Earthquake with magnitude of ML 1.6 on date 05-10-2020 and time 09:44:16 (UTC) in region 3 km NE Trevi nel Lazio (FR)

A magnitude ML 1.6 earthquake occured in region: 3 km NE Trevi nel Lazio (FR), on

  • 05-10-2020 09:44:16 (UTC)
  • 05-10-2020 11:44:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.89, 13.26 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Trevi nel Lazio FR 4 1822 1822
Vallepietra RM 5 283 2105
Filettino FR 5 565 2670
Jenne RM 8 366 3036
Fiuggi FR 10 10536 13572
Guarcino FR 11 1623 15195
Torre Cajetani FR 11 1376 16571
Piglio FR 12 4666 21237
Castellafiume AQ 12 1106 22343
Arcinazzo Romano RM 12 1348 23691
Cappadocia AQ 13 528 24219
Trivigliano FR 13 1705 25924
Acuto FR 13 1920 27844
Capistrello AQ 13 5252 33096
Canistro AQ 14 995 34091
Affile RM 14 1548 35639
Subiaco RM 14 9074 44713
Civitella Roveto AQ 14 3268 47981
Vico nel Lazio FR 14 2234 50215
Serrone FR 15 3099 53314
Roiate RM 16 737 54051
Morino AQ 17 1448 55499
Collepardo FR 17 968 56467
Civita d'Antino AQ 18 979 57446
Fumone FR 18 2102 59548
Anagni FR 19 21464 81012
Luco dei Marsi AQ 19 6079 87091
Camerata Nuova RM 19 447 87538
Cervara di Roma RM 19 455 87993
Canterano RM 19 351 88344
Paliano FR 19 8281 96625
Olevano Romano RM 19 6687 103312
Bellegra RM 19 2887 106199
Alatri FR 20 28952 135151
Rocca Santo Stefano RM 20 975 136126
Tagliacozzo AQ 20 6889 143015

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Tivoli (56533 inhabitants)
46 Km E of Guidonia Montecelio (88673 inhabitants)
46 Km NE of Velletri (53303 inhabitants)
52 Km S of L'Aquila (69753 inhabitants)
56 Km NE of Latina (125985 inhabitants)
61 Km NE of Aprilia (73446 inhabitants)
64 Km E of Roma (2864731 inhabitants)
68 Km E of Pomezia (62966 inhabitants)
72 Km NE of Anzio (54211 inhabitants)
86 Km E of Fiumicino (78395 inhabitants)
90 Km SE of Terni (111501 inhabitants)
91 Km SW of Chieti (51815 inhabitants)
93 Km SW of Teramo (54892 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
Bulletin
Rev1000
ML 1.6 2020-10-05
09:44:16
41.89 13.26 10 2021-02-26
14:56:00
Bollettino Sismico Italiano INGV 83957121
Reviewed
Rev100
ML 1.6 2020-10-05
09:44:16
41.89 13.27 10 2020-10-05
10:04:12
Sala Sismica INGV-Roma 83520531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-05 09:44:16 ± 0.07
Latitude 41.89 ± 0.00
Longitude 13.26 ± 0.00
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83957121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 356
Semi-minor axis of confidence ellipse (meter) 234
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 181
Circular confidence region, given by single value of horizontal uncertainty (meter) 360
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 22
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
Epicentral distance of station farthest from the epicenter (degree) 0.49193
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 19
Type of magnitude ML
Reference to an origin 83957121
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-10-20 14:00:13

