Earthquake with magnitude of ML 1.9 on date 13-08-2022 and time 04:32:21 (Italy) in region Confine Italia Svizzera (SVIZZERA)

A magnitude ML 1.9 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on

  • 13-08-2022 02:32:21 (UTC)
  • 13-08-2022 04:32:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.1960, 7.6500 at 8 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
100 Km W 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 1.9 2022-08-13
02:32:21
46.1957 7.6497 8 2023-01-31
19:03:34
Bollettino Sismico Italiano INGV 108891581
Reviewed
Rev100
ML 1.9 2022-08-13
02:32:21
46.2138 7.6547 6 2022-08-13
02:39:32
Sala Sismica INGV-Roma 108467681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-13 02:32:21 ± 0.2
Latitude 46.1957 ± 0.0108
Longitude 7.6497 ± 0.0104
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 108891581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1224
Semi-minor axis of confidence ellipse (meter) 333
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 159
Circular confidence region, given by single value of horizontal uncertainty (meter) 1220.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 108
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.64216
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 108891581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-01-14 22:29:44

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 108467681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-08-13 02:39:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
RD.PGF.BHZ. 2022-08-13T02:34:02.18 3.0 undecidable manual Sn -2.38 0
IV.RIBO.EHZ.01 2022-08-13T02:33:38.57 3.0 negative manual Pg 15.33 0
RD.ORIF.BHZ. 2022-08-13T02:33:20.08 3.0 undecidable manual Sg 3.54 0
ST.RONC.EHZ. 2022-08-13T02:33:01.73 3.0 positive manual Pn 5.63 0
CH.DAVOX.HHZ. 2022-08-13T02:32:52.44 0.3 undecidable manual P 68 182.2842 38 1.21 34
CH.FUSIO.HHZ. 2022-08-13T02:32:45.51 0.6 undecidable manual S 69 82.7505 50 -1.17 31
CH.GIMEL.HHZ. 2022-08-13T02:32:41.27 0.3 undecidable manual P 290 112.3986 50 0.68 54
IV.MRGE.HHZ. 2022-08-13T02:32:41.63 0.6 undecidable manual S 224 65.49 50 -0.43 43
CH.MUGIO.HHZ. 2022-08-13T02:32:41.04 0.1 undecidable manual P 105 111.3996 50 0.61 74
GU.CIRO.HHZ. 2022-08-13T02:32:41.96 0.6 undecidable manual S 185 66.1893 50 -0.28 44
GU.REMY.HHE. 2022-08-13T02:32:39.06 0.6 undecidable manual S 224 54.9006 50 -0.19 46
IV.VARE.HHZ. 2022-08-13T02:32:38.37 0.1 undecidable manual P 112 93.6396 50 0.67 75
GU.LSD.HHZ. 2022-08-13T02:32:37.30 0.1 undecidable manual P 206 90.8424 50 0.03 89
CH.BNALP.HHZ. 2022-08-13T02:32:37.29 0.1 undecidable manual P 38 95.4378 50 -0.68 74
CH.FUSIO.HHZ. 2022-08-13T02:32:35.55 0.1 positive manual P 69 82.7505 50 -0.48 82
GU.SATI.HHZ. 2022-08-13T02:32:34.96 0.6 undecidable manual S 155 39.3273 50 -0.11 48
GU.CIRO.HHZ. 2022-08-13T02:32:33.43 0.1 positive manual P 185 66.1893 50 -0.04 93
IV.MRGE.HHZ. 2022-08-13T02:32:33.36 0.1 positive manual P 224 65.49 50 0 94
GU.REMY.HHE. 2022-08-13T02:32:31.72 0.1 undecidable manual P 224 54.9006 50 -0.02 96
CH.MMK.HHZ. 2022-08-13T02:32:31.43 0.6 undecidable manual S 124 29.0487 106 -0.52 45
GU.SATI.HHZ. 2022-08-13T02:32:29.58 0.1 positive manual P 155 39.3273 50 0.25 94
CH.DIX.HHZ. 2022-08-13T02:32:29.37 0.6 undecidable manual S 235 22.5552 110 -0.44 46
CH.MMK.HHZ. 2022-08-13T02:32:27.65 0.1 positive manual P 124 29.0487 106 0.13 98
CH.DIX.HHZ. 2022-08-13T02:32:26.37 0.1 undecidable manual P 235 22.5552 110 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.DIX.HHN. ML:2.5 0.0020800000000000003 0.16 AML other m 2022-08-13T02:32:29.75
CH.DIX.HHE. ML:2.6 0.00259 0.16 AML other m 2022-08-13T02:32:29.97
CH.MMK.HHE. ML:1.0 0.00004935000000000001 0.42 AML other m 2022-08-13T02:32:31.82
CH.MMK.HHN. ML:1.3 0.00010325 0.38 AML other m 2022-08-13T02:32:32.42
GU.SATI.HNE. ML:2.0 0.000379 0.58 AML other m 2022-08-13T02:32:35.22
GU.SATI.HHN. ML:1.9 0.000266 1.8 AML other m 2022-08-13T02:32:36.00
GU.SATI.HNN. ML:1.9 0.00027449999999999995 0.4 AML other m 2022-08-13T02:32:36.00
GU.SATI.HHE. ML:2.0 0.000373 1.56 AML other m 2022-08-13T02:32:36.10
GU.CIRO.HHN. ML:1.4 0.000049600000000000006 0.24 AML other m 2022-08-13T02:32:44.70
GU.CIRO.HHE. ML:1.7 0.00008255 0.3 AML other m 2022-08-13T02:32:44.88
IV.MRGE.HHN. ML:2.2 0.00028399999999999996 1.72 AML other m 2022-08-13T02:32:45.04
IV.MRGE.HHE. ML:1.9 0.0001545 0.62 AML other m 2022-08-13T02:32:45.42
CH.FUSIO.HHE. ML:1.8 0.0000831 0.22 AML other m 2022-08-13T02:32:46.87
CH.FUSIO.HHN. ML:1.8 0.00008074999999999998 0.5 AML other m 2022-08-13T02:32:46.62
CH.BNALP.HHE. ML:2.2 0.00017649999999999998 0.32 AML other m 2022-08-13T02:32:48.49
GU.LSD.HHN. ML:1.8 0.0000711 0.18 AML other m 2022-08-13T02:32:51.83
IV.VARE.HHE. ML:1.7 0.000055 0.6 AML other m 2022-08-13T02:32:52.56
GU.LSD.HHE. ML:2.0 0.00010765 0.22 AML other m 2022-08-13T02:32:52.70
IV.VARE.HHN. ML:1.8 0.00007045 0.56 AML other m 2022-08-13T02:32:55.45
CH.BNALP.HHN. ML:1.9 0.0000861 0.82 AML other m 2022-08-13T02:32:55.67
CH.MUGIO.HHE. ML:1.8 0.00004945 0.3 AML other m 2022-08-13T02:32:56.74
CH.MUGIO.HHN. ML:1.9 0.00006855 1.8 AML other m 2022-08-13T02:32:56.04
CH.GIMEL.HHN. ML:1.8 0.0000544 1.28 AML other m 2022-08-13T02:33:00.08
CH.GIMEL.HHE. ML:1.8 0.00005605 1.66 AML other m 2022-08-13T02:33:02.87
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