Earthquake with magnitude of Md 2.4 on date 01-08-1986 and time 11:46:27 (UTC) in region 2 km E Saludecio (RN)

A magnitude Md 2.4 earthquake occured in region: 2 km E Saludecio (RN), on

  • 01-08-1986 11:46:27 (UTC)
  • 01-08-1986 13:46:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.8800, 12.6930 at 5 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
Saludecio RN 2 3120 3120
Montegridolfo RN 2 1012 4132
Mondaino RN 3 1394 5526
Morciano di Romagna RN 5 7045 12571
Tavullia PU 5 8003 20574
Montefiore Conca RN 7 2269 22843
San Giovanni in Marignano RN 7 9417 32260
San Clemente RN 8 5577 37837
Montelabbate PU 9 6938 44775
Tavoleto PU 9 867 45642
Montecalvo in Foglia PU 9 2718 48360
Gemmano RN 9 1158 49518
Gradara PU 9 4835 54353
Cattolica RN 10 17125 71478
Misano Adriatico RN 11 13014 84492
Vallefoglia PU 11 15018 99510
Gabicce Mare PU 11 5781 105291
Monteciccardo PU 11 1690 106981
Petriano PU 12 2829 109810
Auditore PU 12 1566 111376
Coriano RN 12 10502 121878
Montescudo - Monte Colombo RN 13 6779 128657
Riccione RN 14 34965 163622
Sassofeltrio PU 15 1388 165010
Mercatino Conca PU 16 1086 166096
Mombaroccio PU 16 2152 168248
Isola del Piano PU 17 594 168842
Monte Grimano Terme PU 18 1136 169978
Urbino PU 18 15019 184997
Pesaro PU 18 94582 279579
Sassocorvaro PU 19 3504 283083
Montefelcino PU 20 2671 285754
Cartoceto PU 20 7887 293641

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km W of Pesaro (94582 inhabitants)
23 Km SE of Rimini (147750 inhabitants)
27 Km W of Fano (60888 inhabitants)
46 Km SE of Cesena (96758 inhabitants)
65 Km SE of Forlì (117913 inhabitants)
72 Km SE of Ravenna (159116 inhabitants)
73 Km W of Ancona (100861 inhabitants)
79 Km SE of Faenza (58541 inhabitants)
80 Km NE of Arezzo (99543 inhabitants)
89 Km N of Perugia (166134 inhabitants)
94 Km SE of Imola (69797 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 2.4 1986-08-01
11:46:27
43.88 12.693 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 31829
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-08-01 11:46:27 ± 0.996
Latitude 43.8800 ± 0.0518
Longitude 12.6930 ± 0.0385
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 31829

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) 6537.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 270
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00372
Epicentral distance of station farthest from the epicenter (degree) 0.00729
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 31829
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:32:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ASS.Z. 1986-08-01T11:46:55.50 10.0 undecidable manual SG 182 0.8103 -0.67 0.4
--.CRE.Z. 1986-08-01T11:46:49.50 10.0 undecidable manual SG 244 0.5883 0.46 0.6
--.ARV.Z. 1986-08-01T11:46:44.50 10.0 undecidable manual SG 154 0.4107 1.1 0.2
--.ASS.Z. 1986-08-01T11:46:43.00 10.0 undecidable manual PG 182 0.8103 -0.86 0.7
--.CRE.Z. 1986-08-01T11:46:40.00 10.0 undecidable manual PG 244 0.5883 0.25 2
--.ARV.Z. 1986-08-01T11:46:36.70 10.0 undecidable manual PG 154 0.4107 0.21 2.1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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