Earthquake with magnitude of ML 1.2 on date 09-10-2020 and time 00:05:58 (Italy) in region 2 km NW Cittareale (RI)

A magnitude ML 1.2 earthquake occured in region: 2 km NW Cittareale (RI), on

  • 08-10-2020 22:05:58 (UTC)
  • 09-10-2020 00:05:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6320, 13.1370 at 12 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 3 482 482
Accumoli RI 12 667 1149
Posta RI 12 694 1843
Amatrice RI 13 2657 4500
Borbona RI 13 617 5117
Cascia PG 14 3217 8334
Montereale AQ 15 2581 10915
Monteleone di Spoleto PG 15 599 11514
Leonessa RI 16 2435 13949
Norcia PG 18 4957 18906
Capitignano AQ 18 665 19571
Poggiodomo PG 19 117 19688

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NW of L'Aquila (69753 inhabitants)
41 Km E of Terni (111501 inhabitants)
47 Km W of Teramo (54892 inhabitants)
50 Km SE of Foligno (57155 inhabitants)
78 Km NE of Guidonia Montecelio (88673 inhabitants)
79 Km NE of Tivoli (56533 inhabitants)
81 Km SE of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
88 Km E of Viterbo (67173 inhabitants)
90 Km W of Pescara (121014 inhabitants)
90 Km W of Chieti (51815 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 1.2 2020-10-08
22:05:58
42.6323 13.1367 12 2020-10-08
22:13:58
Sala Sismica INGV-Roma 83628221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-08 22:05:58 ± 0.08
Latitude 42.6323 ± 0.0090
Longitude 13.1367 ± 0.0037
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 83628221

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 937
Semi-minor axis of confidence ellipse (meter) 352
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 184
Circular confidence region, given by single value of horizontal uncertainty (meter) 940.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34354
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 83628221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-08 22:13:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2020-10-08T22:06:10.88 0.1 undecidable manual S 91 38.1285 92 -0.22 93
IV.ARRO.EHZ. 2020-10-08T22:06:09.38 0.1 undecidable manual S 259 30.8469 93 0.23 94
IV.MTRA.HNZ. 2020-10-08T22:06:07.46 0.1 undecidable manual S 57 25.2525 95 -0.21 95
IV.GAVE.EHZ. 2020-10-08T22:06:06.47 0.1 undecidable manual S 289 20.868 98 -0.03 98
IV.NRCA.HHZ. 2020-10-08T22:06:06.64 0.1 undecidable manual S 355 22.3554 97 -0.26 94
IV.CAMP.HHZ. 2020-10-08T22:06:06.71 3.0 undecidable manual P 0
IV.SMA1.EHZ. 2020-10-08T22:06:05.54 0.1 undecidable manual S 91 16.1727 105 0.26 95
IV.TERO.HHZ. 2020-10-08T22:06:05.70 0.1 undecidable manual P 91 38.1285 92 -0.05 96
IV.RM33.EHZ. 2020-10-08T22:06:04.71 0.1 undecidable manual S 155 15.0738 108 -0.28 95
IV.ARRO.EHZ. 2020-10-08T22:06:04.64 0.6 negative manual P 259 30.8469 93 0.01 49
IV.T1299.HNZ. 2020-10-08T22:06:04.14 0.1 undecidable manual S 89 11.877 119 -0.07 100
IV.NRCA.HHZ. 2020-10-08T22:06:03.34 0.1 undecidable manual P 355 22.3554 97 0.01 99
IV.MTRA.HNZ. 2020-10-08T22:06:03.76 0.1 undecidable manual P 57 25.2525 95 -0.02 98
IV.LNSS.HHZ. 2020-10-08T22:06:03.27 0.1 undecidable manual S 247 8.4804 134 -0.21 97
IV.GAVE.EHZ. 2020-10-08T22:06:03.16 0.1 positive manual P 289 20.868 98 0.06 99
IV.RM33.EHZ. 2020-10-08T22:06:02.26 0.1 undecidable manual P 155 15.0738 108 0.03 100
IV.SMA1.EHZ. 2020-10-08T22:06:02.71 0.1 positive manual P 91 16.1727 105 0.31 94
IV.T1299.HNZ. 2020-10-08T22:06:02.04 0.1 undecidable manual P 89 11.877 119 0.26 96
IV.LNSS.HHZ. 2020-10-08T22:06:01.51 0.1 positive manual P 247 8.4804 134 0.15 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:1.4 0.0003265 0.16 AML other m 2020-10-08T22:06:03.55
IV.LNSS.HHE. ML:1.4 0.00028799999999999995 0.1 AML other m 2020-10-08T22:06:03.60
IV.RM33.EHN. ML:1.1 0.00011685000000000001 1.76 AML other m 2020-10-08T22:06:04.00
IV.RM33.EHE. ML:0.9 0.0000631 1.3 AML other m 2020-10-08T22:06:05.81
IV.SMA1.EHE. ML:1.6 0.0003435 1.72 AML other m 2020-10-08T22:06:05.86
IV.SMA1.EHN. ML:1.3 0.00016099999999999998 1.74 AML other m 2020-10-08T22:06:06.87
IV.GAVE.EHE. ML:1.0 0.0000635 0.6 AML other m 2020-10-08T22:06:06.68
IV.GAVE.EHN. ML:1.0 0.00007205 0.14 AML other m 2020-10-08T22:06:06.78
IV.NRCA.HHE. ML:1.3 0.000125 1.82 AML other m 2020-10-08T22:06:06.07
IV.NRCA.HHN. ML:1.1 0.00007745 1.04 AML other m 2020-10-08T22:06:07.98
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