Earthquake with magnitude of ML 1.9 on date 20-10-2020 and time 10:40:58 (Italy) in region Tirreno Meridionale (MARE)

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

  • 20-10-2020 08:40:58 (UTC)
  • 20-10-2020 10:40:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.7960, 15.5940 at 97 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
66 Km W of Lamezia Terme (70714 inhabitants)
67 Km N of Messina (238439 inhabitants)
76 Km N of Reggio di Calabria (183035 inhabitants)
80 Km SW of Cosenza (67546 inhabitants)
88 Km W of Catanzaro (90612 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 2020-10-20
08:40:58
38.7962 15.5943 97 2021-02-26
14:56:11
Bollettino Sismico Italiano INGV 85466651
Reviewed
Rev100
ML 1.9 2020-10-20
08:40:57
38.732 15.6832 103 2020-10-20
08:55:32
Sala Sismica INGV-Roma 83949831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-20 08:40:58 ± 0.17
Latitude 38.7962 ± 0.0063
Longitude 15.5943 ± 0.0104
Depth (km) 97 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85466651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 813
Semi-minor axis of confidence ellipse (meter) 559
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 291
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.28329
Epicentral distance of station farthest from the epicenter (degree) 1.34089
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
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 85466651
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-04 18:25:01

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 83949831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-20 08:55:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MGR.HHZ. 2020-10-20T08:41:40.76 1.0 undecidable manual S 359 148.8399 117 -0.13 20
MN.CUC.HHE. 2020-10-20T08:41:38.08 0.6 undecidable manual S 8 134.1657 120 -0.04 41
IV.AIO.HHZ. 2020-10-20T08:41:32.30 0.6 undecidable manual S 199 96.7254 130 0.8 36
IV.CELI.HHZ. 2020-10-20T08:41:32.36 1.0 undecidable manual S 49 103.5186 128 -0.29 21
IV.SERS.HHZ. 2020-10-20T08:41:31.88 0.6 undecidable manual S 74 98.124 130 0.15 43
IV.MTTG.HHZ. 2020-10-20T08:41:30.97 0.6 undecidable manual S 174 88.4448 133 0.8 37
IV.CET2.HHZ. 2020-10-20T08:41:29.94 0.6 undecidable manual S 21 86.9463 134 0 45
IV.PLAC.HHZ. 2020-10-20T08:41:29.25 0.6 undecidable manual S 117 82.6506 135 -0.02 45
IV.SPS2.HHZ. 2020-10-20T08:41:29.84 0.6 undecidable manual S 49 84.4488 134 0.3 43
IV.IVUG.HHZ. 2020-10-20T08:41:27.24 0.6 undecidable manual S 230 68.9754 141 -0.05 47
IV.IVPL.HHZ. 2020-10-20T08:41:27.51 0.6 undecidable manual S 229 70.7736 140 -0.03 47
IV.CAR1.HHZ. 2020-10-20T08:41:27.45 0.3 undecidable manual S 46 73.4709 139 -0.47 64
IV.MSRU.HHZ. 2020-10-20T08:41:26.00 0.6 undecidable manual S 187 59.496 145 -0.06 47
MN.CEL.HHZ. 2020-10-20T08:41:26.18 0.6 undecidable manual S 156 64.8906 143 -0.56 41
IV.MILZ.HHZ. 2020-10-20T08:41:26.88 0.6 undecidable manual S 209 66.1893 142 -0.04 47
IV.SICLA.EHE. 2020-10-20T08:41:26.39 0.6 undecidable manual S 170 60.7947 144 0.17 47
IV.JOPP.HHZ. 2020-10-20T08:41:23.42 0.3 undecidable manual S 130 32.8449 159 0.07 75
IV.MGR.HHZ. 2020-10-20T08:41:22.88 0.3 undecidable manual P 359 148.8399 117 -0.04 60
MN.CUC.HHE. 2020-10-20T08:41:21.42 0.3 undecidable manual P 8 134.1657 120 0.1 60
IV.CELI.HHZ. 2020-10-20T08:41:18.41 0.3 undecidable manual P 49 103.5186 128 0.25 63
