Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 08-02-2022 and time 20:55:59 (Italy) in region 1 km E Castelsantangelo sul Nera (MC)

A magnitude ML 0.8 earthquake occured in region: 1 km E Castelsantangelo sul Nera (MC), on

  • 08-02-2022 19:55:59 (UTC)
  • 08-02-2022 20:55:59 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8970, 13.1650 at 4 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Castelsantangelo sul Nera MC 1 281 281
Ussita MC 6 444 725
Visso MC 7 1107 1832
Preci PG 10 724 2556
Bolognola MC 12 142 2698
Norcia PG 13 4957 7655
Montemonaco AP 13 604 8259
Acquacanina MC 15 121 8380
Montegallo AP 15 523 8903
Montefortino FM 15 1178 10081
Fiastra MC 16 559 10640
Fiordimonte MC 17 202 10842
Monte Cavallo MC 17 145 10987
Arquata del Tronto AP 18 1178 12165
Amandola FM 18 3629 15794
Pieve Torina MC 19 1458 17252
Sarnano MC 19 3264 20516
Sellano PG 19 1079 21595
Pievebovigliana MC 20 866 22461

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Foligno (57155 inhabitants)
51 Km NW of Teramo (54892 inhabitants)
56 Km NE of Terni (111501 inhabitants)
64 Km NW of L'Aquila (69753 inhabitants)
67 Km E of Perugia (166134 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
98 Km W of Pescara (121014 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 2022-02-08
19:55:59		 42.8973 13.1647 4 2022-02-08
20:04:01		 Sala Sismica INGV-Roma 100791051
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-08 19:55:59 ± 0.1
Latitude 42.8973 ± 0.0027
Longitude 13.1647 ± 0.0037
Depth (km) 4 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 100791051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 330
Semi-minor axis of confidence ellipse (meter) 100
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 184
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) 76
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.02248
Epicentral distance of station farthest from the epicenter (degree) 0.30847
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 100791051
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-08 20:04:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LNSS.HNN. 2022-02-08T19:56:11.37 0.6 undecidable manual S 197 34.2435 96 -0.17 47
IV.GAVE.EHZ. 2022-02-08T19:56:11.13 0.3 undecidable manual S 224 31.6461 96 0.48 66
IV.MF5.EHZ. 2022-02-08T19:56:09.42 0.3 undecidable manual S 67 25.9518 98 0.72 60
IV.MML1.EHZ. 2022-02-08T19:56:09.51 0.3 undecidable manual S 327 28.6491 97 -0.11 71
IV.MTRA.EHZ. 2022-02-08T19:56:08.42 0.6 undecidable manual S 129 24.4533 98 0.23 47
IV.CESI.HNE. 2022-02-08T19:56:08.26 0.6 undecidable manual S 300 24.2535 98 0.15 47
IV.CSP1.EHZ. 2022-02-08T19:56:07.24 0.6 undecidable manual S 9 21.867 99 -0.04 49
IV.GUMA.HHZ. 2022-02-08T19:56:07.75 0.3 undecidable manual S 37 22.9548 99 0.08 72
IV.LNSS.HNN. 2022-02-08T19:56:06.00 0.1 undecidable manual P 197 34.2435 96 -0.49 87
