Earthquake with magnitude of Md 2.2 on date 03-09-1990 and time 14:56:28 (Italy) in region 12 km W Zafferana Etnea (CT)

A magnitude Md 2.2 earthquake occured in region: 12 km W Zafferana Etnea (CT), on

  • 03-09-1990 12:56:28 (UTC)
  • 03-09-1990 14:56:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7380, 14.9760 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
Zafferana Etnea CT 12 9517 9517
Ragalna CT 12 3924 13441
Milo CT 13 1087 14528
Bronte CT 14 19172 33700
Maletto CT 14 3920 37620
Biancavilla CT 14 24007 61627
Nicolosi CT 14 7463 69090
Sant'Alfio CT 15 1582 70672
Adrano CT 15 36122 106794
Pedara CT 15 14102 120896
Santa Venerina CT 15 8592 129488
Santa Maria di Licodia CT 16 7641 137129
Randazzo CT 16 10900 148029
Belpasso CT 16 28108 176137
Trecastagni CT 16 10910 187047
Viagrande CT 18 8563 195610
Giarre CT 18 27659 223269
San Pietro Clarenza CT 19 7743 231012
Linguaglossa CT 19 5403 236415
PaternĂ² CT 19 48228 284643
Camporotondo Etneo CT 19 5023 289666
Moio Alcantara ME 19 717 290383
Aci Bonaccorsi CT 19 3524 293907
Mascali CT 20 14282 308189
Piedimonte Etneo CT 20 3963 312152
Mascalucia CT 20 31958 344110
Aci Sant'Antonio CT 20 17984 362094
Tremestieri Etneo CT 20 20589 382683
Santa Domenica Vittoria ME 20 980 383663

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NW of Acireale (52622 inhabitants)
28 Km NW of Catania (314555 inhabitants)
72 Km SW of Reggio di Calabria (183035 inhabitants)
72 Km SW of Messina (238439 inhabitants)
80 Km NW of Siracusa (122291 inhabitants)
85 Km E of Caltanissetta (63360 inhabitants)
93 Km N of Ragusa (73313 inhabitants)
96 Km NE of Vittoria (63339 inhabitants)
98 Km NE of Gela (75827 inhabitants)
99 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 2.2
ML-VAX 1.7
1990-09-03
12:56:28
37.738 14.976 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 126369
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-09-03 12:56:28 ± 0.178
Latitude 37.7380 ± 0.0108
Longitude 14.9760 ± 0.0142
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 126369

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) 1734.2
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 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) 0.00259
Epicentral distance of station farthest from the epicenter (degree) 0.00818
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 126369
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:57:33

ML:1.7

Field Value
Value 1.7
Uncertainty
Num. used stations 2
Type of magnitude ML
Reference to an origin 126369
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SOI.Z. 1990-09-03T12:57:02.10 10.0 undecidable manual SG 67 0.9102 1.21 0
--.GIB.Z. 1990-09-03T12:56:57.50 10.0 undecidable manual SG 288 0.777 0.58 0.3
--.PZI.Z. 1990-09-03T12:56:53.30 10.0 undecidable manual SG 181 0.6771 -0.16 0.7
--.ATN.Z. 1990-09-03T12:56:49.20 10.0 undecidable manual SG 42 0.5661 -0.6 0.3
--.SOI.Z. 1990-09-03T12:56:47.32 10.0 undecidable manual PG 67 0.9102 0.04 1.5
--.GIB.Z. 1990-09-03T12:56:45.00 10.0 undecidable manual PG 288 0.777 0.02 1.6
--.PZI.Z. 1990-09-03T12:56:43.00 10.0 undecidable manual PG 181 0.6771 0.01 1.8
--.ATN.Z. 1990-09-03T12:56:40.32 10.0 undecidable manual PG 42 0.5661 -0.55 0.8
--.MNO.Z. 1990-09-03T12:56:40.53 10.0 undecidable manual SG 311 0.2886 0.34 0.5
--.MNO.Z. 1990-09-03T12:56:35.00 10.0 positive manual PG 311 0.2886 -0.33 2.7
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