Earthquake with magnitude of Md 2.2 on date 06-10-1997 and time 04:30:54 (Italy) in region 1 km S San Donato Val di Comino (FR)

A magnitude Md 2.2 earthquake occured in region: 1 km S San Donato Val di Comino (FR), on

  • 06-10-1997 02:30:54 (UTC)
  • 06-10-1997 04:30:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6960, 13.8180 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
San Donato Val di Comino FR 2 2107 2107
Settefrati FR 4 728 2835
Gallinaro FR 4 1269 4104
Alvito FR 6 2713 6817
Picinisco FR 7 1218 8035
Atina FR 9 4316 12351
Villa Latina FR 9 1241 13592
Opi AQ 10 420 14012
Vicalvi FR 10 783 14795
Posta Fibreno FR 10 1139 15934
Casalvieri FR 11 2698 18632
Casalattico FR 11 574 19206
Fontechiari FR 12 1303 20509
Campoli Appennino FR 12 1725 22234
Pescasseroli AQ 13 2203 24437
San Biagio Saracinisco FR 13 349 24786
Villetta Barrea AQ 13 653 25439
Civitella Alfedena AQ 13 296 25735
Belmonte Castello FR 13 739 26474
Pescosolido FR 15 1555 28029
Broccostella FR 15 2741 30770
Terelle FR 16 422 31192
Barrea AQ 16 726 31918
Sora FR 17 26144 58062
Sant'Elia Fiumerapido FR 18 6166 64228
Vallerotonda FR 18 1581 65809
Arpino FR 18 7262 73071
Santopadre FR 18 1357 74428
Pizzone IS 18 329 74757
Alfedena AQ 19 864 75621
Colle San Magno FR 19 699 76320
Scontrone AQ 19 574 76894

Municipalities with at least 50000 inhabitants

An earthquake occurred to
79 Km SW of Chieti (51815 inhabitants)
80 Km E of Latina (125985 inhabitants)
81 Km SE of L'Aquila (69753 inhabitants)
81 Km NW of Caserta (76326 inhabitants)
86 Km E of Velletri (53303 inhabitants)
87 Km NW of Aversa (53047 inhabitants)
90 Km E of Tivoli (56533 inhabitants)
91 Km NW of Giugliano in Campania (122974 inhabitants)
92 Km SW of Pescara (121014 inhabitants)
94 Km NW of Marano di Napoli (59874 inhabitants)
95 Km S of Montesilvano (53738 inhabitants)
95 Km NW of Acerra (59573 inhabitants)
95 Km NW of Afragola (65057 inhabitants)
96 Km NW of Casoria (77642 inhabitants)
97 Km E of Guidonia Montecelio (88673 inhabitants)
97 Km N of Pozzuoli (81661 inhabitants)
98 Km E of Aprilia (73446 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 1.6
1997-10-06
02:30:54
41.696 13.818 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 290639
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-10-06 02:30:54 ± 0.252
Latitude 41.6960 ± 0.0358
Longitude 13.8180 ± 0.0435
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 290639

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) 5374.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
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) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00008
Epicentral distance of station farthest from the epicenter (degree) 0.00405
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 4
Type of magnitude Md
Reference to an origin 290639
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:33:42

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 290639
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
--.PQ9.Z. 1997-10-06T02:31:11.20 10.0 undecidable manual SG 316 0.444 0 0.5
--.RFI.Z. 1997-10-06T02:31:04.33 10.0 undecidable manual PG 162 0.4107 0.89 0.5
--.CRVI.Z. 1997-10-06T02:31:03.15 10.0 undecidable manual PG 85 0.3552 0.63 0.9
--.PLI2.Z. 1997-10-06T02:31:03.56 10.0 undecidable manual SG 132 0.2442 -0.83 0.3
--.PQ9.Z. 1997-10-06T02:31:03.75 10.0 undecidable manual PG 316 0.444 -0.35 1.2
--.PLI2.Z. 1997-10-06T02:30:59.29 10.0 undecidable manual PG 132 0.2442 -0.98 0.5
--.SDI.Z. 1997-10-06T02:30:57.86 10.0 undecidable manual SG 336 0.0111 -0.27 0.7
--.SDI.Z. 1997-10-06T02:30:56.75 10.0 negative manual PG 336 0.0111 0.1 3.5
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