Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 09-01-2022 and time 15:09:48 (Italy) in region 5 km N Calvi dell'Umbria (TR)

A magnitude ML 1.2 earthquake occured in region: 5 km N Calvi dell'Umbria (TR), on

  • 09-01-2022 14:09:48 (UTC)
  • 09-01-2022 15:09:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4410, 12.5530 at 7 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
Calvi dell'Umbria TR 5 1856 1856
Otricoli TR 6 1869 3725
Configni RI 8 633 4358
Vacone RI 9 256 4614
Montebuono RI 9 883 5497
Narni TR 9 19785 25282
Tarano RI 10 1444 26726
Magliano Sabina RI 11 3774 30500
Stroncone TR 11 4917 35417
Cottanello RI 12 563 35980
Collevecchio RI 12 1577 37557
Torri in Sabina RI 12 1256 38813
Montasola RI 12 395 39208
Orte VT 14 8923 48131
Gallese VT 14 2849 50980
Selci RI 15 1106 52086
Casperia RI 15 1246 53332
Terni TR 16 111501 164833
Stimigliano RI 16 2328 167161
Forano RI 16 3179 170340
Cantalupo in Sabina RI 17 1685 172025
Vasanello VT 17 4068 176093
Penna in Teverina TR 17 1099 177192
Amelia TR 18 11897 189089
Roccantica RI 18 563 189652
Greccio RI 18 1558 191210
Contigliano RI 18 3783 194993
San Gemini TR 19 5018 200011
Corchiano VT 19 3869 203880
Poggio Catino RI 20 1341 205221
Colli sul Velino RI 20 533 205754

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km SW of Terni (111501 inhabitants)
37 Km E of Viterbo (67173 inhabitants)
51 Km N of Guidonia Montecelio (88673 inhabitants)
57 Km NW of Tivoli (56533 inhabitants)
59 Km S of Foligno (57155 inhabitants)
61 Km N of Roma (2864731 inhabitants)
70 Km W of L'Aquila (69753 inhabitants)
74 Km NE of Civitavecchia (52991 inhabitants)
75 Km S of Perugia (166134 inhabitants)
79 Km NE of Fiumicino (78395 inhabitants)
86 Km N of Pomezia (62966 inhabitants)
86 Km N of Velletri (53303 inhabitants)
94 Km N of Aprilia (73446 inhabitants)
97 Km W of Teramo (54892 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 1.2 2022-01-09
14:09:48		 42.4413 12.5533 7 2022-07-08
12:33:39		 Bollettino Sismico Italiano INGV 102619741
Reviewed
Rev100 		ML 1.2 2022-01-09
14:09:48		 42.4407 12.5522 7 2022-01-09
14:18:01		 Sala Sismica INGV-Roma 99489451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-09 14:09:48 ± 0.13
Latitude 42.4413 ± 0.0054
Longitude 12.5533 ± 0.0110
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 102619741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 859
Semi-minor axis of confidence ellipse (meter) 394
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 111
Circular confidence region, given by single value of horizontal uncertainty (meter) 860.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 68
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.16907
Epicentral distance of station farthest from the epicenter (degree) 0.62413
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 102619741
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-03-31 14:24:43

