Earthquake with magnitude of ML 1.8 on date 25-11-2020 and time 22:35:44 (UTC) in region 4 km SE Firmo (CS)

A magnitude ML 1.8 earthquake occured in region: 4 km SE Firmo (CS), on

  • 25-11-2020 22:35:44 (UTC)
  • 25-11-2020 23:35:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.689, 16.194 at 8 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Firmo CS 4 2115 2115
Altomonte CS 6 4488 6603
Roggiano Gravina CS 9 7208 13811
Lungro CS 9 2592 16403
San Lorenzo del Vallo CS 9 3394 19797
Acquaformosa CS 10 1106 20903
Saracena CS 10 3828 24731
Spezzano Albanese CS 10 7028 31759
Tarsia CS 10 2054 33813
Mottafollone CS 12 1236 35049
San Donato di Ninea CS 13 1360 36409
Terranova da Sibari CS 13 5100 41509
Castrovillari CS 14 22240 63749
San Basile CS 14 1055 64804
San Sosti CS 14 2185 66989
Cassano all'Ionio CS 15 18495 85484
Malvito CS 15 1795 87279
Santa Caterina Albanese CS 16 1222 88501
San Marco Argentano CS 16 7424 95925
Cervicati CS 17 829 96754
Frascineto CS 18 2154 98908
Morano Calabro CS 18 4576 103484
Fagnano Castello CS 18 3885 107369
Civita CS 19 902 108271
Mongrassano CS 19 1607 109878
Sant'Agata di Esaro CS 20 1890 111768
Santa Sofia d'Epiro CS 20 2628 114396
San Demetrio Corone CS 20 3559 117955

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km N of Cosenza (67546 inhabitants)
80 Km N of Lamezia Terme (70714 inhabitants)
94 Km NW of Catanzaro (90612 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 1.8 2020-11-25
22:35:44
39.6888 16.194 8 2021-02-26
14:56:11
Bollettino Sismico Italiano INGV 85603901
Reviewed
Rev100
ML 1.8 2020-11-25
22:35:44
39.6892 16.1958 8 2020-11-25
22:40:32
Sala Sismica INGV-Roma 85018611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-25 22:35:44 ± 0.06
Latitude 39.6888 ± 0.0036
Longitude 16.1940 ± 0.0047
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85603901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 420
Semi-minor axis of confidence ellipse (meter) 57
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 39
Circular confidence region, given by single value of horizontal uncertainty (meter) 420
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.11421
Epicentral distance of station farthest from the epicenter (degree) 0.73744
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 34
Type of magnitude ML
Reference to an origin 85018611
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-25 22:40:32

