Earthquake with magnitude of ML 1.1 on date 03-03-2021 and time 07:11:57 (UTC) in region 3 km SE Visso (MC)

A magnitude ML 1.1 earthquake occured in region: 3 km SE Visso (MC), on

  • 03-03-2021 07:11:57 (UTC)
  • 03-03-2021 08:11:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9200, 13.1150 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 3 1107 1107
Ussita MC 4 444 1551
Castelsantangelo sul Nera MC 4 281 1832
Preci PG 8 724 2556
Monte Cavallo MC 12 145 2701
Bolognola MC 12 142 2843
Fiordimonte MC 13 202 3045
Acquacanina MC 13 121 3166
Fiastra MC 14 559 3725
Norcia PG 14 4957 8682
Pieve Torina MC 15 1458 10140
Sellano PG 16 1079 11219
Pievebovigliana MC 16 866 12085
Montemonaco AP 17 604 12689
Montefortino FM 19 1178 13867
Muccia MC 19 915 14782
Cerreto di Spoleto PG 20 1075 15857
Montegallo AP 20 523 16380
Sarnano MC 20 3264 19644

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Foligno (57155 inhabitants)
55 Km NE of Terni (111501 inhabitants)
56 Km NW of Teramo (54892 inhabitants)
63 Km E of Perugia (166134 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
96 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
07:11:57
42.9195 13.1153 10 2021-03-03
07:26:28
Sala Sismica INGV-Roma 87651591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-03 07:11:57 ± 0.07
Latitude 42.9195 ± 0.0036
Longitude 13.1153 ± 0.0049
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 87651591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 398
Semi-minor axis of confidence ellipse (meter) 218
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
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 20
Number of defining phases 20
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) 0.05486
Epicentral distance of station farthest from the epicenter (degree) 0.41009
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 87651591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-03 07:26:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2021-03-03T07:12:13.01 0.6 undecidable manual S 359 45.5211 50 0.52 42
IV.GAVE.EHZ. 2021-03-03T07:12:08.24 0.6 undecidable manual S 216 30.9468 50 -0.38 45
IV.EL6.EHZ. 2021-03-03T07:12:06.14 0.6 negative manual P 359 45.5211 50 -0.12 46
IV.CSP1.EHZ. 2021-03-03T07:12:05.45 0.6 undecidable manual S 21 20.4684 117 -0.26 47
IV.CESI.HHZ. 2021-03-03T07:12:05.37 0.6 undecidable manual S 299 19.5693 118 -0.07 49
IV.MMO1.EHN. 2021-03-03T07:12:04.49 0.6 undecidable manual S 97 17.3715 121 -0.27 47
IV.GAVE.EHZ. 2021-03-03T07:12:04.00 0.6 negative manual P 216 30.9468 50 -0.02 49
IT.MTCL.HGZ. 2021-03-03T07:12:03.23 0.6 undecidable manual S 311 12.4764 130 -0.17 49
IV.FDMO.HHZ. 2021-03-03T07:12:03.08 0.6 undecidable manual S 350 13.1757 128 -0.5 45
IV.MC2.EHZ. 2021-03-03T07:12:02.07 0.6 undecidable manual S 99 6.0939 150 0.14 50
IV.CSP1.EHZ. 2021-03-03T07:12:02.22 0.1 positive manual P 21 20.4684 117 -0.12 97
IV.NRCA.HHZ. 2021-03-03T07:12:02.52 0.6 undecidable manual S 181 9.5793 138 -0.13 49
IV.FEMA.HNZ. 2021-03-03T07:12:02.27 0.6 undecidable manual S 312 7.0929 146 0.14 49
IV.CESI.HHZ. 2021-03-03T07:12:02.27 0.6 undecidable manual P 299 19.5693 118 0.08 49
IV.FDMO.HHZ. 2021-03-03T07:12:01.17 0.6 undecidable manual P 350 13.1757 128 0.06 50
IV.MMO1.EHN. 2021-03-03T07:12:01.79 0.1 undecidable manual P 97 17.3715 121 -0.01 100
IT.MTCL.HGZ. 2021-03-03T07:12:01.05 0.1 undecidable manual P 311 12.4764 130 0.04 100
IV.MC2.EHZ. 2021-03-03T07:12:00.44 0.1 negative manual P 99 6.0939 150 0.28 96
IV.NRCA.HHZ. 2021-03-03T07:12:00.68 0.6 undecidable manual P 181 9.5793 138 0.1 50
IV.FEMA.HNZ. 2021-03-03T07:12:00.51 0.1 undecidable manual P 312 7.0929 146 0.23 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.4 0.000303 0.12 AML other m 2021-03-03T07:12:02.62
IV.NRCA.HHE. ML:1.4 0.0003545 1 AML other m 2021-03-03T07:12:03.01
IV.FDMO.HHN. ML:0.9 0.0000918 1.16 AML other m 2021-03-03T07:12:03.65
IV.FDMO.HHE. ML:1.1 0.00011929999999999999 0.78 AML other m 2021-03-03T07:12:03.51
IV.CESI.HHE. ML:0.8 0.000046 0.22 AML other m 2021-03-03T07:12:05.55
IV.CSP1.EHE. ML:1.3 0.00014350000000000002 0.26 AML other m 2021-03-03T07:12:05.65
IV.CESI.HHN. ML:0.8 0.00004835 0.22 AML other m 2021-03-03T07:12:05.56
IV.CSP1.EHN. ML:1.4 0.0001585 1.26 AML other m 2021-03-03T07:12:05.06
IV.GAVE.EHE. ML:1.1 0.000059499999999999996 1.58 AML other m 2021-03-03T07:12:09.84
IV.GAVE.EHN. ML:0.9 0.00004015 1.54 AML other m 2021-03-03T07:12:09.95
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download