Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 09-01-2020 and time 21:03:13 (Italy) in region 5 km NW Borgorose (RI)

A magnitude ML 1.0 earthquake occured in region: 5 km NW Borgorose (RI), on

  • 09-01-2020 20:03:13 (UTC)
  • 09-01-2020 21:03:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.2350, 13.2120 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
Borgorose RI 5 4591 4591
Pescorocchiano RI 6 2075 6666
Fiamignano RI 8 1413 8079
Tornimparte AQ 10 3187 11266
Lucoli AQ 12 1011 12277
Petrella Salto RI 14 1197 13474
Marcetelli RI 14 89 13563
Nespolo RI 15 246 13809
Sante Marie AQ 15 1166 14975
Collegiove RI 16 213 15188
Scoppito AQ 16 3727 18915
Varco Sabino RI 16 187 19102
Collalto Sabino RI 17 442 19544
Ascrea RI 18 234 19778
Paganico Sabino RI 18 172 19950
Carsoli AQ 19 5396 25346
Tagliacozzo AQ 19 6889 32235
Turania RI 20 241 32476

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km SW of L'Aquila (69753 inhabitants)
45 Km NE of Tivoli (56533 inhabitants)
48 Km NE of Guidonia Montecelio (88673 inhabitants)
59 Km SE of Terni (111501 inhabitants)
62 Km SW of Teramo (54892 inhabitants)
71 Km NE of Velletri (53303 inhabitants)
71 Km NE of Roma (2864731 inhabitants)
80 Km W of Chieti (51815 inhabitants)
83 Km W of Montesilvano (53738 inhabitants)
85 Km NE of Aprilia (73446 inhabitants)
86 Km NE of Pomezia (62966 inhabitants)
86 Km W of Pescara (121014 inhabitants)
89 Km N of Latina (125985 inhabitants)
90 Km SE of Foligno (57155 inhabitants)
93 Km E of Viterbo (67173 inhabitants)
95 Km NE of Fiumicino (78395 inhabitants)
100 Km NE of Anzio (54211 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 2020-01-09
20:03:13		 42.2348 13.2117 11 2020-01-09
20:12:47		 Sala Sismica INGV-Roma 75415331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-09 20:03:13 ± 0.08
Latitude 42.2348 ± 0.0045
Longitude 13.2117 ± 0.0061
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 75415331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 550
Semi-minor axis of confidence ellipse (meter) 447
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 311
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 12
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) 0.33275
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 75415331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-09 20:12:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MNTT.EHZ. 2020-01-09T20:03:30.81 3.0 negative manual P -0.08 0
IV.CERT.HHZ. 2020-01-09T20:03:26.01 0.3 undecidable manual S 211 36.9297 50 0.25 68
IV.RM33.EHZ. 2020-01-09T20:03:24.03 0.3 undecidable manual S 0 30.4473 50 0.01 72
IV.FAGN.HHZ. 2020-01-09T20:03:23.71 0.3 undecidable manual S 83 30.747 50 -0.4 66
IV.PTQR.HHZ. 2020-01-09T20:03:23.33 0.3 undecidable manual S 147 28.2495 50 -0.12 71
MN.AQU.HHZ. 2020-01-09T20:03:21.79 0.6 undecidable manual S 50 20.6682 117 0.44 45
IV.CERT.HHZ. 2020-01-09T20:03:20.53 0.1 undecidable manual P 211 36.9297 50 0.03 95
IV.RM33.EHZ. 2020-01-09T20:03:19.52 0.3 undecidable manual P 0 30.4473 50 0.03 72
IV.FAGN.HHZ. 2020-01-09T20:03:19.67 0.3 undecidable manual P 83 30.747 50 0.12 70
IV.PTQR.HHZ. 2020-01-09T20:03:19.16 0.3 undecidable manual P 147 28.2495 50 -0.01 72
MN.AQU.HHZ. 2020-01-09T20:03:18.06 0.6 undecidable manual P 50 20.6682 117 0.11 48
IV.FIAM.HHZ. 2020-01-09T20:03:17.72 0.3 undecidable manual S 295 8.5803 141 -0.3 71
IV.FIAM.HHZ. 2020-01-09T20:03:16.02 0.1 undecidable manual P 295 8.5803 141 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FIAM.HHN. ML:1.3 0.00025550000000000003 0.3 AML other m 2020-01-09T20:03:18.17
IV.FIAM.HHE. ML:0.8 0.00007907584 0.256 AML other m 2020-01-09T20:03:18.05
IV.FIAM.HNE. ML:1.5 0.0004128855 0.6144 AML other m 2020-01-09T20:03:18.11
IV.FIAM.HNN. ML:1.5 0.00042226415 0.3072 AML other m 2020-01-09T20:03:18.02
IV.RM33.EHE. ML:0.5 0.000017180222000000002 0.5888 AML other m 2020-01-09T20:03:24.54
IV.RM33.EHN. ML:0.8 0.000030977255 0.5888 AML other m 2020-01-09T20:03:24.63
IV.FAGN.HHE. ML:1.1 0.00006717420999999999 0.2944 AML other m 2020-01-09T20:03:23.83
IV.FAGN.HHN. ML:1.1 0.00005841016 0.2688 AML other m 2020-01-09T20:03:24.35
IV.CERT.HHN. ML:0.8 0.000025190295 0.2176 AML other m 2020-01-09T20:03:26.23
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