable manual Pn 7.62 0
IV.CELB.HHZ. 2022-02-21T14:08:57.04 3.0 undecidable manual Sn -0.4 0
SI.ROSI.HHZ. 2022-02-21T14:08:56.57 3.0 positive manual Pn 1.29 0
IV.LRP.EHZ. 2022-02-21T14:08:52.20 3.0 undecidable manual Sg 3.97 0
IV.MRLC.HHZ. 2022-02-21T14:08:52.79 3.0 undecidable manual Pg 6.53 0
IV.MCRV.HHZ. 2022-02-21T14:08:42.93 3.0 undecidable manual Pn -1.14 0
IV.IMOL.HNZ. 2022-02-21T14:08:40.76 3.0 undecidable manual Sn 0.02 0
IV.SGRT.HHZ. 2022-02-21T14:08:38.32 3.0 positive manual Pn 0.06 0
IV.SGG.HHZ. 2022-02-21T14:08:38.18 3.0 undecidable manual Pg 5.44 0
IV.VITU.HNZ. 2022-02-21T14:08:35.78 3.0 undecidable manual Pn -0.67 0
IV.ATCC.EHZ. 2022-02-21T14:08:10.52 0.6 undecidable manual S 280 26.5512 50 0.1 48
IV.FDMO.HHZ. 2022-02-21T14:08:07.22 0.3 undecidable manual S 139 15.4734 125 -0.08 74
IV.CESI.HHZ. 2022-02-21T14:08:07.37 0.6 undecidable manual S 197 15.9729 124 -0.06 50
IV.ATCC.EHZ. 2022-02-21T14:08:06.31 0.3 undecidable manual P 280 26.5512 50 -0.04 74
IV.SNTG.HHZ. 2022-02-21T14:08:06.35 0.6 undecidable manual S 352 12.6762 130 -0.17 49
IV.ASSB.HHZ. 2022-02-21T14:08:06.22 0.6 positive manual P 246 26.9508 50 -0.2 47
IV.CESI.HHZ. 2022-02-21T14:08:04.68 0.1 positive manual P 197 15.9729 124 0.05 100
IV.SNTG.HHZ. 2022-02-21T14:08:04.16 0.1 undecidable manual P 352 12.6762 130 0.06 100
IV.FDMO.HHZ. 2022-02-21T14:08:04.61 0.6 positive manual P 139 15.4734 125 0.06 50
IV.MML1.EHZ. 2022-02-21T14:08:04.56 0.6 undecidable manual S 167 3.2967 163 -0.09 50
IV.MML1.EHZ. 2022-02-21T14:08:03.18 0.1 negative manual P 167 3.2967 163 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.EHE. ML:0.9 0.00012195 0.8 AML other m 2022-02-21T14:08:04.86
IV.MML1.EHN. ML:0.8 0.0001062 0.8 AML other m 2022-02-21T14:08:05.02
IV.SNTG.HHE. ML:0.9 0.0000833 1.08 AML other m 2022-02-21T14:08:06.54
IV.SNTG.HHN. ML:0.9 0.0000908 0.26 AML other m 2022-02-21T14:08:06.73
IV.CESI.HHE. ML:1.4 0.0002185 0.14 AML other m 2022-02-21T14:08:07.54
IV.CESI.HHN. ML:1.0 0.00010159999999999999 0.28 AML other m 2022-02-21T14:08:07.93
IV.FDMO.HHE. ML:0.6 0.000038063765 0.1152 AML other m 2022-02-21T14:08:07.51
IV.FDMO.HHN. ML:0.6 0.00004211429 0.1344 AML other m 2022-02-21T14:08:07.48
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