Earthquake with magnitude of Md 3.4 on date 08-03-1986 and time 00:05:07 (Italy) in region Costa Marchigiana Anconetana (Ancona)

A magnitude Md 3.4 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on

  • 07-03-1986 23:05:07 (UTC)
  • 08-03-1986 00:05:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.74, 13.24 at 4 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
Senigallia AN 4 45027 45027
Mondolfo PU 12 14277 59304
Montemarciano AN 13 9992 69296
Trecastelli AN 13 7625 76921
San Costanzo PU 14 4786 81707
Ostra AN 16 6875 88582
Morro d'Alba AN 16 1903 90485
Monte San Vito AN 16 6848 97333
Monte Porzio PU 17 2836 100169
Chiaravalle AN 18 14796 114965
Falconara Marittima AN 18 26565 141530
Corinaldo AN 19 4998 146528
San Marcello AN 19 2057 148585
Belvedere Ostrense AN 19 2234 150819
Monsano AN 20 3405 154224

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km SE of Fano (60888 inhabitants)
27 Km NW of Ancona (100861 inhabitants)
32 Km SE of Pesaro (94582 inhabitants)
64 Km SE of Rimini (147750 inhabitants)
91 Km E of Cesena (96758 inhabitants)
98 Km NE of Foligno (57155 inhabitants)
99 Km NE of Perugia (166134 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 3.4 1986-03-07
23:05:07
43.75 13.24 4 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 23779
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-03-07 23:05:07 ± 0.475
Latitude 43.75 ± 0.01
Longitude 13.24 ± 0.02
Depth (km) 4 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 23779

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) 1757.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 81
Number of associated phases, regardless of their use for origin computation 61
Number of defining phases 61
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) 0.00291
Epicentral distance of station farthest from the epicenter (degree) 0.06055
Number of stations at which the event was observed 47
Number of stations from which data was used for origin computation 47
Magnitude information