IV.FDMO.HHZ. 2022-02-08T19:56:05.88 0.3 undecidable manual S 338 16.6722 102 0.37 69
IV.MML1.EHZ. 2022-02-08T19:56:05.21 0.6 positive manual P 327 28.6491 97 -0.17 47
IV.MF5.EHZ. 2022-02-08T19:56:05.10 0.1 undecidable manual P 67 25.9518 98 0.24 93
IV.GAVE.EHZ. 2022-02-08T19:56:05.91 1.0 positive manual P 224 31.6461 96 -0.08 24
IV.GUMA.HHZ. 2022-02-08T19:56:04.20 0.3 negative manual P 37 22.9548 99 -0.06 73
IV.MTRA.EHZ. 2022-02-08T19:56:04.30 0.1 undecidable manual P 129 24.4533 98 -0.26 93
IV.CESI.HNE. 2022-02-08T19:56:04.23 0.1 undecidable manual P 300 24.2535 98 -0.29 92
7F.SIB2.EHN. 2022-02-08T19:56:03.72 0.6 undecidable manual S 93 11.3775 108 -0.01 50
IV.CSP1.EHZ. 2022-02-08T19:56:03.79 1.0 undecidable manual P 9 21.867 99 -0.24 23
IV.NRCA.HHZ. 2022-02-08T19:56:03.36 0.6 undecidable manual S 210 8.1807 114 0.66 43
IV.FDMO.HHZ. 2022-02-08T19:56:02.89 1.0 undecidable manual P 338 16.6722 102 -0.13 24
7F.SIB1.EHZ. 2022-02-08T19:56:02.96 0.3 undecidable manual S 92 8.5803 113 0.13 73
7F.SIB3.EHN. 2022-02-08T19:56:02.82 0.6 undecidable manual S 106 8.88 112 -0.12 49
7F.SIB1.EHZ. 2022-02-08T19:56:01.44 0.1 undecidable manual P 92 8.5803 113 -0.03 100
IV.NRCA.HHZ. 2022-02-08T19:56:01.68 0.3 negative manual P 210 8.1807 114 0.29 71
7F.SIB3.EHN. 2022-02-08T19:56:01.40 0.1 undecidable manual P 106 8.88 112 -0.13 98
7F.SIB2.EHN. 2022-02-08T19:56:01.79 0.1 undecidable manual P 93 11.3775 108 -0.19 96
IV.MC2.EHZ. 2022-02-08T19:56:00.26 0.1 undecidable manual P 52 2.4975 145 -0.22 97
IV.MC2.EHZ. 2022-02-08T19:56:00.85 0.6 undecidable manual S 52 2.4975 145 -0.27 48
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MC2.EHE. ML:0.0 0.004252173 0.1152 AML other m 2022-02-08T19:56:00.95
IV.MC2.EHN. ML:0.0 0.005296304 0.1792 AML other m 2022-02-08T19:56:00.95
IV.NRCA.HHE. ML:0.0 0.0004448263 0.1664 AML other m 2022-02-08T19:56:03.62
IV.NRCA.HHN. ML:0.0 0.00043177895 0.1792 AML other m 2022-02-08T19:56:04.10
IV.NRCA.HNE. ML:0.0 0.00046147534999999994 0.1536 AML other m 2022-02-08T19:56:03.55
IV.NRCA.HNN. ML:0.0 0.00038894165 0.1792 AML other m 2022-02-08T19:56:04.01
IV.FDMO.HHE. ML:0.7 0.00005233717 0.2048 AML other m 2022-02-08T19:56:07.57
IV.FDMO.HHN. ML:0.8 0.00007223030999999999 0.2304 AML other m 2022-02-08T19:56:07.44
IV.CSP1.EHE. ML:0.8 0.000048624609999999996 0.32 AML other m 2022-02-08T19:56:12.97
IV.CSP1.EHN. ML:0.8 0.00005216749 0.0768 AML other m 2022-02-08T19:56:08.33
IV.GUMA.HHE. ML:1.0 0.00007710575499999999 0.2176 AML other m 2022-02-08T19:56:09.98
IV.GUMA.HHN. ML:0.9 0.00006104551 0.256 AML other m 2022-02-08T19:56:08.88
IV.MML1.EHE. ML:0.4 0.0000166951 0.2176 AML other m 2022-02-08T19:56:11.95
IV.MML1.EHN. ML:0.7 0.000028117456499999997 0.192 AML other m 2022-02-08T19:56:12.15
IV.GAVE.EHE. ML:0.9 0.000036946115 0.2304 AML other m 2022-02-08T19:56:13.02
IV.GAVE.EHN. ML:0.9 0.000032630960000000004 0.2432 AML other m 2022-02-08T19:56:13.09
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