Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 10-02-2022 and time 21:22:34 (UTC) in region 4 km W Stroncone (TR)

A magnitude ML 1.5 earthquake occured in region: 4 km W Stroncone (TR), on

  • 10-02-2022 21:22:34 (UTC)
  • 10-02-2022 22:22:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4900, 12.6110 at 10 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.

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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
Stroncone TR 4 4917 4917
Configni RI 8 633 5550
Narni TR 9 19785 25335
Terni TR 9 111501 136836
Calvi dell'Umbria TR 10 1856 138692
Cottanello RI 11 563 139255
Vacone RI 12 256 139511
Montasola RI 13 395 139906
Otricoli TR 13 1869 141775
Greccio RI 14 1558 143333
Montebuono RI 14 883 144216
Colli sul Velino RI 14 533 144749
San Gemini TR 15 5018 149767
Tarano RI 15 1444 151211
Torri in Sabina RI 15 1256 152467
Contigliano RI 16 3783 156250
Labro RI 16 374 156624
Arrone TR 17 2763 159387
Casperia RI 18 1246 160633
Montefranco TR 18 1276 161909
Collevecchio RI 18 1577 163486
Magliano Sabina RI 18 3774 167260
Amelia TR 18 11897 179157
Orte VT 19 8923 188080
Morro Reatino RI 19 373 188453
Selci RI 19 1106 189559
Roccantica RI 20 563 190122

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km SW of Terni (111501 inhabitants)
42 Km E of Viterbo (67173 inhabitants)
53 Km S of Foligno (57155 inhabitants)
55 Km N of Guidonia Montecelio (88673 inhabitants)
60 Km N of Tivoli (56533 inhabitants)
67 Km W of L'Aquila (69753 inhabitants)
67 Km N of Roma (2864731 inhabitants)
71 Km S of Perugia (166134 inhabitants)
80 Km NE of Civitavecchia (52991 inhabitants)
85 Km NE of Fiumicino (78395 inhabitants)
90 Km N of Velletri (53303 inhabitants)
92 Km N of Pomezia (62966 inhabitants)
92 Km W of Teramo (54892 inhabitants)
100 Km N of Aprilia (73446 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 1.5 2022-02-10
21:22:34		 42.4898 12.6112 10 2022-07-08
12:33:59		 Bollettino Sismico Italiano INGV 104903351
Reviewed
Rev100 		ML 1.5 2022-02-10
21:22:34		 42.4932 12.619 11 2022-02-10
21:26:58		 Sala Sismica INGV-Roma 100850651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-10 21:22:34 ± 0.14
Latitude 42.4898 ± 0.0063
Longitude 12.6112 ± 0.0098
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 104903351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 808
Semi-minor axis of confidence ellipse (meter) 655
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 311
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 126
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.11961
Epicentral distance of station farthest from the epicenter (degree) 0.64841
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 23
Type of magnitude ML
Reference to an origin 104903351
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-20 10:01:02

