Earthquake with magnitude of ML 1.1 on date 09-06-2021 and time 22:02:14 (Italy) in region 2 km NE Rivodutri (RI)

A magnitude ML 1.1 earthquake occured in region: 2 km NE Rivodutri (RI), on

  • 09-06-2021 20:02:14 (UTC)
  • 09-06-2021 22:02:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5340, 12.8640 at 8 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
Rivodutri RI 2 1253 1253
Morro Reatino RI 3 373 1626
Poggio Bustone RI 4 2055 3681
Labro RI 5 374 4055
Polino TR 6 233 4288
Colli sul Velino RI 8 533 4821
Cantalice RI 8 2755 7576
Leonessa RI 9 2435 10011
Arrone TR 10 2763 12774
Montefranco TR 11 1276 14050
Ferentillo TR 11 1913 15963
Greccio RI 12 1558 17521
Rieti RI 14 47698 65219
Monteleone di Spoleto PG 15 599 65818
Contigliano RI 16 3783 69601
Stroncone TR 17 4917 74518
Cittaducale RI 18 6828 81346
Terni TR 18 111501 192847
Micigliano RI 18 127 192974
Posta RI 19 694 193668

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km E of Terni (111501 inhabitants)
48 Km W of L'Aquila (69753 inhabitants)
49 Km S of Foligno (57155 inhabitants)
60 Km N of Guidonia Montecelio (88673 inhabitants)
64 Km E of Viterbo (67173 inhabitants)
64 Km N of Tivoli (56533 inhabitants)
70 Km W of Teramo (54892 inhabitants)
75 Km SE of Perugia (166134 inhabitants)
78 Km NE of Roma (2864731 inhabitants)
94 Km N of Velletri (53303 inhabitants)
99 Km NE of Fiumicino (78395 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 1.1 2021-06-09
20:02:14
42.5343 12.8642 8 2021-12-29
11:12:11
Bollettino Sismico Italiano INGV 92752551
Reviewed
Rev100
ML 1.1 2021-06-09
20:02:14
42.5302 12.8623 8 2021-06-09
20:08:14
Sala Sismica INGV-Roma 90994931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-09 20:02:14 ± 0.06
Latitude 42.5343 ± 0.0036
Longitude 12.8642 ± 0.0037
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 92752551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 372
Semi-minor axis of confidence ellipse (meter) 166
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 198
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 100
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 27
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) 0.52970
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 90994931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-09 20:08:14

