Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 22-06-2021 and time 08:47:30 (Italy) in region 4 km NW Configni (RI)

A magnitude ML 2.3 earthquake occured in region: 4 km NW Configni (RI), on

  • 22-06-2021 06:47:30 (UTC)
  • 22-06-2021 08:47:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4520, 12.6230 at 6 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.

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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
Configni RI 4 633 633
Stroncone TR 6 4917 5550
Calvi dell'Umbria TR 7 1856 7406
Cottanello RI 7 563 7969
Vacone RI 7 256 8225
Montasola RI 9 395 8620
Montebuono RI 10 883 9503
Tarano RI 11 1444 10947
Torri in Sabina RI 11 1256 12203
Narni TR 12 19785 31988
Greccio RI 12 1558 33546
Otricoli TR 12 1869 35415
Terni TR 12 111501 146916
Contigliano RI 13 3783 150699
Casperia RI 13 1246 151945
Colli sul Velino RI 14 533 152478
Collevecchio RI 14 1577 154055
Selci RI 15 1106 155161
Magliano Sabina RI 15 3774 158935
Roccantica RI 16 563 159498
Cantalupo in Sabina RI 16 1685 161183
Labro RI 17 374 161557
Forano RI 17 3179 164736
Stimigliano RI 18 2328 167064
Poggio Catino RI 18 1341 168405
Monte San Giovanni in Sabina RI 19 714 169119
San Gemini TR 19 5018 174137
Arrone TR 19 2763 176900
Morro Reatino RI 19 373 177273
Orte VT 19 8923 186196
Gallese VT 20 2849 189045

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km S of Terni (111501 inhabitants)
43 Km E of Viterbo (67173 inhabitants)
51 Km N of Guidonia Montecelio (88673 inhabitants)
56 Km N of Tivoli (56533 inhabitants)
57 Km S of Foligno (57155 inhabitants)
63 Km N of Roma (2864731 inhabitants)
65 Km W of L'Aquila (69753 inhabitants)
75 Km S of Perugia (166134 inhabitants)
79 Km NE of Civitavecchia (52991 inhabitants)
82 Km NE of Fiumicino (78395 inhabitants)
86 Km N of Velletri (53303 inhabitants)
88 Km N of Pomezia (62966 inhabitants)
92 Km W of Teramo (54892 inhabitants)
95 Km N of Aprilia (73446 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 2.3 2021-06-22
06:47:30		 42.4525 12.623 6 2021-12-29
11:12:37		 Bollettino Sismico Italiano INGV 96703701
Reviewed
Rev100 		ML 2.3 2021-06-22
06:47:30		 42.4537 12.6218 9 2021-06-22
06:55:14		 Sala Sismica INGV-Roma 91694241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-22 06:47:30 ± 0.09
Latitude 42.4525 ± 0.0036
Longitude 12.6230 ± 0.0061
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 96703701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 490
Semi-minor axis of confidence ellipse (meter) 114
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 89
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 50
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.15828
Epicentral distance of station farthest from the epicenter (degree) 1.08458
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 62
Type of magnitude ML
Reference to an origin 96703701
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-10-31 17:00:00

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 62
Type of magnitude ML
