Earthquake with magnitude of ML 1.2 on date 15-03-2021 and time 14:53:30 (Italy) in region 9 km W Monte Cavallo (MC)

A magnitude ML 1.2 earthquake occured in region: 9 km W Monte Cavallo (MC), on

  • 15-03-2021 13:53:30 (UTC)
  • 15-03-2021 14:53:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9870, 12.8940 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
Monte Cavallo MC 9 145 145
Serravalle di Chienti MC 11 1070 1215
Sellano PG 11 1079 2294
Valtopina PG 14 1398 3692
Pieve Torina MC 14 1458 5150
Foligno PG 16 57155 62305
Nocera Umbra PG 16 5839 68144
Muccia MC 16 915 69059
Preci PG 17 724 69783
Fiordimonte MC 17 202 69985
Visso MC 17 1107 71092
Trevi PG 17 8469 79561
Pievebovigliana MC 18 866 80427
Spello PG 18 8645 89072
Sefro MC 18 422 89494
Cerreto di Spoleto PG 19 1075 90569

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km E of Foligno (57155 inhabitants)
43 Km E of Perugia (166134 inhabitants)
51 Km NE of Terni (111501 inhabitants)
76 Km W of Teramo (54892 inhabitants)
82 Km NW of L'Aquila (69753 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
90 Km NE of Viterbo (67173 inhabitants)
96 Km S of Fano (60888 inhabitants)
98 Km SE of Arezzo (99543 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 1.2 2021-03-15
13:53:30
42.9872 12.8942 11 2021-03-15
14:14:50
Sala Sismica INGV-Roma 88160421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-15 13:53:30 ± 0.07
Latitude 42.9872 ± 0.0036
Longitude 12.8942 ± 0.0061
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 88160421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 440
Semi-minor axis of confidence ellipse (meter) 411
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 315
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38581
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 88160421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-15 14:14:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CROCE.HHZ. 2021-03-15T13:55:21.79 3.0 positive manual Pg 18.68 0
IV.HAGA.HHZ. 2021-03-15T13:55:11.85 3.0 undecidable manual Pg 12.93 0
IV.MCEL.HHZ. 2021-03-15T13:55:10.01 3.0 undecidable manual Sn -0.69 0
IV.SGO.HHZ. 2021-03-15T13:55:08.47 3.0 undecidable manual Sg 8 0
IX.STN3.HHZ.02 2021-03-15T13:55:05.12 3.0 undecidable manual Sn 0.06 0
IV.CAFE.HHZ. 2021-03-15T13:54:59.47 3.0 undecidable manual Sg 8.63 0
IV.ZEN8.EHZ. 2021-03-15T13:54:50.94 3.0 undecidable manual Sg 2.21 0
IV.SGAL.EHZ. 2021-03-15T13:54:46.79 3.0 undecidable manual Sn -4.22 0
IV.VTIR.HHZ. 2021-03-15T13:54:46.89 3.0 undecidable manual Sn 0.5 0
OT.OT14.EHZ. 2021-03-15T13:54:44.15 3.0 undecidable manual Sn -3.21 0
IV.PAOL.HHZ. 2021-03-15T13:54:39.99 3.0 undecidable manual Sn -3.12 0
IV.SCHR.EHZ. 2021-03-15T13:54:35.11 3.0 undecidable manual Pg 6.94 0
IV.SPS2.HHZ. 2021-03-15T13:54:35.66 3.0 positive manual Pn -4.09 0
IV.VOBA.EHZ. 2021-03-15T13:54:18.13 3.0 positive manual Pg 4.31 0
OT.OT14.EHZ. 2021-03-15T13:54:14.29 3.0 negative manual Pg 2.4 0
OT.OT05.EHZ. 2021-03-15T13:54:11.11 3.0 undecidable manual Pn 0.18 0
IV.VIVA.HHZ. 2021-03-15T13:54:10.84 3.0 undecidable manual S -3.59 0
