Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 14-06-2021 and time 15:29:19 (UTC) in region 4 km SW Borbona (RI)

A magnitude ML 1.7 earthquake occured in region: 4 km SW Borbona (RI), on

  • 14-06-2021 15:29:19 (UTC)
  • 14-06-2021 17:29:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4800, 13.1110 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.

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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
Borbona RI 4 617 617
Posta RI 5 694 1311
Micigliano RI 6 127 1438
Antrodoco RI 7 2588 4026
Borgo Velino RI 9 972 4998
Cagnano Amiterno AQ 10 1369 6367
Castel Sant'Angelo RI 11 1308 7675
Montereale AQ 12 2581 10256
Barete AQ 14 737 10993
Leonessa RI 15 2435 13428
Pizzoli AQ 16 4326 17754
Cittareale RI 16 482 18236
Capitignano AQ 16 665 18901
Cittaducale RI 17 6828 25729
Scoppito AQ 17 3727 29456
Cantalice RI 17 2755 32211
Poggio Bustone RI 19 2055 34266
Concerviano RI 20 291 34557

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NW of L'Aquila (69753 inhabitants)
39 Km E of Terni (111501 inhabitants)
53 Km W of Teramo (54892 inhabitants)
62 Km NE of Guidonia Montecelio (88673 inhabitants)
63 Km SE of Foligno (57155 inhabitants)
63 Km NE of Tivoli (56533 inhabitants)
83 Km E of Viterbo (67173 inhabitants)
83 Km NE of Roma (2864731 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
88 Km W of Chieti (51815 inhabitants)
91 Km W of Pescara (121014 inhabitants)
91 Km SE of Perugia (166134 inhabitants)
92 Km NE of Velletri (53303 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 1.7 2021-06-14
15:29:19		 42.4795 13.1108 10 2021-12-29
11:12:05		 Bollettino Sismico Italiano INGV 91442471
Reviewed
Rev100 		ML 1.7 2021-06-14
15:29:19		 42.4748 13.1133 10 2021-06-14
15:40:01		 Sala Sismica INGV-Roma 91281351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-14 15:29:19 ± 0.05
Latitude 42.4795 ± 0.0027
Longitude 13.1108 ± 0.0037
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 91442471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 322
Semi-minor axis of confidence ellipse (meter) 308
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 115
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 4.67557
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.5
Num. used stations 16
Type of magnitude ML
Reference to an origin 91442471
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-17 09:53:21

