Earthquake with magnitude of Md 2.1 on date 10-07-1997 and time 21:06:31 (Italy) in region 3 km SW Abetone (PT)

A magnitude Md 2.1 earthquake occured in region: 3 km SW Abetone (PT), on

  • 10-07-1997 19:06:31 (UTC)
  • 10-07-1997 21:06:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1270, 10.6320 at 16 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
Abetone PT 3 621 621
Fiumalbo MO 6 1280 1901
Pievepelago MO 9 2222 4123
Cutigliano PT 10 1488 5611
Coreglia Antelminelli LU 11 5215 10826
Riolunato MO 12 712 11538
Barga LU 13 10034 21572
Bagni di Lucca LU 13 6161 27733
Fosciandora LU 14 602 28335
San Marcello Pistoiese PT 15 6416 34751
Montecreto MO 15 940 35691
Piteglio PT 15 1683 37374
Fanano MO 16 2989 40363
Sestola MO 16 2508 42871
Gallicano LU 17 3807 46678
Castelnuovo di Garfagnana LU 18 5950 52628
Pieve Fosciana LU 18 2414 55042
Castiglione di Garfagnana LU 18 1818 56860
Borgo a Mozzano LU 18 6994 63854
Molazzana LU 18 1043 64897
Villa Collemandina LU 19 1334 66231
Frassinoro MO 19 1926 68157

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of Pistoia (90315 inhabitants)
33 Km NE of Lucca (89046 inhabitants)
40 Km E of Massa (69479 inhabitants)
42 Km NE of Viareggio (62467 inhabitants)
43 Km E of Carrara (63133 inhabitants)
46 Km NW of Prato (191150 inhabitants)
49 Km NE of Pisa (89158 inhabitants)
60 Km NW of Scandicci (50609 inhabitants)
62 Km SW of Modena (184973 inhabitants)
64 Km S of Reggio nell'Emilia (171345 inhabitants)
64 Km NW of Firenze (382808 inhabitants)
64 Km E of La Spezia (93959 inhabitants)
69 Km NE of Livorno (159219 inhabitants)
70 Km SW of Bologna (386663 inhabitants)
76 Km S of Carpi (70699 inhabitants)
79 Km SE of Parma (192836 inhabitants)
90 Km W of Imola (69797 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 2.1 1997-07-10
19:06:31
44.127 10.632 16 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 273139
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-07-10 19:06:31 ± 0.352
Latitude 44.1270 ± 0.0139
Longitude 10.6320 ± 0.0391
Depth (km) 16 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 273139

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) 3482.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 143
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00057
Epicentral distance of station farthest from the epicenter (degree) 0.00364
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:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 273139
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:18:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.PII.Z. 1997-07-10T19:06:46.74 10.0 undecidable manual SG 190 0.3996 -0.31 0.3
--.ZC9.Z. 1997-07-10T19:06:45.37 10.0 undecidable manual SG 47 0.333 0.79 0.1
--.GU9.Z. 1997-07-10T19:06:40.37 10.0 undecidable manual SG 351 0.222 -0.9 0
--.PII.Z. 1997-07-10T19:06:40.50 10.0 undecidable manual PG 190 0.3996 -0.08 1
--.ZC9.Z. 1997-07-10T19:06:39.20 10.0 positive manual PG 47 0.333 -0.13 2.3
--.EB9.Z. 1997-07-10T19:06:39.92 10.0 undecidable manual PG 331 0.3219 0.83 0.1
--.BDI.Z. 1997-07-10T19:06:37.60 10.0 undecidable manual SG 201 0.0666 0.16 0.5
--.GU9.Z. 1997-07-10T19:06:36.96 10.0 positive manual PG 351 0.222 -0.27 2.1
--.BDI.Z. 1997-07-10T19:06:35.12 10.0 positive manual PG 201 0.0666 0.09 2.6
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