Earthquake with magnitude of ML 1.7 on date 24-07-2020 and time 11:59:17 (UTC) in region 9 km W Milo (CT)

A magnitude ML 1.7 earthquake occured in region: 9 km W Milo (CT), on

  • 24-07-2020 11:59:17 (UTC)
  • 24-07-2020 13:59:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7500, 15.0160 at 4 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
Milo CT 9 1087 1087
Zafferana Etnea CT 10 9517 10604
Sant'Alfio CT 11 1582 12186
Santa Venerina CT 13 8592 20778
Ragalna CT 15 3924 24702
Giarre CT 15 27659 52361
Nicolosi CT 15 7463 59824
Pedara CT 15 14102 73926
Linguaglossa CT 15 5403 79329
Randazzo CT 16 10900 90229
Trecastagni CT 16 10910 101139
Piedimonte Etneo CT 16 3963 105102
Maletto CT 16 3920 109022
Mascali CT 16 14282 123304
Bronte CT 17 19172 142476
Riposto CT 17 14838 157314
Viagrande CT 17 8563 165877
Moio Alcantara ME 17 717 166594
Biancavilla CT 18 24007 190601
Fiumefreddo di Sicilia CT 18 9623 200224
Castiglione di Sicilia CT 18 3215 203439
Belpasso CT 18 28108 231547
Santa Maria di Licodia CT 19 7641 239188
Aci Sant'Antonio CT 19 17984 257172
Aci Bonaccorsi CT 19 3524 260696
Adrano CT 19 36122 296818
Malvagna ME 19 733 297551
Santa Domenica Vittoria ME 19 980 298531
San Pietro Clarenza CT 20 7743 306274
Aci Catena CT 20 29851 336125
Mascalucia CT 20 31958 368083
Tremestieri Etneo CT 20 20589 388672

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of Acireale (52622 inhabitants)
28 Km N of Catania (314555 inhabitants)
68 Km SW of Reggio di Calabria (183035 inhabitants)
69 Km SW of Messina (238439 inhabitants)
80 Km N of Siracusa (122291 inhabitants)
89 Km E of Caltanissetta (63360 inhabitants)
95 Km N of Ragusa (73313 inhabitants)
98 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 1.7 2020-07-24
11:59:17
37.7495 15.0157 4 2020-11-19
12:37:02
Bollettino Sismico Italiano INGV 83006271
Reviewed
Rev200
ML 1.3 2020-07-24
11:59:16
37.756 15.002 1 2020-09-18
15:03:31
Sala Operativa INGV_OE (Catania) 81303221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-24 11:59:17 ± 0.28
Latitude 37.7495 ± 0.0081
Longitude 15.0157 ± 0.0114
Depth (km) 4 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83006271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1150
Semi-minor axis of confidence ellipse (meter) 207
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 128
Circular confidence region, given by single value of horizontal uncertainty (meter) 1150.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 149
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.01889
Epicentral distance of station farthest from the epicenter (degree) 0.14569
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 83006271
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-18 15:03:11

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 81303221
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2020-07-24 12:06:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EMSG.HHZ. 2020-07-24T11:59:21.52 0.6 undecidable manual S 324 9.7791 112 0.63 43
IV.EPIT.HHN. 2020-07-24T11:59:21.11 0.6 undecidable manual S 28 7.7811 117 0.87 39
IV.EPZF.HHZ. 2020-07-24T11:59:20.64 0.3 undecidable manual P 301 16.1727 104 0.08 73
IV.ESLN.HHZ. 2020-07-24T11:59:20.37 0.6 undecidable manual S 210 7.1928 118 0.3 47
IV.ECHR.HHE. 2020-07-24T11:59:20.26 0.6 undecidable manual P 232 11.3775 109 0.62 43
IV.ECBD.HHN. 2020-07-24T11:59:20.60 0.6 undecidable manual S 61 7.0929 119 0.57 44
IV.EMSG.HHZ. 2020-07-24T11:59:19.15 0.1 undecidable manual P 324 9.7791 112 -0.19 97
IV.EMCN.HNZ. 2020-07-24T11:59:19.18 0.3 undecidable manual S 19 4.8951 129 -0.22 73
IV.EPIT.HHN. 2020-07-24T11:59:18.92 0.1 undecidable manual P 28 7.7811 117 -0.04 100
IV.EMCN.HNZ. 2020-07-24T11:59:18.06 0.1 undecidable manual P 19 4.8951 129 -0.42 93
IV.ECNE.HHN. 2020-07-24T11:59:18.90 0.6 undecidable manual S 325 2.0979 151 0.13 50
IV.ESLN.HHZ. 2020-07-24T11:59:18.71 0.1 undecidable manual P 210 7.1928 118 -0.16 98
IV.ECBD.HHN. 2020-07-24T11:59:18.80 0.1 undecidable manual P 61 7.0929 119 -0.05 100
IV.ECNE.HHN. 2020-07-24T11:59:17.48 0.3 undecidable manual P 325 2.0979 151 -0.64 65
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EMSG.HHN. ML:1.8 0.0010335000000000001 0.78 AML other m 2020-07-24T11:59:24.88
IV.EMSG.HHE. ML:2.0 0.0016048845 0.2368 AML other m 2020-07-24T11:59:23.96
IV.EPZF.HHE. ML:1.5 0.00033404505 0.3392 AML other m 2020-07-24T11:59:29.38
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