Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 08-01-2022 and time 12:56:41 (Italy) in region 4 km SE Borbona (RI)

A magnitude ML 1.4 earthquake occured in region: 4 km SE Borbona (RI), on

  • 08-01-2022 11:56:41 (UTC)
  • 08-01-2022 12:56:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4910, 13.1740 at 14 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
Borbona RI 4 617 617
Cagnano Amiterno AQ 6 1369 1986
Montereale AQ 7 2581 4567
Posta RI 7 694 5261
Barete AQ 10 737 5998
Micigliano RI 11 127 6125
Capitignano AQ 11 665 6790
Antrodoco RI 11 2588 9378
Pizzoli AQ 12 4326 13704
Borgo Velino RI 13 972 14676
Cittareale RI 14 482 15158
Scoppito AQ 15 3727 18885
Castel Sant'Angelo RI 16 1308 20193
Campotosto AQ 18 542 20735
Amatrice RI 18 2657 23392
Leonessa RI 19 2435 25827

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NW of L'Aquila (69753 inhabitants)
44 Km E of Terni (111501 inhabitants)
47 Km W of Teramo (54892 inhabitants)
64 Km SE of Foligno (57155 inhabitants)
66 Km NE of Guidonia Montecelio (88673 inhabitants)
66 Km NE of Tivoli (56533 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
83 Km W of Chieti (51815 inhabitants)
85 Km W of Pescara (121014 inhabitants)
87 Km NE of Roma (2864731 inhabitants)
88 Km E of Viterbo (67173 inhabitants)
94 Km SE of Perugia (166134 inhabitants)
95 Km NE of Velletri (53303 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 1.4 2022-01-08
11:56:41		 42.491 13.1735 14 2022-07-08
12:33:25		 Bollettino Sismico Italiano INGV 100261591
Reviewed
Rev100 		ML 1.5 2022-01-08
11:56:41		 42.5002 13.1627 13 2022-01-08
12:04:30		 Sala Sismica INGV-Roma 99464021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-08 11:56:41 ± 0.09
Latitude 42.4910 ± 0.0036
Longitude 13.1735 ± 0.0049
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 100261591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 378
Semi-minor axis of confidence ellipse (meter) 184
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 71
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.03507
Epicentral distance of station farthest from the epicenter (degree) 0.42358
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:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 100261591
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-01-28 09:33:27

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 99464021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-08 12:04:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MC2.EHZ. 2022-01-08T11:56:57.03 0.3 undecidable manual S 2 46.62 95 0.5 64
IV.MMO1.EHZ. 2022-01-08T11:56:56.64 0.6 undecidable manual S 15 47.0196 95 0.02 47
IV.NRCA.HHZ. 2022-01-08T11:56:54.16 0.3 undecidable manual S 353 38.3283 97 -0.16 70
IV.TERO.HHZ. 2022-01-08T11:56:53.87 0.6 undecidable manual S 67 38.1285 97 -0.39 45
IV.GAVE.EHZ. 2022-01-08T11:56:52.48 0.3 undecidable manual S 314 31.9458 99 -0.15 71
IV.MTRA.EHZ. 2022-01-08T11:56:52.95 0.3 undecidable manual S 32 34.6431 98 -0.4 67
IV.FIAM.HNE. 2022-01-08T11:56:50.72 0.3 undecidable manual S 191 25.1526 104 -0.15 72
IV.MMO1.EHZ. 2022-01-08T11:56:50.27 0.1 undecidable manual P 15 47.0196 95 0 95
IV.MC2.EHZ. 2022-01-08T11:56:50.46 0.1 undecidable manual P 2 46.62 95 0.24 91
IV.CAMP.HHE. 2022-01-08T11:56:49.48 0.3 undecidable manual S 75 19.869 111 -0.04 75
IV.SMA1.EHZ. 2022-01-08T11:56:49.77 0.3 undecidable manual S 40 20.3685 110 0.13 73
IV.NRCA.HHZ. 2022-01-08T11:56:48.79 0.3 undecidable manual P 353 38.3283 97 -0.15 70
IV.LNSS.HHZ. 2022-01-08T11:56:48.51 0.3 undecidable manual S 319 16.4724 117 -0.18 72
IV.TERO.HHZ. 2022-01-08T11:56:48.69 0.1 undecidable manual P 67 38.1285 97 -0.21 93
IV.GAVE.EHZ. 2022-01-08T11:56:48.17 0.3 undecidable manual P 314 31.9458 99 0.21 70
IV.MTRA.EHZ. 2022-01-08T11:56:48.17 0.3 undecidable manual P 32 34.6431 98 -0.21 70
IV.RM33.EHZ. 2022-01-08T11:56:46.30 0.3 undecidable manual S 59 3.8961 161 -0.14 75
IV.SMA1.EHZ. 2022-01-08T11:56:46.44 0.1 undecidable manual P 40 20.3685 110 0.21 96
IV.FIAM.HNE. 2022-01-08T11:56:46.99 0.1 undecidable manual P 191 25.1526 104 0.05 98
IV.CAMP.HHE. 2022-01-08T11:56:46.43 0.1 undecidable manual P 75 19.869 111 0.26 94
IV.LNSS.HHZ. 2022-01-08T11:56:45.76 0.1 undecidable manual P 319 16.4724 117 0.07 99
IV.RM33.EHZ. 2022-01-08T11:56:44.52 0.1 undecidable manual P 59 3.8961 161 0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.5 0.000388 0.14 AML other m 2022-01-08T11:56:46.39
IV.RM33.EHE. ML:1.4 0.0002685 0.1 AML other m 2022-01-08T11:56:46.83
IV.LNSS.HHE. ML:1.4 0.0001785 1.58 AML other m 2022-01-08T11:56:48.07
IV.LNSS.HHN. ML:1.3 0.0001455 1.02 AML other m 2022-01-08T11:56:49.63
IV.SMA1.EHN. ML:1.6 0.000288 0.28 AML other m 2022-01-08T11:56:50.17
IV.SMA1.EHE. ML:1.7 0.00035749999999999996 1.48 AML other m 2022-01-08T11:56:50.22
IV.MTRA.EHN. ML:1.6 0.00017449999999999999 1.02 AML other m 2022-01-08T11:56:53.93
IV.MTRA.EHE. ML:1.6 0.0001475 1.64 AML other m 2022-01-08T11:56:53.93
IV.NRCA.HHE. ML:1.4 0.00008740000000000001 0.18 AML other m 2022-01-08T11:56:54.55
IV.NRCA.HHN. ML:1.2 0.0000604 0.42 AML other m 2022-01-08T11:56:55.75
IV.RM33.HNE. ML:1.2 0.00020334201499999999 0.16 AML other m 2022-01-08T11:56:47.79
IV.RM33.HNN. ML:1.5 0.00040888035 0.1408 AML other m 2022-01-08T11:56:46.46
IV.GAVE.EHN. ML:0.9 0.000036223875 4.2432 AML other m 2022-01-08T11:56:52.79
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