Earthquake with magnitude of Md 3.5 on date 09-08-1995 and time 09:03:18 (UTC) in region 6 km NW Chiusdino (SI)

A magnitude Md 3.5 earthquake occured in region: 6 km NW Chiusdino (SI), on

  • 09-08-1995 09:03:18 (UTC)
  • 09-08-1995 11:03:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.19, 11.04 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
Chiusdino SI 6 1903 1903
Montieri GR 7 1204 3107
Radicondoli SI 8 914 4021
Castelnuovo di Val di Cecina PI 11 2231 6252
Monticiano SI 13 1571 7823
Monterotondo Marittimo GR 16 1371 9194
Casole d'Elsa SI 17 3897 13091
Pomarance PI 18 5897 18988
Sovicille SI 18 10116 29104
Massa Marittima GR 20 8375 37479

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SW of Siena (53903 inhabitants)
48 Km N of Grosseto (82087 inhabitants)
64 Km S of Scandicci (50609 inhabitants)
67 Km S of Firenze (382808 inhabitants)
72 Km SE of Livorno (159219 inhabitants)
75 Km W of Arezzo (99543 inhabitants)
77 Km S of Prato (191150 inhabitants)
78 Km SE of Pisa (89158 inhabitants)
83 Km S of Pistoia (90315 inhabitants)
85 Km SE of Lucca (89046 inhabitants)
99 Km SE of Viareggio (62467 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
Rev 1000 Md 3.5
ML-VAX 2.7
1995-08-09
09:03:18
43.19 11.04 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 230629
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1995-08-09 09:03:18 ± 0.158
Latitude 43.19 ± 0.01
Longitude 11.04 ± 0.01
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 230629

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) 1869.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 76
Number of associated phases, regardless of their use for origin computation 66
Number of defining phases 66
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00583
Epicentral distance of station farthest from the epicenter (degree) 0.06031
Number of stations at which the event was observed 44
Number of stations from which data was used for origin computation 44
Magnitudes information

Md:3.5

Field Value
Value 3.5
Uncertainty
Num. used stations 8
Type of magnitude Md
Reference to an origin 230629
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:38:22

