Earthquake with magnitude of Md 1.9 on date 24-05-1992 and time 10:22:43 (Italy) in region 2 km NE Larciano (PT)

A magnitude Md 1.9 earthquake occured in region: 2 km NE Larciano (PT), on

  • 24-05-1992 08:22:43 (UTC)
  • 24-05-1992 10:22:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.8400, 10.8910 at 5 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
Larciano PT 2 6394 6394
Lamporecchio PT 3 7508 13902
Vinci FI 7 14604 28506
Monsummano Terme PT 7 21338 49844
Quarrata PT 7 26190 76034
Serravalle Pistoiese PT 9 11659 87693
Pieve a Nievole PT 9 9266 96959
Cerreto Guidi FI 9 10870 107829
Montecatini-Terme PT 11 20409 128238
Pistoia PT 11 90315 218553
Carmignano PO 11 14450 233003
Ponte Buggianese PT 11 8804 241807
Agliana PT 12 17525 259332
Capraia e Limite FI 13 7670 267002
Poggio a Caiano PO 14 10007 277009
Chiesina Uzzanese PT 14 4552 281561
Buggiano PT 14 8825 290386
Fucecchio FI 14 23618 314004
Massa e Cozzile PT 14 7983 321987
Empoli FI 14 48109 370096
Marliana PT 14 3210 373306
Montale PT 15 10737 384043
Uzzano PT 15 5770 389813
Montemurlo PO 15 18456 408269
Montelupo Fiorentino FI 16 14098 422367
Santa Croce sull'Arno PI 17 14601 436968
Prato PO 17 191150 628118
Altopascio LU 18 15481 643599
Pescia PT 18 19644 663243
Montecarlo LU 18 4428 667671
Signa FI 18 19179 686850
San Miniato PI 18 27934 714784
Lastra a Signa FI 19 20156 734940
Castelfranco di Sotto PI 19 13427 748367

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km S of Pistoia (90315 inhabitants)
17 Km W of Prato (191150 inhabitants)
25 Km W of Scandicci (50609 inhabitants)
30 Km W of Firenze (382808 inhabitants)
31 Km E of Lucca (89046 inhabitants)
42 Km E of Pisa (89158 inhabitants)
51 Km E of Viareggio (62467 inhabitants)
57 Km NE of Livorno (159219 inhabitants)
64 Km E of Massa (69479 inhabitants)
68 Km NW of Siena (53903 inhabitants)
69 Km E of Carrara (63133 inhabitants)
81 Km SW of Bologna (386663 inhabitants)
87 Km SW of Imola (69797 inhabitants)
90 Km S of Modena (184973 inhabitants)
90 Km W of Arezzo (99543 inhabitants)
90 Km E of La Spezia (93959 inhabitants)
94 Km SW of Faenza (58541 inhabitants)
98 Km S of Reggio nell'Emilia (171345 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 1.9 1992-05-24
08:22:43
43.84 10.891 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 165269
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-05-24 08:22:43 ± 0.183
Latitude 43.8400 ± 0.0111
Longitude 10.8910 ± 0.0111
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 165269

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) 1521.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.00259
Epicentral distance of station farthest from the epicenter (degree) 0.00615
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:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 165269
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:34:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SFI.Z. 1992-05-24T08:23:08.33 10.0 undecidable manual SG 84 0.6882 -0.11 0.6
--.PGD.Z. 1992-05-24T08:23:06.31 10.0 undecidable manual SG 86 0.5883 0.85 0.1
--.MME.Z. 1992-05-24T08:22:58.22 10.0 undecidable manual SG 338 0.3774 0.15 0.8
--.SFI.Z. 1992-05-24T08:22:57.27 10.0 undecidable manual PG 84 0.6882 -0.56 0.6
--.PGD.Z. 1992-05-24T08:22:56.18 10.0 undecidable manual PG 86 0.5883 0.07 1.8
--.BDI.Z. 1992-05-24T08:22:55.24 10.0 undecidable manual SG 316 0.3108 -0.07 0.8
--.PII.Z. 1992-05-24T08:22:53.98 10.0 undecidable manual SG 245 0.2886 -0.68 0.2
--.MME.Z. 1992-05-24T08:22:51.76 10.0 undecidable manual PG 338 0.3774 -0.09 2.1
--.BDI.Z. 1992-05-24T08:22:50.28 10.0 undecidable manual PG 316 0.3108 0.03 2.1
--.PII.Z. 1992-05-24T08:22:50.36 10.0 undecidable manual PG 245 0.2886 0.48 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