Earthquake with magnitude of ML 1.5 on date 02-03-2021 and time 21:27:49 (Italy) in region 4 km SW Bisegna (AQ)

A magnitude ML 1.5 earthquake occured in region: 4 km SW Bisegna (AQ), on

  • 02-03-2021 20:27:49 (UTC)
  • 02-03-2021 21:27:49 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.9000, 13.7180 at 14 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
Bisegna AQ 4 223 223
Lecce nei Marsi AQ 5 1702 1925
Gioia dei Marsi AQ 6 1989 3914
Villavallelonga AQ 9 919 4833
Ortucchio AQ 9 1860 6693
Villalago AQ 11 568 7261
Ortona dei Marsi AQ 11 542 7803
Collelongo AQ 11 1233 9036
Pescasseroli AQ 12 2203 11239
Anversa degli Abruzzi AQ 13 341 11580
Scanno AQ 14 1847 13427
San Benedetto dei Marsi AQ 14 3909 17336
Pescina AQ 15 4133 21469
Cocullo AQ 16 230 21699
Trasacco AQ 16 6246 27945
Opi AQ 16 420 28365
Balsorano AQ 17 3569 31934
Pescosolido FR 17 1555 33489
San Vincenzo Valle Roveto AQ 18 2347 35836
Bugnara AQ 18 1125 36961
Campoli Appennino FR 18 1725 38686
Introdacqua AQ 19 2126 40812
Collarmele AQ 20 894 41706

Municipalities with at least 50000 inhabitants

An earthquake occurred to
57 Km SE of L'Aquila (69753 inhabitants)
63 Km SW of Chieti (51815 inhabitants)
75 Km SW of Pescara (121014 inhabitants)
76 Km E of Tivoli (56533 inhabitants)
77 Km SW of Montesilvano (53738 inhabitants)
82 Km E of Velletri (53303 inhabitants)
83 Km E of Guidonia Montecelio (88673 inhabitants)
83 Km NE of Latina (125985 inhabitants)
85 Km S of Teramo (54892 inhabitants)
95 Km E 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 1.5 2021-03-02
20:27:49
41.9002 13.7183 14 2021-07-12
16:55:13
Bollettino Sismico Italiano INGV 90603761
Reviewed
Rev100
ML 1.5 2021-03-02
20:27:49
41.9048 13.7195 13 2021-03-02
20:33:39
Sala Sismica INGV-Roma 87632851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-02 20:27:49 ± 0.06
Latitude 41.9002 ± 0.0027
Longitude 13.7183 ± 0.0036
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90603761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 318
Semi-minor axis of confidence ellipse (meter) 103
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 81
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) 54
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 35
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) 0.07734
Epicentral distance of station farthest from the epicenter (degree) 0.72755
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 90603761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-29 11:12:11

