Earthquake with magnitude of ML 2.4 on date 07-04-2021 and time 11:42:21 (UTC) in region 4 km NE Borgorose (RI)

A magnitude ML 2.4 earthquake occured in region: 4 km NE Borgorose (RI), on

  • 07-04-2021 11:42:21 (UTC)
  • 07-04-2021 13:42:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2250, 13.2650 at 9 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
Borgorose RI 4 4591 4591
Tornimparte AQ 8 3187 7778
Lucoli AQ 10 1011 8789
Pescorocchiano RI 10 2075 10864
Fiamignano RI 12 1413 12277
Sante Marie AQ 14 1166 13443
Scoppito AQ 16 3727 17170
Massa d'Albe AQ 17 1476 18646
Magliano de' Marsi AQ 17 3690 22336
Tagliacozzo AQ 17 6889 29225
Nespolo RI 18 246 29471
Marcetelli RI 18 89 29560
Petrella Salto RI 18 1197 30757
L'Aquila AQ 18 69753 100510
Ocre AQ 18 1167 101677
Rocca di Cambio AQ 19 533 102210
Scurcola Marsicana AQ 19 2824 105034
Collegiove RI 20 213 105247

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km SW of L'Aquila (69753 inhabitants)
48 Km NE of Tivoli (56533 inhabitants)
51 Km NE of Guidonia Montecelio (88673 inhabitants)
60 Km SW of Teramo (54892 inhabitants)
63 Km SE of Terni (111501 inhabitants)
72 Km NE of Velletri (53303 inhabitants)
74 Km NE of Roma (2864731 inhabitants)
76 Km W of Chieti (51815 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
83 Km W of Pescara (121014 inhabitants)
87 Km NE of Aprilia (73446 inhabitants)
88 Km NE of Pomezia (62966 inhabitants)
89 Km NE of Latina (125985 inhabitants)
93 Km SE of Foligno (57155 inhabitants)
98 Km E of Viterbo (67173 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 2.4 2021-04-07
11:42:21
42.2247 13.265 9 2021-07-12
16:55:10
Bollettino Sismico Italiano INGV 89958831
Reviewed
Rev100
ML 2.4 2021-04-07
11:42:22
42.2235 13.2562 11 2021-04-07
11:53:05
Sala Sismica INGV-Roma 88884851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-07 11:42:21 ± 0.06
Latitude 42.2247 ± 0.0027
Longitude 13.2650 ± 0.0049
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89958831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 370
Semi-minor axis of confidence ellipse (meter) 140
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 98
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) 37
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) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.11781
Epicentral distance of station farthest from the epicenter (degree) 0.93080
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 36
Type of magnitude ML
Reference to an origin 88884851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-07 11:53:05

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 36
Type of magnitude ML
Reference to an origin 89958831
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-10 07:48:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASSB.HHZ. 2021-04-07T11:42:53.44 0.6 undecidable manual S 332 103.3188 50 1.14 29
IV.CESI.HHZ. 2021-04-07T11:42:50.10 0.6 undecidable manual S 341 91.4418 50 0.98 32
IV.CSP1.EHZ. 2021-04-07T11:42:50.90 0.6 undecidable manual S 357 96.3258 50 0.47 39
IV.MC2.EHZ. 2021-04-07T11:42:45.87 0.6 undecidable manual S 355 76.4679 50 0.75 37
IV.GAVE.EHZ. 2021-04-07T11:42:41.09 0.6 undecidable manual S 330 60.0954 50 0.34 43
