Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 01-08-2020 and time 01:08:45 (UTC) in region 7 km E Spezzano Piccolo (CS)

A magnitude ML 1.7 earthquake occured in region: 7 km E Spezzano Piccolo (CS), on

  • 01-08-2020 01:08:45 (UTC)
  • 01-08-2020 03:08:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.3060, 16.4280 at 13 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
Spezzano Piccolo CS 7 2079 2079
Celico CS 8 2802 4881
Serra Pedace CS 8 986 5867
Spezzano della Sila CS 8 4541 10408
Pedace CS 8 1907 12315
Casole Bruzio CS 9 2578 14893
Pietrafitta CS 9 1310 16203
Rovito CS 9 3158 19361
Trenta CS 10 2633 21994
Lappano CS 10 941 22935
Aprigliano CS 10 2890 25825
San Pietro in Guarano CS 11 3663 29488
Zumpano CS 12 2570 32058
Piane Crati CS 12 1423 33481
Figline Vegliaturo CS 12 1137 34618
Cellara CS 13 504 35122
Castiglione Cosentino CS 13 2896 38018
Mangone CS 14 1891 39909
Cosenza CS 15 67546 107455
Rose CS 15 4373 111828
Santo Stefano di Rogliano CS 16 1725 113553
Parenti CS 16 2188 115741
Rogliano CS 16 5637 121378
Paterno Calabro CS 17 1398 122776
Dipignano CS 17 4376 127152
Marzi CS 18 989 128141
Carolei CS 19 3330 131471
Belsito CS 19 923 132394
Luzzi CS 20 9396 141790

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km E of Cosenza (67546 inhabitants)
38 Km N of Lamezia Terme (70714 inhabitants)
47 Km NW of Catanzaro (90612 inhabitants)
65 Km W of Crotone (62178 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 2020-08-01
01:08:45		 39.3062 16.4278 13 2020-11-19
12:36:55		 Bollettino Sismico Italiano INGV 81603371
Reviewed
Rev100 		ML 1.8 2020-08-01
01:08:45		 39.3122 16.4243 14 2020-08-01
01:18:36		 Sala Sismica INGV-Roma 81520781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-01 01:08:45 ± 0.09
Latitude 39.3062 ± 0.0045
Longitude 16.4278 ± 0.0070
Depth (km) 13 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 81603371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 648
Semi-minor axis of confidence ellipse (meter) 128
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 63
Circular confidence region, given by single value of horizontal uncertainty (meter) 650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
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) 0.07015
Epicentral distance of station farthest from the epicenter (degree) 1.11696
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 81520781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-01 01:18:36