IV.SERS.HHZ. 2020-10-20T08:41:17.68 0.6 undecidable manual P 74 98.124 130 0.05 44
IV.AIO.HHZ. 2020-10-20T08:41:17.67 0.1 undecidable manual P 199 96.7254 130 0.17 87
IV.MTTG.HHZ. 2020-10-20T08:41:17.01 0.3 undecidable manual P 174 88.4448 133 0.29 65
IV.SOI.EHZ. 2020-10-20T08:41:16.31 0.3 undecidable manual P 153 89.5437 133 -0.52 60
IV.CET2.HHZ. 2020-10-20T08:41:16.80 0.3 undecidable manual P 21 86.9463 134 0.21 65
IV.PLAC.HHZ. 2020-10-20T08:41:16.33 0.6 undecidable manual P 117 82.6506 135 0.13 45
IV.SPS2.HHZ. 2020-10-20T08:41:16.68 0.3 undecidable manual P 49 84.4488 134 0.32 64
IV.CAR1.HHZ. 2020-10-20T08:41:15.29 0.6 undecidable manual P 46 73.4709 139 -0.14 46
IV.IVPL.HHZ. 2020-10-20T08:41:15.19 0.6 undecidable manual P 229 70.7736 140 -0.01 47
IV.MILZ.HHZ. 2020-10-20T08:41:14.84 0.1 negative manual P 209 66.1893 142 -0.01 95
IV.MSRU.HHZ. 2020-10-20T08:41:14.05 0.1 negative manual P 187 59.496 145 -0.3 90
IV.IVUG.HHZ. 2020-10-20T08:41:14.60 0.6 undecidable manual P 230 68.9754 141 -0.46 43
MN.CEL.HHZ. 2020-10-20T08:41:14.17 0.3 undecidable manual P 156 64.8906 143 -0.58 62
IV.SICLA.EHE. 2020-10-20T08:41:13.90 1.0 undecidable manual P 170 60.7947 144 -0.54 21
IV.IST3.HHZ. 2020-10-20T08:41:13.07 0.6 undecidable manual P 271 31.4463 160 0.34 47
IV.JOPP.HHZ. 2020-10-20T08:41:12.84 0.1 undecidable manual P 130 32.8449 159 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHN. ML:2.1 0.00011372119999999999 0.16 AML other m 2020-10-20T08:41:24.21
IV.JOPP.HHE. ML:2.0 0.000086813035 0.1216 AML other m 2020-10-20T08:41:25.54
IV.MSRU.HHN. ML:2.2 0.00013688885 0.1344 AML other m 2020-10-20T08:41:26.87
IV.MSRU.HHE. ML:2.3 0.00015873005 0.3008 AML other m 2020-10-20T08:41:27.54
IV.CAR1.HHN. ML:2.2 0.0001238444 0.32 AML other m 2020-10-20T08:41:28.20
IV.CAR1.HNN. ML:2.5 0.00023169285 0.4544 AML other m 2020-10-20T08:41:28.61
IV.CAR1.HNE. ML:2.4 0.00020729245000000002 0.8 AML other m 2020-10-20T08:41:28.44
IV.CAR1.HHE. ML:2.3 0.0001361359 0.4416 AML other m 2020-10-20T08:41:28.84
MN.CEL.HHN. ML:1.6 0.000033607565 0.32 AML other m 2020-10-20T08:41:29.29
IV.IVPL.HHN. ML:2.0 0.0000770339 0.32 AML other m 2020-10-20T08:41:29.66
MN.CEL.HNN. ML:2.0 0.0000842405 0.8256 AML other m 2020-10-20T08:41:29.13
IV.CET2.HHE. ML:2.3 0.00012528312 0.1984 AML other m 2020-10-20T08:41:30.50
MN.CEL.HHE. ML:1.6 0.00003349551 0.2816 AML other m 2020-10-20T08:41:31.34
IV.CET2.HHN. ML:2.6 0.00023000309999999998 0.16 AML other m 2020-10-20T08:41:31.23
IV.GRI.EHE. ML:1.9 0.000057830930000000004 0.1408 AML other m 2020-10-20T08:41:31.71
IV.GRI.EHN. ML:1.7 0.000037898920000000005 1.8016 AML other m 2020-10-20T08:41:31.93
MN.CEL.HNE. ML:1.9 0.00006070666499999999 0.64 AML other m 2020-10-20T08:41:32.60
IV.SERS.HHN. ML:1.4 0.000014451065 0.3392 AML other m 2020-10-20T08:41:33.22
IV.CELI.HHE. ML:1.6 0.000022871977500000002 1.264 AML other m 2020-10-20T08:41:33.22
IV.PLAC.HHE. ML:1.6 0.00002417855 0.48 AML other m 2020-10-20T08:41:35.98
IV.SERS.HNE. ML:2.0 0.000062111735 1.1584 AML other m 2020-10-20T08:41:36.41
IV.CELI.HHN. ML:1.6 0.00002192276 0.5568 AML other m 2020-10-20T08:41:36.70
IV.SERS.HHE. ML:1.4 0.000013444653500000001 0.3584 AML other m 2020-10-20T08:41:37.15
IV.PLAC.HHN. ML:1.4 0.00001573215 0.5632 AML other m 2020-10-20T08:41:37.89
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download