Earthquake with magnitude of ML 1.0 on date 18-01-2022 and time 05:09:21 (Italy) in region 4 km SE Cittareale (RI)

A magnitude ML 1.0 earthquake occured in region: 4 km SE Cittareale (RI), on

  • 18-01-2022 04:09:21 (UTC)
  • 18-01-2022 05:09:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6000, 13.2050 at 14 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
Cittareale RI 4 482 482
Amatrice RI 8 2657 3139
Montereale AQ 9 2581 5720
Borbona RI 11 617 6337
Accumoli RI 11 667 7004
Capitignano AQ 12 665 7669
Posta RI 12 694 8363
Campotosto AQ 14 542 8905
Cagnano Amiterno AQ 16 1369 10274
Barete AQ 18 737 11011
Pizzoli AQ 20 4326 15337

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NW of L'Aquila (69753 inhabitants)
42 Km W of Teramo (54892 inhabitants)
46 Km E of Terni (111501 inhabitants)
57 Km SE of Foligno (57155 inhabitants)
77 Km NE of Guidonia Montecelio (88673 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
78 Km NE of Tivoli (56533 inhabitants)
84 Km W of Chieti (51815 inhabitants)
84 Km W of Pescara (121014 inhabitants)
87 Km SE of Perugia (166134 inhabitants)
92 Km E of Viterbo (67173 inhabitants)
98 Km NE of Roma (2864731 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 1.0 2022-01-18
04:09:21
42.5998 13.2048 14 2022-01-18
04:16:14
Sala Sismica INGV-Roma 99895591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-18 04:09:21 ± 0.18
Latitude 42.5998 ± 0.0081
Longitude 13.2048 ± 0.0073
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 99895591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 668
Semi-minor axis of confidence ellipse (meter) 645
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 328
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
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) 0.09083
Epicentral distance of station farthest from the epicenter (degree) 0.31206
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 99895591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-18 04:16:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTRA.HNN. 2022-01-18T04:09:29.93 0.3 undecidable manual S 42 23.3544 106 -0.34 72
IV.MMO1.EHZ. 2022-01-18T04:09:28.33 0.6 negative manual P 17 34.6431 98 0.09 50
IV.NRCA.HHN. 2022-01-18T04:09:27.31 0.1 undecidable manual P 344 26.9508 103 0.24 98
IV.RM33.EHZ. 2022-01-18T04:09:27.06 0.3 undecidable manual S 176 10.0788 136 -0.12 77
IV.TERO.HHZ. 2022-01-18T04:09:27.96 0.3 undecidable manual P 85 32.6451 99 0.03 76
IV.SMA1.EHZ. 2022-01-18T04:09:27.34 0.3 undecidable manual S 72 11.1777 132 -0.05 78
IV.LNSS.HHZ. 2022-01-18T04:09:27.68 0.3 undecidable manual S 272 13.4754 125 -0.18 76
IV.GAVE.HNE. 2022-01-18T04:09:26.93 0.6 undecidable manual P 292 27.3504 102 -0.19 49
IV.MTRA.HNN. 2022-01-18T04:09:26.39 0.1 undecidable manual P 42 23.3544 106 -0.14 100
IV.SMA1.EHZ. 2022-01-18T04:09:25.16 0.1 positive manual P 72 11.1777 132 0.29 100
IV.LNSS.HHZ. 2022-01-18T04:09:25.28 0.6 positive manual P 272 13.4754 125 0.14 51
IV.RM33.EHZ. 2022-01-18T04:09:24.90 1.0 undecidable manual P 176 10.0788 136 0.15 26
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.1 0.0001161 0.24 AML other m 2022-01-18T04:09:27.23
IV.RM33.EHE. ML:1.0 0.0000981 0.66 AML other m 2022-01-18T04:09:27.51
IV.SMA1.EHN. ML:1.0 0.0000923 0.26 AML other m 2022-01-18T04:09:27.65
IV.SMA1.EHE. ML:1.0 0.0000871 0.32 AML other m 2022-01-18T04:09:27.77
IV.LNSS.HHN. ML:0.9 0.00006575 0.34 AML other m 2022-01-18T04:09:27.78
IV.LNSS.HHE. ML:1.0 0.00008935 0.12 AML other m 2022-01-18T04:09:27.88
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