Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 22-05-2024 and time 20:01:36 (UTC) in region 9 km SE Acri (CS)

A magnitude ML 2.1 earthquake occured in region: 9 km SE Acri (CS), on

  • 22-05-2024 20:01:36 (UTC)
  • 22-05-2024 22:01:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.4410, 16.4620 at 13 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
Acri CS 9 20858 20858
Longobucco CS 13 3183 24041
Rose CS 15 4373 28414
Luzzi CS 15 9396 37810
San Giorgio Albanese CS 16 1432 39242
San Cosmo Albanese CS 16 591 39833
Santa Sofia d'Epiro CS 16 2628 42461
San Demetrio Corone CS 17 3559 46020
Vaccarizzo Albanese CS 17 1125 47145
San Pietro in Guarano CS 17 3663 50808
Bisignano CS 17 10203 61011
Castiglione Cosentino CS 18 2896 63907
Celico CS 18 2802 66709
Corigliano Calabro CS 18 40427 107136
Lappano CS 19 941 108077
Rovito CS 19 3158 111235
Spezzano della Sila CS 19 4541 115776
Spezzano Piccolo CS 19 2079 117855

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NE of Cosenza (67546 inhabitants)
53 Km N of Lamezia Terme (70714 inhabitants)
61 Km N of Catanzaro (90612 inhabitants)
70 Km NW 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
Reviewed
Rev100 		ML 2.1 2024-05-22
20:01:36		 39.4412 16.4617 13 2024-05-22
20:11:10		 Sala Sismica INGV-Roma 128062341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-05-22 20:01:36 ± 0.07
Latitude 39.4412 ± 0.0045
Longitude 16.4617 ± 0.0058
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 128062341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 474
Semi-minor axis of confidence ellipse (meter) 246
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 15
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.05306
Epicentral distance of station farthest from the epicenter (degree) 0.55578
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 128062341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-05-22 20:11:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GRIS.HNE. 2024-05-22T20:01:56.20 0.6 undecidable manual S 303 61.6938 92 0.4 43
IV.GIZZ.HHZ. 2024-05-22T20:01:54.40 0.6 undecidable manual S 203 55.5999 93 0.22 43
IV.CET2.HHZ. 2024-05-22T20:01:51.30 0.6 undecidable manual S 283 44.5221 93 0.09 46
IV.CAR1.HHZ. 2024-05-22T20:01:47.30 0.6 undecidable manual S 226 29.9478 96 -0.03 48
IV.GRIS.HNE. 2024-05-22T20:01:47.94 0.3 undecidable manual P 303 61.6938 92 0.14 67
IY.CIRK.HHZ.00 2024-05-22T20:01:46.56 0.3 undecidable manual P 96 51.7038 93 0.31 66
IV.GIZZ.HHZ. 2024-05-22T20:01:46.99 0.3 undecidable manual P 203 55.5999 93 0.13 67
IV.SELL.HHE. 2024-05-22T20:01:46.70 0.3 undecidable manual P 164 52.8027 93 0.28 65
XE.T0702.HHE. 2024-05-22T20:01:45.03 0.3 undecidable manual P 314 44.8218 93 -0.16 67
IV.SERS.HHZ. 2024-05-22T20:01:45.79 0.3 undecidable manual P 156 49.0176 93 -0.05 70
XE.ZIDIL.HNZ. 2024-05-22T20:01:45.11 0.3 undecidable manual P 336 41.625 94 0.41 66
IV.LADO.EHZ. 2024-05-22T20:01:45.33 0.3 undecidable manual P 111 47.7189 93 -0.31 65
7C.CSMBE.HNZ. 2024-05-22T20:01:45.31 0.6 undecidable manual S 225 23.8539 100 -0.42 45
IV.SPS2.HHZ. 2024-05-22T20:01:44.84 0.3 undecidable manual S 212 19.6692 104 0.2 69
IV.CET2.HHZ. 2024-05-22T20:01:44.85 0.3 undecidable manual P 283 44.5221 93 -0.29 66
IV.CAR1.HHZ. 2024-05-22T20:01:42.65 0.1 undecidable manual P 226 29.9478 96 -0.26 92
IV.TDS.HHZ. 2024-05-22T20:01:42.47 0.3 undecidable manual P 336 26.4513 98 0.09 72
IV.PIPA.HNE. 2024-05-22T20:01:42.78 0.1 undecidable manual P 81 30.747 96 -0.25 90
7C.CSMBE.HNZ. 2024-05-22T20:01:41.82 0.3 undecidable manual P 225 23.8539 100 -0.16 71
IV.SPS2.HHZ. 2024-05-22T20:01:41.27 0.1 positive manual P 212 19.6692 104 -0.08 97
IV.CELI.HHZ. 2024-05-22T20:01:41.69 0.3 undecidable manual S 137 5.8941 149 0.06 74
IV.CELI.HHZ. 2024-05-22T20:01:39.63 0.1 undecidable manual P 137 5.8941 149 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CELI.HHE. ML:2.6 0.005595000000000001 0.16 AML other m 2024-05-22T20:01:41.80
IV.CELI.HHN. ML:2.0 0.00126973915 0.16 AML other m 2024-05-22T20:01:42.17
IV.CELI.HNN. ML:2.0 0.00123143075 0.16 AML other m 2024-05-22T20:01:42.34
IV.CELI.HNE. ML:2.6 0.0054800000000000005 1.82 AML other m 2024-05-22T20:01:42.97
IV.SPS2.HHN. ML:1.8 0.0004594025 0.16 AML other m 2024-05-22T20:01:44.92
IV.SPS2.HHE. ML:1.8 0.0004235 0.24 AML other m 2024-05-22T20:01:46.10
IV.CAR1.HNE. ML:2.4 0.0012090339999999999 0.29 AML other m 2024-05-22T20:01:48.70
IV.CAR1.HNN. ML:2.1 0.0006420288 0.41 AML other m 2024-05-22T20:01:48.61
IV.CAR1.HHE. ML:2.4 0.001214664 0.28 AML other m 2024-05-22T20:01:48.69
IV.CAR1.HHN. ML:2.2 0.00068848805 0.4 AML other m 2024-05-22T20:01:48.60
IV.CET2.HHE. ML:1.9 0.0002311793 0.16 AML other m 2024-05-22T20:01:51.91
IV.CET2.HHN. ML:2.1 0.00037656975000000003 0.24 AML other m 2024-05-22T20:01:51.40
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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