Earthquake with magnitude of ML 2.3 on date 11-09-2021 and time 03:43:23 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 2.3 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 11-09-2021 01:43:23 (UTC)
  • 11-09-2021 03:43:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.9490, 15.7390 at 166 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
50 Km W of Lamezia Terme (70714 inhabitants)
59 Km SW of Cosenza (67546 inhabitants)
74 Km W of Catanzaro (90612 inhabitants)
85 Km N 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 2.3 2021-09-11
01:43:23
38.9487 15.7393 167 2022-03-30
13:04:09
Bollettino Sismico Italiano INGV 96313491
Reviewed
Rev100
ML 1.6 2021-09-11
01:43:47
38.9322 16.0477 54 2021-09-11
01:56:02
Sala Sismica INGV-Roma 95287381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-11 01:43:23 ± 0.29
Latitude 38.9487 ± 0.0135
Longitude 15.7393 ± 0.0370
Depth (km) 167 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 96313491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3043
Semi-minor axis of confidence ellipse (meter) 1107
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 93
Circular confidence region, given by single value of horizontal uncertainty (meter) 3040.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 144
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 42
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.35973
Epicentral distance of station farthest from the epicenter (degree) 2.10082
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 96313491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-03-07 14:46:00

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 95287381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-11 01:56:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AMUR.HHZ. 2021-09-11T01:44:27.14 0.6 undecidable manual S 18 229.3926 123 -1.47 16
IV.NOCI.HHZ. 2021-09-11T01:44:27.13 0.6 undecidable manual S 28 233.1888 122 -2.18 9
IV.AIO.HHE. 2021-09-11T01:44:12.61 0.6 undecidable manual S 202 116.994 143 1.99 18
IV.TDS.HHZ. 2021-09-11T01:44:08.18 0.6 undecidable manual S 33 94.1391 149 0.33 45
IV.CELI.HHZ. 2021-09-11T01:44:08.46 0.6 undecidable manual S 52 83.1501 152 1.79 23
IV.SOI.EHN. 2021-09-11T01:44:08.23 0.6 undecidable manual S 164 100.9212 147 -0.39 43
IV.GRIS.EHZ. 2021-09-11T01:44:07.03 0.6 undecidable manual S 6 88.3449 150 -0.19 46
IV.PLAC.HHZ. 2021-09-11T01:44:06.76 0.6 undecidable manual S 132 82.0512 152 0.2 47
IV.SERS.HHZ. 2021-09-11T01:44:06.78 0.6 undecidable manual S 83 82.4508 152 0.19 47
IV.SELL.HHZ. 2021-09-11T01:44:06.65 0.6 undecidable manual S 87 76.7676 154 0.61 42
IV.SPS2.HHZ. 2021-09-11T01:44:05.32 0.6 undecidable manual S 53 64.0914 158 0.41 46
IV.GRI.EHN. 2021-09-11T01:44:04.68 0.6 undecidable manual S 103 60.3951 159 0.06 50
IV.CET2.HHZ. 2021-09-11T01:44:04.72 0.6 undecidable manual S 16 66.9774 157 -0.43 46
IV.CAR1.HHZ. 2021-09-11T01:44:03.77 0.6 undecidable manual S 50 52.9026 161 -0.29 48
IV.GIZZ.HHN. 2021-09-11T01:44:02.51 0.6 undecidable manual S 85 40.5261 165 -0.8 42
IV.JOPP.HHZ. 2021-09-11T01:44:02.70 0.6 undecidable manual S 162 39.9267 166 -0.57 46
IV.AMUR.HHZ. 2021-09-11T01:43:59.20 0.1 undecidable manual P 18 229.3926 123 -1.9 23
IV.NOCI.HHZ. 2021-09-11T01:43:58.87 0.3 undecidable manual P 28 233.1888 122 -2.64 7
IV.CMPR.HNE. 2021-09-11T01:43:54.34 0.3 undecidable manual P 346 156.4212 134 0.36 57
IV.SCHR.EHN. 2021-09-11T01:43:53.55 0.1 undecidable manual P 12 141.6471 137 0.85 67
IV.MCEL.HHN. 2021-09-11T01:43:53.84 0.3 undecidable manual P 2 152.736 135 0.19 60
