Earthquake with magnitude of Md 3.1 on date 08-06-1986 and time 06:40:50 (Italy) in region 1 km E Prignano sulla Secchia (MO)

A magnitude Md 3.1 earthquake occured in region: 1 km E Prignano sulla Secchia (MO), on

  • 08-06-1986 04:40:50 (UTC)
  • 08-06-1986 06:40:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.44, 10.7 at 11 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
Prignano sulla Secchia MO 1 3747 3747
Serramazzoni MO 7 8282 12029
Castellarano RE 9 15232 27261
Polinago MO 10 1672 28933
Montefiorino MO 11 2203 31136
Baiso RE 11 3315 34451
Toano RE 13 4463 38914
Sassuolo MO 13 40853 79767
Palagano MO 14 2194 81961
Viano RE 14 3374 85335
Fiorano Modenese MO 14 17160 102495
Lama Mocogno MO 14 2734 105229
Carpineti RE 15 4064 109293
Pavullo nel Frignano MO 15 17383 126676
Maranello MO 16 17359 144035
Casalgrande RE 17 19310 163345
Casina RE 18 4504 167849
Scandiano RE 18 25483 193332
Frassinoro MO 19 1926 195258
Formigine MO 19 34323 229581

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km SW of Modena (184973 inhabitants)
30 Km S of Reggio nell'Emilia (171345 inhabitants)
41 Km SW of Carpi (70699 inhabitants)
50 Km SE of Parma (192836 inhabitants)
51 Km W of Bologna (386663 inhabitants)
58 Km NW of Pistoia (90315 inhabitants)
63 Km NE of Carrara (63133 inhabitants)
63 Km NE of Massa (69479 inhabitants)
68 Km N of Lucca (89046 inhabitants)
69 Km NW of Prato (191150 inhabitants)
73 Km NE of Viareggio (62467 inhabitants)
79 Km E of La Spezia (93959 inhabitants)
81 Km W of Imola (69797 inhabitants)
84 Km NE of Pisa (89158 inhabitants)
85 Km NW of Scandicci (50609 inhabitants)
85 Km SW of Ferrara (133155 inhabitants)
86 Km NW of Firenze (382808 inhabitants)
94 Km SE of Cremona (71901 inhabitants)
95 Km W of Faenza (58541 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 3.1 1986-06-08
04:40:50
44.44 10.7 11 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 28959
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-06-08 04:40:50 ± 0.258
Latitude 44.44 ± 0.01
Longitude 10.70 ± 0.02
Depth (km) 11 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 28959

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) 1767.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
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) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.0034
Epicentral distance of station farthest from the epicenter (degree) 0.04986
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:3.1