IV.INTR.HHZ. 2021-04-07T11:42:40.07 0.3 undecidable manual S 114 57.6978 50 -0.05 69
IV.ARRO.EHZ. 2021-04-07T11:42:39.79 0.3 undecidable manual S 314 56.6988 50 -0.07 69
IV.ASSB.HHZ. 2021-04-07T11:42:39.83 0.1 undecidable manual P 332 103.3188 50 0.39 79
IV.TERO.HHZ. 2021-04-07T11:42:39.20 0.6 undecidable manual S 32 52.2033 50 0.56 41
IV.CSP1.EHZ. 2021-04-07T11:42:38.37 0.1 undecidable manual P 357 96.3258 50 0.02 86
IV.VVLD.HHZ. 2021-04-07T11:42:38.99 1.0 undecidable manual S 143 49.2174 50 1.14 16
IV.GUAR.HNN. 2021-04-07T11:42:38.03 0.6 undecidable manual S 175 47.9187 50 0.54 42
IV.RCAV.EHZ. 2021-04-07T11:42:38.15 0.6 undecidable manual S 212 49.4172 50 0.23 45
IV.T1299.HNN. 2021-04-07T11:42:37.27 1.0 undecidable manual S 2 45.4212 50 0.42 22
IV.CESI.HHZ. 2021-04-07T11:42:37.40 0.1 undecidable manual P 341 91.4418 50 -0.2 84
IV.MTCE.HHZ. 2021-04-07T11:42:37.79 0.3 undecidable manual S 243 48.5181 50 0.13 69
IV.T0110.HHZ. 2021-04-07T11:42:36.57 0.3 undecidable manual S 89 42.0246 50 0.64 61
IV.LNSS.HHZ. 2021-04-07T11:42:36.85 0.3 undecidable manual S 336 45.8208 50 -0.09 70
IV.SMA1.EHZ. 2021-04-07T11:42:36.91 0.6 undecidable manual S 7 45.4212 50 0.08 47
IV.MC2.EHZ. 2021-04-07T11:42:35.17 0.1 undecidable manual P 355 76.4679 50 -0.12 88
IV.GIGS.HHN. 2021-04-07T11:42:34.03 0.6 undecidable manual S 45 35.742 50 -0.23 46
IV.CAMP.HHZ. 2021-04-07T11:42:34.49 0.3 undecidable manual S 19 36.4413 50 0.04 72
IV.CERT.HHZ. 2021-04-07T11:42:34.94 0.3 undecidable manual S 217 38.4282 50 -0.04 72
IV.RM33.EHZ. 2021-04-07T11:42:33.13 0.3 undecidable manual S 353 31.8459 50 -0.08 72
IV.GAVE.EHZ. 2021-04-07T11:42:32.27 0.1 undecidable manual P 330 60.0954 50 -0.5 83
IV.INTR.HHZ. 2021-04-07T11:42:31.92 0.1 undecidable manual P 114 57.6978 50 -0.48 84
IV.PTQR.HHZ. 2021-04-07T11:42:31.51 0.3 undecidable manual S 154 25.0527 110 0.37 69
IV.ARRO.EHZ. 2021-04-07T11:42:31.92 0.3 undecidable manual P 314 56.6988 50 -0.33 65
IV.TERO.HHZ. 2021-04-07T11:42:31.07 0.3 undecidable manual P 32 52.2033 50 -0.48 64
IV.SMA1.EHZ. 2021-04-07T11:42:30.48 0.1 undecidable manual P 7 45.4212 50 -0.02 95
IV.MTCE.HHZ. 2021-04-07T11:42:30.76 0.1 undecidable manual P 243 48.5181 50 -0.22 91
IV.VVLD.HHZ. 2021-04-07T11:42:30.80 0.1 undecidable manual P 143 49.2174 50 -0.29 89
IV.T1299.HNN. 2021-04-07T11:42:30.33 0.1 undecidable manual P 2 45.4212 50 -0.19 92
IV.GUAR.HNN. 2021-04-07T11:42:30.82 0.1 undecidable manual P 175 47.9187 50 -0.07 94
IV.LNSS.HHZ. 2021-04-07T11:42:30.21 0.1 undecidable manual P 336 45.8208 50 -0.36 88
IV.RCAV.EHZ. 2021-04-07T11:42:30.96 0.1 undecidable manual P 212 49.4172 50 -0.17 91
IT.MMP1.HGE. 2021-04-07T11:42:30.26 0.6 undecidable manual P 274 42.5241 50 0.2 46
IV.CERT.HHZ. 2021-04-07T11:42:29.19 0.1 undecidable manual P 217 38.4282 50 -0.24 92
IV.T0110.HHZ. 2021-04-07T11:42:29.98 0.1 undecidable manual P 89 42.0246 50 0 96
MN.AQU.HNZ. 2021-04-07T11:42:29.14 0.3 undecidable manual S 39 18.3705 117 0.13 73
IT.CSO1.HGZ. 2021-04-07T11:42:29.88 0.3 undecidable manual S 227 19.9689 115 0.37 69
IV.CAMP.HHZ. 2021-04-07T11:42:28.97 0.1 undecidable manual P 19 36.4413 50 -0.16 94
IV.GIGS.HHN. 2021-04-07T11:42:28.78 0.1 undecidable manual P 45 35.742 50 -0.24 92
IV.RM33.EHZ. 2021-04-07T11:42:28.16 0.1 undecidable manual P 353 31.8459 50 -0.25 93
