Earthquake with magnitude of Md 2.0 on date 31-07-1997 and time 19:20:49 (Italy) in region 1 km SE Rometta (ME)

A magnitude Md 2.0 earthquake occured in region: 1 km SE Rometta (ME), on

  • 31-07-1997 17:20:49 (UTC)
  • 31-07-1997 19:20:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1650, 15.4280 at 29 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
Rometta ME 1 6650 6650
Saponara ME 3 3988 10638
Monforte San Giorgio ME 4 2777 13415
Roccavaldina ME 5 1133 14548
Valdina ME 6 1355 15903
San Pier Niceto ME 7 2837 18740
Torregrotta ME 7 7431 26171
Villafranca Tirrena ME 8 8584 34755
Spadafora ME 8 5021 39776
Venetico ME 8 3911 43687
Condrò ME 9 493 44180
Gualtieri Sicaminò ME 10 1807 45987
Pace del Mela ME 11 6239 52226
Messina ME 12 238439 290665
Itala ME 13 1640 292305
Santa Lucia del Mela ME 13 4650 296955
San Filippo del Mela ME 14 7115 304070
Scaletta Zanclea ME 14 2140 306210
Alì ME 15 768 306978
Merì ME 16 2338 309316
Fiumedinisi ME 16 1409 310725
Milazzo ME 17 31646 342371
Alì Terme ME 18 2539 344910
Barcellona Pozzo di Gotto ME 18 41583 386493
Villa San Giovanni RC 19 13784 400277
Nizza di Sicilia ME 20 3667 403944
Reggio di Calabria RC 20 183035 586979

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km W of Messina (238439 inhabitants)
20 Km W of Reggio di Calabria (183035 inhabitants)
66 Km NE of Acireale (52622 inhabitants)
79 Km NE of Catania (314555 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 2.0
ML-VAX 1.7
1997-07-31
17:20:49
38.165 15.428 29 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 274289
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-07-31 17:20:49 ± 0.567
Latitude 38.1650 ± 0.0832
Longitude 15.4280 ± 0.0598
Depth (km) 29 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 274289

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) 10627.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 212
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.00024
Epicentral distance of station farthest from the epicenter (degree) 0.00559
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 274289
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:19:12

ML:1.7

Field Value
Value 1.7
Uncertainty
Num. used stations 2
Type of magnitude ML
Reference to an origin 274289
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
--.MNO.Z. 1997-07-31T17:21:12.61 10.0 undecidable manual SN 248 0.6216 1.13 0.1
--.SOI.Z. 1997-07-31T17:21:10.80 10.0 undecidable manual SN 100 0.4995 1.48 0
--.MO9.Z. 1997-07-31T17:21:02.30 10.0 undecidable manual SG 127 0.2553 -0.45 0.4
--.MNO.Z. 1997-07-31T17:21:01.77 10.0 undecidable manual PN 248 0.6216 -0.62 0.6
--.ATN.Z. 1997-07-31T17:20:59.11 10.0 undecidable manual SG 104 0.0222 0.04 0.6
--.SOI.Z. 1997-07-31T17:20:59.84 10.0 undecidable manual PN 100 0.4995 -0.88 0.4
--.MO9.Z. 1997-07-31T17:20:57.47 10.0 positive manual PG 127 0.2553 0.13 2.9
--.ATN.Z. 1997-07-31T17:20:55.33 10.0 positive manual PG 104 0.0222 0.11 2.9
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