Field Value
Value 3.1
Uncertainty
Num. used stations 6
Type of magnitude Md
Reference to an origin 28959
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:30:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.LOR.Z. 1986-06-08T04:42:11.30 10.0 undecidable manual PN 303 0.0499 -0.84 0.6
--.LBF.Z. 1986-06-08T04:42:08.80 10.0 undecidable manual PN 300 0.048 -0.57 0.8
--.SMF.Z. 1986-06-08T04:42:08.00 10.0 undecidable manual PN 297 0.0475 -0.64 0.8
--.SOO.Z. 1986-06-08T04:42:02.00 10.0 undecidable manual SN 272 0.0231 0.45 0.6
--.STV.Z. 1986-06-08T04:41:59.70 10.0 undecidable manual SN 266 0.0217 1.74 0.1
--.HAU.Z. 1986-06-08T04:41:59.40 10.0 undecidable manual PN 321 0.042 -0.76 0.8
--.CDF.Z. 1986-06-08T04:41:58.40 10.0 undecidable manual PN 330 0.0415 -1.13 0.5
--.BSF.Z. 1986-06-08T04:41:54.80 10.0 undecidable manual PN 322 0.039 -0.88 0.7
--.IMP.Z. 1986-06-08T04:41:49.40 10.0 undecidable manual SN 256 0.0187 -0.51 0.6
--.ROB.Z. 1986-06-08T04:41:48.40 10.0 undecidable manual SN 267 0.0182 -0.24 0.7
--.CTI.Z. 1986-06-08T04:41:42.50 10.0 undecidable manual SN 22 0.0156 0.63 0.5
--.ZUL.Z. 1986-06-08T04:41:42.60 10.0 positive manual PN 332 0.0309 -0.72 1
--.FIN.Z. 1986-06-08T04:41:42.70 10.0 undecidable manual SN 263 0.0162 -0.51 0.6
--.LRG.Z. 1986-06-08T04:41:41.60 10.0 undecidable manual PN 253 0.0295 0.55 1.2
--.LMR.Z. 1986-06-08T04:41:39.60 10.0 undecidable manual PN 251 0.0289 -0.63 1.1
--.SAX.Z. 1986-06-08T04:41:37.40 10.0 negative manual PN 341 0.0266 0.59 1.2
--.FRF.Z. 1986-06-08T04:41:37.00 10.0 undecidable manual PN 254 0.0274 -0.89 0.9
--.LPG.Z. 1986-06-08T04:41:36.60 10.0 undecidable manual PN 292 0.0269 -0.52 1.3
--.BN9.Z. 1986-06-08T04:41:35.00 10.0 undecidable manual PN 283 0.0263 -1.21 0.5
--.LLS.Z. 1986-06-08T04:41:34.10 10.0 negative manual PN 334 0.0241 1.14 0.6
--.SOO.Z. 1986-06-08T04:41:33.20 10.0 undecidable manual PN 272 0.0231 1.83 0.1
--.FO1.Z. 1986-06-08T04:41:32.00 10.0 undecidable manual PN 33 0.0234 0.22 1.6
--.DA9.Z. 1986-06-08T04:41:31.50 10.0 undecidable manual PN 272 0.0222 1.54 0.3
--.GEN.Z. 1986-06-08T04:41:31.70 10.0 undecidable manual SN 269 0.0113 1.29 0.2
--.STV.Z. 1986-06-08T04:41:30.00 10.0 undecidable manual PN 266 0.0217 0.71 1.2
--.MNS.Z. 1986-06-08T04:41:30.50 10.0 undecidable manual PN 144 0.0225 0.06 1.7
--.SBF.Z. 1986-06-08T04:41:30.00 10.0 undecidable manual PN 257 0.0217 0.79 1.1
--.SAL.Z. 1986-06-08T04:41:29.00 10.0 undecidable manual SN 353 0.0105 0.57 0.6
--.CRE.Z. 1986-06-08T04:41:29.50 10.0 undecidable manual SN 131 0.0108 0.24 0.7
--.OSS.Z. 1986-06-08T04:41:28.00 10.0 negative manual PN 350 0.0205 0.58 1.4
--.CVF.Z. 1986-06-08T04:41:26.50 10.0 undecidable manual PN 215 0.0206 -1.06 0.8
--.TMA.Z. 1986-06-08T04:41:24.20 10.0 negative manual PN 322 0.0189 -0.81 1.1
--.ROB.Z. 1986-06-08T04:41:23.50 10.0 undecidable manual PN 267 0.0182 -0.41 1.6
--.IMP.Z. 1986-06-08T04:41:23.70 10.0 undecidable manual PN 256 0.0187 -0.94 0.9
--.ASS.Z. 1986-06-08T04:41:23.00 10.0 undecidable manual PN 133 0.0176 -0.07 1.8
--.VAI.Z. 1986-06-08T04:41:22.00 10.0 undecidable manual PN 316 0.0177 -1.19 0.6
--.FIN.Z. 1986-06-08T04:41:20.20 10.0 undecidable manual PN 263 0.0162 -0.57 1.4
--.CTI.Z. 1986-06-08T04:41:20.50 10.0 undecidable manual PN 22 0.0156 0.5 1.5
--.VEA.Z. 1986-06-08T04:41:20.20 10.0 undecidable manual SG 300 0.008 -0.57 0.6
--.CKI.Z. 1986-06-08T04:41:20.50 10.0 undecidable manual PN 270 0.0155 0.65 1.3
--.MDI.Z. 1986-06-08T04:41:17.50 10.0 undecidable manual PN 332 0.0136 0.67 1.3
--.FIR.Z. 1986-06-08T04:41:16.50 10.0 undecidable manual SG 148 0.0069 -0.3 0.7
--.GEN.Z. 1986-06-08T04:41:14.30 10.0 undecidable manual PN 269 0.0113 0.92 1
--.CRE.Z. 1986-06-08T04:41:12.50 10.0 undecidable manual PN 131 0.0108 -0.22 1.7
--.BVT.Z. 1986-06-08T04:41:11.60 10.0 undecidable manual SG 273 0.0057 -0.83 0.4
--.CO9.Z. 1986-06-08T04:41:11.00 10.0 undecidable manual PG 290 0.0085 2.1 0.1
--.SAL.Z. 1986-06-08T04:41:11.80 10.0 undecidable manual PN 353 0.0105 -0.44 1.6
--.VEA.Z. 1986-06-08T04:41:08.20 10.0 undecidable manual PG 300 0.008 0.38 1.6
--.FIR.Z. 1986-06-08T04:41:06.00 10.0 undecidable manual PG 148 0.0069 0.47 1.5
--.BDI.Z. 1986-06-08T04:41:04.00 10.0 undecidable manual SG 191 0.0034 -0.29 1
--.BVT.Z. 1986-06-08T04:41:02.70 10.0 undecidable manual PG 273 0.0057 -0.3 1.7
--.BDI.Z. 1986-06-08T04:40:58.30 10.0 negative manual PG 191 0.0034 0 3.6
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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