Earthquake with magnitude of Md 2.3 on date 21-09-1997 and time 19:40:06 (Italy) in region 3 km NE Rio Saliceto (RE)

A magnitude Md 2.3 earthquake occured in region: 3 km NE Rio Saliceto (RE), on

  • 21-09-1997 17:40:06 (UTC)
  • 21-09-1997 19:40:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.8320, 10.8200 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Rio Saliceto RE 3 6213 6213
Fabbrico RE 5 6693 12906
Campagnola Emilia RE 5 5650 18556
Rolo RE 7 4105 22661
Novellara RE 7 13731 36392
Correggio RE 7 25897 62289
Carpi MO 8 70699 132988
Novi di Modena MO 10 10247 143235
Reggiolo RE 10 9178 152413
San Martino in Rio RE 11 8099 160512
Moglia MN 13 5600 166112
Soliera MO 13 15461 181573
Gonzaga MN 14 9150 190723
Bagnolo in Piano RE 14 9712 200435
San Possidonio MO 16 3619 204054
Campogalliano MO 16 8845 212899
Concordia sulla Secchia MO 16 8641 221540
Guastalla RE 17 15225 236765
Cavezzo MO 17 7026 243791
San Prospero MO 17 5860 249651
Gualtieri RE 17 6556 256207
Luzzara RE 18 9250 265457
Bastiglia MO 18 4193 269650
Suzzara MN 19 21161 290811
Pegognaga MN 19 7160 297971
Cadelbosco di Sopra RE 19 10628 308599
Dosolo MN 20 3440 312039
Rubiera RE 20 14864 326903

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km NW of Carpi (70699 inhabitants)
21 Km NE of Reggio nell'Emilia (171345 inhabitants)
22 Km NW of Modena (184973 inhabitants)
39 Km E of Parma (192836 inhabitants)
56 Km NW of Bologna (386663 inhabitants)
63 Km W of Ferrara (133155 inhabitants)
69 Km S of Verona (258765 inhabitants)
71 Km E of Cremona (71901 inhabitants)
81 Km W of Rovigo (51867 inhabitants)
89 Km NW of Imola (69797 inhabitants)
92 Km SE of Brescia (196480 inhabitants)
92 Km E of Piacenza (102191 inhabitants)
98 Km SW of Vicenza (112953 inhabitants)
100 Km N of Pistoia (90315 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 1997-09-21
17:40:06
44.832 10.82 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 278279
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-09-21 17:40:06 ± 1.184
Latitude 44.8320 ± 0.0577
Longitude 10.8200 ± 0.0654
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 278279

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) 8229.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 260
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) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00437
Epicentral distance of station farthest from the epicenter (degree) 0.00874
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 278279
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:22:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.BOB.Z. 1997-09-21T17:40:40.90 10.0 undecidable manual SG 266 0.9657 0.64 0.3
--.BOB.Z. 1997-09-21T17:40:24.88 10.0 undecidable manual PG 266 0.9657 -0.53 0.9
--.ZC9.Z. 1997-09-21T17:40:23.26 10.0 undecidable manual SG 166 0.4884 -0.72 0.3
--.BDI.Z. 1997-09-21T17:40:21.74 10.0 undecidable manual PG 191 0.777 -0.16 1.8
--.EB9.Z. 1997-09-21T17:40:17.16 10.0 undecidable manual PG 214 0.4995 0.47 1.3
--.ZC9.Z. 1997-09-21T17:40:17.10 10.0 undecidable manual PG 166 0.4884 0.62 0.9
--.GU9.Z. 1997-09-21T17:40:16.44 10.0 undecidable manual PG 198 0.4995 -0.33 1.6
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download