IV.MTSN.HNN. 2021-09-11T01:43:52.92 0.1 undecidable manual P 0 146.1426 136 -0.16 83
IV.MGR.HHZ. 2021-09-11T01:43:52.30 0.3 undecidable manual P 353 132.867 139 0.34 61
IV.SIRI.HNE. 2021-09-11T01:43:52.17 0.1 undecidable manual P 5 137.2626 138 -0.16 84
IV.AIO.HHE. 2021-09-11T01:43:51.04 0.1 undecidable manual P 202 116.994 143 0.32 85
IV.PIPA.HHZ. 2021-09-11T01:43:50.44 0.3 undecidable manual P 57 110.0121 145 0.24 66
IV.LADO.EHE. 2021-09-11T01:43:50.14 0.3 undecidable manual P 70 112.998 144 -0.28 65
IV.TDS.HHZ. 2021-09-11T01:43:49.35 0.3 undecidable manual P 33 94.1391 149 0.23 68
IV.CELI.HHZ. 2021-09-11T01:43:49.06 0.1 undecidable manual P 52 83.1501 152 0.62 83
IV.MMN.HHE. 2021-09-11T01:43:49.97 0.3 undecidable manual P 12 106.7154 145 0 70
IV.SOI.EHN. 2021-09-11T01:43:49.09 0.1 undecidable manual P 164 100.9212 147 -0.47 85
IV.MTTG.HHE. 2021-09-11T01:43:49.78 0.1 undecidable manual P 182 104.9172 146 -0.06 92
IV.GRIS.EHZ. 2021-09-11T01:43:48.74 0.1 undecidable manual P 6 88.3449 150 -0.01 96
IV.PLAC.HHZ. 2021-09-11T01:43:48.04 0.1 undecidable manual P 132 82.0512 152 -0.33 91
IV.SERS.HHZ. 2021-09-11T01:43:48.43 0.1 undecidable manual P 83 82.4508 152 0.04 96
IV.SELL.HHZ. 2021-09-11T01:43:48.32 0.3 undecidable manual P 87 76.7676 154 0.25 70
IV.CET2.HHZ. 2021-09-11T01:43:47.55 0.1 undecidable manual P 16 66.9774 157 -0.01 100
IV.GRI.EHN. 2021-09-11T01:43:47.61 0.3 undecidable manual P 103 60.3951 159 0.35 71
IV.SPS2.HHZ. 2021-09-11T01:43:47.52 0.3 undecidable manual P 53 64.0914 158 0.1 74
IV.JOPP.HHZ. 2021-09-11T01:43:46.22 0.1 undecidable manual P 162 39.9267 166 -0.26 100
IV.CAR1.HHZ. 2021-09-11T01:43:46.69 0.1 undecidable manual P 50 52.9026 161 -0.25 98
IV.GIZZ.HHN. 2021-09-11T01:43:46.18 0.1 undecidable manual P 85 40.5261 165 -0.32 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ORI.HHN. ML:2.7 0.000135 0.08 AML other m 2021-09-11T01:43:50.34
IV.ORI.HHE. ML:3.0 0.000235 0.06 AML other m 2021-09-11T01:43:54.90
IV.JOPP.HHE. ML:2.2 0.000057749999999999994 0.54 AML other m 2021-09-11T01:44:03.37
IV.JOPP.HNE. ML:2.5 0.000134 0.88 AML other m 2021-09-11T01:44:04.66
IV.JOPP.HHN. ML:2.7 0.0001955 0.08 AML other m 2021-09-11T01:44:04.32
IV.JOPP.HNN. ML:2.6 0.0001785 0.1 AML other m 2021-09-11T01:44:04.33
IV.CET2.HHE. ML:2.5 0.0001175 1.1 AML other m 2021-09-11T01:44:05.44
IV.SPS2.HHE. ML:1.8 0.000024449999999999998 0.74 AML other m 2021-09-11T01:44:06.13
IV.SPS2.HHN. ML:2.2 0.0000567 0.34 AML other m 2021-09-11T01:44:06.38
IV.CAR1.HHN. ML:2.3 0.00008305 0.26 AML other m 2021-09-11T01:44:06.30
IV.CET2.HHN. ML:2.8 0.00022799999999999999 1.14 AML other m 2021-09-11T01:44:06.17
IV.PLAC.HNE. ML:2.3 0.000068 0.22 AML other m 2021-09-11T01:44:07.22
IV.PLAC.HHN. ML:2.3 0.00006625 0.24 AML other m 2021-09-11T01:44:07.15
IV.PLAC.HNN. ML:2.4 0.00008905 1.28 AML other m 2021-09-11T01:44:07.06
IV.SERS.HHE. ML:2.2 0.0000483 0.58 AML other m 2021-09-11T01:44:08.44
IV.PLAC.HHE. ML:1.9 0.00003229999999999999 0.44 AML other m 2021-09-11T01:44:08.98
IV.SELL.HHN. ML:1.8 0.000022100000000000002 1.58 AML other m 2021-09-11T01:44:08.01
IV.SERS.HHN. ML:2.1 0.000039649999999999995 1.72 AML other m 2021-09-11T01:44:08.05
IV.CELI.HHN. ML:1.9 0.0000242 0.36 AML other m 2021-09-11T01:44:09.60
IV.CAR1.HHE. ML:2.1 0.00005115 0.74 AML other m 2021-09-11T01:44:09.45
IV.SELL.HHE. ML:1.8 0.00002375 1.06 AML other m 2021-09-11T01:44:10.88
IV.CELI.HHE. ML:1.9 0.000027799999999999998 1.4 AML other m 2021-09-11T01:44:10.20
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