Earthquake with magnitude of ML 1.3 on date 12-03-2023 and time 12:41:05 (UTC) in region Confine Italia Svizzera (SVIZZERA)

A magnitude ML 1.3 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on

  • 12-03-2023 12:41:05 (UTC)
  • 12-03-2023 13:41:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.5880, 9.3370 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
Madesimo SO 18 525 525

Municipalities with at least 50000 inhabitants

An earthquake occurred to
89 Km N of Como (84495 inhabitants)
94 Km NE of Varese (80799 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 1.3 2023-03-12
12:41:05
46.5883 9.3373 13 2024-03-01
17:18:18
Bollettino Sismico Italiano INGV 123999981
Reviewed
Rev100
ML 1.3 2023-03-12
12:41:05
46.5787 9.334 15 2023-03-12
13:30:28
Sala Sismica INGV-Roma 115285351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-12 12:41:05 ± 0.17
Latitude 46.5883 ± 0.0108
Longitude 9.3373 ± 0.0079
Depth (km) 13 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 123999981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 944
Semi-minor axis of confidence ellipse (meter) 792
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 13
Circular confidence region, given by single value of horizontal uncertainty (meter) 940.0
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 24
Number of defining phases 17
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) 1.08998
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 123999981
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-13 13:52:00

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 115285351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-12 13:30:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSFR.HHZ. 2023-03-12T12:42:59.49 3.0 undecidable manual Sn 0.15 0
IV.PABO.HHZ. 2023-03-12T12:42:58.59 3.0 undecidable manual Pg 18.82 0
IV.IMOL.HNZ. 2023-03-12T12:42:30.54 3.0 undecidable manual Sn 0.07 0
IV.MF5.EHZ. 2023-03-12T12:42:22.02 3.0 negative manual Pn 1.65 0
IV.MML1.EHZ. 2023-03-12T12:42:11.43 3.0 negative manual Pn -4.79 0
IV.SFI.EHZ. 2023-03-12T12:42:06.60 3.0 undecidable manual Pg 5.43 0
IV.IMOL.HNZ. 2023-03-12T12:41:55.58 3.0 negative manual Pn 0.34 0
CH.MMK.HHE. 2023-03-12T12:41:40.11 0.6 undecidable manual S 241 120.99 91 -0.15 55
IV.BRMO.HHZ. 2023-03-12T12:41:29.53 0.6 undecidable manual S 99 79.9644 91 0.21 62
CH.BNALP.HHE. 2023-03-12T12:41:28.19 0.3 undecidable manual S 295 76.0683 91 -0.1 90
CH.FUORN.HHZ. 2023-03-12T12:41:26.80 1.0 undecidable manual S 87 70.6737 91 -0.04 30
ST.RONC.EHZ. 2023-03-12T12:41:25.91 0.6 undecidable manual P 124 119.3916 91 0.57 55
CH.MMK.HHE. 2023-03-12T12:41:25.78 0.3 undecidable manual P 241 120.99 91 0.2 88
CH.BERNI.HHZ. 2023-03-12T12:41:22.35 0.3 undecidable manual S 110 55.7997 92 -0.53 79
IV.MDI.HHE. 2023-03-12T12:41:22.15 0.6 undecidable manual P 162 95.3379 91 0.52 59
CH.PLONS.HHZ. 2023-03-12T12:41:21.22 1.0 undecidable manual S 4 51.2154 92 -0.44 28
CH.DAVOX.HHZ. 2023-03-12T12:41:20.61 0.3 undecidable manual S 62 46.4202 93 0.23 100
IV.BRMO.HHZ. 2023-03-12T12:41:19.15 0.6 undecidable manual P 99 79.9644 91 -0.11 59
CH.BNALP.HHE. 2023-03-12T12:41:18.93 0.3 undecidable manual P 295 76.0683 91 0.26 96
CH.FUORN.HHZ. 2023-03-12T12:41:17.91 0.3 undecidable manual P 87 70.6737 91 0.08 93
CH.PLONS.HHZ. 2023-03-12T12:41:15.06 0.6 undecidable manual P 4 51.2154 92 0.22 67
CH.BERNI.HHZ. 2023-03-12T12:41:15.12 0.3 undecidable manual P 110 55.7997 92 -0.42 83
CH.DAVOX.HHZ. 2023-03-12T12:41:14.03 0.3 undecidable manual P 62 46.4202 93 -0.06 94
CH.FUSIO.HHE. 2023-03-12T12:41:14.63 0.3 undecidable manual P 254 53.502 92 -0.56 81
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.DAVOX.HHE. ML:1.8 0.00017903914999999997 0.32 AML other m 2023-03-12T12:41:21.36
CH.DAVOX.HHN. ML:1.9 0.00023916705000000003 0.3904 AML other m 2023-03-12T12:41:22.11
CH.PLONS.HHE. ML:1.3 0.000049496325 0.544 AML other m 2023-03-12T12:41:22.60
CH.BERNI.HHN. ML:1.0 0.00002378702 0.192 AML other m 2023-03-12T12:41:24.54
CH.PLONS.HHN. ML:1.0 0.000026630785 0.448 AML other m 2023-03-12T12:41:24.52
CH.BERNI.HHE. ML:0.8 0.00001394675 0.3264 AML other m 2023-03-12T12:41:26.44
IV.BRMO.HHN. ML:1.0 0.0000145251965 0.4608 AML other m 2023-03-12T12:41:30.97
IV.BRMO.HHE. ML:0.9 0.000010964525 0.3776 AML other m 2023-03-12T12:41:33.65
ST.RONC.EHN. ML:1.8 0.00004569039499999999 0.32 AML other m 2023-03-12T12:41:46.58
ST.RONC.EHE. ML:1.6 0.000028866679999999998 1.5392 AML other m 2023-03-12T12:41:47.03
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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