Earthquake with magnitude of ML 1.5 on date 29-09-2021 and time 21:20:32 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 1.5 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 29-09-2021 19:20:32 (UTC)
  • 29-09-2021 21:20:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.9010, 15.5920 at 86 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
64 Km W of Lamezia Terme (70714 inhabitants)
72 Km SW of Cosenza (67546 inhabitants)
79 Km N of Messina (238439 inhabitants)
87 Km W of Catanzaro (90612 inhabitants)
88 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 1.5 2021-09-29
19:20:32
38.9008 15.592 86 2022-03-30
13:04:38
Bollettino Sismico Italiano INGV 101108451
Reviewed
Rev100
ML 1.4 2021-09-29
19:20:32
38.9048 15.5442 83 2021-09-29
19:32:57
Sala Sismica INGV-Roma 96041911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-29 19:20:32 ± 0.18
Latitude 38.9008 ± 0.0072
Longitude 15.5920 ± 0.0150
Depth (km) 86 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 101108451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1109
Semi-minor axis of confidence ellipse (meter) 681
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 287
Circular confidence region, given by single value of horizontal uncertainty (meter) 1110.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 139
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 22
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.23657
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 101108451
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-18 11:25:53

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 96041911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-29 19:32:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MNTV.EHZ. 2021-09-29T19:22:36.25 3.0 undecidable manual Pg 13.82 0
IV.CADC.EHZ. 2021-09-29T19:22:28.09 3.0 positive manual Pn -1.4 0
IV.IMOL.HNZ. 2021-09-29T19:22:25.62 3.0 negative manual Pg 17.33 0
CR.STON.BHZ. 2021-09-29T19:22:23.18 3.0 undecidable manual Sn -6.87 0
IV.BOZZ.EHZ. 2021-09-29T19:22:23.95 3.0 positive manual Pn 0.35 0
AC.VLO.HHZ. 2021-09-29T19:22:05.18 3.0 undecidable manual Sn -1.68 0
IV.PE3.EHZ. 2021-09-29T19:21:51.17 3.0 positive manual Pn -5.51 0
IV.MTGR.HHZ. 2021-09-29T19:21:48.11 3.0 undecidable manual Sg -2.44 0
IV.VCRE.HHZ. 2021-09-29T19:21:42.51 3.0 undecidable manual Sg 2.37 0
IV.RESU.HHZ. 2021-09-29T19:21:32.94 3.0 undecidable manual Sg 0.15 0
IX.PGN3.HHZ.02 2021-09-29T19:21:28.06 3.0 undecidable manual Sg 0.45 0
OT.OT17.EHZ. 2021-09-29T19:21:23.26 3.0 positive manual Pg 2.17 0
IV.CRJA.HHZ. 2021-09-29T19:21:16.34 3.0 positive manual Pg -0.26 0
IV.CELI.HHZ. 2021-09-29T19:21:05.26 0.3 undecidable manual S 54 96.5256 125 0.7 60
IV.PLAC.HHZ. 2021-09-29T19:21:03.07 0.3 undecidable manual S 124 88.7445 128 -0.15 73
IV.SPS2.HHZ. 2021-09-29T19:21:01.49 0.3 undecidable manual S 56 77.4669 132 0.13 74
IV.CET2.HHZ. 2021-09-29T19:21:01.06 0.3 undecidable manual S 24 76.2681 133 -0.11 74