ML:1.7

Field Value
Value 1.7
Uncertainty 0.5
Num. used stations 18
Type of magnitude ML
Reference to an origin 91281351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-14 15:40:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EUCT.HNZ. 2021-06-14T15:31:13.60 3.0 undecidable manual Sn 6.4 0
IV.PIPA.HHZ. 2021-06-14T15:31:06.80 3.0 undecidable manual Sn -5.09 0
IV.MBAL.EHZ. 2021-06-14T15:31:05.36 3.0 undecidable manual Sg 6.95 0
CR.STON.BHZ. 2021-06-14T15:30:53.88 3.0 undecidable manual Sn -0.63 0
IV.SENA.HHZ. 2021-06-14T15:30:52.85 3.0 undecidable manual Sn -1.81 0
IV.NDIM.HNZ. 2021-06-14T15:30:44.92 3.0 undecidable manual Sn 3.85 0
IV.CRJA.HHZ. 2021-06-14T15:30:43.56 3.0 undecidable manual P 518.9916 1.282 0
IV.MTGR.HHZ. 2021-06-14T15:30:33.53 3.0 positive manual P 509.601 3.96 0
OT.OT11.EHZ. 2021-06-14T15:30:19.22 3.0 undecidable manual Sn 0.75 0
IX.STN3.HNZ.01 2021-06-14T15:30:00.88 3.0 undecidable manual P 302.1642 -2.88 0
IV.INTR.HHZ. 2021-06-14T15:29:48.04 3.0 undecidable manual S 0.33 0
IV.TST01.HHZ. 2021-06-14T15:29:43.63 3.0 undecidable manual P 132.6672 2.27 0
IV.MOMA.HHZ. 2021-06-14T15:29:38.20 3.0 undecidable manual S 309 56.8986 50 0.95 0
IV.LPEL.HHZ. 2021-06-14T15:29:35.43 3.0 positive manual P 100.2219 -0.94 0
IV.TERO.HHZ. 2021-06-14T15:29:33.90 1.0 undecidable manual S 68 43.3233 50 0.28 23
IV.MTRA.HNZ. 2021-06-14T15:29:32.40 0.6 undecidable manual S 37 38.628 50 0.05 48
IV.CSP1.EHZ. 2021-06-14T15:29:31.48 1.0 undecidable manual P 6 68.376 50 0.03 23
IV.T0110.HHZ. 2021-06-14T15:29:30.68 0.6 undecidable manual P 117 61.1943 50 0.33 43
IV.CESI.HHE. 2021-06-14T15:29:30.28 0.3 undecidable manual P 344 60.6948 50 0.02 69
IV.VCEL.EHN. 2021-06-14T15:29:29.71 1.0 undecidable manual P 99 60.495 50 -0.53 21
IV.GAVE.EHZ. 2021-06-14T15:29:29.70 0.3 undecidable manual S 323 29.4483 50 -0.22 70
IV.SMA1.EHZ. 2021-06-14T15:29:29.00 0.3 undecidable manual S 48 24.8529 112 0.34 69
IV.MOMA.HHZ. 2021-06-14T15:29:29.74 0.1 undecidable manual P 309 56.8986 50 0.05 92
IV.MMO1.HNZ. 2021-06-14T15:29:28.65 0.3 undecidable manual P 21 49.8168 50 0.06 70
IV.FIAM.HHZ. 2021-06-14T15:29:28.30 0.3 undecidable manual S 179 23.4543 113 0.08 73
IV.CESX.HHZ. 2021-06-14T15:29:28.14 0.6 undecidable manual P 289 45.1215 50 0.26 45
IV.T1299.EHZ. 2021-06-14T15:29:28.10 0.3 undecidable manual S 39 22.1556 114 0.3 70
IV.CAMP.HHE. 2021-06-14T15:29:28.70 0.6 undecidable manual S 76 25.1526 112 -0.06 49
IV.TERO.HHZ. 2021-06-14T15:29:27.46 0.6 undecidable manual P 68 43.3233 50 -0.13 47
IV.MTRA.HNZ. 2021-06-14T15:29:26.60 0.1 undecidable manual P 37 38.628 50 -0.26 91
IV.GIGS.HHE. 2021-06-14T15:29:26.77 0.3 undecidable manual P 94 37.9287 50 0.01 72
MN.AQU.HHZ. 2021-06-14T15:29:25.14 0.6 undecidable manual P 120 27.8499 50 -0.06 48
IV.ARRO.EHZ. 2021-06-14T15:29:25.76 0.3 undecidable manual P 292 30.3474 50 0.17 71
IV.GAVE.EHZ. 2021-06-14T15:29:25.32 0.1 undecidable manual P 323 29.4483 50 -0.14 95
IV.CAMP.HHE. 2021-06-14T15:29:24.70 0.1 undecidable manual P 76 25.1526 112 -0.09 97
IV.SMA1.EHZ. 2021-06-14T15:29:24.82 0.1 positive manual P 48 24.8529 112 0.09 97
IV.T1299.EHZ. 2021-06-14T15:29:24.35 0.1 positive manual P 39 22.1556 114 0.12 97
IV.FIAM.HHZ. 2021-06-14T15:29:24.57 0.1 undecidable manual P 179 23.4543 113 0.09 97
IV.RM33.HNE. 2021-06-14T15:29:23.70 0.3 undecidable manual S 69 9.0798 138 -0.36 71
IV.LNSS.HHZ. 2021-06-14T15:29:22.93 0.1 undecidable manual P 337 14.874 124 -0.02 100
IV.RM33.HNE. 2021-06-14T15:29:21.80 0.1 undecidable manual P 69 9.0798 138 -0.27 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:0.0 0.0005920000000000001 0.88 AML other m 2021-06-14T15:29:27.01
IV.FIAM.HHN. ML:0.0 0.000199 0.3 AML other m 2021-06-14T15:29:29.40
IV.SMA1.EHN. ML:0.0 0.000761 0.26 AML other m 2021-06-14T15:29:29.45
IV.LNSS.HHN. ML:0.0 0.0006730361 0.5504 AML other m 2021-06-14T15:29:26.73
IV.SMA1.EHE. ML:0.0 0.0007515000000000001 0.62 AML other m 2021-06-14T15:29:29.52
IV.FIAM.HHE. ML:0.0 0.00020600000000000002 0.32 AML other m 2021-06-14T15:29:30.55
IV.GAVE.EHN. ML:0.0 0.00023999999999999998 1.8 AML other m 2021-06-14T15:29:30.03
IV.GAVE.EHE. ML:0.0 0.000247 0.66 AML other m 2021-06-14T15:29:31.63
IV.ARRO.EHN. ML:0.0 0.00008291281 0.3072 AML other m 2021-06-14T15:29:31.54
IV.ARRO.EHE. ML:1.4 0.0001095 1.02 AML other m 2021-06-14T15:29:34.61
IV.CESX.HHN. ML:1.2 0.000050950000000000005 1.16 AML other m 2021-06-14T15:29:37.21
IV.MOMA.HHN. ML:0.0 0.00008585 0.86 AML other m 2021-06-14T15:29:39.51
IV.MOMA.HHE. ML:0.0 0.00011599999999999999 0.18 AML other m 2021-06-14T15:29:39.69
IV.CESX.HHE. ML:1.2 0.0000457 1 AML other m 2021-06-14T15:29:45.76
IX.STN3.HHE.02 ML:5.4 0.029 1.94 AML other m 2021-06-14T15:30:05.02
IX.STN3.HHN.02 ML:5.6 0.04555 0.6 AML other m 2021-06-14T15:30:05.72
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