ML:2.7

Field Value
Value 2.7
Uncertainty
Num. used stations 15
Type of magnitude ML
Reference to an origin 230629
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 Takeoff_angle Residual Weight
--.LOR.Z. 1995-08-09T09:06:05.59 10.0 undecidable manual SN 311 0.0584 1.31 0.1
--.LBF.Z. 1995-08-09T09:06:00.90 10.0 undecidable manual SN 309 0.0563 1.29 0.2
--.SMF.Z. 1995-08-09T09:05:57.70 10.0 undecidable manual SN 306 0.0554 1.46 0.1
--.CDF.Z. 1995-08-09T09:05:50.20 10.0 undecidable manual SN 334 0.0525 1.42 0.1
--.HAU.Z. 1995-08-09T09:05:49.20 10.0 undecidable manual SN 327 0.0524 0.81 0.3
--.BSF.Z. 1995-08-09T09:05:41.30 10.0 undecidable manual SN 328 0.0495 0.36 0.5
--.BGF.Z. 1995-08-09T09:04:57.30 10.0 undecidable manual PN 302 0.0603 0.29 1.1
--.SSF.Z. 1995-08-09T09:04:55.80 10.0 undecidable manual PN 308 0.0591 0.66 0.9
--.LOR.Z. 1995-08-09T09:04:54.60 10.0 undecidable manual PN 311 0.0584 0.54 1
--.LBF.Z. 1995-08-09T09:04:51.40 10.0 undecidable manual PN 309 0.0563 0.51 1
--.LRG.Z. 1995-08-09T09:04:50.70 10.0 undecidable manual SN 275 0.0307 -0.42 0.6
--.SMF.Z. 1995-08-09T09:04:50.20 10.0 undecidable manual PN 306 0.0554 0.78 0.8
--.LMR.Z. 1995-08-09T09:04:46.90 10.0 undecidable manual SN 273 0.0297 -1.56 0.1
--.FRF.Z. 1995-08-09T09:04:45.30 10.0 undecidable manual SN 277 0.0289 -1.07 0.3
--.CDF.Z. 1995-08-09T09:04:44.70 10.0 undecidable manual PN 334 0.0525 -0.41 1.1
--.HAU.Z. 1995-08-09T09:04:44.80 10.0 undecidable manual PN 327 0.0524 -0.08 1.3
--.BSF.Z. 1995-08-09T09:04:39.90 10.0 undecidable manual PN 328 0.0495 -0.68 1
--.SBF.Z. 1995-08-09T09:04:32.70 10.0 undecidable manual SN 285 0.0242 -1.41 0.2
--.KBA.Z. 1995-08-09T09:04:23.90 10.0 negative manual PN 21 0.0379 1.15 1.3
--.LLS.Z. 1995-08-09T09:04:20.40 10.0 undecidable manual PN 338 0.0353 1.54 0.3
--.CGL.Z. 1995-08-09T09:04:20.71 10.0 undecidable manual PN 199 0.0363 0.21 1.5
--.BOB.Z. 1995-08-09T09:04:16.83 10.0 undecidable manual SN 324 0.0175 0.58 0.6
--.OSS.Z. 1995-08-09T09:04:15.60 10.0 undecidable manual PN 349 0.0319 1.91 0.1
--.BNI.Z. 1995-08-09T09:04:15.40 10.0 undecidable manual PN 301 0.0327 0.47 1.5
--.FVI.Z. 1995-08-09T09:04:15.77 10.0 undecidable manual PN 18 0.0325 1.17 0.7
--.VDL.Z. 1995-08-09T09:04:13.90 10.0 undecidable manual PN 341 0.0312 1.24 0.6
--.BR9.Z. 1995-08-09T09:04:11.89 10.0 undecidable manual PN 351 0.0298 1.41 0.5
--.LRG.Z. 1995-08-09T09:04:11.30 10.0 undecidable manual PN 275 0.0307 -0.52 1.5
--.TMA.Z. 1995-08-09T09:04:10.80 10.0 undecidable manual PN 332 0.0296 0.61 1.4
--.LMR.Z. 1995-08-09T09:04:09.50 10.0 undecidable manual PN 273 0.0297 -0.78 1.2
--.FRF.Z. 1995-08-09T09:04:08.30 10.0 undecidable manual PN 277 0.0289 -0.77 1.2
--.DOI.Z. 1995-08-09T09:04:06.74 10.0 undecidable manual PN 296 0.0273 0.14 1.8
--.VVI.Z. 1995-08-09T09:04:05.11 10.0 undecidable manual PN 18 0.0266 -0.45 1.6
--.MNS.Z. 1995-08-09T09:04:05.93 10.0 undecidable manual SN 122 0.013 1.53 0.2
--.CTI.Z. 1995-08-09T09:04:04.12 10.0 positive manual PN 8 0.0259 -0.47 1.6
--.MDI.Z. 1995-08-09T09:04:02.92 10.0 undecidable manual PN 339 0.0247 0.18 1.8
--.ARV.Z. 1995-08-09T09:04:02.18 10.0 undecidable manual SN 76 0.0127 -1.46 0.2
--.FB9.Z. 1995-08-09T09:04:02.14 10.0 undecidable manual SN 67 0.0121 -0.05 0.8
--.SBF.Z. 1995-08-09T09:04:01.20 10.0 undecidable manual PN 285 0.0242 -0.79 1.2
--.EB9.Z. 1995-08-09T09:04:01.98 10.0 undecidable manual SN 339 0.0117 0.93 0.4
--.SAL.Z. 1995-08-09T09:03:57.78 10.0 undecidable manual PN 351 0.0219 -0.7 1.4
--.GU9.Z. 1995-08-09T09:03:57.37 10.0 undecidable manual SN 343 0.0108 -1.2 0.3
--.ZC9.Z. 1995-08-09T09:03:56.66 10.0 undecidable manual SN 357 0.0104 -0.88 0.4
--.CKI.Z. 1995-08-09T09:03:56.30 10.0 undecidable manual PN 302 0.021 -0.78 1.2
--.BOB.Z. 1995-08-09T09:03:52.18 10.0 undecidable manual PN 324 0.0175 0.49 1.6
--.AQU.Z. 1995-08-09T09:03:51.50 10.0 undecidable manual PN 114 0.0172 0.13 1.9
--.SFI.Z. 1995-08-09T09:03:50.94 10.0 undecidable manual SG 38 0.0083 0.4 0.7
--.BDI.Z. 1995-08-09T09:03:49.49 10.0 undecidable manual SG 339 0.0083 -1.26 0.3
--.PGD.Z. 1995-08-09T09:03:47.18 10.0 undecidable manual SG 35 0.0075 -0.83 0.5
--.PGF.Z. 1995-08-09T09:03:46.80 10.0 undecidable manual PN 247 0.0147 -0.52 1.6
--.CRE.Z. 1995-08-09T09:03:45.44 10.0 undecidable manual SG 56 0.007 -0.8 0.5
--.MNS.Z. 1995-08-09T09:03:44.79 10.0 undecidable manual PN 122 0.013 -0.05 1.9
--.BS9.Z. 1995-08-09T09:03:44.90 10.0 undecidable manual PN 33 0.0118 0.99 1
--.ARV.Z. 1995-08-09T09:03:44.61 10.0 undecidable manual PN 76 0.0127 0.21 1.8
--.EB9.Z. 1995-08-09T09:03:43.36 10.0 undecidable manual PN 339 0.0117 0.45 1.6
--.FB9.Z. 1995-08-09T09:03:43.40 10.0 undecidable manual PN 67 0.0121 -0.17 1.9
--.RSM.Z. 1995-08-09T09:03:42.44 10.0 undecidable manual PN 53 0.0113 0.2 1.8
--.ZC9.Z. 1995-08-09T09:03:41.50 10.0 positive manual PN 357 0.0104 0.17 1.9
--.ASS.Z. 1995-08-09T09:03:41.14 10.0 positive manual PN 95 0.0106 -0.05 3.8
--.PII.Z. 1995-08-09T09:03:40.86 10.0 undecidable manual SG 324 0.0058 -0.94 0.4
--.GU9.Z. 1995-08-09T09:03:40.25 10.0 undecidable manual PN 343 0.0108 -1.23 0.7
--.BDI.Z. 1995-08-09T09:03:35.79 10.0 positive manual PG 339 0.0083 -1.17 1.5
--.SFI.Z. 1995-08-09T09:03:35.89 10.0 positive manual PG 38 0.0083 -0.95 1
--.PGD.Z. 1995-08-09T09:03:34.35 10.0 positive manual PG 35 0.0075 -1.03 1.8
--.CRE.Z. 1995-08-09T09:03:33.48 10.0 positive manual PG 56 0.007 -0.88 1.1
--.PII.Z. 1995-08-09T09:03:30.63 10.0 undecidable manual PG 324 0.0058 -1.16 0.8
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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