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 99489451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-09 14:18:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2022-01-09T14:10:09.20 0.6 undecidable manual S 46 63.1923 50 0.27 45
IV.MGAB.HNE. 2022-01-09T14:10:09.89 0.6 undecidable manual S 326 63.492 50 0.88 37
IV.RM33.EHZ. 2022-01-09T14:10:06.77 0.6 undecidable manual S 82 54.6009 50 0.11 47
IV.GAVE.EHZ. 2022-01-09T14:10:02.77 0.6 undecidable manual S 45 39.3273 50 0.19 48
IV.MOMA.HHZ. 2022-01-09T14:10:02.29 0.6 undecidable manual S 2 40.2264 50 -0.53 44
IV.SACS.HNE. 2022-01-09T14:10:01.71 0.6 undecidable manual P 311 69.2751 50 0.34 44
IV.MGAB.HNE. 2022-01-09T14:10:00.33 0.3 undecidable manual P 326 63.492 50 -0.14 69
IT.RMVT.HGE. 2022-01-09T14:09:59.75 0.3 undecidable manual P 186 54.1014 50 0.72 60
IV.NRCA.HHZ. 2022-01-09T14:09:59.90 0.3 undecidable manual P 46 63.1923 50 -0.52 63
IV.MTCE.HHE. 2022-01-09T14:09:58.12 0.6 undecidable manual P 161 48.9177 50 -0.11 47
IV.ARRO.EHE. 2022-01-09T14:09:58.03 0.6 undecidable manual S 49 23.1546 108 0.81 40
IV.RM33.EHZ. 2022-01-09T14:09:58.88 0.3 undecidable manual P 82 54.6009 50 -0.23 69
IV.BARO.HNE. 2022-01-09T14:09:57.94 0.6 undecidable manual P 243 46.4202 50 0.1 48
IV.GAVE.EHZ. 2022-01-09T14:09:56.45 0.3 undecidable manual P 45 39.3273 50 -0.31 70
IV.MOMA.HHZ. 2022-01-09T14:09:56.37 0.3 undecidable manual P 2 40.2264 50 -0.52 66
IV.SRES.HHZ. 2022-01-09T14:09:56.37 0.6 undecidable manual S 189 22.9548 108 -0.79 41
IV.CESX.HHZ. 2022-01-09T14:09:55.42 0.6 undecidable manual S 8 18.7701 111 -0.36 48
IT.MMP1.HGE. 2022-01-09T14:09:54.44 0.6 undecidable manual P 143 26.6511 105 0.11 49
IV.SRES.HHZ. 2022-01-09T14:09:53.79 0.3 undecidable manual P 189 22.9548 108 0.17 74
IV.CESX.HHZ. 2022-01-09T14:09:53.00 0.3 undecidable manual P 8 18.7701 111 0.17 74
IV.ARRO.EHE. 2022-01-09T14:09:53.74 0.1 undecidable manual P 49 23.1546 108 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SRES.HHE. ML:0.7 0.000032575065000000004 0.3808 AML other m 2022-01-09T14:09:56.81
IV.SRES.HHN. ML:0.7 0.00003595842 0.816 AML other m 2022-01-09T14:09:57.81
IV.CESX.HHE. ML:1.0 0.000085632175 0.2432 AML other m 2022-01-09T14:09:58.64
IV.MOMA.HNN. ML:1.6 0.0001492063 0.8896 AML other m 2022-01-09T14:10:02.57
IV.CESX.HHN. ML:1.0 0.000090337535 0.4032 AML other m 2022-01-09T14:10:02.49
IV.MOMA.HHE. ML:1.4 0.000085849205 0.2176 AML other m 2022-01-09T14:10:03.73
IV.MOMA.HNE. ML:1.4 0.00008471558999999999 0.4192 AML other m 2022-01-09T14:10:04.72
IV.GAVE.EHN. ML:1.2 0.00004785474 0.2368 AML other m 2022-01-09T14:10:04.81
IV.MOMA.HHN. ML:1.3 0.000064111395 1.7824 AML other m 2022-01-09T14:10:05.93
IV.GAVE.EHE. ML:1.1 0.00004258222 0.1664 AML other m 2022-01-09T14:10:05.88
IV.RM33.EHE. ML:1.1 0.000031961489999999995 0.8832 AML other m 2022-01-09T14:10:07.52
IV.RM33.EHN. ML:1.4 0.00005288843 0.56 AML other m 2022-01-09T14:10:08.07
IV.NRCA.HHE. ML:1.2 0.000029095139999999998 0.1792 AML other m 2022-01-09T14:10:10.74
IV.NRCA.HHN. ML:1.1 0.00002566496 1.8592 AML other m 2022-01-09T14:10:10.06
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