Earthquake with magnitude of Md 3.5 on date 24-06-1990 and time 05:52:32 (UTC) in region 6 km E Monteverdi Marittimo (PI)

A magnitude Md 3.5 earthquake occured in region: 6 km E Monteverdi Marittimo (PI), on

  • 24-06-1990 05:52:32 (UTC)
  • 24-06-1990 07:52:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.18, 10.79 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
Monteverdi Marittimo PI 6 758 758
Monterotondo Marittimo GR 7 1371 2129
Castelnuovo di Val di Cecina PI 10 2231 4360
Sassetta LI 13 514 4874
Suvereto LI 15 3072 7946
Pomarance PI 15 5897 13843
Castagneto Carducci LI 15 9010 22853
Massa Marittima GR 17 8375 31228
Bibbona LI 19 3175 34403
Montieri GR 19 1204 35607
Casale Marittimo PI 19 1122 36729
Guardistallo PI 20 1234 37963
Campiglia Marittima LI 20 13218 51181

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km W of Siena (53903 inhabitants)
54 Km NW of Grosseto (82087 inhabitants)
57 Km SE of Livorno (159219 inhabitants)
67 Km SE of Pisa (89158 inhabitants)
72 Km SW of Scandicci (50609 inhabitants)
75 Km SW of Firenze (382808 inhabitants)
77 Km SE of Lucca (89046 inhabitants)
82 Km SW of Prato (191150 inhabitants)
84 Km S of Pistoia (90315 inhabitants)
88 Km SE of Viareggio (62467 inhabitants)
94 Km W of Arezzo (99543 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
M 2.9
1990-06-24
05:52:32
43.18 10.79 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 121459
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-06-24 05:52:32 ± 0.153
Latitude 43.18 ± 0.01
Longitude 10.79 ± 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 121459

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) 1762.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 52
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) 0.0051
Epicentral distance of station farthest from the epicenter (degree) 0.07431
Number of stations at which the event was observed 46
Number of stations from which data was used for origin computation 46
Magnitudes information

Md:3.5

Field Value
Value 3.5
Uncertainty
Num. used stations 13
Type of magnitude Md
Reference to an origin 121459
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:52:50

