Earthquake with magnitude of Md 2.2 on date 01-05-1988 and time 05:02:55 (UTC) in region 4 km W Sambuca Pistoiese (PT)

A magnitude Md 2.2 earthquake occured in region: 4 km W Sambuca Pistoiese (PT), on

  • 01-05-1988 05:02:55 (UTC)
  • 01-05-1988 07:02:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1190, 10.9590 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
Sambuca Pistoiese PT 4 1626 1626
Alto Reno Terme BO 4 6960 8586
Lizzano in Belvedere BO 7 2212 10798
Castel di Casio BO 8 3448 14246
Gaggio Montano BO 9 4878 19124
Camugnano BO 12 1885 21009
San Marcello Pistoiese PT 15 6416 27425
Cantagallo PO 16 3105 30530
Castiglione dei Pepoli BO 16 5648 36178
Cutigliano PT 16 1488 37666
Fanano MO 16 2989 40655
Montese MO 17 3353 44008
Vernio PO 17 6060 50068
Piteglio PT 18 1683 51751
Castel d'Aiano BO 18 1906 53657
Sestola MO 19 2508 56165

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km N of Pistoia (90315 inhabitants)
29 Km NW of Prato (191150 inhabitants)
44 Km NW of Scandicci (50609 inhabitants)
46 Km NW of Firenze (382808 inhabitants)
48 Km NE of Lucca (89046 inhabitants)
52 Km SW of Bologna (386663 inhabitants)
59 Km S of Modena (184973 inhabitants)
63 Km E of Viareggio (62467 inhabitants)
63 Km NE of Pisa (89158 inhabitants)
66 Km W of Imola (69797 inhabitants)
66 Km E of Massa (69479 inhabitants)
69 Km E of Carrara (63133 inhabitants)
70 Km SE of Reggio nell'Emilia (171345 inhabitants)
74 Km S of Carpi (70699 inhabitants)
76 Km W of Faenza (58541 inhabitants)
82 Km NE of Livorno (159219 inhabitants)
87 Km W of Forlì (117913 inhabitants)
90 Km E of La Spezia (93959 inhabitants)
91 Km SE of Parma (192836 inhabitants)
94 Km NW of Siena (53903 inhabitants)
96 Km SW of Ferrara (133155 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
1988-05-01
05:02:55
44.119 10.959 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 68589
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-05-01 05:02:55 ± 0.193
Latitude 44.1190 ± 0.0299
Longitude 10.9590 ± 0.0050
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 68589

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) 3344.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 209
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) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00235
Epicentral distance of station farthest from the epicenter (degree) 0.00599
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 68589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:04:59

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 68589
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
--.SS9.Z. 1988-05-01T05:03:18.68 10.0 undecidable manual SG 106 0.666 -0.22 0.3
--.SFI.Z. 1988-05-01T05:03:18.68 10.0 undecidable manual SG 108 0.666 -0.29 0.2
--.PGD.Z. 1988-05-01T05:03:16.51 10.0 undecidable manual SG 113 0.5883 -0.08 0.7
--.SFI.Z. 1988-05-01T05:03:08.95 10.0 undecidable manual PG 108 0.666 -0.07 1.4
--.SS9.Z. 1988-05-01T05:03:08.95 10.0 undecidable manual PG 106 0.666 -0.03 1.6
--.PGD.Z. 1988-05-01T05:03:07.95 10.0 positive manual PG 113 0.5883 0.3 1.4
--.BDI.Z. 1988-05-01T05:03:05.91 10.0 undecidable manual SG 257 0.2553 0.03 0.8
--.BDI.Z. 1988-05-01T05:03:01.40 10.0 undecidable manual PG 257 0.2553 -0.06 1.6
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