IV.MSRU.HHZ. 2021-09-29T19:21:00.35 0.6 undecidable manual S 186 70.9734 135 0 51
IV.CAR1.HNZ. 2021-09-29T19:20:59.18 0.6 undecidable manual S 54 66.1893 137 -0.45 47
IV.JOPP.HHZ. 2021-09-29T19:20:56.62 0.3 undecidable manual S 142 41.3253 151 0.13 79
IV.BULG.HHN. 2021-09-29T19:20:55.49 0.6 undecidable manual P 352 131.868 116 0.5 41
IV.MGR.HHZ. 2021-09-29T19:20:55.62 0.6 undecidable manual P 359 137.2626 115 0.03 45
IV.MUCR.HHE. 2021-09-29T19:20:53.11 0.3 undecidable manual P 213 113.7972 120 0.1 69
IV.AIO.HHE. 2021-09-29T19:20:52.76 0.3 undecidable manual P 197 107.7144 122 0.4 66
IV.MTTG.HHE. 2021-09-29T19:20:51.74 0.3 undecidable manual P 175 100.0221 124 0.18 70
IV.CELI.HHZ. 2021-09-29T19:20:51.29 0.1 undecidable manual P 54 96.5256 125 0.09 96
IV.MPNC.HHN. 2021-09-29T19:20:50.40 0.3 undecidable manual P 194 86.247 129 0.22 72
IV.GRIS.EHE. 2021-09-29T19:20:50.93 0.3 undecidable manual P 13 95.8263 126 -0.2 70
IV.SERS.HNN. 2021-09-29T19:20:50.97 0.3 undecidable manual P 81 95.7264 126 -0.16 71
IV.PLAC.HHZ. 2021-09-29T19:20:50.34 0.3 undecidable manual P 124 88.7445 128 -0.09 73
IV.SPS2.HHZ. 2021-09-29T19:20:49.14 0.3 undecidable manual P 56 77.4669 132 -0.22 73
IV.CET2.HHZ. 2021-09-29T19:20:49.18 0.1 undecidable manual P 24 76.2681 133 -0.07 100
IV.CAR1.HNZ. 2021-09-29T19:20:48.05 0.3 undecidable manual P 54 66.1893 137 -0.31 73
IV.MSRU.HHZ. 2021-09-29T19:20:48.38 0.1 undecidable manual P 186 70.9734 135 -0.4 94
IV.JOPP.HHZ. 2021-09-29T19:20:46.48 0.3 undecidable manual P 142 41.3253 151 -0.07 80
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HNE. ML:1.6 0.00003928309 0.2688 AML other m 2021-09-29T19:20:56.70
IV.JOPP.HNN. ML:1.7 0.00005093729 0.128 AML other m 2021-09-29T19:20:56.71
IV.JOPP.HHN. ML:1.7 0.00005156183 0.128 AML other m 2021-09-29T19:20:56.71
IV.JOPP.HHE. ML:1.1 0.000013356654000000001 0.2048 AML other m 2021-09-29T19:20:56.95
IV.MSRU.HHN. ML:1.8 0.00005892695 1.1808 AML other m 2021-09-29T19:21:01.70
IV.PLAC.HNN. ML:1.8 0.00003869164 0.8832 AML other m 2021-09-29T19:21:02.33
IV.MSRU.HHE. ML:2.0 0.00007551633 0.4864 AML other m 2021-09-29T19:21:02.59
IV.CET2.HHE. ML:2.0 0.00008094999999999999 0.5 AML other m 2021-09-29T19:21:02.42
IV.SPS2.HHN. ML:1.7 0.0000375 0.3 AML other m 2021-09-29T19:21:02.38
IV.CET2.HHN. ML:2.2 0.0001315 1.5 AML other m 2021-09-29T19:21:03.07
IV.PLAC.HHE. ML:0.8 0.000007017426 0.576 AML other m 2021-09-29T19:21:03.49
IV.PLAC.HNE. ML:1.3 0.000016640538999999998 0.7552 AML other m 2021-09-29T19:21:03.31
IV.PLAC.HHN. ML:1.2 0.000011412736 0.3712 AML other m 2021-09-29T19:21:03.16
IV.SPS2.HHE. ML:1.3 0.0000155 1.24 AML other m 2021-09-29T19:21:05.80
IV.CELI.HHN. ML:1.2 0.000011057535 0.4864 AML other m 2021-09-29T19:21:05.39
IV.CELI.HNN. ML:1.8 0.000039312 1.1168 AML other m 2021-09-29T19:21:05.80
IV.CELI.HHE. ML:0.9 0.0000061593824999999995 0.6656 AML other m 2021-09-29T19:21:05.93
IV.CELI.HNE. ML:1.5 0.00001965133 0.5312 AML other m 2021-09-29T19:21:07.39
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