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 25
Type of magnitude ML
Reference to an origin 81603371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-03 06:46:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GRIS.HNE. 2020-08-01T01:09:07.07 0.6 undecidable manual S 315 68.8755 92 0.77 37
IV.BULG.HHN. 2020-08-01T01:09:06.43 0.6 undecidable manual P 314 123.987 91 0.45 37
IV.MGR.HHZ. 2020-08-01T01:09:05.51 0.6 undecidable manual P 321 118.5924 91 0.35 38
IV.SIRI.HNE. 2020-08-01T01:09:04.42 0.6 undecidable manual P 334 108.3138 91 0.86 33
IV.GRI.EHZ. 2020-08-01T01:09:03.15 0.6 undecidable manual S 181 53.7018 93 0.89 35
IV.PLAC.HHZ. 2020-08-01T01:09:01.99 0.6 undecidable manual P 179 95.0382 91 0.47 39
IV.JOPP.HHZ. 2020-08-01T01:09:01.07 0.6 undecidable manual P 211 90.6426 91 0.23 41
IV.CET2.HHZ. 2020-08-01T01:09:00.58 0.6 undecidable manual S 301 47.5191 93 -0.02 47
XK.SELL.HHZ. 2020-08-01T01:08:59.11 0.6 undecidable manual S 154 39.7269 94 0.57 41
IV.TDS.HHZ. 2020-08-01T01:08:58.35 0.6 undecidable manual S 349 40.0266 94 -0.26 45
XK.GIZZ.HHZ. 2020-08-01T01:08:58.41 0.6 undecidable manual S 208 40.8258 94 -0.42 44
IV.SERS.HHZ. 2020-08-01T01:08:57.34 0.6 undecidable manual S 143 37.4292 94 -0.58 43
IV.GRIS.HNE. 2020-08-01T01:08:57.16 0.6 undecidable manual P 315 68.8755 92 -0.33 42
MN.TIP.HHZ. 2020-08-01T01:08:56.13 0.6 undecidable manual S 116 31.6461 96 -0.26 46
IV.GRI.EHZ. 2020-08-01T01:08:55.78 0.6 undecidable manual P 181 53.7018 93 0.62 40
IV.CET2.HHZ. 2020-08-01T01:08:53.82 0.3 undecidable manual P 301 47.5191 93 -0.38 65
IV.LADO.EHZ. 2020-08-01T01:08:53.87 0.3 undecidable manual P 93 47.4192 93 -0.32 66
XK.GIZZ.HHZ. 2020-08-01T01:08:52.96 0.3 undecidable manual P 208 40.8258 94 -0.22 69
IV.SERS.HHZ. 2020-08-01T01:08:52.49 0.1 positive manual P 143 37.4292 94 -0.16 93
IV.CAR1.HHZ. 2020-08-01T01:08:52.92 0.6 undecidable manual S 253 19.4694 104 -0.26 47
IV.TDS.HHZ. 2020-08-01T01:08:52.56 0.3 undecidable manual P 349 40.0266 94 -0.49 64
XK.SELL.HHZ. 2020-08-01T01:08:52.76 0.3 undecidable manual P 154 39.7269 94 -0.25 69
MN.TIP.HHZ. 2020-08-01T01:08:51.65 0.1 positive manual P 116 31.6461 96 -0.12 95
IV.CELI.HHZ. 2020-08-01T01:08:51.90 0.3 undecidable manual S 33 12.7761 121 0.38 70
IV.SPS2.HHZ. 2020-08-01T01:08:50.47 0.3 undecidable manual S 258 7.7811 140 -0.04 76
IV.CELI.HHZ. 2020-08-01T01:08:49.20 0.3 undecidable manual P 33 12.7761 121 0.25 72
IV.CAR1.HHZ. 2020-08-01T01:08:49.71 0.3 undecidable manual P 253 19.4694 104 -0.2 71
IV.SPS2.HHZ. 2020-08-01T01:08:48.42 0.1 negative manual P 258 7.7811 140 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SPS2.HHN. ML:2.0 0.001243854 0.34 AML other m 2020-08-01T01:08:50.73
IV.CELI.HHE. ML:1.7 0.0005322130549999999 0.36 AML other m 2020-08-01T01:08:52.03
IV.CELI.HNE. ML:1.7 0.0005130819 0.36 AML other m 2020-08-01T01:08:52.03
IV.CELI.HNN. ML:1.6 0.00039755279999999997 0.26 AML other m 2020-08-01T01:08:51.98
IV.CELI.HHN. ML:1.6 0.0003991058 0.1 AML other m 2020-08-01T01:08:52.16
IV.SPS2.HHE. ML:1.5 0.00036016165 0.32 AML other m 2020-08-01T01:08:52.00
IV.CAR1.HHE. ML:2.1 0.0009131656 0.24 AML other m 2020-08-01T01:08:53.53
IV.CAR1.HNE. ML:2.2 0.00104228685 0.2296 AML other m 2020-08-01T01:08:53.53
IV.CAR1.HHN. ML:2.0 0.0007389965000000001 0.22 AML other m 2020-08-01T01:08:53.74
IV.CAR1.HNN. ML:2.0 0.0006889992 0.1304 AML other m 2020-08-01T01:08:54.17
MN.TIP.HHN. ML:1.3 0.000083673725 0.3 AML other m 2020-08-01T01:08:56.27
MN.TIP.HNN. ML:1.2 0.00007655590000000001 0.2 AML other m 2020-08-01T01:08:56.69
IV.SERS.HHN. ML:1.6 0.0001376428 0.3 AML other m 2020-08-01T01:08:58.34
IV.TDS.HHE. ML:1.2 0.00004752988499999999 0.24 AML other m 2020-08-01T01:08:58.78
IV.SERS.HNE. ML:1.6 0.00014628269 0.2 AML other m 2020-08-01T01:08:58.74
IV.SERS.HHE. ML:1.5 0.0001227142 0.24 AML other m 2020-08-01T01:08:59.05
IV.TDS.HHN. ML:1.2 0.000053963295 0.32 AML other m 2020-08-01T01:08:59.33
IV.SERS.HNN. ML:1.5 0.00012221053 0.34 AML other m 2020-08-01T01:09:00.07
IV.CET2.HHN. ML:2.3 0.0005620579 0.16 AML other m 2020-08-01T01:09:01.21
IV.CET2.HHE. ML:2.1 0.00031470509999999996 0.2 AML other m 2020-08-01T01:09:02.10
IV.GRI.EHE. ML:1.6 0.000104382505 0.24 AML other m 2020-08-01T01:09:04.28
IV.SALB.HHE. ML:1.6 0.00006966436500000001 0.26 AML other m 2020-08-01T01:09:07.53
IV.SALB.HHN. ML:1.4 0.000044711534999999996 0.24 AML other m 2020-08-01T01:09:08.71
IV.JOPP.HHN. ML:1.9 0.00008347987499999999 0.2 AML other m 2020-08-01T01:09:15.13
IV.JOPP.HHE. ML:1.8 0.000062868495 0.2 AML other m 2020-08-01T01:09:16.40
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