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 92752551
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-07-14 11:13:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TST02.HHZ. 2021-06-09T20:02:56.88 3.0 undecidable manual S -0.34 0
IV.CELB.HHZ. 2021-06-09T20:02:54.76 3.0 undecidable manual Pg 6.44 0
IV.CSNT.HHZ. 2021-06-09T20:02:43.05 3.0 positive manual P 1.52 0
IV.FDMO.HHZ. 2021-06-09T20:02:33.39 0.3 undecidable manual S 18 58.5969 50 0.15 69
IV.LAV9.HHZ. 2021-06-09T20:02:33.05 3.0 positive manual P 0.25 0
IV.ASSB.HHZ. 2021-06-09T20:02:33.63 0.6 undecidable manual S 344 58.7967 50 0.33 44
IV.MTRA.HNZ. 2021-06-09T20:02:30.56 0.6 undecidable manual S 60 49.9167 50 -0.38 45
IV.SMA1.EHZ. 2021-06-09T20:02:28.27 0.3 undecidable manual S 74 39.9267 50 0.01 74
IV.MOMA.HHZ. 2021-06-09T20:02:28.19 0.6 undecidable manual S 321 38.3283 50 0.35 46
IV.NRCA.HHZ. 2021-06-09T20:02:27.72 0.3 undecidable manual S 31 38.9277 50 -0.28 70
IV.ASSB.HHZ. 2021-06-09T20:02:25.37 0.3 undecidable manual P 344 58.7967 50 -0.01 71
IV.FDMO.HHZ. 2021-06-09T20:02:25.43 0.3 undecidable manual P 18 58.5969 50 0.09 70
IV.MTCE.HHZ. 2021-06-09T20:02:25.08 0.6 undecidable manual P 190 57.5979 50 -0.12 47
IV.CESI.HNZ. 2021-06-09T20:02:24.23 0.1 undecidable manual P 4 52.3032 50 -0.15 93
IV.RM33.EHZ. 2021-06-09T20:02:24.92 0.3 undecidable manual S 96 28.749 106 -0.03 75
IV.CAMP.HHZ. 2021-06-09T20:02:23.37 0.6 undecidable manual P 90 44.5221 50 0.19 47
IV.MC2.EHZ. 2021-06-09T20:02:23.83 0.1 undecidable manual P 32 49.5171 50 -0.11 95
IV.CESX.HHZ. 2021-06-09T20:02:23.28 0.3 undecidable manual S 290 24.0537 109 -0.12 74
IV.MTRA.HNZ. 2021-06-09T20:02:23.98 0.1 undecidable manual P 60 49.9167 50 -0.03 96
IV.NRCA.HHZ. 2021-06-09T20:02:22.06 0.3 undecidable manual P 31 38.9277 50 -0.25 70
IV.SMA1.EHZ. 2021-06-09T20:02:22.55 0.3 undecidable manual P 74 39.9267 50 0.08 73
IV.MOMA.HHZ. 2021-06-09T20:02:22.33 0.3 undecidable manual P 321 38.3283 50 0.11 72
IV.GAVE.EHZ. 2021-06-09T20:02:21.36 0.3 undecidable manual S 8 17.6712 115 0.03 76
IV.FIAM.HNZ. 2021-06-09T20:02:21.98 0.1 undecidable manual P 145 36.1416 50 0.1 97
IV.LNSS.HHZ. 2021-06-09T20:02:20.85 0.6 undecidable manual S 62 16.2726 117 -0.05 51
IV.RM33.EHZ. 2021-06-09T20:02:20.55 0.6 undecidable manual P 96 28.749 106 -0.01 50
IV.CESX.HHZ. 2021-06-09T20:02:19.32 0.3 undecidable manual P 290 24.0537 109 -0.34 71
IV.LNSS.HHZ. 2021-06-09T20:02:18.52 0.3 positive manual P 62 16.2726 117 0.31 72
IV.GAVE.EHZ. 2021-06-09T20:02:18.54 0.3 undecidable manual P 8 17.6712 115 0.07 76
IV.ARRO.EHZ. 2021-06-09T20:02:18.74 0.6 undecidable manual S 302 9.4794 132 -0.19 50
IV.ARRO.EHZ. 2021-06-09T20:02:17.26 0.1 positive manual P 302 9.4794 132 0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHN. ML:1.6 0.0005565 0.16 AML other m 2021-06-09T20:02:19.14
IV.ARRO.EHE. ML:1.5 0.000435 0.16 AML other m 2021-06-09T20:02:19.45
IV.GAVE.EHN. ML:1.5 0.000287 0.16 AML other m 2021-06-09T20:02:21.90
IV.LNSS.HHE. ML:1.4 0.0002275 0.34 AML other m 2021-06-09T20:02:22.82
IV.GAVE.EHE. ML:1.6 0.0003715 1.38 AML other m 2021-06-09T20:02:22.97
IV.LNSS.HHN. ML:1.4 0.0002235 1.38 AML other m 2021-06-09T20:02:23.96
IV.RM33.EHN. ML:0.9 0.00004265 0.2 AML other m 2021-06-09T20:02:25.29
IV.NRCA.HHE. ML:1.2 0.000060049999999999996 0.14 AML other m 2021-06-09T20:02:28.55
IV.CESX.HHN. ML:0.9 0.0000492 1.58 AML other m 2021-06-09T20:02:29.04
IV.SMA1.EHE. ML:1.4 0.00008265 0.46 AML other m 2021-06-09T20:02:29.28
IV.NRCA.HHN. ML:1.1 0.000043700000000000005 1.08 AML other m 2021-06-09T20:02:29.08
IV.CESX.HHE. ML:0.8 0.000040499999999999995 1.52 AML other m 2021-06-09T20:02:29.96
IV.RM33.EHE. ML:0.8 0.000036400000000000004 0.84 AML other m 2021-06-09T20:02:29.82
IV.MOMA.HHE. ML:1.0 0.000034 1.16 AML other m 2021-06-09T20:02:30.31
IV.MOMA.HHN. ML:1.0 0.0000349 0.5 AML other m 2021-06-09T20:02:31.05
IV.SMA1.EHN. ML:1.0 0.00003565 0.74 AML other m 2021-06-09T20:02:32.90
IV.FDMO.HHE. ML:1.0 0.00002175 0.18 AML other m 2021-06-09T20:02:34.58
IV.ASSB.HHE. ML:1.0 0.0000195 1.66 AML other m 2021-06-09T20:02:34.83
IV.FDMO.HHN. ML:0.8 0.00001645 0.44 AML other m 2021-06-09T20:02:35.66
IV.ASSB.HHN. ML:1.1 0.0000229 1.08 AML other m 2021-06-09T20:02:35.39
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