Md:3.4

Field Value
Value 3.4
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 23779
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:25:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.VIT.Z. 1986-03-07T23:06:47.60 10.0 undecidable manual PN 314 0.0605 0.81 0.6
--.FIN.Z. 1986-03-07T23:06:46.30 10.0 undecidable manual SN 278 0.0328 0.09 0.6
--.SKO.Z. 1986-03-07T23:06:41.00 10.0 undecidable manual PN 103 0.0563 0.7 0.8
--.OHR.Z. 1986-03-07T23:06:39.30 10.0 undecidable manual PN 112 0.0554 0.31 1.1
--.MOF.Z. 1986-03-07T23:06:36.40 10.0 undecidable manual PN 315 0.0532 0.91 0.6
--.ROF.Z. 1986-03-07T23:06:36.00 10.0 undecidable manual PN 313 0.0533 0.41 1
--.DRE.Z. 1986-03-07T23:06:16.90 10.0 undecidable manual SN 6 0.0219 -0.69 0.6
--.ZOU.Z. 1986-03-07T23:06:25.70 10.0 undecidable manual SN 356 0.0253 -0.74 0.6
--.BOO.Z. 1986-03-07T23:06:20.50 10.0 undecidable manual SN? 357 0.0232 -0.22 0
--.CTI.Z. 1986-03-07T23:06:19.50 10.0 undecidable manual SN 334 0.023 -0.9 0.3
--.TAL.Z. 1986-03-07T23:06:11.20 10.0 undecidable manual SN 357 0.0196 -0.06 1.1
--.RCL.Z. 1986-03-07T23:06:17.50 10.0 undecidable manual SN 350 0.022 -0.22 1
--.BAD.Z. 1986-03-07T23:06:17.50 10.0 undecidable manual SN 359 0.0223 -1.2 0.2
--.LSD.Z. 1986-03-07T23:06:17.30 10.0 undecidable manual PN 293 0.0418 -0.95 0.7
--.VOY.Z. 1986-03-07T23:06:15.90 10.0 undecidable manual SN 10 0.021 0.97 0.4
--.SOO.Z. 1986-03-07T23:06:15.60 10.0 undecidable manual PN 281 0.0401 -0.09 1.5
--.DA9.Z. 1986-03-07T23:06:15.38 10.0 undecidable manual PN 281 0.0393 1.09 0.5
--.CAE.Z. 1986-03-07T23:06:14.30 10.0 undecidable manual SN 345 0.021 -0.61 0.7
--.UDI.Z. 1986-03-07T23:06:14.20 10.0 undecidable manual SN 359 0.0208 -0.41 0.9
--.STV.Z. 1986-03-07T23:06:13.50 10.0 undecidable manual PN 278 0.0384 0.41 1.2
--.CEY.N. 1986-03-07T23:06:12.40 10.0 undecidable manual SN! 22 0.0194 1.47 0
--.ORX.Z. 1986-03-07T23:06:10.60 10.0 undecidable manual PN 298 0.0376 -1.2 0.4
--.MG9.Z. 1986-03-07T23:06:09.75 10.0 undecidable manual PN 153 0.0359 0.55 1.1
--.BRT.Z. 1986-03-07T23:06:09.73 10.0 positive manual PN 133 0.0366 -0.52 1.2
--.IMP.Z. 1986-03-07T23:06:07.60 10.0 undecidable manual PN 274 0.0346 0.29 1.4
--.VAI.Z. 1986-03-07T23:06:07.44 10.0 positive manual PN 305 0.0342 0.74 0.9
--.FIN.Z. 1986-03-07T23:06:04.20 10.0 undecidable manual PN 278 0.0328 -0.23 1.6
--.CKI.Z. 1986-03-07T23:06:03.77 10.0 undecidable manual PN 282 0.0326 -0.34 1.5
--.SGO.Z. 1986-03-07T23:06:03.59 10.0 positive manual PN 153 0.0317 0.73 1
--.MDI.Z. 1986-03-07T23:05:59.61 10.0 undecidable manual PN 310 0.029 1 0.7
--.SOR.Z. 1986-03-07T23:05:57.90 10.0 undecidable manual PN 165 0.0293 -1.26 0.5
--.TR9.Z. 1986-03-07T23:05:56.00 10.0 undecidable manual PN 150 0.0276 -0.52 1.5
--.FOA.Z. 1986-03-07T23:05:53.70 10.0 undecidable manual PN 353 0.0257 0.1 1.8
--.RBL.Z. 1986-03-07T23:05:52.20 10.0 positive manual PN 4 0.0243 0.73 1.2
--.SAL.Z. 1986-03-07T23:05:52.11 10.0 negative manual PN 314 0.0241 0.96 0.8
--.ZOU.Z. 1986-03-07T23:05:52.90 10.0 undecidable manual PN? 356 0.0253 -0.12 0.7
--.CTI.Z. 1986-03-07T23:05:50.20 10.0 undecidable manual PN 334 0.023 0.68 1.2
--.MSC.Z. 1986-03-07T23:05:50.20 10.0 undecidable manual PN 167 0.0235 0.04 1.8
--.BOO.Z. 1986-03-07T23:05:49.20 10.0 undecidable manual PN 357 0.0232 -0.51 1.4
--.LJU.Z. 1986-03-07T23:05:49.50 10.0 undecidable manual PN 20 0.0222 1.21 0.5
--.SGG.Z. 1986-03-07T23:05:48.50 10.0 undecidable manual PN 159 0.0225 -0.2 1.8
--.RCL.Z. 1986-03-07T23:05:47.60 10.0 undecidable manual PN? 350 0.022 -0.38 0.6
--.DRE.Z. 1986-03-07T23:05:47.10 10.0 undecidable manual PN 6 0.0219 -0.8 1
--.BAD.Z. 1986-03-07T23:05:47.70 10.0 undecidable manual PN 359 0.0223 -0.84 0.9
--.DUI.Z. 1986-03-07T23:05:46.22 10.0 undecidable manual PN 156 0.0204 0.72 1.1
--.UDI.Z. 1986-03-07T23:05:45.70 10.0 undecidable manual PN 359 0.0208 -0.48 1.4
--.VOY.Z. 1986-03-07T23:05:45.80 10.0 undecidable manual PN 10 0.021 -0.57 1.3
--.CAE.Z. 1986-03-07T23:05:45.90 10.0 undecidable manual PN? 345 0.021 -0.45 0.6
--.CEY.Z. 1986-03-07T23:05:44.50 10.0 undecidable manual PN 22 0.0194 0.45 1.6
--.TAL.Z. 1986-03-07T23:05:43.80 10.0 undecidable manual PN 357 0.0196 -0.45 1.4
--.SD1.Z. 1986-03-07T23:05:43.45 10.0 undecidable manual PN 167 0.0186 0.58 1.2
--.PS9.Z. 1986-03-07T23:05:42.00 10.0 undecidable manual PN 270 0.0176 0.72 1.1
--.TRI.Z. 1986-03-07T23:05:42.40 10.0 positive manual PN 10 0.018 0.26 1.7
--.RDP.Z. 1986-03-07T23:05:42.50 10.0 undecidable manual PN 190 0.0181 0.38 1.5
--.MAO.Z. 1986-03-07T23:05:41.83 10.0 positive manual PN 229 0.0181 -0.26 1.8
--.BDI.Z. 1986-03-07T23:05:41.70 10.0 undecidable manual PN 280 0.0173 0.86 0.9
--.MNS.Z. 1986-03-07T23:05:33.40 10.0 negative manual PN 196 0.0127 -0.8 1.1
--.ASS.Z. 1986-03-07T23:05:22.00 10.0 undecidable manual PG 212 0.0072 -2.04 0.1
--.ARV.Z. 1986-03-07T23:05:13.30 10.0 undecidable manual PG 220 0.0029 -1.34 0.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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