GU.GSCL.HHZ. 2021-03-15T13:54:02.22 3.0 undecidable manual Pg 2.43 0
IT.LRNO.HNZ. 2021-03-15T13:54:01.78 3.0 undecidable manual Pn -2.32 0
IV.FAGN.HHZ. 2021-03-15T13:53:49.15 3.0 positive manual P -0.72 0
IV.MURB.HHZ. 2021-03-15T13:53:44.24 1.0 undecidable manual S 316 42.8238 50 0.14 23
IV.EL6.EHZ. 2021-03-15T13:53:43.97 0.3 undecidable manual S 24 41.5251 50 0.21 68
IV.GAVE.EHN. 2021-03-15T13:53:41.41 0.3 undecidable manual S 180 32.745 50 0 72
IV.MOMA.HHZ. 2021-03-15T13:53:41.80 0.6 undecidable manual S 232 33.2445 50 0.24 46
IV.CSP1.EHZ. 2021-03-15T13:53:40.03 0.3 undecidable manual S 65 27.75 50 -0.05 72
IV.ATCC.EHE. 2021-03-15T13:53:40.68 0.6 undecidable manual S 317 30.0477 50 -0.03 48
IV.MC2.EHZ. 2021-03-15T13:53:39.64 0.6 undecidable manual S 109 25.3524 50 0.19 47
IV.MURB.HHZ. 2021-03-15T13:53:38.03 0.6 undecidable manual P 316 42.8238 50 -0.14 46
IV.NRCA.HHZ. 2021-03-15T13:53:38.92 0.3 undecidable manual S 134 24.753 50 -0.35 68
IV.EL6.EHZ. 2021-03-15T13:53:37.84 0.6 negative manual P 24 41.5251 50 -0.14 46
IV.MC2.EHZ. 2021-03-15T13:53:36.62 0.6 undecidable manual P 109 25.3524 50 1.13 33
IV.MML1.EHZ. 2021-03-15T13:53:36.32 0.1 undecidable manual S 24 15.3735 124 -0.2 95
IV.ATCC.EHE. 2021-03-15T13:53:36.00 0.6 undecidable manual P 317 30.0477 50 -0.22 46
IV.FDMO.HHZ. 2021-03-15T13:53:36.92 0.3 undecidable manual S 71 16.5723 122 0.04 74
IV.GAVE.EHN. 2021-03-15T13:53:36.41 0.1 undecidable manual P 180 32.745 50 -0.21 92
IV.MOMA.HHZ. 2021-03-15T13:53:36.83 0.1 undecidable manual P 232 33.2445 50 0.12 94
IV.NRCA.HHZ. 2021-03-15T13:53:35.13 0.1 positive manual P 134 24.753 50 -0.26 93
IV.CSP1.EHZ. 2021-03-15T13:53:35.96 1.0 undecidable manual P 65 27.75 50 0.11 24
IV.FEMA.HNZ. 2021-03-15T13:53:35.96 0.6 undecidable manual S 100
IV.FDMO.HHZ. 2021-03-15T13:53:34.00 1.0 undecidable manual P 71 16.5723 122 -0.01 25
IT.MTCL.HGE. 2021-03-15T13:53:34.69 1.0 undecidable manual S 85 8.5803 141 -0.08 25
IV.CESI.HHZ. 2021-03-15T13:53:33.68 0.6 undecidable manual S 24 2.0979 168 -0.09 50
IT.MTCL.HGE. 2021-03-15T13:53:33.45 0.6 undecidable manual P 85 8.5803 141 0.66 42
IV.MML1.EHZ. 2021-03-15T13:53:33.74 0.1 undecidable manual P 24 15.3735 124 -0.06 98
IV.CESI.HHZ. 2021-03-15T13:53:32.29 0.1 negative manual P 24 2.0979 168 0.08 100
IV.ATMI.HHZ. 2021-03-15T13:53:30.64 3.0 negative manual P -2.28 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.1 0.00023549495 0.16 AML other m 2021-03-15T13:53:33.79
IV.CESI.HHE. ML:1.1 0.00020046549499999999 0.1216 AML other m 2021-03-15T13:53:33.78
IV.NRCA.HHN. ML:1.4 0.000133 0.86 AML other m 2021-03-15T13:53:39.02
IV.NRCA.HHE. ML:1.3 0.000132 0.1 AML other m 2021-03-15T13:53:39.49
IV.ATMI.HHE. ML:1.3 0.000041300620000000004 0.2624 AML other m 2021-03-15T13:53:32.27
IV.ATMI.HHN. ML:1.7 0.000096581145 0.224 AML other m 2021-03-15T13:53:33.60
IV.CESI.HNE. ML:1.0 0.00015979144 0.1216 AML other m 2021-03-15T13:53:33.78
IV.CESI.HNN. ML:1.1 0.0002213745 0.1472 AML other m 2021-03-15T13:53:33.79
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