Earthquake with magnitude of ML 1.9 on date 19-03-2021 and time 22:42:43 (Italy) in region Tirreno Meridionale (MARE)

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

  • 19-03-2021 21:42:43 (UTC)
  • 19-03-2021 22:42:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.916, 15.626 at 191 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
60 Km W of Lamezia Terme (70714 inhabitants)
69 Km SW of Cosenza (67546 inhabitants)
80 Km N of Messina (238439 inhabitants)
84 Km W of Catanzaro (90612 inhabitants)
90 Km N of Reggio di Calabria (183035 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 2021-03-19
21:42:43
38.9155 15.6263 191 2021-07-12
16:55:10
Bollettino Sismico Italiano INGV 89993961
Reviewed
Rev100
ML 1.9 2021-03-19
21:42:42
38.8563 15.7393 199 2021-03-19
22:10:39
Sala Sismica INGV-Roma 88291871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-19 21:42:43 ± 0.35
Latitude 38.9155 ± 0.0252
Longitude 15.6263 ± 0.0439
Depth (km) 191 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89993961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3883
Semi-minor axis of confidence ellipse (meter) 2406
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 119
Circular confidence region, given by single value of horizontal uncertainty (meter) 3880
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 174
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.36872
Epicentral distance of station farthest from the epicenter (degree) 1.08278
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 17
Type of magnitude ML
Reference to an origin 89993961
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-11 15:38:03

ML:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 88291871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-19 22:10:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
MN.TIP.HHZ. 2021-03-19T21:43:32.81 0.6 undecidable manual S 73 0.9173 150 -0.22 47
MN.CEL.HHZ. 2021-03-19T21:43:31.21 0.6 undecidable manual S 162 0.6871 157 0.62 45
IV.PLAC.HHZ. 2021-03-19T21:43:31.53 0.3 undecidable manual S 126 0.786 154 -0.04 75
IV.SELL.HHZ. 2021-03-19T21:43:31.86 0.3 undecidable manual S 85 0.7815 154 0.34 71
IV.SERS.HHZ. 2021-03-19T21:43:31.93 0.3 undecidable manual S 81 0.8337 153 -0.16 73
IV.JOPP.HHZ. 2021-03-19T21:43:28.12 0.3 undecidable manual S 147 0.3687 167 -0.13 80
IV.PIPA.HHZ. 2021-03-19T21:43:13.12 0.3 undecidable manual P 58 1.0828 146 -0.14 69
IV.AIO.HHE. 2021-03-19T21:43:13.31 0.6 undecidable manual P 198 0.9929 148 0.73 40
IV.TDS.HHE. 2021-03-19T21:43:12.10 1.0 undecidable manual P 36 0.9254 150 0 24
IV.CELI.HHE. 2021-03-19T21:43:12.21 0.3 undecidable manual P 54 0.8391 153 0.68 63
IV.SELL.HHZ. 2021-03-19T21:43:11.23 0.1 undecidable manual P 85 0.7815 154 0.05 100
IV.SOI.EHE. 2021-03-19T21:43:11.90 1.0 undecidable manual P 158 0.9056 151 -0.07 24
MN.TIP.HHZ. 2021-03-19T21:43:11.92 0.3 undecidable manual P 73 0.9173 150 -0.13 72
IV.SERS.HHZ. 2021-03-19T21:43:11.46 0.3 undecidable manual P 81 0.8337 153 -0.04 74
IV.SPS2.HHE. 2021-03-19T21:43:11.51 0.6 undecidable manual P 56 0.6682 158 0.97 38
IV.PLAC.HHZ. 2021-03-19T21:43:11.14 0.1 undecidable manual P 126 0.786 154 -0.07 99
MN.CEL.HHZ. 2021-03-19T21:43:10.05 0.3 undecidable manual P 162 0.6871 157 -0.6 67
IV.GRIS.HNE. 2021-03-19T21:43:10.83 1.0 undecidable manual P 12 0.8427 152 -0.73 21
IV.CET2.HHZ. 2021-03-19T21:43:09.95 1.0 undecidable manual P 22 0.6637 158 -0.56 23
IV.JOPP.HHZ. 2021-03-19T21:43:08.86 0.3 undecidable manual P 147 0.3687 167 -0.43 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SELL.HHN. ML:1.6 1.15654145E-5 0.2816 AML other m 2021-03-19T21:43:33.53
IV.SELL.HHE. ML:1.7 1.4260211E-5 0.3584 AML other m 2021-03-19T21:43:32.57
IV.PLAC.HNN. ML:2.2 3.8960445E-5 0.512 AML other m 2021-03-19T21:43:33.51
IV.PLAC.HHE. ML:1.9 2.0048245E-5 0.1792 AML other m 2021-03-19T21:43:34.40
IV.PLAC.HHN. ML:1.7 1.52927065E-5 0.1024 AML other m 2021-03-19T21:43:34.30
MN.CEL.HHN. ML:1.9 2.50961605E-5 0.2944 AML other m 2021-03-19T21:43:34.64
MN.CEL.HHE. ML:1.8 2.02209855E-5 0.2048 AML other m 2021-03-19T21:43:35.03
MN.CEL.HNE. ML:1.9 2.61322335E-5 0.3072 AML other m 2021-03-19T21:43:35.19
IV.PLAC.HNE. ML:2 3.0778965E-5 0.3712 AML other m 2021-03-19T21:43:36.03
IV.SELL.HNE. ML:2.3 5.829201E-5 0.4224 AML other m 2021-03-19T21:43:32.61
IV.SELL.HNN. ML:2.3 5.244134E-5 0.3328 AML other m 2021-03-19T21:43:33.18
IV.SERS.HHE. ML:1.6 1.211343485E-5 0.2816 AML other m 2021-03-19T21:43:32.58
IV.SERS.HHN. ML:1.9 1.958807E-5 0.5248 AML other m 2021-03-19T21:43:34.03
MN.TIP.HHE. ML:1.6 1.051150185E-5 0.5376 AML other m 2021-03-19T21:43:37.01
MN.TIP.HHN. ML:1.8 1.35180295E-5 0.6272 AML other m 2021-03-19T21:43:34.27
IV.PIPA.HHN. ML:1.8 1.67379015E-5 0.2688 AML other m 2021-03-19T21:43:37.34
IV.PIPA.HHE. ML:2 2.6415855E-5 0.32 AML other m 2021-03-19T21:43:37.63
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