Earthquake with magnitude of ML 0.9 on date 18-03-2022 and time 21:02:50 (Italy) in region 2 km SW Monte Cavallo (MC)

A magnitude ML 0.9 earthquake occured in region: 2 km SW Monte Cavallo (MC), on

  • 18-03-2022 20:02:50 (UTC)
  • 18-03-2022 21:02:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9800, 12.9850 at 13 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 2 145 145
Pieve Torina MC 9 1458 1603
Visso MC 10 1107 2710
Serravalle di Chienti MC 11 1070 3780
Fiordimonte MC 11 202 3982
Sellano PG 11 1079 5061
Preci PG 12 724 5785
Pievebovigliana MC 12 866 6651
Muccia MC 12 915 7566
Ussita MC 13 444 8010
Fiastra MC 15 559 8569
Acquacanina MC 17 121 8690
Castelsantangelo sul Nera MC 17 281 8971
Cerreto di Spoleto PG 19 1075 10046
Camerino MC 19 6974 17020
Sefro MC 19 422 17442
Bolognola MC 20 142 17584

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Foligno (57155 inhabitants)
51 Km E of Perugia (166134 inhabitants)
54 Km NE of Terni (111501 inhabitants)
69 Km NW of Teramo (54892 inhabitants)
78 Km NW of L'Aquila (69753 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
95 Km NE of Viterbo (67173 inhabitants)
96 Km S of Fano (60888 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
Bulletin
Rev1000
ML 0.9 2022-03-18
20:02:50
42.9802 12.9852 13 2022-07-08
12:33:59
Bollettino Sismico Italiano INGV 104915191
Reviewed
Rev100
ML 1.1 2022-03-18
20:02:51
43.0527 12.9645 9 2022-03-18
20:17:39
Sala Sismica INGV-Roma 102125531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-18 20:02:50 ± 0.17
Latitude 42.9802 ± 0.0063
Longitude 12.9852 ± 0.0098
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 104915191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 727
Semi-minor axis of confidence ellipse (meter) 595
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 241
Circular confidence region, given by single value of horizontal uncertainty (meter) 730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 146
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38671
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.4
Num. used stations 3
Type of magnitude ML
Reference to an origin 104915191
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-20 15:39:55

ML:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 102125531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-18 20:17:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CANO.HHZ. 2022-03-18T20:04:35.94 3.0 undecidable manual Sn 1.71 0
IV.ROVR.HHZ. 2022-03-18T20:04:16.34 3.0 undecidable manual Sn -4.31 0
GU.CANO.HHZ. 2022-03-18T20:03:57.99 3.0 positive manual Pg 13.44 0
IV.MPNC.HHZ. 2022-03-18T20:03:53.67 3.0 positive manual Pn 2.13 0
IV.BOB.HHZ. 2022-03-18T20:03:50.98 3.0 undecidable manual Pg 12.94 0
IV.FREG.EHZ. 2022-03-18T20:03:44.15 3.0 positive manual Pg 6.69 0
IV.MSSA.HHZ. 2022-03-18T20:03:31.53 3.0 undecidable manual Pn -2.43 0
IV.PZUN.HHZ. 2022-03-18T20:03:22.90 3.0 negative manual Pn -1.23 0
IV.RIBO.EHZ.01 2022-03-18T20:03:13.57 3.0 undecidable manual Pg 1.23 0
IV.EL6.EHN. 2022-03-18T20:03:04.41 0.1 undecidable manual S 14 39.8268 94 0.38 88
IV.PTRJ.HHZ. 2022-03-18T20:03:03.00 3.0 undecidable manual P -4.97 0
7F.SIB1.EHE. 2022-03-18T20:03:00.39 0.3 undecidable manual S 112 24.9528 98 0.31 69
IV.CSP1.EHZ. 2022-03-18T20:02:59.31 0.3 undecidable manual S 55 21.6672 101 0.11 72
IV.NRCA.HHZ. 2022-03-18T20:02:58.42 0.3 undecidable manual S 147 19.3695 104 -0.17 72
IV.EL6.EHN. 2022-03-18T20:02:58.09 0.1 undecidable manual P 14 39.8268 94 -0.39 88
IV.MNTP.HNZ. 2022-03-18T20:02:58.31 0.3 undecidable manual P 66 42.9237 93 -0.64 61
IV.MML1.HNE. 2022-03-18T20:02:57.33 0.3 undecidable manual S 356 14.874 114 -0.12 72
7F.SIB1.EHE. 2022-03-18T20:02:56.30 0.3 undecidable manual P 112 24.9528 98 0.09 72
IV.FDMO.HHZ. 2022-03-18T20:02:56.23 0.3 undecidable manual S 53 10.3785 129 -0.21 71
IV.NRCA.HHZ. 2022-03-18T20:02:55.29 0.1 undecidable manual P 147 19.3695 104 -0.06 98
IV.CSP1.EHZ. 2022-03-18T20:02:55.84 0.1 undecidable manual P 55 21.6672 101 0.14 95
IV.CESI.HHZ. 2022-03-18T20:02:55.83 0.1 undecidable manual S 293 7.0929 143 0 100
IV.FDMO.HHZ. 2022-03-18T20:02:54.18 0.3 positive manual P 53 10.3785 129 0.08 74
IV.MML1.HNE. 2022-03-18T20:02:54.89 0.3 undecidable manual P 356 14.874 114 0.2 72
IV.CESI.HHZ. 2022-03-18T20:02:53.90 0.1 undecidable manual P 293 7.0929 143 0.15 98
IV.RCAV.EHZ. 2022-03-18T20:02:49.36 3.0 undecidable manual P -6.88 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.1 0.0000833 0.1 AML other m 2022-03-18T20:03:01.80
IV.NRCA.HHN. ML:1.0 0.00006654999999999999 0.42 AML other m 2022-03-18T20:03:02.23
IV.CESI.HHE. ML:0.1 0.0000155547955 0.064 AML other m 2022-03-18T20:02:55.94
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