Reference to an origin 91694241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-22 06:55:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
TV.SF04.EHZ. 2021-06-22T06:47:58.73 0.6 undecidable manual S 299 89.3439 50 1.09 32
IV.TERO.HHZ. 2021-06-22T06:47:56.08 0.6 undecidable manual S 76 82.3509 50 0.29 43
IV.FDMO.HHZ. 2021-06-22T06:47:54.28 0.3 undecidable manual S 30 74.9694 50 0.46 64
IV.SACS.HNN. 2021-06-22T06:47:53.81 0.6 undecidable manual S 307 72.9714 50 0.54 42
IV.MGAB.HHZ. 2021-06-22T06:47:51.37 0.6 undecidable manual S 321 65.8896 50 -0.01 47
IV.PIEI.HHZ. 2021-06-22T06:47:51.35 0.3 undecidable manual P 357 120.3906 50 0.53 57
IV.CERT.HHZ. 2021-06-22T06:47:51.13 0.6 undecidable manual S 152 63.1923 50 0.47 43
IV.ATPI.EHZ. 2021-06-22T06:47:50.40 0.6 undecidable manual P 351 112.1988 50 0.84 34
IV.SMA1.EHZ. 2021-06-22T06:47:50.57 0.6 undecidable manual S 71 61.494 50 0.36 44
IV.NRCA.HHZ. 2021-06-22T06:47:49.68 0.6 undecidable manual S 43 58.2972 50 0.33 45
IV.T0110.HHZ. 2021-06-22T06:47:48.53 0.3 undecidable manual P 104 97.7244 50 1.19 45
IV.EL6.EHZ. 2021-06-22T06:47:48.40 0.3 undecidable manual P 22 104.7174 50 -0.02 66
IV.MTCE.HHZ. 2021-06-22T06:47:47.13 0.6 undecidable manual S 168 48.7179 50 0.34 46
TV.SF04.EHZ. 2021-06-22T06:47:47.12 0.6 undecidable manual P 299 89.3439 50 1.08 32
IV.BARO.HNN. 2021-06-22T06:47:47.61 0.6 undecidable manual S 244 52.1034 50 -0.09 48
IV.RM33.EHZ. 2021-06-22T06:47:46.66 0.6 undecidable manual S 82 48.8178 50 -0.17 47
IV.MURB.HHZ. 2021-06-22T06:47:46.60 0.6 undecidable manual P 355 90.243 50 0.42 42
IV.CSP1.EHZ. 2021-06-22T06:47:45.15 0.3 undecidable manual P 34 85.248 50 -0.27 65
IV.FIAM.HHZ. 2021-06-22T06:47:45.70 0.6 undecidable manual S 117 45.4212 50 -0.22 47
IV.TERO.HHZ. 2021-06-22T06:47:44.54 0.3 undecidable manual P 76 82.3509 50 -0.43 63
IV.ATCC.EHZ. 2021-06-22T06:47:44.64 0.6 undecidable manual P 1 81.252 50 -0.16 45
IV.FDMO.HHZ. 2021-06-22T06:47:43.45 0.1 undecidable manual P 30 74.9694 50 -0.38 86
IV.MOMA.HHZ. 2021-06-22T06:47:43.55 0.6 undecidable manual S 354 39.2274 99 -0.4 46
IV.MTRA.EHZ. 2021-06-22T06:47:43.17 0.3 undecidable manual P 62 71.5728 50 -0.14 69
IV.LNSS.HHZ. 2021-06-22T06:47:43.60 0.6 undecidable manual S 64 37.9287 99 0.08 49
IV.SACS.HNN. 2021-06-22T06:47:43.77 0.3 undecidable manual P 307 72.9714 50 0.25 67
IT.GNU.HGE. 2021-06-22T06:47:43.57 0.6 undecidable manual S 354 39.2274 99 -0.37 46
IV.GAVE.EHZ. 2021-06-22T06:47:42.60 0.6 undecidable manual S 40 34.6431 100 0.23 48
IV.ASSB.HHZ. 2021-06-22T06:47:42.01 0.3 undecidable manual P 3 65.49 50 -0.36 66
IV.MGAB.HHZ. 2021-06-22T06:47:42.19 0.3 undecidable manual P 321 65.8896 50 -0.24 68
IV.TOLF.HHZ. 2021-06-22T06:47:41.93 0.3 undecidable manual P 230 66.8775 50 -0.65 60
IV.CERT.HHZ. 2021-06-22T06:47:41.66 0.3 undecidable manual P 152 63.1923 50 -0.35 67
IV.SMA1.EHZ. 2021-06-22T06:47:41.54 0.1 undecidable manual P 71 61.494 50 -0.21 92
IV.NRCA.HHZ. 2021-06-22T06:47:40.82 0.1 negative manual P 43 58.2972 50 -0.43 88