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 29
Type of magnitude ML
Reference to an origin 85603901
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-22 15:39:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.SCHR.EHZ. 2020-11-25T22:36:03.44 0.6 undecidable manual S 350 0.518 50 0.3 45
IV.SPS2.HHZ. 2020-11-25T22:36:00.05 0.6 undecidable manual S 164 0.4128 50 0.02 49
MN.CUC.HHZ. 2020-11-25T22:36:00.36 0.6 undecidable manual S 316 0.4209 50 0.1 48
IV.BULG.HHZ. 2020-11-25T22:35:59.36 0.3 undecidable manual P 302 0.7374 50 0.33 64
XK.GIZZ.HHZ. 2020-11-25T22:35:59.02 0.6 undecidable manual P 179 0.7087 50 0.48 42
IV.CELI.HHZ. 2020-11-25T22:35:58.68 0.6 undecidable manual S 140 0.375 50 -0.22 47
MN.TIP.HHZ. 2020-11-25T22:35:58.04 0.3 undecidable manual P 139 0.67 50 0.16 67
IV.MGR.HHZ. 2020-11-25T22:35:57.79 0.3 undecidable manual P 313 0.6646 50 0 69
IV.SIRI.HHZ. 2020-11-25T22:35:56.39 0.1 negative manual P 333 0.5531 50 0.51 85
IV.SCHR.EHZ. 2020-11-25T22:35:55.07 0.3 undecidable manual P 350 0.518 50 -0.21 69
IV.PIPA.HHZ. 2020-11-25T22:35:55.12 0.1 positive manual P 113 0.5207 50 -0.2 92
IV.CET2.HHZ. 2020-11-25T22:35:54.39 0.3 undecidable manual S 229 0.2437 106 0.08 74
IV.GRIS.HNE. 2020-11-25T22:35:54.73 0.3 undecidable manual S 281 0.2671 104 -0.44 69
IV.MMN.HHZ. 2020-11-25T22:35:54.64 0.6 undecidable manual S 322 0.2554 105 -0.08 50
IV.ORI.HHZ. 2020-11-25T22:35:53.40 0.3 undecidable manual P 28 0.4119 50 -0.06 72
IV.SALB.HHZ. 2020-11-25T22:35:53.72 0.6 undecidable manual S 32 0.2212 107 0.25 48
MN.CUC.HHZ. 2020-11-25T22:35:53.22 0.6 undecidable manual P 316 0.4209 50 -0.4 45
IV.SPS2.HHZ. 2020-11-25T22:35:53.11 0.3 undecidable manual P 164 0.4128 50 -0.38 68
IV.CELI.HHZ. 2020-11-25T22:35:52.64 0.1 undecidable manual P 140 0.375 50 -0.19 95
IV.MMN.HHZ. 2020-11-25T22:35:50.35 0.1 undecidable manual P 322 0.2554 105 -0.07 99
IV.CET2.HHZ. 2020-11-25T22:35:50.44 0.1 positive manual P 229 0.2437 106 0.25 96
IV.GRIS.HNE. 2020-11-25T22:35:50.65 0.1 positive manual P 281 0.2671 104 -0.03 100
IV.TDS.HHZ. 2020-11-25T22:35:49.76 0.3 undecidable manual S 105 0.1142 121 0.1 76
IV.SALB.HHZ. 2020-11-25T22:35:49.35 0.1 positive manual P 32 0.2212 107 -0.34 94
IV.TDS.HHZ. 2020-11-25T22:35:47.72 0.1 positive manual P 105 0.1142 121 0.22 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SIRI.HNE. ML:1.8 0.000121 0.36 AML other m 2020-11-25T22:36:09.56
IV.SIRI.HHE. ML:1.8 0.000121 0.36 AML other m 2020-11-25T22:36:09.56
IV.SIRI.HHN. ML:1.9 0.0001545 0.26 AML other m 2020-11-25T22:36:12.44
IV.SIRI.HNN. ML:1.9 0.0001635 0.26 AML other m 2020-11-25T22:36:12.44
IV.SERS.HHN. ML:0 3.82E-5 0.42 AML other m 2020-11-25T22:36:23.49
IV.JOPP.HHE. ML:0 5.645E-5 0.56 AML other m 2020-11-25T22:36:23.49
IV.JOPP.HHN. ML:0 4.19E-5 0.72 AML other m 2020-11-25T22:36:25.56
IV.SERS.HHE. ML:0 3.14E-5 1.36 AML other m 2020-11-25T22:36:29.10
IV.TDS.HHE. ML:1.7 0.00059181965 0.1408 AML other m 2020-11-25T22:35:50.09
IV.TDS.HHN. ML:1.9 0.0010250133 0.4096 AML other m 2020-11-25T22:35:49.91
IV.SALB.HHN. ML:1.8 0.000443283 0.2944 AML other m 2020-11-25T22:35:55.88
IV.SALB.HHE. ML:2 0.00062065855 0.2176 AML other m 2020-11-25T22:35:55.71
IV.MMN.HHN. ML:2.4 0.00120740675 0.3072 AML other m 2020-11-25T22:35:56.22
IV.MMN.HHE. ML:2 0.00061664065 0.1792 AML other m 2020-11-25T22:35:57.39
IV.CET2.HHE. ML:2.2 0.0008226474 0.1024 AML other m 2020-11-25T22:35:54.53
IV.CET2.HHN. ML:2.4 0.001329703 0.1664 AML other m 2020-11-25T22:35:55.39
IV.CELI.HNN. ML:1.3 6.900162E-5 0.1664 AML other m 2020-11-25T22:35:59.64
IV.CELI.HNE. ML:1.4 7.7651685E-5 0.2944 AML other m 2020-11-25T22:35:59.19
IV.CELI.HHN. ML:1.4 7.3993295E-5 0.1664 AML other m 2020-11-25T22:35:59.64
IV.CELI.HHE. ML:1.4 7.852789E-5 0.2816 AML other m 2020-11-25T22:35:59.20
IV.SPS2.HHN. ML:1.3 5.987858E-5 0.2432 AML other m 2020-11-25T22:36:01.23
IV.SPS2.HHE. ML:1.3 6.2714675E-5 0.192 AML other m 2020-11-25T22:36:04.00
MN.CUC.HHE. ML:1.7 0.000149876 0.3584 AML other m 2020-11-25T22:36:07.30
MN.CUC.HHN. ML:1.8 0.00016702535 0.4608 AML other m 2020-11-25T22:36:08.03
MN.CUC.HNN. ML:1.8 0.0001773116 0.4608 AML other m 2020-11-25T22:36:08.03
IV.ORI.HHE. ML:2.3 0.0006748645 0.3584 AML other m 2020-11-25T22:36:03.75
IV.ORI.HHN. ML:2.1 0.00038839835 0.4096 AML other m 2020-11-25T22:36:03.93
IV.SCHR.EHN. ML:1.4 5.28131E-5 0.4352 AML other m 2020-11-25T22:36:08.94
IV.SCHR.EHE. ML:1.5 6.572481E-5 0.4224 AML other m 2020-11-25T22:36:06.98
IV.PIPA.HHN. ML:2.1 0.00026489345 0.3968 AML other m 2020-11-25T22:36:05.36
IV.PIPA.HNN. ML:2.1 0.00027239725 0.4096 AML other m 2020-11-25T22:36:05.55
IV.MGR.HHN. ML:1.5 5.2308605E-5 0.192 AML other m 2020-11-25T22:36:12.07
IV.MGR.HHE. ML:1.5 4.694044E-5 0.1536 AML other m 2020-11-25T22:36:10.20
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