Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.2 on date 11-08-1997 and time 20:56:17 (Italy) in region 2 km NW Soriano Calabro (VV)

A magnitude Md 2.2 earthquake occured in region: 2 km NW Soriano Calabro (VV), on

  • 11-08-1997 18:56:17 (UTC)
  • 11-08-1997 20:56:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.6060, 16.2130 at 10 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Soriano Calabro VV 2 2421 2421
Gerocarne VV 2 2248 4669
Sorianello VV 2 1176 5845
Pizzoni VV 4 1143 6988
Vazzano VV 4 1067 8055
Dasà VV 5 1208 9263
Arena VV 5 1456 10719
Acquaro VV 6 2484 13203
Filogaso VV 9 1417 14620
Vallelonga VV 9 706 15326
San Nicola da Crissa VV 9 1335 16661
Francica VV 10 1651 18312
Dinami VV 10 2168 20480
San Gregorio d'Ippona VV 11 2527 23007
Serra San Bruno VV 11 6734 29741
Spadola VV 11 825 30566
Stefanaconi VV 11 2494 33060
Simbario VV 11 966 34026
Brognaturo VV 11 735 34761
Maierato VV 12 2188 36949
Capistrano VV 12 1042 37991
San Pietro di Caridà RC 12 1195 39186
Sant'Onofrio VV 12 3067 42253
Vibo Valentia VV 13 33941 76194
San Costantino Calabro VV 13 2239 78433
Mileto VV 13 6763 85196
Mongiana VV 14 740 85936
Ionadi VV 14 4238 90174
Serrata RC 14 845 91019
Monterosso Calabro VV 14 1729 92748
Torre di Ruggiero CZ 15 1033 93781
Pizzo VV 15 9278 103059
Fabrizia VV 16 2195 105254
Candidoni RC 16 416 105670
Cardinale CZ 16 2188 107858
Filandari VV 16 1853 109711
Laureana di Borrello RC 17 5174 114885
Cessaniti VV 17 3290 118175
San Calogero VV 18 4315 122490
Rombiolo VV 18 4569 127059
Galatro RC 18 1709 128768
Nardodipace VV 19 1305 130073
Polia VV 19 1023 131096
Giffone RC 19 1907 133003
Chiaravalle Centrale CZ 20 5759 138762
Feroleto della Chiesa RC 20 1695 140457
Francavilla Angitola VV 20 1939 142396

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km S of Lamezia Terme (70714 inhabitants)
47 Km SW of Catanzaro (90612 inhabitants)
73 Km NE of Messina (238439 inhabitants)
74 Km NE of Reggio di Calabria (183035 inhabitants)
77 Km S of Cosenza (67546 inhabitants)
95 Km SW of Crotone (62178 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 		1997-08-11
18:56:17		 38.606 16.213 10 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 275259
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-08-11 18:56:17 ± 0.296
Latitude 38.6060 ± 0.0279
Longitude 16.2130 ± 0.0475
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 275259

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) 5164.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 163
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) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00235
Epicentral distance of station farthest from the epicenter (degree) 0.00664
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 2
Type of magnitude Md
Reference to an origin 275259
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:20:05

ML:1.7

Field Value
Value 1.7
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 275259
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
--.MO9.Z. 1997-08-11T18:56:44.45 10.0 undecidable manual SG 214 0.7215 1.2 0.3
--.ATN.Z. 1997-08-11T18:56:44.40 10.0 undecidable manual SG 233 0.7326 0.8 0.5
--.SOI.Z. 1997-08-11T18:56:37.49 10.0 undecidable manual SG 193 0.5439 0.05 0.9
--.SC9.Z. 1997-08-11T18:56:36.47 10.0 undecidable manual SG 228 0.5217 -0.19 0.9
--.ATN.Z. 1997-08-11T18:56:31.34 10.0 undecidable manual PG 233 0.7326 -1.41 0.5
--.MO9.Z. 1997-08-11T18:56:31.86 10.0 undecidable manual PG 214 0.7215 -0.7 1.4
--.SC9.Z. 1997-08-11T18:56:30.00 10.0 undecidable manual PG 228 0.5217 1.24 0.8
--.GRI.Z. 1997-08-11T18:56:29.30 10.0 undecidable manual SG 36 0.2553 0.77 0.6
--.SOI.Z. 1997-08-11T18:56:29.40 10.0 undecidable manual PG 193 0.5439 -0.16 2.1
--.GRI.Z. 1997-08-11T18:56:23.92 10.0 undecidable manual PG 36 0.2553 -0.14 2.2
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