Earthquake with magnitude of ML 1.1 on date 03-03-2021 and time 01:30:30 (Italy) in region 1 km NE Visso (MC)

A magnitude ML 1.1 earthquake occured in region: 1 km NE Visso (MC), on

  • 03-03-2021 00:30:30 (UTC)
  • 03-03-2021 01:30:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9410, 13.1010 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Visso MC 1 1107 1107
Ussita MC 3 444 1551
Castelsantangelo sul Nera MC 7 281 1832
Preci PG 9 724 2556
Monte Cavallo MC 10 145 2701
Fiordimonte MC 11 202 2903
Fiastra MC 12 559 3462
Acquacanina MC 12 121 3583
Bolognola MC 12 142 3725
Pieve Torina MC 12 1458 5183
Pievebovigliana MC 14 866 6049
Sellano PG 15 1079 7128
Muccia MC 16 915 8043
Norcia PG 17 4957 13000
Serravalle di Chienti MC 19 1070 14070
Montemonaco AP 19 604 14674
Sarnano MC 20 3264 17938
Montefortino FM 20 1178 19116

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Foligno (57155 inhabitants)
56 Km NE of Terni (111501 inhabitants)
58 Km NW of Teramo (54892 inhabitants)
61 Km E of Perugia (166134 inhabitants)
70 Km NW of L'Aquila (69753 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
98 Km W of Montesilvano (53738 inhabitants)
100 Km NE of Viterbo (67173 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
Reviewed
Rev100
ML 1.1 2021-03-03
00:30:30
42.9413 13.1012 10 2021-03-03
00:35:05
Sala Sismica INGV-Roma 87641421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-03 00:30:30 ± 0.07
Latitude 42.9413 ± 0.0045
Longitude 13.1012 ± 0.0061
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 87641421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 447
Semi-minor axis of confidence ellipse (meter) 388
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 270
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 83
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.48743
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 87641421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-03 00:35:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2021-03-03T00:30:47.51 0.3 undecidable manual S 131 54.1014 50 0.01 72
IV.MNTT.EHZ. 2021-03-03T00:30:45.25 0.3 undecidable manual S 71 42.3243 50 0.89 57
IV.ATCC.EHZ. 2021-03-03T00:30:45.78 0.6 undecidable manual S 306 46.1205 50 0.4 45
IV.CRTC.HHZ. 2021-03-03T00:30:44.37 3.0 undecidable manual P -2.41 0
IV.EL6.EHZ. 2021-03-03T00:30:44.70 0.6 undecidable manual S 0 43.0236 50 0.15 48
IV.LNSS.HHZ. 2021-03-03T00:30:43.00 0.3 undecidable manual S 188 37.8288 50 -0.18 72
IV.SMA1.EHZ. 2021-03-03T00:30:43.43 0.3 undecidable manual S 151 39.4272 50 -0.16 72
IV.MTRA.EHZ. 2021-03-03T00:30:41.11 0.6 undecidable manual S 130 31.5462 50 -0.38 46
IV.GAVE.EHZ. 2021-03-03T00:30:41.87 0.6 undecidable manual S 211 32.3454 50 0.17 49
IV.ARVD.HHZ. 2021-03-03T00:30:41.79 3.0 positive manual P 0.05 0
IV.MF5.EHZ. 2021-03-03T00:30:41.14 0.6 undecidable manual S 80 29.5482 50 0.18 49
