Earthquake with magnitude of Md 2.0 on date 18-07-1989 and time 12:22:42 (Italy) in region 2 km E Plodio (SV)

A magnitude Md 2.0 earthquake occured in region: 2 km E Plodio (SV), on

  • 18-07-1989 10:22:42 (UTC)
  • 18-07-1989 12:22:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3570, 8.2650 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
Plodio SV 2 650 650
Carcare SV 2 5587 6237
Cosseria SV 3 1105 7342
Pallare SV 3 923 8265
Millesimo SV 5 3383 11648
Cairo Montenotte SV 5 13269 24917
Cengio SV 6 3563 28480
Roccavignale SV 6 752 29232
Altare SV 7 2108 31340
Mallare SV 8 1146 32486
Bormida SV 9 387 32873
Murialdo SV 9 841 33714
Osiglia SV 10 444 34158
Montezemolo CN 10 259 34417
Saliceto CN 10 1323 35740
Castelnuovo di Ceva CN 11 110 35850
Dego SV 11 1985 37835
Camerana CN 12 631 38466
Quiliano SV 14 7232 45698
Priero CN 14 529 46227
Gottasecca CN 14 148 46375
Perlo CN 15 116 46491
Giusvalla SV 15 441 46932
Piana Crixia SV 15 788 47720
Sale delle Langhe CN 15 486 48206
Rialto SV 15 564 48770
Sale San Giovanni CN 16 183 48953
Orco Feglino SV 16 890 49843
Vezzi Portio SV 16 809 50652
Nucetto CN 16 430 51082
Castelletto Uzzone CN 16 331 51413
Massimino SV 17 113 51526
Vado Ligure SV 17 8336 59862
Monesiglio CN 17 645 60507
Pontinvrea SV 17 847 61354
Calice Ligure SV 17 1730 63084
Paroldo CN 18 211 63295
Prunetto CN 18 451 63746
Calizzano SV 18 1475 65221
Savona SV 18 61345 126566
Merana AL 18 189 126755
Magliolo SV 18 974 127729
Ceva CN 19 5782 133511
Bergeggi SV 19 1129 134640
Bagnasco CN 19 1035 135675
Stella SV 19 3009 138684
Spotorno SV 19 3803 142487
Mioglia SV 19 526 143013
Mombarcaro CN 19 268 143281
Albissola Marina SV 19 5487 148768
Albisola Superiore SV 20 10163 158931
Tovo San Giacomo SV 20 2582 161513

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km W of Savona (61345 inhabitants)
54 Km W of Genova (586655 inhabitants)
57 Km E of Cuneo (56081 inhabitants)
61 Km S of Asti (76202 inhabitants)
68 Km SW of Alessandria (93943 inhabitants)
71 Km NE of Sanremo (54807 inhabitants)
85 Km SE of Moncalieri (57294 inhabitants)
92 Km SE of Torino (890529 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 2.0 1989-07-18
10:22:42
44.357 8.265 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 95649
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-07-18 10:22:42 ± 0.129
Latitude 44.3570 ± 0.0094
Longitude 8.2650 ± 0.0135
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 95649

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) 1502.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 148
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00057
Epicentral distance of station farthest from the epicenter (degree) 0.00753
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 95649
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:29:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.PZZ.Z. 1989-07-18T10:23:11.53 10.0 undecidable manual SG 280 0.8325 -0.5 0.3
--.ENR.Z. 1989-07-18T10:23:04.17 10.0 undecidable manual SG 258 0.6105 -0.62 0.2
--.PZZ.Z. 1989-07-18T10:23:00.00 10.0 undecidable manual PG 280 0.8325 0.24 1.2
--.DOI.Z. 1989-07-18T10:22:58.50 10.0 undecidable manual PG 281 0.7326 0.62 0.5
--.STV.Z. 1989-07-18T10:22:57.23 10.0 undecidable manual PG 261 0.6771 0.56 0.6
--.ENR.Z. 1989-07-18T10:22:55.55 10.0 undecidable manual PG 258 0.6105 -0.03 1.7
--.ROB.Z. 1989-07-18T10:22:53.37 10.0 undecidable manual SG 259 0.2775 -0.75 0.2
--.IMI.Z. 1989-07-18T10:22:53.97 10.0 undecidable manual PG 211 0.5106 0.21 1.7
--.PCP.Z. 1989-07-18T10:22:53.50 10.0 undecidable manual SG 47 0.2664 -0.16 0.8
--.PCP.Z. 1989-07-18T10:22:49.10 10.0 undecidable manual PG 47 0.2664 -0.05 2.1
--.ROB.Z. 1989-07-18T10:22:49.12 10.0 undecidable manual PG 259 0.2775 -0.29 1.6
--.FIN.Z. 1989-07-18T10:22:49.38 10.0 undecidable manual SG 195 0.1554 -0.44 0.5
--.FIN.Z. 1989-07-18T10:22:47.10 10.0 undecidable manual PG 195 0.1554 0.17 2
--.CKI.Z. 1989-07-18T10:22:47.50 10.0 undecidable manual SG 8 0.0666 0.34 0.9
--.CKI.Z. 1989-07-18T10:22:44.80 10.0 undecidable manual PG 8 0.0666 -0.6 0.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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