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 83520531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-05 10:04:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.INTR.HHZ. 2020-10-05T09:44:34.34 0.3 undecidable manual S 76 0.4919 50 0.36 67
IV.LATB.EHZ. 2020-10-05T09:44:33.42 0.6 undecidable manual S 209 0.4569 50 0.47 44
IV.FIAM.HNZ. 2020-10-05T09:44:31.01 0.6 undecidable manual S 344 0.3903 50 0.04 49
IV.POFI.HHZ. 2020-10-05T09:44:30.88 0.6 undecidable manual S 117 0.3777 50 0.27 47
IV.FAGN.HHZ. 2020-10-05T09:44:29.02 3.0 undecidable manual P 0
IV.LRP.EHZ. 2020-10-05T09:44:29.28 0.3 undecidable manual S 135 0.3444 50 -0.33 70
IV.GIUL.HHZ. 2020-10-05T09:44:29.52 0.6 undecidable manual S 181 0.3345 50 0.21 48
IV.VVLD.HHZ. 2020-10-05T09:44:27.42 0.6 undecidable manual S 95 0.2698 50 0.03 50
IV.RCAV.EHZ. 2020-10-05T09:44:26.28 0.3 undecidable manual S 259 0.2401 50 -0.25 72
IV.LATB.EHZ. 2020-10-05T09:44:26.23 0.3 undecidable manual P 209 0.4569 50 0.15 71
IV.INTR.HHZ. 2020-10-05T09:44:26.56 0.3 undecidable manual P 76 0.4919 50 -0.12 71
IT.CSO1.HGE. 2020-10-05T09:44:26.45 0.6 undecidable manual S 328 0.2455 50 -0.22 49
IV.POFI.HHZ. 2020-10-05T09:44:24.55 0.3 undecidable manual P 117 0.3777 50 -0.17 72
IV.FIAM.HNZ. 2020-10-05T09:44:24.87 0.6 undecidable manual P 344 0.3903 50 -0.07 49
IV.GIUL.HHZ. 2020-10-05T09:44:24.03 0.3 undecidable manual P 181 0.3345 50 0.05 74
IV.PTQR.HHZ. 2020-10-05T09:44:23.84 0.6 undecidable manual S 38 0.1655 118 -0.08 51
IV.LRP.EHZ. 2020-10-05T09:44:23.86 0.3 undecidable manual P 135 0.3444 50 -0.29 70
IV.VVLD.HHZ. 2020-10-05T09:44:22.64 0.3 undecidable manual P 95 0.2698 50 -0.23 72
IT.CSO1.HGE. 2020-10-05T09:44:22.78 0.6 undecidable manual P 328 0.2455 50 0.33 47
IV.RCAV.EHZ. 2020-10-05T09:44:22.32 0.3 undecidable manual P 259 0.2401 50 -0.05 75
IV.PTQR.HHZ. 2020-10-05T09:44:21.04 0.3 undecidable manual P 38 0.1655 118 0.17 75
IV.GUAR.HHZ. 2020-10-05T09:44:21.69 0.6 undecidable manual S 159 0.1052 130 -0.31 49
IV.GUAR.HHZ. 2020-10-05T09:44:19.96 0.1 undecidable manual P 159 0.1052 130 0.21 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GUAR.HHN. ML:1.8 0.0007313776 0.3392 AML other m 2020-10-05T09:44:25.54
IV.GUAR.HHE. ML:1.8 0.0007219863 0.3008 AML other m 2020-10-05T09:44:24.66
IV.PTQR.HHN. ML:1.5 0.00026012535 0.2624 AML other m 2020-10-05T09:44:25.77
IV.PTQR.HHE. ML:1.7 0.00042196535 0.2432 AML other m 2020-10-05T09:44:24.61
IV.RCAV.EHE. ML:1.7 0.00025770025 0.16 AML other m 2020-10-05T09:44:28.69
IV.RCAV.EHN. ML:1.6 0.00023471135 0.1792 AML other m 2020-10-05T09:44:29.56
IV.VVLD.HNE. ML:1.5 0.000154102315 0.2304 AML other m 2020-10-05T09:44:30.50
IV.VVLD.HHE. ML:1.5 0.00016693 0.2176 AML other m 2020-10-05T09:44:30.50
IV.VVLD.HHN. ML:1.6 0.0001785088 0.2432 AML other m 2020-10-05T09:44:28.81
IV.VVLD.HNN. ML:1.6 0.00019015275 0.3392 AML other m 2020-10-05T09:44:31.06
IV.LRP.EHE. ML:1.4 8.54643E-5 0.3008 AML other m 2020-10-05T09:44:32.08
IV.LRP.EHN. ML:0.8 2.65937E-5 0.1984 AML other m 2020-10-05T09:44:34.93
IV.GIUL.HHN. ML:1.5 0.0001287933 0.3584 AML other m 2020-10-05T09:44:32.28
IV.GIUL.HHE. ML:1.3 7.047927E-5 0.3968 AML other m 2020-10-05T09:44:33.05
IV.POFI.HNN. ML:1.6 0.000116105095 0.6016 AML other m 2020-10-05T09:44:35.58
IV.POFI.HNE. ML:1.5 0.00011113697 0.288 AML other m 2020-10-05T09:44:32.71
IV.POFI.HHE. ML:1.5 9.293379E-5 0.4032 AML other m 2020-10-05T09:44:32.91
IV.POFI.HHN. ML:1.3 6.2337135E-5 0.3968 AML other m 2020-10-05T09:44:33.35
IV.LATB.EHE. ML:1.1 3.2707555E-5 0.4992 AML other m 2020-10-05T09:44:34.73
IV.INTR.HHE. ML:1.8 0.0001477736 0.2624 AML other m 2020-10-05T09:44:35.03
IV.INTR.HHN. ML:1.8 0.0001454729 0.3008 AML other m 2020-10-05T09:44:34.86
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