IV.TERO.HHZ. 2021-03-03T00:30:40.12 0.6 undecidable manual P 131 54.1014 50 -0.16 47
IV.GUMA.HHZ. 2021-03-03T00:30:39.07 0.6 undecidable manual S 55 23.2545 114 -0.17 49
IV.EL6.EHZ. 2021-03-03T00:30:38.16 0.1 undecidable manual P 0 43.0236 50 -0.42 90
IV.MNTT.EHZ. 2021-03-03T00:30:38.86 0.6 positive manual P 71 42.3243 50 0.4 45
IV.ATCC.EHZ. 2021-03-03T00:30:38.91 0.6 positive manual P 306 46.1205 50 -0.14 48
IV.CSP1.EHZ. 2021-03-03T00:30:37.18 0.6 undecidable manual S 27 18.6702 119 -0.62 44
IV.SMA1.EHZ. 2021-03-03T00:30:37.91 0.6 negative manual P 151 39.4272 50 -0.11 48
IV.CESI.HHZ. 2021-03-03T00:30:37.59 0.6 undecidable manual S 294 17.4714 120 0.17 50
IV.LNSS.HHZ. 2021-03-03T00:30:37.67 0.3 undecidable manual P 188 37.8288 50 -0.11 73
IV.MF5.EHZ. 2021-03-03T00:30:36.37 1.0 undecidable manual P 80 29.5482 50 -0.13 25
IV.MTRA.EHZ. 2021-03-03T00:30:36.53 1.0 undecidable manual P 130 31.5462 50 -0.28 24
IV.GAVE.EHZ. 2021-03-03T00:30:36.94 0.3 negative manual P 211 32.3454 50 0.01 75
IV.MC2.EHZ. 2021-03-03T00:30:35.24 0.6 undecidable manual S 115 7.881 142 0.35 49
IV.GUMA.HHZ. 2021-03-03T00:30:35.36 0.6 negative manual P 55 23.2545 114 -0.15 49
IV.CSP1.EHZ. 2021-03-03T00:30:34.46 0.1 positive manual P 27 18.6702 119 -0.22 98
IV.CESI.HHZ. 2021-03-03T00:30:34.61 0.1 negative manual P 294 17.4714 120 0.15 100
IV.MC2.EHZ. 2021-03-03T00:30:33.31 0.1 undecidable manual P 115 7.881 142 0.31 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:1.6 0.00031999999999999997 1.06 AML other m 2021-03-03T00:30:37.62
IV.CSP1.EHE. ML:1.5 0.000227 0.42 AML other m 2021-03-03T00:30:37.61
IV.CESI.HHE. ML:1.1 0.0001065 1.38 AML other m 2021-03-03T00:30:38.08
IV.CESI.HHN. ML:1.2 0.0001305 1.22 AML other m 2021-03-03T00:30:38.95
IV.GUMA.HHE. ML:1.7 0.000294 0.18 AML other m 2021-03-03T00:30:39.25
IV.GUMA.HHN. ML:1.4 0.0001555 0.54 AML other m 2021-03-03T00:30:40.31
IV.MTRA.EHE. ML:1.1 0.000053500000000000006 0.66 AML other m 2021-03-03T00:30:41.49
IV.MTRA.EHN. ML:1.4 0.0001046 0.44 AML other m 2021-03-03T00:30:42.00
IV.EL6.EHE. ML:1.0 0.000036060000000000004 1.7 AML other m 2021-03-03T00:30:44.12
IV.SMA1.EHN. ML:0.8 0.000026799999999999998 1.1 AML other m 2021-03-03T00:30:45.67
IV.LNSS.HHE. ML:0.9 0.000031899999999999996 0.96 AML other m 2021-03-03T00:30:45.48
IV.SMA1.EHE. ML:0.9 0.000029900000000000002 0.52 AML other m 2021-03-03T00:30:45.67
IV.LNSS.HHN. ML:0.9 0.00003075 1.2 AML other m 2021-03-03T00:30:46.98
IV.EL6.EHN. ML:1.0 0.00003138 0.88 AML other m 2021-03-03T00:30:46.41
IV.TERO.HHE. ML:0.8 0.000016400000000000002 1.3 AML other m 2021-03-03T00:30:48.70
IV.TERO.HHN. ML:1.1 0.0000295 1.08 AML other m 2021-03-03T00:30:49.85
IV.ATCC.EHN. ML:0.9 0.000025849999999999998 0.74 AML other m 2021-03-03T00:30:49.91
IV.ATCC.EHE. ML:0.8 0.0000207 0.54 AML other m 2021-03-03T00:30:53.05
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