Earthquake with magnitude of Md 2.1 on date 10-04-1988 and time 21:33:04 (Italy) in region 8 km W Milo (CT)

A magnitude Md 2.1 earthquake occured in region: 8 km W Milo (CT), on

  • 10-04-1988 19:33:04 (UTC)
  • 10-04-1988 21:33:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7380, 15.0310 at 5 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 8 1087 1087
Zafferana Etnea CT 8 9517 10604
Sant'Alfio CT 10 1582 12186
Santa Venerina CT 11 8592 20778
Giarre CT 14 27659 48437
Pedara CT 14 14102 62539
Nicolosi CT 14 7463 70002
Trecastagni CT 14 10910 80912
Ragalna CT 14 3924 84836
Mascali CT 15 14282 99118
Viagrande CT 15 8563 107681
Piedimonte Etneo CT 15 3963 111644
Linguaglossa CT 15 5403 117047
Riposto CT 15 14838 131885
Aci Sant'Antonio CT 17 17984 149869
Belpasso CT 17 28108 177977
Fiumefreddo di Sicilia CT 17 9623 187600
Aci Bonaccorsi CT 17 3524 191124
Randazzo CT 17 10900 202024
Biancavilla CT 18 24007 226031
Maletto CT 18 3920 229951
Aci Catena CT 18 29851 259802
Moio Alcantara ME 18 717 260519
Castiglione di Sicilia CT 18 3215 263734
Bronte CT 18 19172 282906
San Pietro Clarenza CT 18 7743 290649
Acireale CT 18 52622 343271
Tremestieri Etneo CT 18 20589 363860
Mascalucia CT 18 31958 395818
Santa Maria di Licodia CT 18 7641 403459
San Giovanni la Punta CT 19 23060 426519
Camporotondo Etneo CT 19 5023 431542
Adrano CT 19 36122 467664
Valverde CT 19 7840 475504
Calatabiano CT 20 5308 480812
Gravina di Catania CT 20 25838 506650

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km NW of Acireale (52622 inhabitants)
27 Km N of Catania (314555 inhabitants)
68 Km SW of Reggio di Calabria (183035 inhabitants)
69 Km SW of Messina (238439 inhabitants)
79 Km N of Siracusa (122291 inhabitants)
90 Km E of Caltanissetta (63360 inhabitants)
94 Km N of Ragusa (73313 inhabitants)
98 Km NE of Vittoria (63339 inhabitants)
101 Km N of Modica (54633 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 2.1 1988-04-10
19:33:04
37.738 15.031 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 66169
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-04-10 19:33:04 ± 0.126
Latitude 37.7380 ± 0.0070
Longitude 15.0310 ± 0.0104
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 66169

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) 1201.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 118
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.00291
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:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 66169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:02:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SOI.Z. 1988-04-10T19:33:36.50 10.0 undecidable manual SG 66 0.8769 0.83 0
--.PZI.Z. 1988-04-10T19:33:29.73 10.0 undecidable manual SG 185 0.6882 0.56 0.2
--.MEU.Z. 1988-04-10T19:33:28.26 10.0 undecidable manual SG 194 0.6327 0.34 0.5
--.ATN.Z. 1988-04-10T19:33:24.50 10.0 undecidable manual SG 38 0.5439 -0.02 0.9
--.SOI.Z. 1988-04-10T19:33:21.97 10.0 undecidable manual PG 66 0.8769 -0.18 1.6
--.PZI.Z. 1988-04-10T19:33:18.48 10.0 undecidable manual PG 185 0.6882 -0.18 1.8
--.MEU.Z. 1988-04-10T19:33:17.51 10.0 undecidable manual PG 194 0.6327 -0.43 1
--.MNO.Z. 1988-04-10T19:33:17.37 10.0 undecidable manual SG 306 0.3219 0.26 0.7
--.ATN.Z. 1988-04-10T19:33:15.60 10.0 undecidable manual PG 38 0.5439 -0.37 1.2
--.MNO.Z. 1988-04-10T19:33:11.77 10.0 undecidable manual PG 306 0.3219 0.08 2.1
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