Earthquake with magnitude of ML 1.3 on date 29-07-2021 and time 03:45:42 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 1.3 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 29-07-2021 01:45:42 (UTC)
  • 29-07-2021 03:45:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.9280, 15.9340 at 9 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
34 Km W of Lamezia Terme (70714 inhabitants)
49 Km SW of Cosenza (67546 inhabitants)
57 Km W of Catanzaro (90612 inhabitants)
88 Km NE of Messina (238439 inhabitants)
94 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 1.3 2021-07-29
01:45:42
38.9283 15.934 9 2021-12-29
11:12:51
Bollettino Sismico Italiano INGV 97494381
Reviewed
Rev100
ML 1.3 2021-07-29
01:45:42
38.936 15.9347 9 2021-07-29
01:53:05
Sala Sismica INGV-Roma 93325581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-29 01:45:42 ± 0.22
Latitude 38.9283 ± 0.0063
Longitude 15.9340 ± 0.0116
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97494381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 868
Semi-minor axis of confidence ellipse (meter) 613
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 106
Circular confidence region, given by single value of horizontal uncertainty (meter) 870.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 149
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.81389
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 93325581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-29 01:53:05

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 97494381
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-11-16 16:22:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MC2.EHZ. 2021-07-29T01:47:38.43 3.0 undecidable manual Sn -7.46 0
CR.STON.BHZ. 2021-07-29T01:47:32.98 3.0 undecidable manual Sn -4.43 0
IV.NDIM.HHZ. 2021-07-29T01:47:28.99 3.0 positive manual Pn 2.08 0
MN.TRI.HHZ. 2021-07-29T01:47:21.68 3.0 positive manual Pn -4.06 0
IV.ATFO.HHZ. 2021-07-29T01:47:08.58 3.0 negative manual Pg 8.2 0
IV.MMUR.HNZ. 2021-07-29T01:47:02.08 3.0 undecidable manual Pn 2.89 0
IV.IMTC.HHZ. 2021-07-29T01:46:54.83 3.0 undecidable manual Sg 0.08 0
IV.MARS.HHZ. 2021-07-29T01:46:32.60 3.0 positive manual Pg 2.26 0
IV.HVIT.HHZ. 2021-07-29T01:46:22.80 3.0 positive manual Pg 1.66 0
IV.GRIS.EHZ. 2021-07-29T01:46:09.78 0.6 undecidable manual S 356 90.3429 50 0.31 44
IV.MSRU.HHZ. 2021-07-29T01:46:07.30 0.6 undecidable manual S 207 82.4508 50 -0.05 47
IV.CELI.HHE. 2021-07-29T01:46:04.56 0.6 undecidable manual S 43 72.1722 50 -0.06 48
IV.CET2.HHZ. 2021-07-29T01:46:02.94 0.6 undecidable manual S 2 66.5778 50 -0.19 47
IV.SPS2.HHZ. 2021-07-29T01:45:59.10 0.6 undecidable manual S 41 53.2023 50 -0.46 45
IV.GRIS.EHZ. 2021-07-29T01:45:58.42 0.3 undecidable manual P 356 90.3429 50 0.37 65
IV.MSRU.HHZ. 2021-07-29T01:45:57.40 0.3 undecidable manual P 207 82.4508 50 0.57 62
IV.GRI.EHZ. 2021-07-29T01:45:57.82 0.6 undecidable manual S 106 43.623 50 0.83 40
IV.CAR1.HHZ. 2021-07-29T01:45:56.24 0.6 undecidable manual S 33 43.2234 50 -0.65 43
MN.TIP.HHN. 2021-07-29T01:45:56.19 0.1 undecidable manual P 68 76.2681 50 0.31 90
IV.CELI.HHE. 2021-07-29T01:45:55.30 0.1 undecidable manual P 43 72.1722 50 0.05 95
IV.CET2.HHZ. 2021-07-29T01:45:54.78 0.3 undecidable manual P 2 66.5778 50 0.39 67
IV.PLAC.HHZ. 2021-07-29T01:45:54.89 0.3 undecidable manual P 140 68.7756 50 0.17 70
IV.SERS.HNN. 2021-07-29T01:45:54.45 0.3 undecidable manual P 79 66.1893 50 0.13 71
IV.SELL.HHZ. 2021-07-29T01:45:53.29 0.6 undecidable manual P 84 60.1953 50 -0.11 48
IV.JOPP.HHZ. 2021-07-29T01:45:53.96 0.6 undecidable manual S 187 35.9418 50 -0.98 38
IV.SPS2.HHZ. 2021-07-29T01:45:52.31 0.3 undecidable manual P 41 53.2023 50 -0.02 75
IV.GIZZ.HHZ. 2021-07-29T01:45:51.43 0.6 undecidable manual S 76 24.2535 110 -0.02 52
IV.GRI.EHZ. 2021-07-29T01:45:51.01 0.1 undecidable manual P 106 43.623 50 0.17 98
IV.CAR1.HHZ. 2021-07-29T01:45:50.38 0.1 undecidable manual P 33 43.2234 50 -0.41 93
IV.JOPP.HHZ. 2021-07-29T01:45:49.20 0.3 undecidable manual P 187 35.9418 50 -0.46 70
IV.GIZZ.HHZ. 2021-07-29T01:45:47.40 0.1 undecidable manual P 76 24.2535 110 -0.24 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHN. ML:1.1 0.0000574 0.72 AML other m 2021-07-29T01:45:54.65
IV.CAR1.HHE. ML:1.0 0.0000332 1.76 AML other m 2021-07-29T01:45:57.95
IV.GRI.EHN. ML:1.0 0.00003365 1.56 AML other m 2021-07-29T01:45:59.84
IV.CAR1.HHN. ML:1.4 0.00007095 1.32 AML other m 2021-07-29T01:45:59.69
IV.SPS2.HHE. ML:0.8 0.000016649999999999998 0.38 AML other m 2021-07-29T01:45:59.94
IV.GRI.EHE. ML:1.3 0.00006485 0.22 AML other m 2021-07-29T01:45:59.97
IV.JOPP.HHE. ML:0.8 0.00002275 1.48 AML other m 2021-07-29T01:46:00.23
IV.SPS2.HHN. ML:0.8 0.00001415 0.36 AML other m 2021-07-29T01:46:03.72
IV.CET2.HHE. ML:1.7 0.00009065000000000001 0.62 AML other m 2021-07-29T01:46:05.21
IV.CET2.HHN. ML:1.9 0.00015099999999999998 0.3 AML other m 2021-07-29T01:46:06.01
IV.PLAC.HHE. ML:1.1 0.000019450000000000002 0.56 AML other m 2021-07-29T01:46:06.78
IV.PLAC.HHN. ML:1.2 0.0000277 0.58 AML other m 2021-07-29T01:46:07.26
IV.MSRU.HHN. ML:1.6 0.0000477 0.52 AML other m 2021-07-29T01:46:10.62
IV.GRIS.EHN. ML:1.5 0.0000334 1.32 AML other m 2021-07-29T01:46:11.04
IV.MSRU.HHE. ML:1.6 0.000056099999999999995 0.76 AML other m 2021-07-29T01:46:11.40
IV.GRIS.EHE. ML:1.3 0.000022499999999999998 0.36 AML other m 2021-07-29T01:46:13.50
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