Earthquake with magnitude of Md 3.6 on date 09-01-1985 and time 00:33:34 (Italy) in region 6 km SW Gubbio (PG)

A magnitude Md 3.6 earthquake occured in region: 6 km SW Gubbio (PG), on

  • 08-01-1985 23:33:34 (UTC)
  • 09-01-1985 00:33:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3, 12.55 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
Gubbio PG 6 32216 32216
Costacciaro PG 15 1216 33432
Scheggia e Pascelupo PG 15 1393 34825
Sigillo PG 16 2404 37229
Valfabbrica PG 16 3389 40618
Fossato di Vico PG 17 2840 43458
Pietralunga PG 18 2111 45569
Umbertide PG 18 16681 62250
Montone PG 19 1680 63930

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NE of Perugia (166134 inhabitants)
41 Km NW of Foligno (57155 inhabitants)
57 Km E of Arezzo (99543 inhabitants)
71 Km SW of Fano (60888 inhabitants)
74 Km SW of Pesaro (94582 inhabitants)
83 Km N of Terni (111501 inhabitants)
84 Km S of Rimini (147750 inhabitants)
86 Km W of Ancona (100861 inhabitants)
96 Km S of Cesena (96758 inhabitants)
99 Km E of Siena (53903 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 3.6
ML-VAX 3.4
1985-01-08
23:33:34
43.3 12.55 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 249
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-01-08 23:33:34 ± 0.138
Latitude 43.30 ± 0.01
Longitude 12.55 ± 0.02
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 249

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) 1797
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 47
Number of associated phases, regardless of their use for origin computation 56
Number of defining phases 56
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.8
Epicentral distance of station closest to the epicenter (degree) 0.00202
Epicentral distance of station farthest from the epicenter (degree) 0.06889
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:3.6

Field Value
Value 3.6
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 249
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:05:33

