ISTITUTO NAZIONALE DI GEOFISICA E VULCANOLOGIA

Earthquake with magnitude of Md 2.8 on date 06-02-1985 and time 06:03:38 (Italy) in region 1 km S Calestano (PR)

A magnitude Md 2.8 earthquake occured in region: 1 km S Calestano (PR), on

  • 06-02-1985 05:03:38 (UTC)
  • 06-02-1985 06:03:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.6, 10.12 at 15 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
Calestano PR 1 2100 2100
Terenzo PR 3 1196 3296
Tizzano Val Parma PR 10 2077 5373
Fornovo di Taro PR 11 6100 11473
Langhirano PR 12 10315 21788
Solignano PR 12 1773 23561
Varano de' Melegari PR 13 2676 26237
Corniglio PR 14 1936 28173
Felino PR 14 8790 36963
Berceto PR 14 2109 39072
Lesignano de' Bagni PR 15 5028 44100
Neviano degli Arduini PR 15 3649 47749
Sala Baganza PR 16 5561 53310
Medesano PR 18 10828 64138
Palanzano PR 19 1142 65280
Collecchio PR 19 14403 79683
Valmozzola PR 19 539 80222

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SW of Parma (192836 inhabitants)
42 Km W of Reggio nell'Emilia (171345 inhabitants)
58 Km N of Carrara (63133 inhabitants)
59 Km NE of La Spezia (93959 inhabitants)
60 Km S of Cremona (71901 inhabitants)
61 Km SE of Piacenza (102191 inhabitants)
62 Km N of Massa (69479 inhabitants)
64 Km W of Carpi (70699 inhabitants)
64 Km W of Modena (184973 inhabitants)
82 Km N of Viareggio (62467 inhabitants)
89 Km NW of Lucca (89046 inhabitants)
97 Km E of Genova (586655 inhabitants)
97 Km NW of Pistoia (90315 inhabitants)
97 Km W of Bologna (386663 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 2.8 1985-02-06
05:03:38
44.6 10.13 15 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 1189
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-02-06 05:03:38 ± 0.179
Latitude 44.60 ± 0.01
Longitude 10.13 ± 0.01
Depth (km) 15 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 1189

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) 1711.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00227
Epicentral distance of station farthest from the epicenter (degree) 0.02453
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitude information

Md:2.8

Field Value
Value 2.8
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 1189
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:06:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.IMP.Z. 1985-02-06T05:04:30.00 10.0 undecidable manual SN 247 0.0155 0.52 0.5
--.PAG.Z. 1985-02-06T05:04:28.00 10.0 undecidable manual SN 22 0.015 0.1 0.6
--.PAN.Z. 1985-02-06T05:04:27.40 10.0 undecidable manual SN 29 0.015 -0.58 0.4
--.DDS.Z. 1985-02-06T05:04:23.60 10.0 undecidable manual SN 29 0.0134 0.08 0.7
--.RNI.Z. 1985-02-06T05:04:22.40 10.0 undecidable manual SN 14 0.0129 0.15 0.7
--.FO1.Z. 1985-02-06T05:04:22.00 10.0 undecidable manual PN 41 0.0245 0.38 1
--.FIN.Z. 1985-02-06T05:04:21.00 10.0 undecidable manual SN 254 0.0128 -1.02 0.2
--.CK1.Z. 1985-02-06T05:04:20.50 10.0 undecidable manual SN 262 0.0119 0.73 0.4
--.BG1.Z. 1985-02-06T05:04:17.00 10.0 undecidable manual SN 346 0.0109 -0.11 0.7
--.SAL.Z. 1985-02-06T05:04:13.50 10.0 undecidable manual SN 15 0.0094 0.35 0.7
--.VAI.Z. 1985-02-06T05:04:09.10 10.0 undecidable manual PN? 323 0.0142 3.11 0
--.CTI.Z. 1985-02-06T05:04:09.00 10.0 undecidable manual PN 35 0.0162 0.04 1.5
--.GEN.Z. 1985-02-06T05:04:07.50 10.0 undecidable manual SG 258 0.0078 -0.88 0.3
--.PAG.Z. 1985-02-06T05:04:07.00 10.0 undecidable manual PN 22 0.015 -0.12 1.6
--.IMP.Z. 1985-02-06T05:04:07.70 10.0 undecidable manual PN 247 0.0155 -0.33 1.4
--.PAN.Z. 1985-02-06T05:04:07.00 10.0 undecidable manual PN 29 0.015 -0.16 1.6
--.RNI.Z. 1985-02-06T05:04:03.30 10.0 undecidable manual PN 14 0.0129 -0.55 1.2
--.FIN.Z. 1985-02-06T05:04:03.60 10.0 undecidable manual PN 254 0.0128 -0.12 1.7
--.DDS.Z. 1985-02-06T05:04:03.90 10.0 undecidable manual PN 29 0.0134 -0.69 1
--.CK1.Z. 1985-02-06T05:04:02.50 10.0 undecidable manual PN 262 0.0119 -0.37 1.6
--.BG1.Z. 1985-02-06T05:04:01.00 10.0 undecidable manual PN 346 0.0109 0.12 1.8
--.SAL.Z. 1985-02-06T05:03:58.50 10.0 undecidable manual PN 15 0.0094 -0.1 1.9
--.PS9.Z. 1985-02-06T05:03:57.80 10.0 undecidable manual PN 161 0.0083 0.97 0.6
--.VEA.Z. 1985-02-06T05:03:56.80 10.0 undecidable manual SG 309 0.0041 1.2 0.1
--.GEN.Z. 1985-02-06T05:03:55.00 10.0 undecidable manual PG 258 0.0078 -0.85 0.8
--.BD1.Z. 1985-02-06T05:03:51.50 10.0 undecidable manual PG 147 0.0057 -0.07 1.9
--.BVT.Z. 1985-02-06T05:03:50.10 10.0 undecidable manual SG 240 0.0023 1.12 0.2
--.VEA.Z. 1985-02-06T05:03:48.50 10.0 undecidable manual PG 309 0.0041 0.03 1.9
--.BVT.Z. 1985-02-06T05:03:44.60 10.0 undecidable manual PG 240 0.0023 -0.04 1.9
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
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