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 87632851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-02 20:33:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VCEL.EHZ. 2021-03-02T20:28:07.50 0.3 undecidable manual S 10 55.7997 94 0.57 62
IV.MIDA.HHZ. 2021-03-02T20:28:06.43 0.3 undecidable manual S 123 52.8027 95 0.3 67
IV.TERO.HHZ. 2021-03-02T20:28:04.14 0.6 undecidable manual P 353 80.7636 93 0.71 37
IV.FAGN.HHZ. 2021-03-02T20:28:03.20 0.3 undecidable manual S 345 42.0246 96 -0.08 71
IV.RNI2.HHZ. 2021-03-02T20:28:03.10 0.3 undecidable manual S 121 42.0246 96 -0.17 69
IV.CERA.HHZ. 2021-03-02T20:28:03.10 0.3 undecidable manual S 143 41.7249 96 -0.09 70
IV.LPEL.HHZ. 2021-03-02T20:28:02.80 0.6 undecidable manual S 67 41.625 96 -0.38 44
IV.GUAR.HNN. 2021-03-02T20:28:01.30 0.3 undecidable manual S 251 35.5422 98 -0.26 69
IV.T0110.HHZ. 2021-03-02T20:28:01.60 0.3 undecidable manual S 7 36.8298 98 -0.3 69
IV.LRP.EHZ. 2021-03-02T20:28:00.20 0.6 undecidable manual S 201 30.1476 101 0.07 49
IV.PTQR.HHZ. 2021-03-02T20:28:00.30 0.6 undecidable manual S 297 29.4483 101 0.33 46
IT.SULA.HNN. 2021-03-02T20:27:59.10 0.3 undecidable manual S 40 25.2525 104 0.24 71
IV.VCEL.EHZ. 2021-03-02T20:27:59.55 0.3 undecidable manual P 10 55.7997 94 -0.04 70
IV.GIUL.HHZ. 2021-03-02T20:27:59.18 0.3 undecidable manual P 226 54.0015 95 -0.13 69
IT.SULP.HGN. 2021-03-02T20:27:59.50 0.3 undecidable manual S 40 26.751 103 0.24 71
IV.MIDA.HHZ. 2021-03-02T20:27:58.95 0.3 undecidable manual P 123 52.8027 95 -0.17 68
IV.CERA.HHZ. 2021-03-02T20:27:57.24 0.3 undecidable manual P 143 41.7249 96 -0.19 69
IV.POFI.HHZ. 2021-03-02T20:27:57.60 0.3 undecidable manual S 181 20.2686 110 0.01 75
IV.FAGN.HHZ. 2021-03-02T20:27:57.21 0.3 undecidable manual P 345 42.0246 96 -0.27 68
IV.INTR.HHZ. 2021-03-02T20:27:57.20 0.3 undecidable manual S 51 19.7691 111 -0.25 71
IV.RNI2.HHZ. 2021-03-02T20:27:57.88 0.3 undecidable manual P 121 42.0246 96 0.41 67
IV.LPEL.HHZ. 2021-03-02T20:27:57.15 0.3 undecidable manual P 67 41.625 96 -0.27 68
IV.GUAR.HNN. 2021-03-02T20:27:56.49 0.6 undecidable manual P 251 35.5422 98 0 49
IV.T0110.HHZ. 2021-03-02T20:27:56.47 0.3 undecidable manual P 7 36.8298 98 -0.22 70
IT.OPI.HGZ. 2021-03-02T20:27:56.80 0.3 undecidable manual S 146 16.5723 118 0.11 74
IT.SULP.HGN. 2021-03-02T20:27:55.04 0.3 undecidable manual P 40 26.751 103 -0.12 72
IV.VVLD.HHZ. 2021-03-02T20:27:55.00 0.6 undecidable manual S 247 8.5803 142 -0.03 51
IV.LRP.EHZ. 2021-03-02T20:27:55.66 0.3 undecidable manual P 201 30.1476 101 0 73
IV.PTQR.HHZ. 2021-03-02T20:27:55.47 0.3 undecidable manual P 297 29.4483 101 -0.1 72
IV.POFI.HHZ. 2021-03-02T20:27:54.31 0.3 undecidable manual P 181 20.2686 110 0.12 74
IT.SULC.HNZ. 2021-03-02T20:27:54.85 0.3 undecidable manual P 40 24.3534 105 0.05 74
IV.INTR.HHZ. 2021-03-02T20:27:54.14 0.1 undecidable manual P 51 19.7691 111 0.03 100
IT.SULA.HNN. 2021-03-02T20:27:54.90 0.3 undecidable manual P 40 25.2525 104 -0.03 74
IT.OPI.HGZ. 2021-03-02T20:27:53.78 0.3 undecidable manual P 146 16.5723 118 0.11 74
IV.VVLD.HHZ. 2021-03-02T20:27:52.87 0.3 undecidable manual P 247 8.5803 142 0.15 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VVLD.HHE. ML:1.1 0.00014250000000000002 0.46 AML other m 2021-03-02T20:27:55.18
IV.VVLD.HHN. ML:1.0 0.00011649999999999999 0.24 AML other m 2021-03-02T20:27:55.34
IV.INTR.HNE. ML:1.8 0.00038449999999999997 1.16 AML other m 2021-03-02T20:27:57.96
IV.INTR.HHE. ML:1.7 0.000364 1.76 AML other m 2021-03-02T20:27:58.96
IV.POFI.HHE. ML:1.2 0.0001142 0.5 AML other m 2021-03-02T20:27:58.00
IV.INTR.HNN. ML:1.9 0.00048450000000000007 0.18 AML other m 2021-03-02T20:27:58.28
IV.INTR.HHN. ML:1.9 0.00051 0.42 AML other m 2021-03-02T20:27:58.28
IV.POFI.HHN. ML:1.1 0.00008595 1.58 AML other m 2021-03-02T20:27:58.93
IV.LRP.EHN. ML:1.3 0.00008879999999999999 1.1 AML other m 2021-03-02T20:28:00.07
IV.LRP.EHE. ML:1.9 0.0003445 0.24 AML other m 2021-03-02T20:28:00.62
IV.PTQR.HHN. ML:1.0 0.0000432 1.42 AML other m 2021-03-02T20:28:01.86
IV.PTQR.HHE. ML:1.1 0.000052850000000000004 0.88 AML other m 2021-03-02T20:28:02.45
IV.T0110.HHN. ML:1.7 0.000191 1.32 AML other m 2021-03-02T20:28:02.80
IV.LPEL.HHN. ML:1.7 0.00014749999999999998 0.18 AML other m 2021-03-02T20:28:03.10
IV.LPEL.HHE. ML:1.6 0.000135 0.6 AML other m 2021-03-02T20:28:04.61
IV.T0110.HHE. ML:1.7 0.000184 0.44 AML other m 2021-03-02T20:28:05.00
IV.CERA.HHN. ML:1.3 0.0000669 0.98 AML other m 2021-03-02T20:28:05.60
IV.FAGN.HHE. ML:1.8 0.000187 1.42 AML other m 2021-03-02T20:28:06.00
IV.RNI2.HHN. ML:1.4 0.00006805 0.76 AML other m 2021-03-02T20:28:06.04
IV.RNI2.HHE. ML:1.5 0.00008935 0.42 AML other m 2021-03-02T20:28:06.64
IV.CERA.HHE. ML:1.4 0.00007159999999999999 1.36 AML other m 2021-03-02T20:28:06.96
IV.MIDA.HHE. ML:1.2 0.00004235 0.34 AML other m 2021-03-02T20:28:07.77
IV.FAGN.HHN. ML:1.6 0.00014050000000000003 0.34 AML other m 2021-03-02T20:28:07.98
IV.VCEL.EHN. ML:1.7 0.00011155000000000001 0.34 AML other m 2021-03-02T20:28:08.06
IV.GIUL.HHE. ML:0.9 0.0000203 1.4 AML other m 2021-03-02T20:28:08.00
IV.GIUL.HHN. ML:1.0 0.0000252 1.06 AML other m 2021-03-02T20:28:08.33
IV.MIDA.HHN. ML:1.3 0.0000471 1.1 AML other m 2021-03-02T20:28:09.05
IV.VCEL.EHE. ML:1.7 0.00012164999999999999 0.26 AML other m 2021-03-02T20:28:11.66
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