Earthquake with magnitude of ML 1.5 on date 22-09-2019 and time 01:46:26 (Italy) in region Costa Catanese (Catania)

A magnitude ML 1.5 earthquake occured in region: Costa Catanese (Catania), on

  • 21-09-2019 23:46:26 (UTC)
  • 22-09-2019 01:46:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.5940, 15.2120 at 23 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
Acireale CT 5 52622 52622
Aci Catena CT 6 29851 82473
Aci Castello CT 7 18723 101196
Aci Sant'Antonio CT 8 17984 119180
Valverde CT 8 7840 127020
Aci Bonaccorsi CT 9 3524 130544
San Gregorio di Catania CT 10 11966 142510
Viagrande CT 10 8563 151073
San Giovanni la Punta CT 10 23060 174133
Trecastagni CT 12 10910 185043
Sant'Agata li Battiati CT 12 9479 194522
Santa Venerina CT 12 8592 203114
Tremestieri Etneo CT 12 20589 223703
Gravina di Catania CT 14 25838 249541
Pedara CT 14 14102 263643
Mascalucia CT 14 31958 295601
Zafferana Etnea CT 15 9517 305118
Catania CT 15 314555 619673
Riposto CT 15 14838 634511
Giarre CT 15 27659 662170
Nicolosi CT 16 7463 669633
San Pietro Clarenza CT 17 7743 677376
Milo CT 17 1087 678463
Sant'Alfio CT 18 1582 680045
Mascali CT 18 14282 694327
Camporotondo Etneo CT 18 5023 699350
Misterbianco CT 20 49410 748760

Municipalities with at least 50000 inhabitants

An earthquake occurred to
5 Km SE of Acireale (52622 inhabitants)
15 Km NE of Catania (314555 inhabitants)
60 Km N of Siracusa (122291 inhabitants)
69 Km SW of Reggio di Calabria (183035 inhabitants)
73 Km SW of Messina (238439 inhabitants)
86 Km NE of Ragusa (73313 inhabitants)
91 Km NE of Modica (54633 inhabitants)
93 Km NE of Vittoria (63339 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 1.5 2019-09-21
23:46:26
37.5942 15.2117 23 2020-02-28
16:42:00
Bollettino Sismico Italiano INGV 73518001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-21 23:46:26 ± 0.15
Latitude 37.5942 ± 0.0045
Longitude 15.2117 ± 0.0114
Depth (km) 23 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73518001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1000
Semi-minor axis of confidence ellipse (meter) 41
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 101
Circular confidence region, given by single value of horizontal uncertainty (meter) 1000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 185
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.11242
Epicentral distance of station farthest from the epicenter (degree) 0.76982
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 73518001
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-29 17:25:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAFF.HHZ. 2019-09-21T23:46:41.44 0.1 positive manual P 241 85.4478 99 0.17 89
IV.AIO.HHE. 2019-09-21T23:46:41.09 0.6 undecidable manual S 3 41.8248 111 0.31 46
IV.HLNI.HHZ. 2019-09-21T23:46:40.24 0.3 undecidable manual S 228 40.4262 112 -0.19 71
IV.HAGA.HHZ. 2019-09-21T23:46:39.36 0.3 undecidable manual S 188 34.6431 116 0.34 70
IV.ESML.HHZ. 2019-09-21T23:46:37.81 0.6 undecidable manual S 275 29.3484 121 0.04 50
IV.MUCR.HHE. 2019-09-21T23:46:37.13 0.3 undecidable manual P 329 57.8976 105 0.02 72
IV.SSY.HHZ. 2019-09-21T23:46:36.10 0.6 undecidable manual P 194 49.9167 107 0.17 47
IV.ENIC.HHZ. 2019-09-21T23:46:35.43 0.3 undecidable manual S 284 17.1717 138 0.16 75
IV.NOV.HHZ. 2019-09-21T23:46:35.42 0.6 undecidable manual P 352 48.5181 108 -0.31 46
IV.HLNI.HHZ. 2019-09-21T23:46:34.28 0.1 positive manual P 228 40.4262 112 -0.28 93
IV.AIO.HHE. 2019-09-21T23:46:34.41 0.6 undecidable manual P 3 41.8248 111 -0.35 46
IV.EPZF.HHZ. 2019-09-21T23:46:34.91 0.3 undecidable manual P 309 40.2264 112 0.38 69
IV.EVRN.HNE. 2019-09-21T23:46:34.46 0.6 undecidable manual S 328 12.4764 148 -0.05 52
IV.ESML.HHZ. 2019-09-21T23:46:33.02 0.6 undecidable manual P 275 29.3484 121 0 51
IV.HAGA.HHZ. 2019-09-21T23:46:33.74 0.1 positive manual P 188 34.6431 116 0 100
IV.ENIC.HHZ. 2019-09-21T23:46:31.63 0.3 undecidable manual P 284 17.1717 138 0.06 77
IV.EVRN.HNE. 2019-09-21T23:46:30.70 0.3 undecidable manual P 328 12.4764 148 -0.44 72
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ENIC.HHE. ML:1.6 0.00020360955 0.2048 AML other m 2019-09-21T23:46:38.52
IV.ENIC.HHN. ML:1.5 0.00017646575 0.3584 AML other m 2019-09-21T23:46:37.01
IV.ESML.HHE. ML:1.4 0.0001116979 0.1536 AML other m 2019-09-21T23:46:40.23
IV.ESML.HHN. ML:1.4 0.00011095405 0.256 AML other m 2019-09-21T23:46:38.84
IV.HAGA.HHN. ML:1.6 0.00013057965 0.0768 AML other m 2019-09-21T23:46:40.31
IV.HAGA.HHE. ML:1.8 0.00018785775 0.1152 AML other m 2019-09-21T23:46:40.01
IV.HLNI.HHE. ML:1.3 0.00006174256 0.0768 AML other m 2019-09-21T23:46:40.86
IV.HLNI.HHN. ML:1.2 0.000048531405 0.2688 AML other m 2019-09-21T23:46:43.18
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