M:2.9

Field Value
Value 2.9
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 121459
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:35:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.CLL.Z. 1990-06-24T05:54:34.00 10.0 undecidable manual PN 9 0.0743 1.74 0.1
--.LPO.Z. 1990-06-24T05:54:15.70 10.0 undecidable manual PN 285 0.0636 -0.22 0.9
--.GRF.Z. 1990-06-24T05:54:09.00 10.0 undecidable manual PN 2 0.0586 0.73 0.7
--.BGF.Z. 1990-06-24T05:54:09.30 10.0 undecidable manual PN 303 0.059 0.39 0.9
--.SSF.Z. 1990-06-24T05:54:08.70 10.0 undecidable manual PN 309 0.0579 1.5 0.2
--.CAF.Z. 1990-06-24T05:54:08.20 10.0 undecidable manual PN 288 0.0585 0.06 1
--.LOR.Z. 1990-06-24T05:54:07.10 10.0 undecidable manual PN 312 0.0572 0.9 0.6
--.KHC.Z. 1990-06-24T05:54:05.90 10.0 undecidable manual PN 16 0.0562 1.23 0.3
--.LBF.Z. 1990-06-24T05:54:04.20 10.0 undecidable manual PN 310 0.0551 1.22 0.4
--.HAU.Z. 1990-06-24T05:53:58.40 10.0 undecidable manual PN 328 0.0516 0.81 0.7
--.BSF.Z. 1990-06-24T05:53:54.40 10.0 undecidable manual PN 330 0.0488 1.05 0.5
--.SLE.Z. 1990-06-24T05:53:45.30 10.0 undecidable manual PN 341 0.0436 -0.23 1.2
--.CGL.Z. 1990-06-24T05:53:34.29 10.0 undecidable manual PN 196 0.0358 0.8 0.9
--.LJU.Z. 1990-06-24T05:53:34.00 10.0 undecidable manual PN 41 0.0351 1.54 0.2
--.FVI.Z. 1990-06-24T05:53:29.87 10.0 undecidable manual PN 21 0.0332 0.36 1.3
--.VOY.Z. 1990-06-24T05:53:28.60 10.0 undecidable manual PN 36 0.0324 0.28 1.4
--.BNI.Z. 1990-06-24T05:53:26.50 10.0 undecidable manual PN 303 0.0314 -0.32 1.4
--.TMA.Z. 1990-06-24T05:53:24.40 10.0 undecidable manual PN 335 0.029 1.26 0.5
--.LRG.Z. 1990-06-24T05:53:22.30 10.0 undecidable manual PN 276 0.0291 -0.96 0.8
--.VAI.Z. 1990-06-24T05:53:21.61 10.0 undecidable manual PN 332 0.0274 0.94 0.8
--.LMR.Z. 1990-06-24T05:53:20.20 10.0 undecidable manual PN 274 0.028 -1.51 0.3
--.FRF.Z. 1990-06-24T05:53:19.10 10.0 undecidable manual PN 278 0.0273 -1.43 0.4
--.DOI.Z. 1990-06-24T05:53:17.85 10.0 undecidable manual PN 298 0.0258 -0.51 1.3
--.MDI.Z. 1990-06-24T05:53:16.50 10.0 undecidable manual PN 343 0.0243 0.49 1.3
--.SDI.Z. 1990-06-24T05:53:15.50 10.0 undecidable manual PN 122 0.024 0 1.6
--.SBF.Z. 1990-06-24T05:53:12.30 10.0 undecidable manual PN 286 0.0227 -1.24 0.5
--.SAL.Z. 1990-06-24T05:53:12.10 10.0 undecidable manual PN 355 0.0219 -0.14 1.5
--.AZI.Z. 1990-06-24T05:53:10.50 10.0 undecidable manual PN 120 0.0205 0.29 1.5
--.SFI.Z. 1990-06-24T05:53:08.00 10.0 undecidable manual SG 46 0.0094 -0.65 0.5
--.AQU.Z. 1990-06-24T05:53:08.50 10.0 undecidable manual PN 112 0.0187 1 0.8
--.SR3.E. 1990-06-24T05:53:08.00 10.0 undecidable manual SG 46 0.0092 0.07 0.6
--.CKI.Z. 1990-06-24T05:53:08.70 10.0 undecidable manual PN 304 0.0198 -0.92 0.9
--.MME.Z. 1990-06-24T05:53:07.19 10.0 undecidable manual SG 356 0.0091 -0.23 0.6
--.RMP.Z. 1990-06-24T05:53:06.42 10.0 undecidable manual PN 133 0.0176 0.58 1.2
--.CP9.Z. 1990-06-24T05:53:06.82 10.0 undecidable manual PN 128 0.0185 -0.43 1.4
--.RDP.Z. 1990-06-24T05:53:06.50 10.0 undecidable manual PN 134 0.0181 0.05 1.6
--.BOB.Z. 1990-06-24T05:53:05.80 10.0 undecidable manual PN 328 0.0167 0.74 1.1
--.PGD.Z. 1990-06-24T05:53:05.77 10.0 undecidable manual SG 43 0.0087 -0.14 0.6
--.BDI.Z. 1990-06-24T05:53:02.96 10.0 undecidable manual SG 350 0.008 -0.54 0.5
--.ARV.Z. 1990-06-24T05:53:00.56 10.0 undecidable manual PN 77 0.0143 -0.21 1.5
--.RSM.Z. 1990-06-24T05:52:59.40 10.0 undecidable manual PN 57 0.0127 1.11 0.6
--.PGF.Z. 1990-06-24T05:52:57.80 10.0 undecidable manual PN 244 0.0131 -1.09 0.7
--.ASS.Z. 1990-06-24T05:52:57.00 10.0 undecidable manual PN 94 0.0122 -0.57 1.2
--.SR3.Z. 1990-06-24T05:52:52.00 10.0 negative manual PG 46 0.0092 -0.76 2.1
--.MME.Z. 1990-06-24T05:52:52.17 10.0 undecidable manual PG 356 0.0091 -0.29 1.5
--.SFI.Z. 1990-06-24T05:52:52.50 10.0 undecidable manual PG 46 0.0094 -0.67 1.1
--.PII.Z. 1990-06-24T05:52:52.70 10.0 undecidable manual SG 340 0.0051 -0.58 0.5
--.CRE.Z. 1990-06-24T05:52:50.20 10.0 positive manual PG 61 0.0085 -1.06 1.4
--.PGD.Z. 1990-06-24T05:52:50.97 10.0 positive manual PG 43 0.0087 -0.62 2.4
--.BDI.Z. 1990-06-24T05:52:49.50 10.0 positive manual PG 350 0.008 -0.7 2.2
--.FIR.Z. 1990-06-24T05:52:46.00 10.0 undecidable manual PG 29 0.0061 -0.29 1.5
--.PII.Z. 1990-06-24T05:52:43.84 10.0 positive manual PG 340 0.0051 -0.46 2.7
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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