Earthquake with magnitude of Md 2.0 on date 23-09-1997 and time 10:10:30 (Italy) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude Md 2.0 earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 23-09-1997 08:10:30 (UTC)
  • 23-09-1997 10:10:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0920, 15.5280 at 12 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
Scaletta Zanclea ME 8 2140 2140
Itala ME 9 1640 3780
Reggio di Calabria RC 10 183035 186815
Messina ME 12 238439 425254
Alì ME 12 768 426022
Alì Terme ME 13 2539 428561
Rometta ME 13 6650 435211
Saponara ME 14 3988 439199
Monforte San Giorgio ME 15 2777 441976
Fiumedinisi ME 15 1409 443385
Nizza di Sicilia ME 15 3667 447052
Roccavaldina ME 17 1133 448185
San Pier Niceto ME 17 2837 451022
Villa San Giovanni RC 17 13784 464806
Roccalumera ME 17 4141 468947
Valdina ME 18 1355 470302
Campo Calabro RC 18 4536 474838
Motta San Giovanni RC 18 6208 481046
Villafranca Tirrena ME 18 8584 489630
Pagliara ME 19 1170 490800
Torregrotta ME 19 7431 498231
Furci Siculo ME 19 3382 501613
Fiumara RC 20 1018 502631
Spadafora ME 20 5021 507652
Condrò ME 20 493 508145
Calanna RC 20 934 509079

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km W of Reggio di Calabria (183035 inhabitants)
12 Km S of Messina (238439 inhabitants)
62 Km NE of Acireale (52622 inhabitants)
76 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 1.5
1997-09-23
08:10:30
38.092 15.528 12 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 278379
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-09-23 08:10:30 ± 0.368
Latitude 38.0920 ± 0.0099
Longitude 15.5280 ± 0.0184
Depth (km) 12 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 278379

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) 1950.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 197
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) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00073
Epicentral distance of station farthest from the epicenter (degree) 0.00372
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 3
Type of magnitude Md
Reference to an origin 278379
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:22:57

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 2
Type of magnitude ML
Reference to an origin 278379
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. 1997-09-23T08:10:46.27 10.0 undecidable manual SG 92 0.4107 0.36 0
--.SOI.Z. 1997-09-23T08:10:39.22 10.0 positive manual PG 92 0.4107 -0.24 0.7
--.SC9.Z. 1997-09-23T08:10:39.47 10.0 undecidable manual SG 41 0.2109 -0.27 0.2
--.MO9.Z. 1997-09-23T08:10:37.84 10.0 undecidable manual SG 124 0.1554 0.03 0.5
--.SC9.Z. 1997-09-23T08:10:36.60 10.0 positive manual PG 41 0.2109 0.16 1.7
--.ATN.Z. 1997-09-23T08:10:35.49 10.0 undecidable manual SG 322 0.0777 -0.29 0.1
--.MO9.Z. 1997-09-23T08:10:34.84 10.0 positive manual PG 124 0.1554 0.05 2.4
--.ATN.Z. 1997-09-23T08:10:33.67 10.0 positive manual PG 322 0.0777 0.05 2.4
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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