Earthquake with magnitude of Md 2.2 on date 16-06-1992 and time 07:04:06 (UTC) in region 5 km NE Certaldo (FI)

A magnitude Md 2.2 earthquake occured in region: 5 km NE Certaldo (FI), on

  • 16-06-1992 07:04:06 (UTC)
  • 16-06-1992 09:04:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5850, 11.0680 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
Certaldo FI 5 16121 16121
Montespertoli FI 7 13537 29658
Castelfiorentino FI 8 17504 47162
Tavarnelle Val di Pesa FI 9 7800 54962
Barberino Val d'Elsa FI 10 4386 59348
Gambassi Terme FI 11 4870 64218
San Casciano in Val di Pesa FI 12 17062 81280
Montaione FI 13 3700 84980
San Gimignano SI 13 7820 92800
Poggibonsi SI 15 29196 121996
Montelupo Fiorentino FI 17 14098 136094
Empoli FI 18 48109 184203
Colle di Val d'Elsa SI 19 21620 205823
Impruneta FI 19 14615 220438
Capraia e Limite FI 19 7670 228108

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km SW of Scandicci (50609 inhabitants)
26 Km SW of Firenze (382808 inhabitants)
33 Km S of Prato (191150 inhabitants)
37 Km NW of Siena (53903 inhabitants)
41 Km SE of Pistoia (90315 inhabitants)
54 Km SE of Lucca (89046 inhabitants)
56 Km E of Pisa (89158 inhabitants)
61 Km E of Livorno (159219 inhabitants)
67 Km W of Arezzo (99543 inhabitants)
73 Km E of Viareggio (62467 inhabitants)
90 Km SE of Massa (69479 inhabitants)
92 Km N of Grosseto (82087 inhabitants)
95 Km SE of Carrara (63133 inhabitants)
100 Km SW 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 2.2
ML-VAX 1.8
1992-06-16
07:04:06
43.585 11.068 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 167629
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-06-16 07:04:06 ± 0.357
Latitude 43.5850 ± 0.0225
Longitude 11.0680 ± 0.0149
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 167629

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) 2777.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 238
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
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) 0.00494
Epicentral distance of station farthest from the epicenter (degree) 0.00753
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 167629
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:36:46

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 167629
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
--.GU9.Z. 1992-06-16T07:04:35.00 10.0 undecidable manual SG 336 0.8325 -0.48 0.2
--.MME.Z. 1992-06-16T07:04:30.50 10.0 undecidable manual SG 337 0.6549 0.22 0.5
--.CRE.Z. 1992-06-16T07:04:29.20 10.0 undecidable manual SG 87 0.6327 0.12 0.6
--.SFI.Z. 1992-06-16T07:04:28.76 10.0 undecidable manual SG 60 0.6327 -0.55 0.2
--.BDI.Z. 1992-06-16T07:04:27.24 10.0 undecidable manual SG 325 0.5883 -0.09 0.6
--.PGD.Z. 1992-06-16T07:04:26.50 10.0 undecidable manual SG 58 0.5439 0.18 0.6
--.GU9.Z. 1992-06-16T07:04:23.00 10.0 undecidable manual PG 336 0.8325 -0.28 1
--.MME.Z. 1992-06-16T07:04:20.98 10.0 undecidable manual PG 337 0.6549 0.96 0.1
--.CRE.Z. 1992-06-16T07:04:19.34 10.0 undecidable manual PG 87 0.6327 -0.24 1.2
--.SFI.Z. 1992-06-16T07:04:19.87 10.0 negative manual PG 60 0.6327 0.15 2.9
--.BDI.Z. 1992-06-16T07:04:18.37 10.0 negative manual PG 325 0.5883 -0.21 2.6
--.PGD.Z. 1992-06-16T07:04:18.00 10.0 undecidable manual PG 58 0.5439 0.01 1.5
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