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 100850651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-10 21:26:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2022-02-10T21:22:56.53 0.6 undecidable manual S 32 71.9724 50 0.56 40
IV.MC2.EHZ. 2022-02-10T21:22:55.21 0.3 undecidable manual S 45 66.378 50 0.73 57
IV.NRCA.HHZ. 2022-02-10T21:22:51.83 0.3 undecidable manual S 47 55.9995 50 0.12 69
IV.LNSS.HHZ. 2022-02-10T21:22:46.54 0.6 undecidable manual S 70 37.2294 50 -0.17 47
IV.FDMO.HHZ. 2022-02-10T21:22:46.72 0.3 undecidable manual P 32 71.9724 50 -0.02 68
IV.MC2.EHZ. 2022-02-10T21:22:46.11 0.6 undecidable manual P 45 66.378 50 0.24 44
IV.MOMA.HHZ. 2022-02-10T21:22:45.66 0.3 undecidable manual S 355 34.9428 50 -0.44 67
IV.ASSB.HHZ. 2022-02-10T21:22:45.51 0.6 undecidable manual P 4 61.3941 50 0.4 43
IV.MGAB.HHZ. 2022-02-10T21:22:45.59 0.6 undecidable manual P 319 62.0934 50 0.38 43
IV.SRES.HHE. 2022-02-10T21:22:44.91 0.6 undecidable manual S 196 29.2485 50 0.33 46
IV.GAVE.EHZ. 2022-02-10T21:22:44.92 0.3 undecidable manual S 46 32.2455 50 -0.44 67
IV.NRCA.HHZ. 2022-02-10T21:22:44.09 0.6 undecidable manual P 47 55.9995 50 -0.18 45
IV.LNSS.HHZ. 2022-02-10T21:22:41.19 0.1 undecidable manual P 70 37.2294 50 -0.2 94
IV.GAVE.EHZ. 2022-02-10T21:22:40.39 0.3 undecidable manual P 46 32.2455 50 -0.22 71
IV.ARRO.EHZ. 2022-02-10T21:22:40.64 0.3 undecidable manual S 52 16.0728 123 -0.08 75
IV.MOMA.HHZ. 2022-02-10T21:22:40.87 0.3 undecidable manual P 355 34.9428 50 -0.17 71
IV.CESX.HHZ. 2022-02-10T21:22:39.86 0.1 undecidable manual S 351 13.2756 128 -0.08 100
IV.SRES.HHE. 2022-02-10T21:22:39.67 0.6 undecidable manual P 196 29.2485 50 -0.48 45
IV.ARRO.EHZ. 2022-02-10T21:22:38.05 0.1 undecidable manual P 52 16.0728 123 0.12 99
IV.CESX.HHZ. 2022-02-10T21:22:37.64 0.1 undecidable manual P 351 13.2756 128 0.16 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESX.HHE. ML:1.3 0.00022600000000000002 0.4 AML other m 2022-02-10T21:22:40.25
IV.ARRO.EHN. ML:1.3 0.00017449999999999999 1.82 AML other m 2022-02-10T21:22:42.02
IV.ARRO.EHE. ML:1.2 0.00014800000000000002 0.18 AML other m 2022-02-10T21:22:43.11
IV.CESX.HHN. ML:1.2 0.00014500000000000003 0.4 AML other m 2022-02-10T21:22:43.74
IV.GAVE.EHN. ML:1.5 0.00015 0.12 AML other m 2022-02-10T21:22:45.62
IV.GAVE.EHE. ML:1.6 0.0001795 0.18 AML other m 2022-02-10T21:22:46.12
IV.MOMA.HHE. ML:1.4 0.00010813069999999999 0.0896 AML other m 2022-02-10T21:22:46.87
IV.MOMA.HHN. ML:1.4 0.00010115219 0.2304 AML other m 2022-02-10T21:22:45.00
IV.NRCA.HHN. ML:1.4 0.00005164569 0.1408 AML other m 2022-02-10T21:22:52.42
IV.NRCA.HHE. ML:1.6 0.00008005 0.16 AML other m 2022-02-10T21:22:52.76
IV.FDMO.HHE. ML:1.6 0.00006145 0.24 AML other m 2022-02-10T21:22:57.23
IV.FDMO.HHN. ML:1.4 0.0000407 0.26 AML other m 2022-02-10T21:22:57.41
IV.GAVE.HNN. ML:1.6 0.00019981100000000002 1.1136 AML other m 2022-02-10T21:22:46.66
IV.GAVE.HNE. ML:1.6 0.00019326669999999998 0.1792 AML other m 2022-02-10T21:22:46.11
IV.MOMA.HNN. ML:1.5 0.000134514745 0.7808 AML other m 2022-02-10T21:22:45.61
IV.MOMA.HNE. ML:1.5 0.00013573219 0.5632 AML other m 2022-02-10T21:22:48.08
IV.NRCA.HNE. ML:1.8 0.0001436365 2.0096 AML other m 2022-02-10T21:22:57.07
IV.NRCA.HNN. ML:2.0 0.00024938107999999997 0.8832 AML other m 2022-02-10T21:23:09.10
IV.MGAB.HHN. ML:1.2 0.00002769237 0.2048 AML other m 2022-02-10T21:22:55.54
IV.MGAB.HNN. ML:1.8 0.00012082876500000001 0.5632 AML other m 2022-02-10T21:22:58.59
IV.MGAB.HHE. ML:1.2 0.000029612435 0.1536 AML other m 2022-02-10T21:22:56.26
IV.MC2.EHE. ML:1.6 0.000067797145 0.1792 AML other m 2022-02-10T21:22:57.49
IV.MC2.EHN. ML:1.6 0.00006759024999999999 0.256 AML other m 2022-02-10T21:22:55.55
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