Earthquake with magnitude of Md 2.7 on date 01-11-1985 and time 00:32:36 (Italy) in region 7 km NE Barberino di Mugello (FI)

A magnitude Md 2.7 earthquake occured in region: 7 km NE Barberino di Mugello (FI), on

  • 31-10-1985 23:32:36 (UTC)
  • 01-11-1985 00:32:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.04, 11.31 at 80 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
Barberino di Mugello FI 7 10836 10836
Scarperia e San Piero FI 9 12217 23053
Firenzuola FI 11 4726 27779
Borgo San Lorenzo FI 12 18211 45990
Vernio PO 12 6060 52050
Vaglia FI 15 5073 57123
Cantagallo PO 16 3105 60228
Vaiano PO 17 9895 70123
Castiglione dei Pepoli BO 17 5648 75771
Vicchio FI 17 8044 83815
Monghidoro BO 20 3749 87564

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NE of Prato (191150 inhabitants)
30 Km N of Firenze (382808 inhabitants)
33 Km NE of Scandicci (50609 inhabitants)
33 Km E of Pistoia (90315 inhabitants)
48 Km SW of Imola (69797 inhabitants)
51 Km S of Bologna (386663 inhabitants)
54 Km SW of Faenza (58541 inhabitants)
62 Km W of Forlì (117913 inhabitants)
68 Km E of Lucca (89046 inhabitants)
74 Km SE of Modena (184973 inhabitants)
76 Km W of Cesena (96758 inhabitants)
79 Km NW of Arezzo (99543 inhabitants)
80 Km N of Siena (53903 inhabitants)
81 Km E of Pisa (89158 inhabitants)
83 Km SW of Ravenna (159116 inhabitants)
87 Km E of Viareggio (62467 inhabitants)
89 Km SE of Carpi (70699 inhabitants)
91 Km SE of Reggio nell'Emilia (171345 inhabitants)
92 Km S of Ferrara (133155 inhabitants)
93 Km E of Massa (69479 inhabitants)
97 Km NE of Livorno (159219 inhabitants)
97 Km E of Carrara (63133 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 2.7 1985-10-31
23:32:36
44.04 11.31 80 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 15219
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-10-31 23:32:36 ± 0.271
Latitude 44.04 ± 0.02
Longitude 11.31 ± 0.02
Depth (km) 80 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 15219

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) 2260.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 57
Number of defining phases 57
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00453
Epicentral distance of station farthest from the epicenter (degree) 0.05804
Number of stations at which the event was observed 39
Number of stations from which data was used for origin computation 39
Magnitude information