IV.BARO.HNN. 2021-06-22T06:47:39.80 0.3 undecidable manual P 244 52.1034 50 -0.5 66
IV.SRES.HHZ. 2021-06-22T06:47:39.23 0.6 undecidable manual S 201 25.6521 103 -0.09 50
IV.RM33.EHZ. 2021-06-22T06:47:39.40 0.1 undecidable manual P 82 48.8178 50 -0.39 90
IV.MTCE.HHZ. 2021-06-22T06:47:39.30 0.3 undecidable manual P 168 48.7179 50 -0.47 67
IV.FIAM.HHZ. 2021-06-22T06:47:39.07 0.3 undecidable manual P 117 45.4212 50 -0.2 71
IT.MMP1.HGZ. 2021-06-22T06:47:39.76 0.6 undecidable manual S 155 24.753 103 0.73 42
IV.LNSS.HHZ. 2021-06-22T06:47:37.67 0.1 negative manual P 64 37.9287 99 -0.22 96
IT.GNU.HGE. 2021-06-22T06:47:37.81 0.1 undecidable manual P 354 39.2274 99 -0.32 93
IV.GAVE.EHZ. 2021-06-22T06:47:37.14 0.1 negative manual P 40 34.6431 100 -0.08 99
IV.ARRO.EHZ. 2021-06-22T06:47:37.78 1.0 undecidable manual S 40 18.2706 108 0.94 19
IV.MOMA.HHZ. 2021-06-22T06:47:37.65 0.1 positive manual P 354 39.2274 99 -0.48 90
IV.CESX.HHZ. 2021-06-22T06:47:36.79 0.6 undecidable manual S 350 17.5713 109 0.18 50
IT.MMP1.HGZ. 2021-06-22T06:47:35.41 0.1 undecidable manual P 155 24.753 103 0.12 100
IV.SRES.HHZ. 2021-06-22T06:47:35.77 0.3 undecidable manual P 201 25.6521 103 0.31 72
IV.ARRO.EHZ. 2021-06-22T06:47:34.59 0.1 negative manual P 40 18.2706 108 0.56 91
IV.CESX.HHZ. 2021-06-22T06:47:34.20 0.1 positive manual P 350 17.5713 109 0.3 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESX.HHN. ML:2.4 0.0022199999999999998 1.18 AML other m 2021-06-22T06:47:37.38
IV.CESX.HHE. ML:2.3 0.00202 0.26 AML other m 2021-06-22T06:47:38.85
IV.ARRO.EHN. ML:2.2 0.00127 0.2 AML other m 2021-06-22T06:47:39.15
IV.ARRO.EHE. ML:2.1 0.0010899999999999998 0.86 AML other m 2021-06-22T06:47:40.28
IV.SRES.HHN. ML:2.0 0.0005925 1.28 AML other m 2021-06-22T06:47:43.34
IV.MOMA.HHE. ML:2.6 0.0015300000000000001 1.44 AML other m 2021-06-22T06:47:44.10
IV.MOMA.HNE. ML:2.6 0.0014449999999999999 1.44 AML other m 2021-06-22T06:47:44.11
IV.MOMA.HNN. ML:2.5 0.001187 0.46 AML other m 2021-06-22T06:47:44.34
IV.LNSS.HHN. ML:2.4 0.000905 0.5 AML other m 2021-06-22T06:47:44.64
IV.MOMA.HHN. ML:2.5 0.0012349999999999998 0.82 AML other m 2021-06-22T06:47:44.33
IV.GAVE.EHE. ML:2.3 0.000937 0.96 AML other m 2021-06-22T06:47:44.46
IV.LNSS.HHE. ML:2.3 0.0008374999999999999 0.16 AML other m 2021-06-22T06:47:45.84
IV.GAVE.EHN. ML:2.2 0.0007835 0.34 AML other m 2021-06-22T06:47:46.38
IV.SRES.HHE. ML:2.1 0.0007505 0.54 AML other m 2021-06-22T06:47:46.11
IV.RM33.EHN. ML:2.1 0.0003815 0.64 AML other m 2021-06-22T06:47:47.19
IV.RM33.EHE. ML:2.2 0.00045400000000000003 0.6 AML other m 2021-06-22T06:47:48.46
IV.NRCA.HHE. ML:2.3 0.0004235 0.58 AML other m 2021-06-22T06:47:50.07
IV.NRCA.HNE. ML:2.4 0.000526 0.88 AML other m 2021-06-22T06:47:50.52
IV.FIAM.HHN. ML:1.9 0.0002315 1.28 AML other m 2021-06-22T06:47:52.01
IV.NRCA.HNN. ML:2.2 0.00034899999999999997 0.66 AML other m 2021-06-22T06:47:52.94
IV.NRCA.HHN. ML:2.1 0.00026900000000000003 0.42 AML other m 2021-06-22T06:47:52.95
IV.ASSB.HHN. ML:2.2 0.00029000000000000006 0.86 AML other m 2021-06-22T06:47:53.61
