Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 22-09-2021 and time 21:34:43 (Italy) in region 6 km SE Mormanno (CS)

A magnitude ML 1.3 earthquake occured in region: 6 km SE Mormanno (CS), on

  • 22-09-2021 19:34:43 (UTC)
  • 22-09-2021 21:34:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.8370, 16.0130 at 7 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Mormanno CS 6 3027 3027
Orsomarso CS 10 1265 4292
Papasidero CS 10 734 5026
Morano Calabro CS 11 4576 9602
Laino Castello CS 11 848 10450
Verbicaro CS 13 3056 13506
Rotonda PZ 13 3494 17000
San Basile CS 13 1055 18055
Santa Domenica Talao CS 14 1263 19318
Laino Borgo CS 14 1921 21239
Lungro CS 14 2592 23831
Saracena CS 14 3828 27659
San Donato di Ninea CS 14 1360 29019
Acquaformosa CS 14 1106 30125
Viggianello PZ 17 3025 33150
Castrovillari CS 17 22240 55390
Santa Maria del Cedro CS 18 4954 60344
Grisolia CS 18 2249 62593
Altomonte CS 18 4488 67081
San Nicola Arcella CS 19 1957 69038
Firmo CS 19 2115 71153
Castelluccio Inferiore PZ 19 2131 73284
Aieta CS 19 823 74107
Scalea CS 19 10913 85020
Maierà CS 19 1224 86244
Castelluccio Superiore PZ 20 824 87068
Buonvicino CS 20 2247 89315
San Sosti CS 20 2185 91500

Municipalities with at least 50000 inhabitants

An earthquake occurred to
64 Km NW of Cosenza (67546 inhabitants)
91 Km S of Potenza (67122 inhabitants)
99 Km N 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
Reviewed
Rev100 		ML 1.3 2021-09-22
19:34:43		 39.8372 16.0133 7 2021-09-22
19:41:55		 Sala Sismica INGV-Roma 95755151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-22 19:34:43 ± 0.18
Latitude 39.8372 ± 0.0099
Longitude 16.0133 ± 0.0176
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 95755151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1256
Semi-minor axis of confidence ellipse (meter) 1216
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 231
Circular confidence region, given by single value of horizontal uncertainty (meter) 1260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 117
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.53
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.47304
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 95755151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-22 19:41:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PP3.EHZ. 2021-09-22T19:36:32.91 3.0 undecidable manual Sg 18.24 0
IV.MURB.HNZ. 2021-09-22T19:36:25.26 3.0 undecidable manual Sn 0.89 0
IV.GAVE.EHZ. 2021-09-22T19:36:07.65 3.0 undecidable manual Sn -2.09 0
IV.ATFO.HHZ. 2021-09-22T19:35:54.33 3.0 undecidable manual Pg 16.57 0
IV.MTGR.HHZ. 2021-09-22T19:35:43.28 3.0 undecidable manual Pg 14.57 0
IV.RIBO.EHZ.01 2021-09-22T19:35:42.94 3.0 positive manual Pn -2.75 0
IV.CRJA.HHZ. 2021-09-22T19:35:29.61 3.0 negative manual Pn 2 0
OT.OT17.EHZ. 2021-09-22T19:35:23.16 3.0 undecidable manual Sg 0.01 0
IV.ESCV.HHZ. 2021-09-22T19:35:16.16 3.0 positive manual Pn -0.62 0
IV.PTRJ.HNZ. 2021-09-22T19:35:07.83 3.0 undecidable manual Pg 3.7 0
IV.MTSN.HHZ. 2021-09-22T19:35:01.88 0.3 undecidable manual S 335 52.503 50 1.26 44
IX.SRN3.HHZ.02 2021-09-22T19:35:00.38 3.0 undecidable manual S 1.02 0
IV.SIRI.HHZ. 2021-09-22T19:34:57.90 0.3 undecidable manual S 342 40.2264 50 0.57 62
IV.SCHR.EHN. 2021-09-22T19:34:56.84 0.6 undecidable manual S 8 40.5261 50 -0.56 41
IV.TDS.HHE. 2021-09-22T19:34:56.38 0.3 undecidable manual S 125 33.9438 102 1.14 49
IV.CET2.HHZ. 2021-09-22T19:34:54.91 0.6 undecidable manual S 188 34.5432 101 -0.56 42
IV.MTSN.HHZ. 2021-09-22T19:34:53.42 0.1 undecidable manual P 335 52.503 50 0.15 89
IV.GRIS.EHZ. 2021-09-22T19:34:50.13 0.6 undecidable manual S 232 17.3715 112 0.41 45
IV.TDS.HHE. 2021-09-22T19:34:50.12 0.1 undecidable manual P 125 33.9438 102 -0.05 95
IV.SIRI.HHZ. 2021-09-22T19:34:50.95 0.1 undecidable manual P 342 40.2264 50 -0.42 87
IV.CDRU.HHZ. 2021-09-22T19:34:50.46 3.0 undecidable manual P -0.26 0
IV.SCHR.EHN. 2021-09-22T19:34:50.42 0.1 undecidable manual P 8 40.5261 50 -0.99 69
IV.CET2.HHZ. 2021-09-22T19:34:49.96 0.1 undecidable manual P 188 34.5432 101 -0.33 89
IV.GRIS.EHZ. 2021-09-22T19:34:47.09 0.1 positive manual P 232 17.3715 112 0.12 96
IV.MMN.HHZ. 2021-09-22T19:34:46.44 0.6 undecidable manual S 342 6.2937 138 -0.05 50
IV.MMN.HHZ. 2021-09-22T19:34:45.10 0.1 negative manual P 342 6.2937 138 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMN.HHN. ML:2.0 0.001685 0.78 AML other m 2021-09-22T19:34:46.68
IV.MMN.HHE. ML:1.8 0.0009695 1.3 AML other m 2021-09-22T19:34:47.28
IV.CET2.HHE. ML:1.2 0.0000697 1.48 AML other m 2021-09-22T19:34:55.09
IV.CET2.HHN. ML:1.6 0.00014850000000000003 0.98 AML other m 2021-09-22T19:34:56.21
IV.SIRI.HHE. ML:1.1 0.00004075 1.44 AML other m 2021-09-22T19:34:59.09
IV.MTSN.HHE. ML:1.4 0.000053849999999999994 1.48 AML other m 2021-09-22T19:35:01.99
IV.SIRI.HHN. ML:1.4 0.00009604999999999999 0.96 AML other m 2021-09-22T19:35:03.59
IV.MTSN.HHN. ML:1.3 0.00004405 0.56 AML other m 2021-09-22T19:35:04.57
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