Earthquake with magnitude of Md 2.3 on date 02-07-1990 and time 13:14:09 (Italy) in region 11 km NW Milo (CT)

A magnitude Md 2.3 earthquake occured in region: 11 km NW Milo (CT), on

  • 02-07-1990 11:14:09 (UTC)
  • 02-07-1990 13:14:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7740, 15.0050 at 10 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 11 1087 1087
Zafferana Etnea CT 12 9517 10604
Sant'Alfio CT 13 1582 12186
Randazzo CT 13 10900 23086
Maletto CT 14 3920 27006
Linguaglossa CT 14 5403 32409
Moio Alcantara ME 15 717 33126
Bronte CT 15 19172 52298
Santa Venerina CT 15 8592 60890
Piedimonte Etneo CT 16 3963 64853
Castiglione di Sicilia CT 16 3215 68068
Santa Domenica Vittoria ME 16 980 69048
Giarre CT 17 27659 96707
Malvagna ME 17 733 97440
Ragalna CT 17 3924 101364
Mascali CT 17 14282 115646
Roccella Valdemone ME 18 666 116312
Nicolosi CT 18 7463 123775
Pedara CT 18 14102 137877
Riposto CT 18 14838 152715
Fiumefreddo di Sicilia CT 18 9623 162338
Francavilla di Sicilia ME 18 3945 166283
Trecastagni CT 19 10910 177193
Biancavilla CT 19 24007 201200
Adrano CT 20 36122 237322
Viagrande CT 20 8563 245885
Maniace CT 20 3765 249650

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NW of Acireale (52622 inhabitants)
31 Km N of Catania (314555 inhabitants)
67 Km SW of Messina (238439 inhabitants)
67 Km SW of Reggio di Calabria (183035 inhabitants)
83 Km N of Siracusa (122291 inhabitants)
89 Km E of Caltanissetta (63360 inhabitants)
97 Km N of Ragusa (73313 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
Md 2.3 1990-07-02
11:14:09
37.774 15.005 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 122179
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-07-02 11:14:09 ± 0.145
Latitude 37.7740 ± 0.0096
Longitude 15.0050 ± 0.0124
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 122179

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 1526.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00259
Epicentral distance of station farthest from the epicenter (degree) 0.00785
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 122179
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:53:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SOI.Z. 1990-07-02T11:14:38.50 10.0 undecidable manual SG 69 0.8769 -0.87 0
--.PZI.Z. 1990-07-02T11:14:34.50 10.0 undecidable manual SG 183 0.7104 0.29 0.6
--.ATN.Z. 1990-07-02T11:14:28.50 10.0 undecidable manual SG 42 0.5217 0.46 0.4
--.SOI.Z. 1990-07-02T11:14:26.50 10.0 undecidable manual PG 69 0.8769 -0.12 1.7
--.GIB.Z. 1990-07-02T11:14:25.50 10.0 undecidable manual PG 285 0.7992 0.33 1.3
--.PZI.Z. 1990-07-02T11:14:23.50 10.0 undecidable manual PG 183 0.7104 -0.14 1.8
--.MNO.Z. 1990-07-02T11:14:20.00 10.0 undecidable manual SG 302 0.2886 -0.51 0.3
--.ATN.Z. 1990-07-02T11:14:20.50 10.0 undecidable manual PG 42 0.5217 0.42 1.1
--.MNO.Z. 1990-07-02T11:14:15.50 10.0 undecidable manual PG 302 0.2886 -0.23 1.7
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