IV.FIAM.HHZ. 2021-04-07T11:42:27.36 0.3 undecidable manual S 292 13.0758 125 -0.06 75
IV.PTQR.HHZ. 2021-04-07T11:42:27.00 0.1 undecidable manual P 154 25.0527 110 -0.22 94
IV.FAGN.HHZ. 2021-04-07T11:42:27.66 0.3 undecidable manual P 80 26.5512 109 0.16 71
MN.AQU.HNZ. 2021-04-07T11:42:26.11 0.1 undecidable manual P 39 18.3705 117 0.12 97
IT.CSO1.HGZ. 2021-04-07T11:42:26.54 0.1 undecidable manual P 227 19.9689 115 0.26 94
IV.FIAM.HHZ. 2021-04-07T11:42:25.11 0.1 undecidable manual P 292 13.0758 125 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FIAM.HNN. ML:2.8 0.00754 1.58 AML other m 2021-04-07T11:42:27.04
IV.FIAM.HHN. ML:2.6 0.004395 1.58 AML other m 2021-04-07T11:42:27.05
IV.FIAM.HHE. ML:2.6 0.004365 0.76 AML other m 2021-04-07T11:42:28.15
IV.FIAM.HNE. ML:2.9 0.00938 0.52 AML other m 2021-04-07T11:42:29.34
IV.PTQR.HHE. ML:2.1 0.0008020000000000001 0.98 AML other m 2021-04-07T11:42:34.46
IV.PTQR.HHN. ML:2.1 0.0007769999999999999 0.98 AML other m 2021-04-07T11:42:35.00
IV.CAMP.HHN. ML:2.5 0.00123 1.1 AML other m 2021-04-07T11:42:36.84
IV.CERT.HHN. ML:2.4 0.0009555 1.14 AML other m 2021-04-07T11:42:38.01
IV.CERT.HNN. ML:2.4 0.000883 1.12 AML other m 2021-04-07T11:42:38.02
IV.CERT.HHE. ML:2.2 0.0006005 0.48 AML other m 2021-04-07T11:42:38.30
IV.CERT.HNE. ML:2.5 0.0010494999999999999 0.46 AML other m 2021-04-07T11:42:38.54
IV.CAMP.HHE. ML:2.3 0.000842 0.66 AML other m 2021-04-07T11:42:38.39
IV.SMA1.EHE. ML:2.5 0.000999 1.12 AML other m 2021-04-07T11:42:39.03
IV.MTCE.HHE. ML:2.3 0.0005105 0.66 AML other m 2021-04-07T11:42:39.89
IV.T0110.HHE. ML:2.7 0.00171 0.94 AML other m 2021-04-07T11:42:40.57
IV.T0110.HHN. ML:2.5 0.0011179999999999999 0.78 AML other m 2021-04-07T11:42:40.80
IV.SMA1.EHN. ML:2.5 0.0008545 0.84 AML other m 2021-04-07T11:42:40.43
IV.MTCE.HHN. ML:2.2 0.00039400000000000004 0.98 AML other m 2021-04-07T11:42:40.45
IV.LNSS.HHN. ML:2.5 0.0009415 0.98 AML other m 2021-04-07T11:42:41.81
IV.TERO.HHE. ML:2.2 0.00044050000000000003 0.58 AML other m 2021-04-07T11:42:43.40
IV.TERO.HHN. ML:2.3 0.0005304999999999999 0.64 AML other m 2021-04-07T11:42:43.79
IV.LNSS.HHE. ML:2.5 0.000977 0.7 AML other m 2021-04-07T11:42:44.60
IV.VVLD.HHE. ML:2.0 0.000284 0.6 AML other m 2021-04-07T11:42:44.35
IV.GAVE.EHE. ML:2.3 0.000418 0.34 AML other m 2021-04-07T11:42:45.11
IV.INTR.HHE. ML:2.3 0.0004465 0.84 AML other m 2021-04-07T11:42:45.58
IV.INTR.HNE. ML:2.3 0.000439 0.78 AML other m 2021-04-07T11:42:47.41
IV.GAVE.EHN. ML:2.4 0.00048150000000000005 0.58 AML other m 2021-04-07T11:42:48.38
IV.VVLD.HHN. ML:2.1 0.00034399999999999996 0.76 AML other m 2021-04-07T11:42:50.18
IV.INTR.HHN. ML:2.6 0.0008025 0.76 AML other m 2021-04-07T11:42:50.54
IV.INTR.HNN. ML:2.5 0.000778 0.8 AML other m 2021-04-07T11:42:50.54
IV.CESI.HHN. ML:2.3 0.00020400000000000003 0.5 AML other m 2021-04-07T11:42:56.27
IV.CESI.HHE. ML:2.2 0.000188 0.66 AML other m 2021-04-07T11:42:57.37
IV.CSP1.EHE. ML:2.5 0.0003105 0.74 AML other m 2021-04-07T11:42:58.38
IV.ASSB.HHE. ML:2.0 0.0001067 0.7 AML other m 2021-04-07T11:43:00.32
IV.CSP1.EHN. ML:2.6 0.0004055 0.44 AML other m 2021-04-07T11:43:02.57
IV.ASSB.HHN. ML:2.3 0.00019800000000000002 0.96 AML other m 2021-04-07T11:43:02.17
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