Earthquake with magnitude of ML 1.9 on date 11-04-2022 and time 18:58:44 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 1.9 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 11-04-2022 16:58:44 (UTC)
  • 11-04-2022 18:58:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.3940, 15.4550 at 275 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
70 Km W of Cosenza (67546 inhabitants)
88 Km NW of Lamezia Terme (70714 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 2022-04-11
16:58:44
39.3937 15.455 275 2022-07-08
12:33:52
Bollettino Sismico Italiano INGV 104161751
Reviewed
Rev100
ML 1.9 2022-04-11
16:58:44
39.4227 15.4387 275 2022-04-11
17:11:53
Sala Sismica INGV-Roma 103087591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-11 16:58:44 ± 0.64
Latitude 39.3937 ± 0.0531
Longitude 15.4550 ± 0.1129
Depth (km) 275 ± 6 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 104161751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 9997
Semi-minor axis of confidence ellipse (meter) 5069
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 110
Circular confidence region, given by single value of horizontal uncertainty (meter) 10000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 214
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.46
Epicentral distance of station closest to the epicenter (degree) 0.40829
Epicentral distance of station farthest from the epicenter (degree) 1.43172
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 103087591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-11 17:11:53

ML:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 104161751
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-29 17:21:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AIO.HHE. 2022-04-11T16:59:57.31 0.6 undecidable manual S 187 158.9187 149 1.53 25
IV.PLAC.HHZ. 2022-04-11T16:59:52.83 0.6 undecidable manual S 141 134.7651 153 -0.42 44
IV.SERS.HHZ. 2022-04-11T16:59:51.34 0.6 undecidable manual S 110 113.1978 157 0.07 49
MN.TIP.HHE. 2022-04-11T16:59:51.56 0.6 undecidable manual S 102 114.3966 157 0.19 48
IV.CELI.HHE. 2022-04-11T16:59:50.04 0.6 undecidable manual S 89 90.3429 161 0.54 47
IV.JOPP.HHZ. 2022-04-11T16:59:48.53 0.6 undecidable manual S 157 94.8384 160 -1.29 33
IV.AIO.HHE. 2022-04-11T16:59:26.48 0.3 undecidable manual P 187 158.9187 149 0.93 50
IY.CNDF.HHN.00 2022-04-11T16:59:25.33 0.3 undecidable manual P 167 158.1195 149 -0.17 65
IV.PLAC.HHZ. 2022-04-11T16:59:23.66 0.3 undecidable manual P 141 134.7651 153 -0.43 66
IV.FERC.HHE.00 2022-04-11T16:59:23.54 0.3 undecidable manual P 151 119.4915 156 0.28 70
IV.TDS.HHE. 2022-04-11T16:59:22.43 0.3 undecidable manual P 68 81.0522 163 0.86 62
MN.TIP.HHE. 2022-04-11T16:59:22.97 0.1 undecidable manual P 102 114.3966 157 -0.04 99
IV.CELI.HHE. 2022-04-11T16:59:22.64 0.1 undecidable manual P 89 90.3429 161 0.71 87
IV.SERS.HHZ. 2022-04-11T16:59:22.94 0.1 negative manual P 110 113.1978 157 -0.01 100
IV.JOPP.HHZ. 2022-04-11T16:59:21.49 0.3 undecidable manual P 157 94.8384 160 -0.62 67
IV.CET2.HHZ. 2022-04-11T16:59:20.02 0.3 undecidable manual P 71 45.3213 170 -0.52 76
IV.CAR1.HHZ. 2022-04-11T16:59:20.42 0.3 undecidable manual P 103 66.7776 166 -0.67 69
IV.GRIS.EHE. 2022-04-11T16:59:20.36 0.3 undecidable manual P 41 51.4152 169 -0.32 79
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHE. ML:1.9 0.00000951395 0.5248 AML other m 2022-04-11T16:59:21.66
IV.JOPP.HHN. ML:1.9 0.000010889224999999999 0.1664 AML other m 2022-04-11T16:59:21.82
IV.SERS.HHE. ML:1.9 0.00000866928385 0.192 AML other m 2022-04-11T16:59:23.13
IV.SERS.HHN. ML:2.1 0.000015263085000000002 0.2048 AML other m 2022-04-11T16:59:23.15
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