IV.MGAB.HHE. ML:2.5 0.0005865 1.24 AML other m 2021-06-22T06:47:53.80
IV.MGAB.HNE. ML:2.5 0.0005505 1.26 AML other m 2021-06-22T06:47:53.81
IV.MGAB.HNN. ML:2.4 0.000439 1.28 AML other m 2021-06-22T06:47:53.86
IV.CERT.HHE. ML:2.1 0.000247 0.46 AML other m 2021-06-22T06:47:53.47
IV.MGAB.HHN. ML:2.4 0.00040649999999999996 0.5 AML other m 2021-06-22T06:47:53.61
IV.SMA1.EHN. ML:2.2 0.000323 0.84 AML other m 2021-06-22T06:47:53.21
IV.CERT.HHN. ML:2.1 0.0002285 0.42 AML other m 2021-06-22T06:47:53.90
IV.CERT.HNN. ML:2.2 0.000317 0.42 AML other m 2021-06-22T06:47:53.70
IV.CERT.HNE. ML:2.3 0.0004165 1.18 AML other m 2021-06-22T06:47:54.87
IV.FDMO.HHE. ML:2.4 0.0003485 1.58 AML other m 2021-06-22T06:47:54.89
IV.FDMO.HHN. ML:2.4 0.0003755 1.18 AML other m 2021-06-22T06:47:55.28
IV.TOLF.HHE. ML:2.2 0.0002575 0.5 AML other m 2021-06-22T06:47:55.53
IV.FIAM.HHE. ML:1.9 0.0002385 1.44 AML other m 2021-06-22T06:47:56.24
IV.ASSB.HHE. ML:2.4 0.0004185 0.48 AML other m 2021-06-22T06:47:56.64
IV.TERO.HHN. ML:2.0 0.000142 1.24 AML other m 2021-06-22T06:47:56.83
IV.TOLF.HHN. ML:1.9 0.0001285 0.4 AML other m 2021-06-22T06:47:56.93
IV.SMA1.EHE. ML:2.3 0.00040649999999999996 1.16 AML other m 2021-06-22T06:47:57.77
IV.MTRA.HNN. ML:2.3 0.0003 0.34 AML other m 2021-06-22T06:47:57.58
TV.SF04.EHE. ML:2.2 0.000175 1.7 AML other m 2021-06-22T06:47:58.93
IV.MTRA.EHN. ML:2.2 0.00028349999999999995 0.48 AML other m 2021-06-22T06:47:59.47
IV.MTRA.EHE. ML:2.2 0.0002615 0.92 AML other m 2021-06-22T06:47:59.42
IV.MTRA.HNE. ML:2.2 0.0002745 0.92 AML other m 2021-06-22T06:47:59.42
TV.SF04.EHN. ML:2.2 0.00019849999999999997 0.24 AML other m 2021-06-22T06:48:00.21
IV.ATCC.EHN. ML:2.5 0.00042600000000000005 0.4 AML other m 2021-06-22T06:48:00.61
IV.TERO.HHE. ML:2.1 0.00016450000000000001 0.32 AML other m 2021-06-22T06:48:01.32
IV.CSP1.EHN. ML:2.7 0.0006025000000000001 0.84 AML other m 2021-06-22T06:48:01.78
IV.CSP1.EHE. ML:2.6 0.0005769999999999999 1.16 AML other m 2021-06-22T06:48:01.89
IV.ATCC.EHE. ML:2.5 0.0004095 0.56 AML other m 2021-06-22T06:48:02.01
IV.MURB.HHN. ML:2.9 0.0009285 0.38 AML other m 2021-06-22T06:48:02.65
IV.MURB.HNN. ML:2.8 0.000801 0.36 AML other m 2021-06-22T06:48:02.66
IV.MURB.HHE. ML:2.9 0.0008945000000000001 0.34 AML other m 2021-06-22T06:48:02.80
IV.MURB.HNE. ML:2.9 0.0009339999999999999 0.34 AML other m 2021-06-22T06:48:02.81
IV.EL6.EHE. ML:2.5 0.000301 1.68 AML other m 2021-06-22T06:48:04.84
IV.T0110.HHE. ML:2.3 0.0001885 0.54 AML other m 2021-06-22T06:48:08.62
IV.ATPI.EHE. ML:2.0 0.0000872 0.74 AML other m 2021-06-22T06:48:08.17
IV.ATPI.EHN. ML:2.1 0.00009645000000000001 1.34 AML other m 2021-06-22T06:48:08.20
IV.EL6.EHN. ML:2.5 0.00028700000000000004 0.86 AML other m 2021-06-22T06:48:11.66
IV.PIEI.HHE. ML:2.1 0.00009850000000000001 0.88 AML other m 2021-06-22T06:48:11.82
IV.PIEI.HHN. ML:2.0 0.0000687 0.28 AML other m 2021-06-22T06:48:14.02
IV.T0110.HHN. ML:2.4 0.0002355 0.56 AML other m 2021-06-22T06:48:14.41
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
Waveforms Seismic signals in miniseed + resp format Download