Earthquake with magnitude of Md 2.3 on date 22-03-1997 and time 06:19:26 (UTC) in region 2 km NE Floresta (ME)

A magnitude Md 2.3 earthquake occured in region: 2 km NE Floresta (ME), on

  • 22-03-1997 06:19:26 (UTC)
  • 22-03-1997 07:19:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.9970, 14.9260 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
Floresta ME 2 485 485
Raccuja ME 7 1041 1526
Ucria ME 7 1058 2584
San Piero Patti ME 7 2915 5499
Montalbano Elicona ME 8 2287 7786
Santa Domenica Vittoria ME 10 980 8766
Tortorici ME 10 6435 15201
Roccella Valdemone ME 10 666 15867
Librizzi ME 12 1660 17527
Sinagra ME 12 2705 20232
Randazzo CT 13 10900 31132
Sant'Angelo di Brolo ME 14 3090 34222
Basicò ME 14 612 34834
Galati Mamertino ME 14 2627 37461
Malvagna ME 14 733 38194
Castell'Umberto ME 14 3128 41322
Montagnareale ME 15 1615 42937
Ficarra ME 15 1469 44406
San Salvatore di Fitalia ME 15 1319 45725
Moio Alcantara ME 15 717 46442
Longi ME 16 1473 47915
Tripi ME 16 873 48788
Patti ME 16 13431 62219
Frazzanò ME 18 711 62930
Mirto ME 18 974 63904
Maniace CT 18 3765 67669
Novara di Sicilia ME 18 1337 69006
Oliveri ME 19 2181 71187
Naso ME 19 3813 75000
Maletto CT 19 3920 78920
Piraino ME 19 3962 82882
Falcone ME 19 2808 85690
Alcara li Fusi ME 20 1980 87670
Gioiosa Marea ME 20 7074 94744
Brolo ME 20 5783 100527

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km NW of Acireale (52622 inhabitants)
57 Km N of Catania (314555 inhabitants)
59 Km W of Messina (238439 inhabitants)
64 Km W of Reggio di Calabria (183035 inhabitants)
94 Km NE of Caltanissetta (63360 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 1997-03-22
06:19:26
37.997 14.926 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 263419
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-03-22 06:19:26 ± 0.144
Latitude 37.9970 ± 0.0412
Longitude 14.9260 ± 0.0119
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 263419

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) 4697.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 175
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00170
Epicentral distance of station farthest from the epicenter (degree) 0.00801
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 263419
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:09:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SOI.Z. 1997-03-22T06:19:58.00 10.0 undecidable manual SG 84 0.888 -0.4 0.2
--.GIB.Z. 1997-03-22T06:19:52.00 10.0 undecidable manual SG 269 0.6993 -0.51 0.1
--.SOI.Z. 1997-03-22T06:19:45.00 10.0 undecidable manual PG 84 0.888 -0.09 1.6
--.GIB.Z. 1997-03-22T06:19:42.00 10.0 undecidable manual PG 269 0.6993 0.31 0.9
--.MO9.Z. 1997-03-22T06:19:40.00 10.0 undecidable manual PG 89 0.5994 0.23 1.4
--.MNO.Z. 1997-03-22T06:19:34.57 10.0 undecidable manual SG 250 0.1887 0.03 0.8
--.MNO.Z. 1997-03-22T06:19:31.21 10.0 undecidable manual PG 250 0.1887 -0.1 2
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