Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 10-01-2020 and time 12:57:28 (Italy) in region 8 km NW Cittareale (RI)

A magnitude ML 1.2 earthquake occured in region: 8 km NW Cittareale (RI), on

  • 10-01-2020 11:57:28 (UTC)
  • 10-01-2020 12:57:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6740, 13.0960 at 11 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.

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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
Cittareale RI 8 482 482
Cascia PG 8 3217 3699
Monteleone di Spoleto PG 12 599 4298
Accumoli RI 13 667 4965
Norcia PG 13 4957 9922
Poggiodomo PG 14 117 10039
Leonessa RI 16 2435 12474
Amatrice RI 17 2657 15131
Posta RI 17 694 15825
Borbona RI 18 617 16442
Arquata del Tronto AP 20 1178 17620

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Terni (111501 inhabitants)
44 Km NW of L'Aquila (69753 inhabitants)
45 Km SE of Foligno (57155 inhabitants)
50 Km W of Teramo (54892 inhabitants)
75 Km SE of Perugia (166134 inhabitants)
81 Km NE of Guidonia Montecelio (88673 inhabitants)
83 Km NE of Tivoli (56533 inhabitants)
86 Km E of Viterbo (67173 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
95 Km W of Pescara (121014 inhabitants)
95 Km W of Chieti (51815 inhabitants)
100 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 1.2 2020-01-10
11:57:28		 42.6737 13.0958 11 2020-01-10
12:04:51		 Sala Sismica INGV-Roma 75431021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-10 11:57:28 ± 0.05
Latitude 42.6737 ± 0.0027
Longitude 13.0958 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 75431021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 291
Semi-minor axis of confidence ellipse (meter) 276
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 92
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36243
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 17
Type of magnitude ML
Reference to an origin 75431021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-10 12:04:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2020-01-10T11:58:17.26 3.0 undecidable manual Sn 0.4 0
IV.EL6.EHZ. 2020-01-10T11:57:52.21 3.0 undecidable manual S 0.22 0
IV.COR1.EHZ. 2020-01-10T11:57:46.67 3.0 negative manual P -0.6 0
IV.SMA1.EHZ. 2020-01-10T11:57:36.16 0.3 undecidable manual S 104 20.0688 118 0.08 73
IV.NRCA.HHZ. 2020-01-10T11:57:35.16 0.3 undecidable manual S 5 17.7711 121 -0.22 72
IV.RM33.EHZ. 2020-01-10T11:57:35.94 0.3 undecidable manual S 152 20.6682 117 -0.31 70
IV.CESI.HHE. 2020-01-10T11:57:35.85 0.1 undecidable manual P 337 39.9267 50 0.04 95
IV.FDMO.HHZ. 2020-01-10T11:57:35.90 0.3 undecidable manual P 359 40.2264 50 0.04 72
IV.MMO1.EHZ. 2020-01-10T11:57:34.41 0.1 undecidable manual P 37 31.3464 50 -0.08 96
IV.ARRO.EHZ. 2020-01-10T11:57:34.00 0.3 undecidable manual P 249 28.9488 50 -0.12 72
IV.GAVE.EHZ. 2020-01-10T11:57:34.92 0.3 undecidable manual S 277 16.5723 123 -0.1 74
IV.MC2.EHE. 2020-01-10T11:57:33.94 0.1 undecidable manual P 16 27.4503 50 0.05 97
IV.LNSS.HHZ. 2020-01-10T11:57:33.09 0.3 undecidable manual S 210 9.0798 140 0.06 75
IV.SMA1.EHZ. 2020-01-10T11:57:32.97 0.1 undecidable manual P 104 20.0688 118 0.23 95
IV.GAVE.EHZ. 2020-01-10T11:57:32.23 0.1 undecidable manual P 277 16.5723 123 0.1 98
IV.NRCA.HHZ. 2020-01-10T11:57:32.34 0.1 undecidable manual P 5 17.7711 121 0 100
IV.RM33.EHZ. 2020-01-10T11:57:32.71 0.1 positive manual P 152 20.6682 117 -0.13 97
IV.LNSS.HHZ. 2020-01-10T11:57:31.19 0.1 undecidable manual P 210 9.0798 140 0.21 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:1.3 0.00016692554999999998 0.1984 AML other m 2020-01-10T11:57:35.70
IV.GAVE.EHN. ML:1.4 0.00023104785 0.2816 AML other m 2020-01-10T11:57:35.25
IV.GAVE.HNE. ML:1.4 0.00018966685 0.192 AML other m 2020-01-10T11:57:35.69
IV.NRCA.HHE. ML:1.8 0.0005653531499999999 0.1792 AML other m 2020-01-10T11:57:35.26
IV.NRCA.HHN. ML:1.5 0.00023826894999999997 0.1792 AML other m 2020-01-10T11:57:35.42
IV.NRCA.HNE. ML:1.8 0.0005643374 0.1216 AML other m 2020-01-10T11:57:35.40
IV.NRCA.HNN. ML:1.4 0.00021628058 0.192 AML other m 2020-01-10T11:57:35.52
IV.RM33.EHE. ML:1.1 0.00007925178500000001 0.1024 AML other m 2020-01-10T11:57:36.27
IV.RM33.EHN. ML:0.8 0.000050721725 0.096 AML other m 2020-01-10T11:57:36.64
IV.RM33.HNE. ML:1.2 0.00012474690999999998 0.2432 AML other m 2020-01-10T11:57:36.62
IV.RM33.HNN. ML:0.9 0.000061350995 43.2768 AML other m 2020-01-10T11:57:32.07
IV.SMA1.EHE. ML:1.2 0.0001156848 0.2432 AML other m 2020-01-10T11:57:36.57
IV.SMA1.EHN. ML:1.0 0.00006889861 0.3392 AML other m 2020-01-10T11:57:36.67
IV.ARRO.EHE. ML:0.8 0.000029341055000000003 0.16 AML other m 2020-01-10T11:57:41.19
IV.ARRO.EHN. ML:0.8 0.000034889875 0.1792 AML other m 2020-01-10T11:57:40.21
IV.FDMO.HHE. ML:0.8 0.0000188217415 0.2624 AML other m 2020-01-10T11:57:42.62
IV.FDMO.HHN. ML:0.8 0.000019231865695 0.2944 AML other m 2020-01-10T11:57:42.27
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