Md:2.7

Field Value
Value 2.7
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 15219
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:17:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.BGF.Z. 1985-10-31T23:35:17.60 10.0 undecidable manual S 295 0.058 0.75 0.4
--.LOR.Z. 1985-10-31T23:35:09.80 10.0 undecidable manual S 303 0.055 0.86 0.3
--.LBF.Z. 1985-10-31T23:35:05.00 10.0 undecidable manual S 301 0.0532 0.94 0.3
--.SMF.Z. 1985-10-31T23:35:02.10 10.0 undecidable manual S 298 0.0526 -0.45 0.5
--.HAU.Z. 1985-10-31T23:34:48.40 10.0 undecidable manual S 320 0.0472 0.15 0.6
--.CDF.Z. 1985-10-31T23:34:46.80 10.0 undecidable manual S 328 0.0466 0.12 0.6
--.BSF.Z. 1985-10-31T23:34:41.00 10.0 undecidable manual S 321 0.0442 0.55 0.5
--.LRG.Z. 1985-10-31T23:34:10.40 10.0 undecidable manual S 261 0.0325 0.61 0.6
--.BGF.Z. 1985-10-31T23:34:08.90 10.0 undecidable manual P 295 0.058 -0.14 1.3
--.LMR.Z. 1985-10-31T23:34:08.00 10.0 undecidable manual S 259 0.0318 0.13 0.7
--.AVF.Z. 1985-10-31T23:34:05.60 10.0 undecidable manual P 298 0.0559 -0.21 1.3
--.SSF.Z. 1985-10-31T23:34:05.60 10.0 undecidable manual P 301 0.0561 -0.52 1.1
--.FRF.Z. 1985-10-31T23:34:04.80 10.0 undecidable manual S 262 0.0305 0.3 0.7
--.LOR.Z. 1985-10-31T23:34:04.00 10.0 undecidable manual P 303 0.055 -0.47 1.1
--.LBF.Z. 1985-10-31T23:34:01.10 10.0 undecidable manual P 301 0.0532 -0.55 1.1
--.SMF.Z. 1985-10-31T23:34:00.40 10.0 undecidable manual P 298 0.0526 -0.39 1.2
--.STV.Z. 1985-10-31T23:33:53.00 10.0 undecidable manual S 275 0.0257 1.15 0.3
--.HAU.Z. 1985-10-31T23:33:52.20 10.0 undecidable manual P 320 0.0472 -0.32 1.4
--.CDF.Z. 1985-10-31T23:33:51.20 10.0 undecidable manual P 328 0.0466 -0.41 1.3
--.BSF.Z. 1985-10-31T23:33:47.80 10.0 undecidable manual P 321 0.0442 -0.23 1.5
--.ROF.Z. 1985-10-31T23:33:45.20 10.0 undecidable manual P 320 0.0427 -0.67 1.1
--.MOF.Z. 1985-10-31T23:33:45.60 10.0 undecidable manual P 323 0.0431 -0.63 1.2
--.ROB.Z. 1985-10-31T23:33:42.70 10.0 undecidable manual S 276 0.0223 -0.22 0.7
--.IMP.Z. 1985-10-31T23:33:41.50 10.0 undecidable manual S 267 0.0221 -1.05 0.3
--.CVF.Z. 1985-10-31T23:33:38.80 10.0 undecidable manual S 230 0.0207 -0.12 0.7
--.RCL.Z. 1985-10-31T23:33:38.30 10.0 undecidable manual S 23 0.0209 -1.09 0.3
--.FIN.Z. 1985-10-31T23:33:36.20 10.0 undecidable manual S 274 0.02 -0.94 0.4
--.ZUL.Z. 1985-10-31T23:33:35.30 10.0 undecidable manual P 329 0.0359 -0.16 1.7
--.EMS.Z. 1985-10-31T23:33:32.30 10.0 undecidable manual P 304 0.0332 0.98 0.9
--.LRG.Z. 1985-10-31T23:33:31.20 10.0 undecidable manual P 261 0.0325 0.88 1.1
--.MUO.Z. 1985-10-31T23:33:29.70 10.0 undecidable manual P 328 0.0312 1.36 0.5
--.LMR.Z. 1985-10-31T23:33:29.60 10.0 undecidable manual P 259 0.0318 0.39 1.6
--.FRF.Z. 1985-10-31T23:33:27.90 10.0 undecidable manual P 262 0.0305 0.63 1.4
--.DIX.Z. 1985-10-31T23:33:27.80 10.0 undecidable manual P 307 0.0308 0.14 1.8
--.LLS.Z. 1985-10-31T23:33:26.40 10.0 undecidable manual P 330 0.0291 1.26 0.6
--.SOU.Z. 1985-10-31T23:33:25.70 10.0 undecidable manual P 278 0.0291 0.44 1.6
--.MMK.Z. 1985-10-31T23:33:21.70 10.0 undecidable manual P 311 0.0278 -1.51 0.4
--.OSS.Z. 1985-10-31T23:33:20.10 10.0 undecidable manual P 342 0.0249 1.31 0.6
--.STV.Z. 1985-10-31T23:33:20.50 10.0 undecidable manual P 275 0.0257 0.54 1.5
--.VDL.Z. 1985-10-31T23:33:19.40 10.0 undecidable manual P 332 0.0249 0.66 1.4
--.TMA.Z. 1985-10-31T23:33:17.40 10.0 undecidable manual P 320 0.0241 -0.24 1.8
--.AR1.Z. 1985-10-31T23:33:16.00 10.0 undecidable manual S 113 0.0117 -0.05 0.7
--.IMP.Z. 1985-10-31T23:33:14.20 10.0 undecidable manual P 267 0.0221 -0.38 1.7
--.ROB.Z. 1985-10-31T23:33:14.60 10.0 undecidable manual P 276 0.0223 -0.2 1.8
--.CVF.Z. 1985-10-31T23:33:12.30 10.0 undecidable manual P 230 0.0207 -0.2 1.8
--.UDI.Z. 1985-10-31T23:33:12.70 10.0 undecidable manual P 32 0.0219 -1.63 0.3
--.FIN.Z. 1985-10-31T23:33:11.00 10.0 undecidable manual P 274 0.02 -0.47 1.6
--.RCL.Z. 1985-10-31T23:33:11.60 10.0 undecidable manual P 23 0.0209 -1.16 0.7
--.CTI.Z. 1985-10-31T23:33:08.50 10.0 undecidable manual P 6 0.0181 -0.23 1.8
--.MNS.Z. 1985-10-31T23:33:07.00 10.0 undecidable manual P 147 0.0174 -0.57 1.5
--.BD1.Z. 1985-10-31T23:32:59.00 10.0 undecidable manual S 272 0.0045 -1.61 0.2
--.AR1.Z. 1985-10-31T23:32:59.50 10.0 undecidable manual P 113 0.0117 0.21 1.8
--.AS1.Z. 1985-10-31T23:32:58.50 10.0 undecidable manual P 134 0.0124 -1.83 0.2
--.CH1.Z. 1985-10-31T23:32:53.00 10.0 positive manual P 130 0.0055 1.6 0.6
--.MI5.Z. 1985-10-31T23:32:51.90 10.0 negative manual P 13 0.0051 0.97 1.9
--.BD1.Z. 1985-10-31T23:32:50.50 10.0 undecidable manual P 272 0.0045 0.13 1.8
--.PS9.Z. 1985-10-31T23:32:50.00 10.0 undecidable manual P 240 0.0057 -1.67 0.3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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