Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 09-04-2022 and time 04:04:04 (Italy) in region 9 km E San Floro (CZ)

A magnitude ML 1.4 earthquake occured in region: 9 km E San Floro (CZ), on

  • 09-04-2022 02:04:04 (UTC)
  • 09-04-2022 04:04:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.8240, 16.6160 at 10 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
San Floro CZ 9 716 716
Borgia CZ 9 7611 8327
Stalettì CZ 9 2433 10760
Catanzaro CZ 9 90612 101372
Squillace CZ 10 3608 104980
Montauro CZ 12 1732 106712
Caraffa di Catanzaro CZ 13 1866 108578
Gasperina CZ 13 2160 110738
Settingiano CZ 13 3124 113862
Vallefiorita CZ 14 1771 115633
Sellia Marina CZ 14 7513 123146
Amaroni CZ 15 1855 125001
Soveria Simeri CZ 15 1564 126565
Simeri Crichi CZ 15 4698 131263
Montepaone CZ 15 5282 136545
Marcellinara CZ 16 2285 138830
Soverato CZ 16 9204 148034
Palermiti CZ 16 1213 149247
Girifalco CZ 16 5945 155192
Tiriolo CZ 17 3870 159062
Sellia CZ 18 530 159592
Cortale CZ 18 2117 161709
Petrizzi CZ 18 1131 162840
Pentone CZ 18 2113 164953
Gimigliano CZ 19 3381 168334
Miglierina CZ 19 767 169101
Amato CZ 19 835 169936
Centrache CZ 19 401 170337
Fossato Serralta CZ 19 594 170931
Zagarise CZ 20 1647 172578

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km S of Catanzaro (90612 inhabitants)
31 Km SE of Lamezia Terme (70714 inhabitants)
53 Km SW of Crotone (62178 inhabitants)
61 Km SE of Cosenza (67546 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 1.4 2022-04-09
02:04:04		 38.824 16.6158 10 2022-07-08
12:33:57		 Bollettino Sismico Italiano INGV 104744921
Reviewed
Rev100 		ML 1.4 2022-04-09
02:04:04		 38.8172 16.6142 9 2022-04-09
03:11:27		 Sala Sismica INGV-Roma 102954921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-09 02:04:04 ± 0.17
Latitude 38.8240 ± 0.0063
Longitude 16.6158 ± 0.0115
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 104744921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1089
Semi-minor axis of confidence ellipse (meter) 102
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 296
Circular confidence region, given by single value of horizontal uncertainty (meter) 1090.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 183
Number of associated phases, regardless of their use for origin computation 23
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.87054
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 28
Type of magnitude ML
Reference to an origin 104744921
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-28 09:46:58