ML:3.4

Field Value
Value 3.4
Uncertainty
Num. used stations 8
Type of magnitude ML
Reference to an origin 249
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
--.VAY.Z. 1985-01-08T23:35:26.40 10.0 undecidable manual PN 101 0.0689 1.03 0.5
--.RBL.Z. 1985-01-08T23:35:02.00 10.0 undecidable manual SN 12 0.0289 0.88 0.4
--.ORO.Z. 1985-01-08T23:35:21.00 10.0 undecidable manual SN 306 0.0359 1.25 0.3
--.SMF.Z. 1985-01-08T23:35:16.50 10.0 undecidable manual PN 301 0.063 0.2 0.9
--.HAU.Z. 1985-01-08T23:35:08.00 10.0 undecidable manual PN 319 0.0575 0.09 1
--.ROB.Z. 1985-01-08T23:35:07.00 10.0 undecidable manual SN 288 0.0317 -1.25 0.3
--.CDF.Z. 1985-01-08T23:35:06.40 10.0 undecidable manual PN 326 0.0566 -0.1 1
--.BSF.Z. 1985-01-08T23:35:03.60 10.0 undecidable manual PN 320 0.0545 0.25 1
--.TIR.Z. 1985-01-08T23:35:00.00 10.0 undecidable manual PN 107 0.0516 0.95 0.7
--.SLE.Z. 1985-01-08T23:34:53.20 10.0 undecidable manual PN 328 0.0475 0.44 1
--.ZUL.Z. 1985-01-08T23:34:51.80 10.0 undecidable manual PN 326 0.0458 1.67 0.3
--.TTG.Z. 1985-01-08T23:34:50.60 10.0 undecidable manual PN 97 0.0449 1.89 0.2
--.NKY.Z. 1985-01-08T23:34:47.00 10.0 undecidable manual PN 93 0.0426 1.84 0.2
--.LRG.Z. 1985-01-08T23:34:43.60 10.0 undecidable manual PN 273 0.0405 1.68 0.3
--.BRY.Z. 1985-01-08T23:34:42.20 10.0 undecidable manual PN 93 0.0395 1.73 0.3
--.LMR.Z. 1985-01-08T23:34:40.80 10.0 undecidable manual PN 272 0.0395 0.33 1.2
--.BVT.Z. 1985-01-08T23:34:39.70 10.0 undecidable manual SN 301 0.0206 0.63 0.5
--.FRF.Z. 1985-01-08T23:34:39.20 10.0 undecidable manual PN 275 0.0386 0.11 1.3
--.ORO.Z. 1985-01-08T23:34:34.70 10.0 undecidable manual PN 306 0.0359 -0.41 1.2
--.VDL.Z. 1985-01-08T23:34:34.60 10.0 undecidable manual PN 326 0.0346 1.48 0.5
--.STV.Z. 1985-01-08T23:34:34.20 10.0 undecidable manual PN 285 0.0349 0.7 1.1
--.ROB.Z. 1985-01-08T23:34:27.20 10.0 undecidable manual PN 288 0.0317 -1.27 0.7
--.FO1.Z. 1985-01-08T23:34:25.20 10.0 undecidable manual PN 2 0.0296 -0.19 1.5
--.MDI.Z. 1985-01-08T23:34:24.50 10.0 undecidable manual PN 321 0.0287 0.47 1.4
--.CKI.Z. 1985-01-08T23:34:23.80 10.0 undecidable manual PN 291 0.0294 -1.33 0.6
--.RBL.Z. 1985-01-08T23:34:23.50 10.0 undecidable manual PN 12 0.0289 -0.86 1.1
--.LJU.Z. 1985-01-08T23:34:22.10 10.0 undecidable manual PN 26 0.0277 -0.34 1.5
--.CEY.Z. 1985-01-08T23:34:20.00 10.0 undecidable manual PN 28 0.0249 1.69 0.4
--.VOY.Z. 1985-01-08T23:34:19.30 10.0 undecidable manual PN 18 0.026 -0.55 1.4
--.CTI.Z. 1985-01-08T23:34:19.00 10.0 undecidable manual PN 347 0.0253 0.15 1.6
--.SAL.Z. 1985-01-08T23:34:18.20 10.0 undecidable manual PN 328 0.0244 0.7 1.3
--.PCN.Z. 1985-01-08T23:34:18.00 10.0 undecidable manual PN 311 0.0243 0.68 1.3
--.CVF.Z. 1985-01-08T23:34:18.40 10.0 undecidable manual PN 255 0.0251 -0.1 1.6
--.TRI.Z. 1985-01-08T23:34:14.30 10.0 undecidable manual PN 19 0.023 -0.97 1
--.BVT.Z. 1985-01-08T23:34:11.10 10.0 undecidable manual PN 301 0.0206 -0.53 1.4
--.FIR.N. 1985-01-08T23:34:09.00 10.0 undecidable manual SN 296 0.0094 -0.57 0.5
--.SD1.Z. 1985-01-08T23:34:07.50 10.0 undecidable manual PN 149 0.0166 2 0.2
--.ALP.Z. 1985-01-08T23:34:07.00 10.0 undecidable manual SG 124 0.0082 1.8 0.2
--.MNS.Z. 1985-01-08T23:34:07.00 10.0 undecidable manual SG 173 0.0083 1.34 0.4
--.BDI.Z. 1985-01-08T23:34:02.00 10.0 undecidable manual PN 298 0.0144 -0.18 1.6
--.AM1.Z. 1985-01-08T23:34:02.40 10.0 undecidable manual SG 71 0.0072 0.58 0.8
--.PRO.N. 1985-01-08T23:33:56.20 10.0 undecidable manual SG 21 0.0059 -1.09 0.4
--.AQU.Z. 1985-01-08T23:33:55.50 10.0 undecidable manual PN 146 0.0102 -0.27 1.5
--.FIR.Z. 1985-01-08T23:33:53.00 10.0 undecidable manual PN 296 0.0094 -1.59 0.5
--.ALP.Z. 1985-01-08T23:33:51.10 10.0 undecidable manual PG 124 0.0082 -0.97 2
--.MNS.Z. 1985-01-08T23:33:51.60 10.0 undecidable manual PG 173 0.0083 -0.73 1.2
--.CM2.Z. 1985-01-08T23:33:50.50 10.0 undecidable manual SG 104 0.004 0.16 0.9
--.PO9.Z. 1985-01-08T23:33:49.00 10.0 negative manual PG 158 0.007 -0.74 2.5
--.AM1.Z. 1985-01-08T23:33:48.80 10.0 undecidable manual PG 71 0.0072 -1.32 0.7
--.PRO.Z. 1985-01-08T23:33:46.60 10.0 undecidable manual PG 21 0.0059 -0.9 1.1
--.PRG.Z. 1985-01-08T23:33:43.00 10.0 undecidable manual SG 208 0.002 -0.44 0.9
--.CM2.Z. 1985-01-08T23:33:42.60 10.0 undecidable manual PG 104 0.004 -0.88 2.2
--.ARV.Z. 1985-01-08T23:33:40.00 10.0 positive manual PG 55 0.0031 -1.66 0.8
--.PRG.Z. 1985-01-08T23:33:39.00 10.0 undecidable manual PG 208 0.002 -0.51 2.8
--.ASS.Z. 1985-01-08T23:33:39.40 10.0 positive manual PG 162 0.0023 -0.51 2.8
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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Type Description Link
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