Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 09-02-2020 and time 07:41:57 (Italy) in region 8 km NE Trevi (PG)

A magnitude ML 1.2 earthquake occured in region: 8 km NE Trevi (PG), on

  • 09-02-2020 06:41:57 (UTC)
  • 09-02-2020 07:41:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9260, 12.8280 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.

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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
Trevi PG 8 8469 8469
Sellano PG 9 1079 9548
Foligno PG 11 57155 66703
Campello sul Clitunno PG 12 2442 69145
Cerreto di Spoleto PG 14 1075 70220
Montefalco PG 15 5679 75899
Spello PG 15 8645 84544
Valtopina PG 16 1398 85942
Monte Cavallo MC 16 145 86087
Castel Ritaldi PG 17 3278 89365
Vallo di Nera PG 18 364 89729
Bevagna PG 18 5081 94810
Preci PG 18 724 95534
Serravalle di Chienti MC 19 1070 96604

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km E of Foligno (57155 inhabitants)
41 Km E of Perugia (166134 inhabitants)
43 Km NE of Terni (111501 inhabitants)
77 Km W of Teramo (54892 inhabitants)
79 Km NW of L'Aquila (69753 inhabitants)
82 Km NE of Viterbo (67173 inhabitants)
95 Km SW of Ancona (100861 inhabitants)
97 Km SE of Arezzo (99543 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 2020-02-09
06:41:57		 42.9262 12.8285 10 2020-02-09
06:53:06		 Sala Sismica INGV-Roma 76366041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-09 06:41:57 ± 0.05
Latitude 42.9262 ± 0.0018
Longitude 12.8285 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 76366041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 266
Semi-minor axis of confidence ellipse (meter) 190
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 116
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.50452
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 76366041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-09 06:53:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTRJ.HHZ. 2020-02-09T06:42:33.07 3.0 undecidable manual Pg 2.43 0
IV.GIUL.HHZ. 2020-02-09T06:42:23.38 3.0 positive manual P 1.64 0
IV.EL6.EHZ. 2020-02-09T06:42:13.44 0.6 undecidable manual S 26 49.9167 50 0.32 60
IV.FOSV.EHZ. 2020-02-09T06:42:11.17 0.6 undecidable manual S 352 41.2254 50 0.35 60
IV.LNSS.HHZ. 2020-02-09T06:42:10.41 0.6 undecidable manual S 154 39.8268 50 -0.01 65
IV.SNTG.HHZ. 2020-02-09T06:42:09.61 0.3 undecidable manual S 14 37.629 50 -0.23 93
IV.CSP1.EHZ. 2020-02-09T06:42:09.24 0.3 undecidable manual S 59 35.6421 50 -0.08 97
IV.ATCC.EHZ. 2020-02-09T06:42:08.50 0.3 undecidable manual S 332 32.5452 50 0.01 99
IV.RM33.EHZ. 2020-02-09T06:42:07.57 0.6 undecidable manual P 146 55.9995 50 0.32 59
IV.MF5.EHZ. 2020-02-09T06:42:07.02 0.6 undecidable manual P 82 51.7038 50 0.43 58
IV.MC2.EHZ. 2020-02-09T06:42:07.98 0.6 undecidable manual S 93 29.3484 50 0.35 62
IV.GAVE.EHZ. 2020-02-09T06:42:06.76 0.3 undecidable manual S 168 26.4513 110 -0.04 99
IV.NRCA.HHZ. 2020-02-09T06:42:06.24 0.3 undecidable manual S 114 25.3524 111 -0.2 96
IV.MOMA.HHZ. 2020-02-09T06:42:06.28 0.3 undecidable manual S 237 24.9528 111 -0.03 99
IV.FDMO.HHZ. 2020-02-09T06:42:05.78 0.3 undecidable manual S 60 24.3534 112 -0.31 94
IV.MML1.EHN. 2020-02-09T06:42:05.85 0.6 undecidable manual S 29 23.8539 112 -0.08 66
IV.EL6.EHZ. 2020-02-09T06:42:05.93 0.6 undecidable manual P 26 49.9167 50 -0.39 59
IV.FOSV.EHZ. 2020-02-09T06:42:04.76 0.6 undecidable manual P 352 41.2254 50 -0.23 62
IV.CSP1.EHZ. 2020-02-09T06:42:04.09 0.3 undecidable manual P 59 35.6421 50 -0.03 98
IV.SNTG.HHZ. 2020-02-09T06:42:04.23 0.3 undecidable manual P 14 37.629 50 -0.19 94
IV.LNSS.HHZ. 2020-02-09T06:42:04.71 0.3 undecidable manual P 154 39.8268 50 -0.05 97
IV.ATCC.EHZ. 2020-02-09T06:42:03.55 0.3 undecidable manual P 332 32.5452 50 -0.09 97
IV.MC2.EHZ. 2020-02-09T06:42:03.12 0.3 undecidable manual P 93 29.3484 50 -0.03 99
IT.MTCL.HGE. 2020-02-09T06:42:03.52 0.6 undecidable manual S 61 15.7731 121 0.09 67
IV.MML1.EHN. 2020-02-09T06:42:02.12 0.3 undecidable manual P 29 23.8539 112 -0.04 99
IV.NRCA.HHZ. 2020-02-09T06:42:02.42 0.3 undecidable manual P 114 25.3524 111 -0.04 99
IV.CESI.HHZ. 2020-02-09T06:42:02.27 0.3 undecidable manual S 35 10.6782 132 0.26 97
IV.MOMA.HHZ. 2020-02-09T06:42:02.38 0.3 undecidable manual P 237 24.9528 111 0 100
IV.GAVE.EHZ. 2020-02-09T06:42:02.70 0.3 undecidable manual P 168 26.4513 110 0.04 99
IV.FDMO.HHZ. 2020-02-09T06:42:02.21 0.3 undecidable manual P 60 24.3534 112 -0.04 99
IT.MTCL.HGE. 2020-02-09T06:42:00.77 0.6 undecidable manual P 61 15.7731 121 0.05 67
IV.CESI.HHZ. 2020-02-09T06:42:00.24 0.3 undecidable manual P 35 10.6782 132 0.34 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.4 0.0003325 0.36 AML other m 2020-02-09T06:42:02.56
IV.CESI.HHN. ML:1.4 0.000299 0.38 AML other m 2020-02-09T06:42:02.82
IV.FDMO.HHE. ML:1.0 0.00006485 0.12 AML other m 2020-02-09T06:42:06.12
IV.NRCA.HHN. ML:1.4 0.000163 0.12 AML other m 2020-02-09T06:42:06.45
IV.FDMO.HHN. ML:1.0 0.000063 0.12 AML other m 2020-02-09T06:42:06.70
IV.NRCA.HHE. ML:1.3 0.000123 0.16 AML other m 2020-02-09T06:42:06.90
IV.GAVE.EHN. ML:1.3 0.0001072 0.64 AML other m 2020-02-09T06:42:07.32
IV.MOMA.HHE. ML:1.1 0.00007915 1.5 AML other m 2020-02-09T06:42:07.22
IV.GAVE.EHE. ML:1.5 0.0001805 0.16 AML other m 2020-02-09T06:42:07.53
IV.MOMA.HHN. ML:0.9 0.00005085 1.56 AML other m 2020-02-09T06:42:08.16
IV.LNSS.HHE. ML:1.2 0.00004965 0.62 AML other m 2020-02-09T06:42:11.58
IV.LNSS.HHN. ML:1.2 0.00005085 0.76 AML other m 2020-02-09T06:42:11.84
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