Earthquake with magnitude of ML 1.1 on date 01-11-2021 and time 07:38:06 (Italy) in region 1 km NW Monte Cavallo (MC)

A magnitude ML 1.1 earthquake occured in region: 1 km NW Monte Cavallo (MC), on

  • 01-11-2021 06:38:06 (UTC)
  • 01-11-2021 07:38:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0010, 12.9960 at 11 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
Monte Cavallo MC 1 145 145
Pieve Torina MC 7 1458 1603
Serravalle di Chienti MC 9 1070 2673
Fiordimonte MC 9 202 2875
Muccia MC 10 915 3790
Pievebovigliana MC 10 866 4656
Visso MC 11 1107 5763
Ussita MC 13 444 6207
Sellano PG 14 1079 7286
Fiastra MC 14 559 7845
Preci PG 14 724 8569
Acquacanina MC 15 121 8690
Camerino MC 16 6974 15664
Sefro MC 17 422 16086
Castelsantangelo sul Nera MC 17 281 16367
Bolognola MC 19 142 16509
Pioraco MC 20 1134 17643

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km E of Foligno (57155 inhabitants)
51 Km E of Perugia (166134 inhabitants)
57 Km NE of Terni (111501 inhabitants)
69 Km NW of Teramo (54892 inhabitants)
79 Km NW of L'Aquila (69753 inhabitants)
81 Km SW of Ancona (100861 inhabitants)
94 Km S of Fano (60888 inhabitants)
97 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 2021-11-01
06:38:06
43.0012 12.996 11 2021-11-01
06:45:23
Sala Sismica INGV-Roma 97133831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-01 06:38:06 ± 0.09
Latitude 43.0012 ± 0.0045
Longitude 12.9960 ± 0.0061
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 97133831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 493
Semi-minor axis of confidence ellipse (meter) 439
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 158
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 79
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00809
Epicentral distance of station farthest from the epicenter (degree) 0.33725
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 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 97133831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-01 06:45:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2021-11-01T06:38:13.63 0.6 negative manual P 13 37.4292 50 -0.01 47
IV.ATCC.EHZ. 2021-11-01T06:38:13.19 0.1 undecidable manual P 305 35.3424 50 -0.14 93
IV.GAVE.EHZ. 2021-11-01T06:38:12.88 1.0 negative manual P 194 35.2425 50 -0.44 22
IV.SNTG.HHZ. 2021-11-01T06:38:12.22 0.3 positive manual P 351 28.5492 50 -0.05 72
IV.ASSB.HHZ. 2021-11-01T06:38:12.10 0.6 negative manual P 280 27.75 50 -0.06 48
IV.MML1.EHZ. 2021-11-01T06:38:12.25 0.3 undecidable manual S 351 12.5763 131 0.01 74
IV.CESI.HHZ. 2021-11-01T06:38:11.23 0.3 undecidable manual S 273 7.3815 146 0.2 73
IV.CSP1.EHZ. 2021-11-01T06:38:10.96 0.6 positive manual P 59 19.6692 50 0.05 48
IT.MTCL.HGZ. 2021-11-01T06:38:10.12 0.3 undecidable manual S 161 0.8991 176 -0.13 73
IV.MC2.EHZ. 2021-11-01T06:38:10.89 1.0 negative manual P 122 18.5703 50 0.15 23
IV.CESI.HHZ. 2021-11-01T06:38:09.20 0.6 undecidable manual P 273 7.3815 146 0.1 49
IV.MML1.EHZ. 2021-11-01T06:38:09.89 0.6 negative manual P 351 12.5763 131 0.1 49
IT.MTCL.HGZ. 2021-11-01T06:38:08.72 0.1 negative manual P 161 0.8991 176 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.2 0.00023099999999999998 0.14 AML other m 2021-11-01T06:38:11.33
IV.CESI.HHN. ML:1.4 0.00035999999999999997 0.22 AML other m 2021-11-01T06:38:11.35
IV.MML1.EHN. ML:1.2 0.0001815 0.18 AML other m 2021-11-01T06:38:12.81
IV.MML1.EHE. ML:1.2 0.000183 0.22 AML other m 2021-11-01T06:38:12.77
IV.CSP1.EHE. ML:1.5 0.000209 0.16 AML other m 2021-11-01T06:38:14.49
IV.CSP1.EHN. ML:1.6 0.00027400000000000005 0.58 AML other m 2021-11-01T06:38:14.51
IV.SNTG.HHE. ML:0.7 0.000026249999999999998 0.1 AML other m 2021-11-01T06:38:16.75
IV.SNTG.HHN. ML:0.8 0.000033 0.92 AML other m 2021-11-01T06:38:17.73
IV.MML1.HNE. ML:1.2 0.00016232942 0.2016 AML other m 2021-11-01T06:38:12.78
IV.MML1.HNN. ML:1.2 0.00017721164999999999 0.0896 AML other m 2021-11-01T06:38:12.80
IV.ASSB.HHE. ML:0.5 0.0000152480525 0.0608 AML other m 2021-11-01T06:38:17.66
IV.ASSB.HHN. ML:0.5 0.000015831685 0.08 AML other m 2021-11-01T06:38:17.62
IV.GAVE.EHE. ML:1.0 0.00003777087 0.1408 AML other m 2021-11-01T06:38:18.58
IV.GAVE.EHN. ML:1.0 0.000042219975 0.1408 AML other m 2021-11-01T06:38:19.28
IV.ATCC.EHE. ML:0.8 0.000022891237 0.0992 AML other m 2021-11-01T06:38:18.97
IV.ATCC.EHN. ML:0.7 0.000018132177499999997 0.1184 AML other m 2021-11-01T06:38:18.87
IV.EL6.EHE. ML:1.0 0.000042445575 0.0992 AML other m 2021-11-01T06:38:19.58
IV.EL6.EHN. ML:1.1 0.000044295835000000006 0.2784 AML other m 2021-11-01T06:38:19.93
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