Earthquake with magnitude of Md 3.0 on date 24-09-1986 and time 16:39:07 (Italy) in region 4 km SE Prignano sulla Secchia (MO)

A magnitude Md 3.0 earthquake occured in region: 4 km SE Prignano sulla Secchia (MO), on

  • 24-09-1986 14:39:07 (UTC)
  • 24-09-1986 16:39:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.41, 10.72 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
Prignano sulla Secchia MO 4 3747 3747
Serramazzoni MO 6 8282 12029
Polinago MO 7 1672 13701
Montefiorino MO 9 2203 15904
Lama Mocogno MO 11 2734 18638
Palagano MO 11 2194 20832
Castellarano RE 11 15232 36064
Pavullo nel Frignano MO 12 17383 53447
Toano RE 13 4463 57910
Baiso RE 14 3315 61225
Sassuolo MO 16 40853 102078
Fiorano Modenese MO 16 17160 119238
Carpineti RE 17 4064 123302
Frassinoro MO 17 1926 125228
Maranello MO 18 17359 142587
Viano RE 18 3374 145961
Montecreto MO 18 940 146901
Guiglia MO 19 3931 150832
Sestola MO 20 2508 153340

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km SW of Modena (184973 inhabitants)
33 Km S of Reggio nell'Emilia (171345 inhabitants)
44 Km SW of Carpi (70699 inhabitants)
50 Km W of Bologna (386663 inhabitants)
54 Km SE of Parma (192836 inhabitants)
55 Km NW of Pistoia (90315 inhabitants)
62 Km NE of Carrara (63133 inhabitants)
62 Km NE of Massa (69479 inhabitants)
65 Km N of Lucca (89046 inhabitants)
66 Km NW of Prato (191150 inhabitants)
71 Km NE of Viareggio (62467 inhabitants)
79 Km E of La Spezia (93959 inhabitants)
79 Km W of Imola (69797 inhabitants)
81 Km NE of Pisa (89158 inhabitants)
81 Km NW of Scandicci (50609 inhabitants)
83 Km NW of Firenze (382808 inhabitants)
86 Km SW of Ferrara (133155 inhabitants)
93 Km W of Faenza (58541 inhabitants)
98 Km SE of Cremona (71901 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 3.0 1986-09-24
14:39:07
44.41 10.72 9 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 34629
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-09-24 14:39:07 ± 0.62
Latitude 44.41 ± 0.02
Longitude 10.72 ± 0.03
Depth (km) 9 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 34629

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) 2723.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
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) 0.00316
Epicentral distance of station farthest from the epicenter (degree) 0.04225
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitude information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 34629
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:35:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.STV.Z. 1986-09-24T14:40:16.50 10.0 undecidable manual SN 267 0.0219 1.02 0.4
--.HAU.Z. 1986-09-24T14:40:16.40 10.0 undecidable manual PN 321 0.0423 -1.3 0.4
--.CDF.Z. 1986-09-24T14:40:15.60 10.0 undecidable manual PN 330 0.0418 -1.48 0.3
--.ROB.Z. 1986-09-24T14:40:05.90 10.0 undecidable manual SN 267 0.0183 -0.27 0.7
--.IMP.Z. 1986-09-24T14:40:05.90 10.0 undecidable manual SN 257 0.0188 -1.42 0.2
--.FIN.Z. 1986-09-24T14:40:00.30 10.0 undecidable manual SN 264 0.0163 -0.4 0.6
--.CKI.Z. 1986-09-24T14:39:59.50 10.0 undecidable manual SN 271 0.0156 0.32 1
--.LRG.Z. 1986-09-24T14:39:59.00 10.0 undecidable manual PN 254 0.0295 0.75 1
--.LMR.Z. 1986-09-24T14:39:57.20 10.0 undecidable manual PN 251 0.0289 -0.21 1.3
--.MDI.Z. 1986-09-24T14:39:55.50 10.0 undecidable manual SN 332 0.0138 1.12 0.3
--.FRF.Z. 1986-09-24T14:39:54.40 10.0 undecidable manual PN 255 0.0274 -0.69 1.1
--.GEN.Z. 1986-09-24T14:39:47.80 10.0 undecidable manual SN 271 0.0114 -0.17 0.7
--.SBF.Z. 1986-09-24T14:39:46.20 10.0 undecidable manual PN 258 0.0218 -0.23 1.6
--.SAL.Z. 1986-09-24T14:39:46.00 10.0 undecidable manual SN 353 0.0108 -0.39 1
--.CRE.Z. 1986-09-24T14:39:46.00 10.0 undecidable manual SN 131 0.0106 0.15 0.7
--.ORX.Z. 1986-09-24T14:39:46.00 10.0 undecidable manual PN 303 0.0206 1.35 0.6
--.STV.Z. 1986-09-24T14:39:46.80 10.0 undecidable manual PN 267 0.0219 0.23 1.6
--.CVF.Z. 1986-09-24T14:39:44.10 10.0 undecidable manual PN 216 0.0205 -0.38 1.5
--.VAI.Z. 1986-09-24T14:39:41.50 10.0 undecidable manual PN 317 0.018 0.78 1.3
--.ROB.Z. 1986-09-24T14:39:41.80 10.0 undecidable manual PN 267 0.0183 0.6 1.4
--.IMP.Z. 1986-09-24T14:39:40.50 10.0 undecidable manual PN 257 0.0188 -1.36 0.6
--.CTI.Z. 1986-09-24T14:39:39.00 10.0 undecidable manual PN 21 0.0159 1.57 0.4
--.CKI.Z. 1986-09-24T14:39:37.00 10.0 undecidable manual PN 271 0.0156 -0.16 1.8
--.FIN.Z. 1986-09-24T14:39:37.20 10.0 undecidable manual PN 264 0.0163 -0.84 1.2
--.MDI.Z. 1986-09-24T14:39:36.00 10.0 undecidable manual PN 332 0.0138 1.61 0.4
--.GEN.Z. 1986-09-24T14:39:31.90 10.0 undecidable manual PN 271 0.0114 1.21 0.8
--.CRE.Z. 1986-09-24T14:39:29.50 10.0 undecidable manual PN 131 0.0106 0.04 1.8
--.SAL.Z. 1986-09-24T14:39:28.50 10.0 positive manual PN 353 0.0108 -1.27 1.4
--.BVT.Z. 1986-09-24T14:39:21.20 10.0 undecidable manual PG 276 0.0058 0.91 1.1
--.BD1.Z. 1986-09-24T14:39:21.50 10.0 undecidable manual SG 194 0.0032 0.94 0.6
--.BD1.Z. 1986-09-24T14:39:14.50 10.0 negative manual PG 194 0.0032 -0.36 3.3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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