Earthquake with magnitude of Md 2.4 on date 10-09-1997 and time 05:38:29 (UTC) in region 4 km SE Gropparello (PC)

A magnitude Md 2.4 earthquake occured in region: 4 km SE Gropparello (PC), on

  • 10-09-1997 05:38:29 (UTC)
  • 10-09-1997 07:38:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.7990, 9.7610 at 11 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
Gropparello PC 5 2293 2293
Vernasca PC 6 2131 4424
Lugagnano Val d'Arda PC 6 4116 8540
Bore PR 9 749 9289
Morfasso PC 10 1024 10313
Castell'Arquato PC 10 4713 15026
Ponte dell'Olio PC 12 4794 19820
Bettola PC 12 2828 22648
Carpaneto Piacentino PC 13 7715 30363
Vigolzone PC 15 4297 34660
Pellegrino Parmense PR 15 1048 35708
Varsi PR 17 1230 36938
Salsomaggiore Terme PR 17 19831 56769
San Giorgio Piacentino PC 17 5792 62561
Farini PC 18 1290 63851
Rivergaro PC 18 7005 70856
Podenzano PC 18 9167 80023
Travo PC 19 2087 82110
Bardi PR 19 2227 84337
Fiorenzuola d'Arda PC 19 15297 99634
Alseno PC 20 4714 104348
Cadeo PC 20 6118 110466

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km S of Piacenza (102191 inhabitants)
43 Km SW of Cremona (71901 inhabitants)
45 Km W of Parma (192836 inhabitants)
64 Km SE of Pavia (72576 inhabitants)
70 Km W of Reggio nell'Emilia (171345 inhabitants)
77 Km N of La Spezia (93959 inhabitants)
78 Km NE of Genova (586655 inhabitants)
85 Km NW of Carrara (63133 inhabitants)
87 Km SE of Milano (1345851 inhabitants)
89 Km W of Carpi (70699 inhabitants)
90 Km NW of Massa (69479 inhabitants)
90 Km SW of Brescia (196480 inhabitants)
91 Km E of Alessandria (93943 inhabitants)
91 Km SE of Vigevano (63310 inhabitants)
92 Km SE of Sesto San Giovanni (81608 inhabitants)
94 Km W of Modena (184973 inhabitants)
95 Km SE of Cinisello Balsamo (75078 inhabitants)
95 Km SE of Monza (122671 inhabitants)
99 Km SE of Rho (50434 inhabitants)
100 Km S of Bergamo (119381 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 2.4
ML-VAX 2.1
1997-09-10
05:38:29
44.799 9.761 11 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 277409
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-09-10 05:38:29 ± 0.171
Latitude 44.7990 ± 0.0139
Longitude 9.7610 ± 0.0136
Depth (km) 11 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 277409

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) 1883.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 129
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
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) 0.00194
Epicentral distance of station farthest from the epicenter (degree) 0.01627
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 5
Type of magnitude Md
Reference to an origin 277409
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:22:04

ML:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 277409
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
--.CKI.Z. 1997-09-10T05:39:05.31 10.0 undecidable manual SN 250 1.11 -0.87 0.1
--.MDI.Z. 1997-09-10T05:39:03.80 10.0 undecidable manual SG 357 0.9657 0.58 0.3
--.BDI.Z. 1997-09-10T05:39:01.60 10.0 undecidable manual SG 140 0.9435 0.09 0.8
--.DOI.Z. 1997-09-10T05:39:00.37 10.0 undecidable manual PN 261 1.8093 0.34 1
--.GU9.Z. 1997-09-10T05:38:53.88 10.0 undecidable manual SG 126 0.7326 -0.94 0.1
--.EB9.Z. 1997-09-10T05:38:50.66 10.0 undecidable manual SG 128 0.5883 0.34 0.6
--.CKI.Z. 1997-09-10T05:38:50.78 10.0 undecidable manual PN 250 1.11 0.24 1.6
--.BDI.Z. 1997-09-10T05:38:47.74 10.0 undecidable manual PG 140 0.9435 -0.1 1.9
--.MDI.Z. 1997-09-10T05:38:47.85 10.0 undecidable manual PG 357 0.9657 -0.56 0.9
--.GU9.Z. 1997-09-10T05:38:44.56 10.0 undecidable manual PG 126 0.7326 0.58 0.9
--.EB9.Z. 1997-09-10T05:38:41.25 10.0 undecidable manual PG 128 0.5883 -0.13 2
--.BOB.Z. 1997-09-10T05:38:38.39 10.0 undecidable manual SG 261 0.2109 0.1 0.8
--.BOB.Z. 1997-09-10T05:38:34.32 10.0 undecidable manual PG 261 0.2109 -0.11 2.1
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