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 102954921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-09 03:11:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPNC.HHZ. 2022-04-09T02:04:42.44 3.0 undecidable manual S -0.02 0
IV.RESU.HHZ. 2022-04-09T02:04:42.21 3.0 negative manual Pn 0.81 0
IV.CELI.HHZ. 2022-04-09T02:04:26.30 0.6 undecidable manual S 352 64.8906 50 1.37 28
IV.JOPP.HHZ. 2022-04-09T02:04:25.55 0.6 undecidable manual S 249 67.6767 50 -0.13 44
IV.SPS2.HHZ. 2022-04-09T02:04:23.23 0.6 undecidable manual S 335 56.9985 50 0.38 43
IV.CAR1.HHZ. 2022-04-09T02:04:23.61 0.6 undecidable manual S 324 58.9965 50 0.23 45
IV.CET2.HHZ. 2022-04-09T02:04:21.58 0.3 undecidable manual P 324 96.6255 50 0.19 62
IV.PLAC.HHZ. 2022-04-09T02:04:19.55 0.6 undecidable manual S 200 44.3223 50 0.1 47
MN.TIP.HHZ. 2022-04-09T02:04:18.36 0.6 undecidable manual S 17 41.3253 50 -0.28 45
IV.LADO.EHZ. 2022-04-09T02:04:17.49 3.0 positive manual P 1.42 0
IV.GIZZ.HHN. 2022-04-09T02:04:17.47 0.6 undecidable manual S 296 39.2274 50 -0.62 41
IV.CELI.HHZ. 2022-04-09T02:04:16.19 0.3 undecidable manual P 352 64.8906 50 -0.3 65
IV.JOPP.HHZ. 2022-04-09T02:04:16.46 0.6 undecidable manual P 249 67.6767 50 -0.46 41
IV.FERC.HHZ. 2022-04-09T02:04:16.34 0.3 undecidable manual P 226 58.9965 50 0.75 57
IV.SPS2.HHZ. 2022-04-09T02:04:15.04 0.3 undecidable manual P 335 56.9985 50 -0.25 67
IV.CAR1.HHZ. 2022-04-09T02:04:15.30 0.1 undecidable manual P 324 58.9965 50 -0.29 88
IV.SERS.HHZ. 2022-04-09T02:04:14.22 0.6 undecidable manual S 15 24.3534 113 0.11 47
IV.PLAC.HHZ. 2022-04-09T02:04:13.29 0.1 undecidable manual P 200 44.3223 50 -0.03 95
IV.GIZZ.HHN. 2022-04-09T02:04:12.71 0.3 undecidable manual P 296 39.2274 50 0.17 70
MN.TIP.HHZ. 2022-04-09T02:04:12.59 0.3 undecidable manual P 17 41.3253 50 -0.27 68
IV.GRI.EHZ. 2022-04-09T02:04:11.88 0.6 undecidable manual S 269 16.9719 121 0.06 49
IV.SERS.HHZ. 2022-04-09T02:04:10.30 0.1 undecidable manual P 15 24.3534 113 0.05 96
IV.GRI.EHZ. 2022-04-09T02:04:08.88 0.1 undecidable manual P 269 16.9719 121 -0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.TIP.HHE. ML:0.2 0.00000581210485 1.28 AML other m 2022-04-09T02:04:12.18
IV.GRI.EHE. ML:1.4 0.000222818615 0.2592 AML other m 2022-04-09T02:04:12.29
IV.GRI.EHN. ML:1.4 0.00023182795000000001 0.1616 AML other m 2022-04-09T02:04:12.30
IV.PLAC.HHN. ML:1.2 0.00004870022 0.6 AML other m 2022-04-09T02:04:14.14
IV.SERS.HNE. ML:1.3 0.000112065225 0.2 AML other m 2022-04-09T02:04:14.36
IV.SERS.HHN. ML:1.3 0.000113156405 0.2 AML other m 2022-04-09T02:04:14.36
IV.SERS.HHE. ML:1.3 0.00010920000000000001 0.34 AML other m 2022-04-09T02:04:14.62
IV.SERS.HNN. ML:1.3 0.00011449999999999999 0.34 AML other m 2022-04-09T02:04:14.61
IV.JOPP.HNE. ML:1.6 0.00007602269 1.12 AML other m 2022-04-09T02:04:16.10
IV.PLAC.HHE. ML:1.4 0.00008193036000000001 1.04 AML other m 2022-04-09T02:04:16.86
MN.TIP.HHN. ML:1.0 0.000027888469999999997 0.5392 AML other m 2022-04-09T02:04:19.85
IV.PLAC.HNE. ML:1.4 0.00007462204 1.6192 AML other m 2022-04-09T02:04:23.16
IV.CAR1.HNE. ML:1.7 0.000097047435 0.28 AML other m 2022-04-09T02:04:24.73
IV.CAR1.HHE. ML:1.6 0.00009050471 0.2016 AML other m 2022-04-09T02:04:24.49
IV.CAR1.HHN. ML:1.6 0.00008511611499999999 0.28 AML other m 2022-04-09T02:04:25.67
IV.CAR1.HNN. ML:1.6 0.00007486140500000001 0.3008 AML other m 2022-04-09T02:04:25.67
IV.SPS2.HHN. ML:1.2 0.000033050000000000004 0.3 AML other m 2022-04-09T02:04:27.44
IV.SPS2.HHE. ML:1.0 0.0000195 0.5 AML other m 2022-04-09T02:04:27.58
IV.CELI.HHN. ML:1.1 0.000026616016500000002 1.4208 AML other m 2022-04-09T02:04:28.19
MN.TIP.HNE. ML:1.4 0.000084440015 0.7808 AML other m 2022-04-09T02:04:28.53
IV.CELI.HNE. ML:1.4 0.000042842715 0.5216 AML other m 2022-04-09T02:04:29.11
MN.TIP.HNN. ML:1.4 0.00008087618500000001 1.12 AML other m 2022-04-09T02:04:31.22
IV.PLAC.HNN. ML:1.3 0.000059108090000000003 0.9296 AML other m 2022-04-09T02:04:35.42
IV.JOPP.HHN. ML:1.5 0.000055861509999999994 0.5808 AML other m 2022-04-09T02:04:40.19
IV.CELI.HNN. ML:1.5 0.000053477755 0.56 AML other m 2022-04-09T02:04:41.42
IV.JOPP.HNN. ML:1.5 0.000052510654999999995 0.72 AML other m 2022-04-09T02:04:42.61
IV.CELI.HHE. ML:1.2 0.000030217685000000003 0.28 AML other m 2022-04-09T02:04:44.94
IV.JOPP.HHE. ML:1.2 0.000023863735 1.1008 AML other m 2022-04-09T02:04:45.82
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