Earthquake with magnitude of ML 1.4 on date 20-01-2022 and time 15:53:17 (UTC) in region 2 km E Micigliano (RI)

A magnitude ML 1.4 earthquake occured in region: 2 km E Micigliano (RI), on

  • 20-01-2022 15:53:17 (UTC)
  • 20-01-2022 16:53:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4520, 13.0840 at 10 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
Micigliano RI 2 127 127
Antrodoco RI 4 2588 2715
Borgo Velino RI 6 972 3687
Castel Sant'Angelo RI 8 1308 4995
Borbona RI 8 617 5612
Posta RI 8 694 6306
Cagnano Amiterno AQ 12 1369 7675
Cittaducale RI 13 6828 14503
Cantalice RI 15 2755 17258
Leonessa RI 16 2435 19693
Montereale AQ 16 2581 22274
Barete AQ 16 737 23011
Concerviano RI 16 291 23302
Scoppito AQ 17 3727 27029
Poggio Bustone RI 17 2055 29084
Pizzoli AQ 18 4326 33410
Petrella Salto RI 18 1197 34607
Rieti RI 19 47698 82305
Capitignano AQ 19 665 82970
Cittareale RI 20 482 83452

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km W of L'Aquila (69753 inhabitants)
38 Km E of Terni (111501 inhabitants)
56 Km W of Teramo (54892 inhabitants)
58 Km NE of Guidonia Montecelio (88673 inhabitants)
59 Km NE of Tivoli (56533 inhabitants)
64 Km SE of Foligno (57155 inhabitants)
79 Km NE of Roma (2864731 inhabitants)
80 Km E of Viterbo (67173 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
89 Km N of Velletri (53303 inhabitants)
90 Km W of Chieti (51815 inhabitants)
92 Km SE of Perugia (166134 inhabitants)
93 Km W of Pescara (121014 inhabitants)
99 Km NE of Pomezia (62966 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 1.4 2022-01-20
15:53:17
42.4525 13.0837 10 2022-01-20
15:57:35
Sala Sismica INGV-Roma 99986211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-20 15:53:17 ± 0.1
Latitude 42.4525 ± 0.0045
Longitude 13.0837 ± 0.0085
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 99986211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 726
Semi-minor axis of confidence ellipse (meter) 304
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 91
Circular confidence region, given by single value of horizontal uncertainty (meter) 730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 127
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.11152
Epicentral distance of station farthest from the epicenter (degree) 0.27699
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 99986211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-20 15:57:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHZ. 2022-01-20T15:53:27.87 0.6 undecidable manual S 46 28.5492 50 0.04 49
IV.FIAM.HHE. 2022-01-20T15:53:25.36 0.6 undecidable manual S 172 20.6682 116 -0.13 48
IV.ARRO.EHZ. 2022-01-20T15:53:24.16 0.6 undecidable manual P 299 29.5482 50 0.53 44
IV.LNSS.HHZ. 2022-01-20T15:53:24.16 0.6 undecidable manual S 348 17.0718 120 -0.22 48
IV.SMA1.EHZ. 2022-01-20T15:53:23.31 0.1 positive manual P 46 28.5492 50 -0.17 95
IV.RM33.EHZ. 2022-01-20T15:53:23.16 0.6 undecidable manual S 60 12.3765 129 0.1 49
IV.GAVE.EHZ. 2022-01-20T15:53:23.59 0.6 undecidable manual P 330 30.747 50 -0.23 47
IV.FIAM.HHE. 2022-01-20T15:53:22.09 0.3 undecidable manual P 172 20.6682 116 -0.03 74
IV.LNSS.HHZ. 2022-01-20T15:53:21.48 0.1 undecidable manual P 348 17.0718 120 0 100
IV.RM33.EHZ. 2022-01-20T15:53:20.87 0.1 positive manual P 60 12.3765 129 0.15 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:1.5 0.00026207965 0.128 AML other m 2022-01-20T15:53:24.66
IV.LNSS.HHE. ML:1.4 0.00023920470000000002 0.128 AML other m 2022-01-20T15:53:24.76
IV.SMA1.EHE. ML:1.4 0.000126 0.18 AML other m 2022-01-20T15:53:28.10
IV.SMA1.EHN. ML:1.1 0.000060226415 0.1408 AML other m 2022-01-20T15:53:28.33
IV.RM33.EHE. ML:1.5 0.0003397231 0.1536 AML other m 2022-01-20T15:53:23.85
IV.RM33.EHN. ML:1.2 0.00019257429999999998 0.2176 AML other m 2022-01-20T15:53:24.04
IV.RM33.HNE. ML:1.5 0.00034842149999999997 0.1664 AML other m 2022-01-20T15:53:23.85
IV.RM33.HNN. ML:1.2 0.00018288105 0.1536 AML other m 2022-01-20T15:53:24.62
IV.LNSS.HNE. ML:1.4 0.00023078100000000003 0.1152 AML other m 2022-01-20T15:53:24.76
IV.LNSS.HNN. ML:1.5 0.0002564319 0.1408 AML other m 2022-01-20T15:53:24.60
IV.GAVE.HNE. ML:1.4 0.00012375901 0.6784 AML other m 2022-01-20T15:53:34.37
IV.GAVE.HNN. ML:1.7 0.0002139395 0.6656 AML other m 2022-01-20T15:53:27.10
IV.GAVE.EHE. ML:1.1 0.000060310479999999997 0.2816 AML other m 2022-01-20T15:53:28.81
IV.GAVE.EHN. ML:1.2 0.00007542205500000001 0.2304 AML other m 2022-01-20T15:53:28.31
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