Earthquake with magnitude of Md 2.8 on date 12-06-1986 and time 00:11:10 (Italy) in region 6 km SW San Martino in Rio (RE)

A magnitude Md 2.8 earthquake occured in region: 6 km SW San Martino in Rio (RE), on

  • 11-06-1986 22:11:10 (UTC)
  • 12-06-1986 00:11:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.7, 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
San Martino in Rio RE 6 8099 8099
Reggio nell'Emilia RE 7 171345 179444
Rubiera RE 7 14864 194308
Bagnolo in Piano RE 8 9712 204020
Correggio RE 10 25897 229917
Campogalliano MO 10 8845 238762
Scandiano RE 11 25483 264245
Casalgrande RE 12 19310 283555
Cadelbosco di Sopra RE 12 10628 294183
Albinea RE 13 8860 303043
Rio Saliceto RE 14 6213 309256
Cavriago RE 15 9839 319095
Carpi MO 16 70699 389794
Campagnola Emilia RE 16 5650 395444
Novellara RE 16 13731 409175
Formigine MO 17 34323 443498
Soliera MO 17 15461 458959
Modena MO 17 184973 643932
Vezzano sul Crostolo RE 18 4259 648191
Campegine RE 18 5029 653220
Castelnovo di Sotto RE 18 8462 661682
Sassuolo MO 18 40853 702535
Viano RE 18 3374 705909
Fiorano Modenese MO 19 17160 723069
Bibbiano RE 20 10268 733337

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km E of Reggio nell'Emilia (171345 inhabitants)
16 Km SW of Carpi (70699 inhabitants)
17 Km W of Modena (184973 inhabitants)
33 Km E of Parma (192836 inhabitants)
54 Km W of Bologna (386663 inhabitants)
73 Km W of Ferrara (133155 inhabitants)
73 Km SE of Cremona (71901 inhabitants)
85 Km NE of Carrara (63133 inhabitants)
85 Km S of Verona (258765 inhabitants)
87 Km N of Pistoia (90315 inhabitants)
87 Km NE of Massa (69479 inhabitants)
88 Km W of Imola (69797 inhabitants)
90 Km E of Piacenza (102191 inhabitants)
94 Km W of Rovigo (51867 inhabitants)
96 Km NW of Prato (191150 inhabitants)
97 Km N of Lucca (89046 inhabitants)
97 Km NE of La Spezia (93959 inhabitants)
100 Km NE of Viareggio (62467 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 2.8
M 2.9
1986-06-11
22:11:10
44.7 10.72 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 29149
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-06-11 22:11:10 ± 0.926
Latitude 44.70 ± 0.09
Longitude 10.72 ± 0.08
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 29149

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) 11889.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 326
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.00607
Epicentral distance of station farthest from the epicenter (degree) 0.02226
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

Md:2.8

Field Value
Value 2.8
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 29149
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:30:32

M:2.9

Field Value
Value 2.9
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 29149
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:48:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.ROB.Z. 1986-06-11T22:12:11.90 10.0 undecidable manual SN 259 0.0185 1.55 0.1
--.FIN.Z. 1986-06-11T22:12:05.80 10.0 undecidable manual SN 254 0.0167 0.45 0.5
--.GEN.Z. 1986-06-11T22:11:52.20 10.0 undecidable manual SN 257 0.0117 0.13 0.7
--.DA9.Z. 1986-06-11T22:11:51.50 10.0 undecidable manual PN 266 0.0223 0.7 0.9
--.STV.Z. 1986-06-11T22:11:50.40 10.0 undecidable manual PN 260 0.0221 -0.11 1.3
--.ROB.Z. 1986-06-11T22:11:45.20 10.0 undecidable manual PN 259 0.0185 0.06 1.5
--.FIN.Z. 1986-06-11T22:11:42.20 10.0 undecidable manual PN 254 0.0167 -0.05 1.6
--.CKI.Z. 1986-06-11T22:11:41.50 10.0 undecidable manual PN 261 0.0158 0.58 1.3
--.CO9.Z. 1986-06-11T22:11:40.00 10.0 undecidable manual SG 274 0.0081 -1.69 0.1
--.BVT.Z. 1986-06-11T22:11:35.00 10.0 undecidable manual SG 250 0.0061 0.49 0.9
--.GEN.Z. 1986-06-11T22:11:33.10 10.0 undecidable manual PN 257 0.0117 -1.48 0.3
--.CO9.Z. 1986-06-11T22:11:27.50 10.0 undecidable manual PG 274 0.0081 -1.09 0.7
--.VEA.Z. 1986-06-11T22:11:27.90 10.0 undecidable manual PG 283 0.0072 1.2 0.6
--.BVT.Z. 1986-06-11T22:11:24.20 10.0 undecidable manual PG 250 0.0061 -0.24 3.4
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download