Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 11-09-2020 and time 13:59:22 (Italy) in region 8 km SW Bocchigliero (CS)

A magnitude ML 1.7 earthquake occured in region: 8 km SW Bocchigliero (CS), on

  • 11-09-2020 11:59:22 (UTC)
  • 11-09-2020 13:59:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.3570, 16.6990 at 19 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
Bocchigliero CS 9 1298 1298
Savelli KR 9 1271 2569
Castelsilano KR 11 1015 3584
San Giovanni in Fiore CS 11 17372 20956
Campana CS 13 1813 22769
Longobucco CS 13 3183 25952
Cerenzia KR 14 1152 27104
Verzino KR 15 1851 28955
Caccuri KR 16 1663 30618
Mandatoriccio CS 17 2872 33490
Caloveto CS 18 1263 34753
Pietrapaola CS 18 1141 35894
Cropalati CS 18 1084 36978
Cotronei KR 19 5480 42458
Umbriatico KR 19 863 43321
Scala Coeli CS 19 1014 44335
Pallagorio KR 19 1217 45552
Paludi CS 20 1062 46614

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Cosenza (67546 inhabitants)
48 Km NW of Crotone (62178 inhabitants)
51 Km N of Catanzaro (90612 inhabitants)
54 Km NE of Lamezia Terme (70714 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 1.7 2020-09-11
11:59:22		 39.357 16.6992 19 2021-02-26
14:55:55		 Bollettino Sismico Italiano INGV 83107491
Reviewed
Rev100 		ML 1.7 2020-09-11
11:59:22		 39.3517 16.6982 17 2020-09-11
12:11:15		 Sala Sismica INGV-Roma 82815451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-11 11:59:22 ± 0.14
Latitude 39.3570 ± 0.0063
Longitude 16.6992 ± 0.0081
Depth (km) 19 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83107491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 708
Semi-minor axis of confidence ellipse (meter) 438
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 209
Circular confidence region, given by single value of horizontal uncertainty (meter) 710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.15378
Epicentral distance of station farthest from the epicenter (degree) 0.92990
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 82815451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-11 12:11:15

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 83107491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-27 17:50:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLAC.HHZ. 2020-09-11T11:59:39.91 0.3 undecidable manual P 193 103.2189 95 -0.03 64
XK.ALB1.HHZ. 2020-09-11T11:59:35.09 0.3 undecidable manual S 193 38.0286 107 -0.4 67
IV.SALB.HHZ. 2020-09-11T11:59:34.05 0.6 undecidable manual P 332 65.0904 99 -0.06 46
IV.SERS.HHZ. 2020-09-11T11:59:34.70 0.6 undecidable manual S 181 35.6421 108 -0.19 47
XK.GIZZ.HHZ. 2020-09-11T11:59:34.21 0.3 undecidable manual P 225 59.496 100 0.96 53
IV.SPS2.HHZ. 2020-09-11T11:59:33.99 0.6 undecidable manual S 257 31.746 111 0.07 49
IV.GRI.EHZ. 2020-09-11T11:59:33.97 0.6 undecidable manual P 202 63.9915 99 0.02 46
IV.LADO.EHZ. 2020-09-11T11:59:32.61 0.6 undecidable manual S 109 25.3524 118 0.25 47
XK.SELL.HHZ. 2020-09-11T11:59:30.57 0.3 undecidable manual P 188 41.9247 105 -0.04 72
XK.ALB1.HHZ. 2020-09-11T11:59:30.06 0.1 undecidable manual P 193 38.0286 107 0.03 97
IV.CAR1.HHZ. 2020-09-11T11:59:30.69 0.1 undecidable manual P 255 43.4232 104 -0.14 93
IV.CELI.HNZ. 2020-09-11T11:59:30.44 0.6 undecidable manual S 287 17.0718 131 -0.08 49
IV.TDS.HHZ. 2020-09-11T11:59:30.63 0.3 undecidable manual P 317 45.7209 103 -0.54 63
MN.TIP.HHZ. 2020-09-11T11:59:30.84 0.6 undecidable manual S 166 20.3685 125 -0.37 46
IV.SERS.HHZ. 2020-09-11T11:59:29.80 0.1 undecidable manual P 181 35.6421 108 0.12 95
IV.SPS2.HHZ. 2020-09-11T11:59:29.29 0.1 undecidable manual P 257 31.746 111 0.17 96
IV.LADO.EHZ. 2020-09-11T11:59:28.23 0.1 undecidable manual P 109 25.3524 118 0.01 99
IV.CELI.HNZ. 2020-09-11T11:59:27.33 0.1 positive manual P 287 17.0718 131 0.17 98
MN.TIP.HHZ. 2020-09-11T11:59:27.58 0.1 positive manual P 166 20.3685 125 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.TIP.HNN. ML:1.6 0.00022000000000000003 0.5 AML other m 2020-09-11T11:59:30.94
MN.TIP.HHN. ML:1.7 0.0002635 1.22 AML other m 2020-09-11T11:59:31.93
MN.TIP.HNE. ML:1.6 0.0002 1.62 AML other m 2020-09-11T11:59:33.15
MN.TIP.HHE. ML:1.5 0.000193 1.6 AML other m 2020-09-11T11:59:33.15
IV.SPS2.HHN. ML:1.7 0.0001885 0.32 AML other m 2020-09-11T11:59:34.82
IV.SPS2.HHE. ML:1.7 0.00020800000000000001 1.68 AML other m 2020-09-11T11:59:34.84
IV.SERS.HHN. ML:1.8 0.000206 0.46 AML other m 2020-09-11T11:59:35.24
IV.SERS.HHE. ML:1.9 0.000256 0.48 AML other m 2020-09-11T11:59:35.13
IV.LADO.EHN. ML:2.1 0.000593 0.26 AML other m 2020-09-11T11:59:37.53
IV.LADO.EHE. ML:2.2 0.000768 0.78 AML other m 2020-09-11T11:59:38.52
IV.CAR1.HHN. ML:1.9 0.000243 0.2 AML other m 2020-09-11T11:59:38.63
IV.CAR1.HHE. ML:2.1 0.00033650000000000005 0.28 AML other m 2020-09-11T11:59:39.82
IV.TDS.HHN. ML:1.3 0.000047550000000000004 0.22 AML other m 2020-09-11T11:59:39.86
IV.TDS.HHE. ML:1.3 0.000050900000000000004 0.32 AML other m 2020-09-11T11:59:40.64
IV.GRI.EHN. ML:1.7 0.00008474999999999999 1.56 AML other m 2020-09-11T11:59:46.06
IV.GRI.EHE. ML:1.7 0.0000876 0.34 AML other m 2020-09-11T11:59:50.40
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