Earthquake with magnitude of ML 1.0 on date 03-03-2021 and time 00:25:01 (Italy) in region 3 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 1.0 earthquake occured in region: 3 km SE Castelsantangelo sul Nera (MC), on

  • 02-03-2021 23:25:01 (UTC)
  • 03-03-2021 00:25:01 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8770, 13.1870 at 8 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
Castelsantangelo sul Nera MC 3 281 281
Ussita MC 9 444 725
Visso MC 10 1107 1832
Montemonaco AP 12 604 2436
Preci PG 12 724 3160
Norcia PG 12 4957 8117
Montegallo AP 13 523 8640
Bolognola MC 14 142 8782
Montefortino FM 15 1178 9960
Arquata del Tronto AP 15 1178 11138
Acquacanina MC 17 121 11259
Fiastra MC 18 559 11818
Amandola FM 18 3629 15447
Fiordimonte MC 20 202 15649
Monte Cavallo MC 20 145 15794

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
49 Km NW of Teramo (54892 inhabitants)
56 Km NE of Terni (111501 inhabitants)
61 Km N of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
96 Km W of Pescara (121014 inhabitants)
99 Km NW of Chieti (51815 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 1.0 2021-03-02
23:25:01
42.8767 13.1872 8 2021-03-02
23:37:20
Sala Sismica INGV-Roma 87639671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-02 23:25:01 ± 0.07
Latitude 42.8767 ± 0.0027
Longitude 13.1872 ± 0.0049
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 87639671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 367
Semi-minor axis of confidence ellipse (meter) 146
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 52
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) 75
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.03507
Epicentral distance of station farthest from the epicenter (degree) 0.45686
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 4
Type of magnitude ML
Reference to an origin 87639671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-02 23:37:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2021-03-02T23:25:18.44 0.3 undecidable manual S 352 50.7159 50 -0.09 69
IV.TERO.HHZ. 2021-03-02T23:25:16.28 0.3 undecidable manual S 130 44.1225 50 -0.5 64
IV.SMA1.EHE. 2021-03-02T23:25:12.27 0.3 undecidable manual S 156 29.8479 104 -0.16 71
IV.MML1.HNE. 2021-03-02T23:25:12.51 0.3 undecidable manual S 326 31.5462 103 -0.5 66
IV.SAP2.EHN. 2021-03-02T23:25:12.99 0.6 undecidable manual S 35 29.8479 104 0.56 43
IV.CESI.HHZ. 2021-03-02T23:25:11.46 0.3 undecidable manual S 302 26.9508 106 -0.01 73
IV.MF5.EHZ. 2021-03-02T23:25:11.20 0.6 undecidable manual S 61 25.3524 106 0.29 46
IV.PF6.EHE. 2021-03-02T23:25:11.74 0.3 undecidable manual S 1 28.9488 104 -0.39 67
IV.EL6.EHZ. 2021-03-02T23:25:11.96 0.1 undecidable manual P 352 50.7159 50 0.52 84
IV.GUMA.HNE. 2021-03-02T23:25:10.75 0.3 undecidable manual S 30 23.8539 107 0.32 69
IV.TERO.HHZ. 2021-03-02T23:25:10.31 0.6 undecidable manual P 130 44.1225 50 -0.11 46
IV.CSP1.EHZ. 2021-03-02T23:25:10.41 0.3 undecidable manual S 3 23.8539 107 -0.04 73
IV.MNTT.EHZ. 2021-03-02T23:25:09.96 1.0 undecidable manual P 58 39.0276 50 0.32 22
IV.FDMO.HHE. 2021-03-02T23:25:08.90 0.3 undecidable manual S 335 19.4694 111 -0.1 73
IV.PF6.EHE. 2021-03-02T23:25:07.48 1.0 undecidable manual P 1 28.9488 104 -0.27 23
IV.SAP2.EHN. 2021-03-02T23:25:07.76 0.3 undecidable manual P 35 29.8479 104 -0.16 71
IV.CESI.HHZ. 2021-03-02T23:25:07.30 0.1 undecidable manual P 302 26.9508 106 -0.07 97
IV.SMA1.EHE. 2021-03-02T23:25:07.86 0.1 undecidable manual P 156 29.8479 104 -0.06 96
IV.MF5.EHZ. 2021-03-02T23:25:07.27 0.1 undecidable manual P 61 25.3524 106 0.23 94
IV.FEMA.HNN. 2021-03-02T23:25:07.79 0.3 undecidable manual S 310 14.6742 117 0.33 70
IV.MML1.HNE. 2021-03-02T23:25:07.94 0.1 undecidable manual P 326 31.5462 103 -0.31 91
IV.CSP1.EHZ. 2021-03-02T23:25:06.65 0.6 undecidable manual P 3 23.8539 107 -0.12 48
IV.MMO1.EHZ. 2021-03-02T23:25:06.46 0.3 undecidable manual S 77 11.5773 123 -0.09 74
IV.GUMA.HNE. 2021-03-02T23:25:06.87 0.1 undecidable manual P 30 23.8539 107 0.1 96
IV.FEMA.HNN. 2021-03-02T23:25:05.43 0.1 undecidable manual P 310 14.6742 117 0.38 92
IV.NRCA.HHZ. 2021-03-02T23:25:05.67 0.3 undecidable manual S 231 7.5813 134 0.21 73
IV.FDMO.HHE. 2021-03-02T23:25:05.90 0.1 undecidable manual P 335 19.4694 111 -0.04 99
IV.MC2.EHZ. 2021-03-02T23:25:04.12 0.3 undecidable manual S 2 3.8961 153 -0.56 67
IV.NRCA.HHZ. 2021-03-02T23:25:04.19 0.1 negative manual P 231 7.5813 134 0.3 95
IV.MMO1.EHZ. 2021-03-02T23:25:04.58 0.6 positive manual P 77 11.5773 123 0.06 50
IV.MC2.EHZ. 2021-03-02T23:25:03.34 0.1 undecidable manual P 2 3.8961 153 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.3 0.00032250000000000003 1.84 AML other m 2021-03-02T23:25:05.97
IV.NRCA.HHE. ML:1.5 0.000629 0.14 AML other m 2021-03-02T23:25:06.21
IV.CESI.HHN. ML:0.7 0.00003195 0.28 AML other m 2021-03-02T23:25:11.97
IV.CESI.HHE. ML:0.6 0.000020150000000000002 1.4 AML other m 2021-03-02T23:25:13.93
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