Earthquake with magnitude of Md 2.5 on date 06-03-1989 and time 21:57:32 (Italy) in region 3 km SE San Mauro Castelverde (PA)

A magnitude Md 2.5 earthquake occured in region: 3 km SE San Mauro Castelverde (PA), on

  • 06-03-1989 20:57:32 (UTC)
  • 06-03-1989 21:57:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8980, 14.2090 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 Mauro Castelverde PA 3 1701 1701
Geraci Siculo PA 6 1945 3646
Castel di Lucio ME 9 1294 4940
Tusa ME 10 2925 7865
Pettineo ME 11 1350 9215
Gangi PA 11 6811 16026
Castelbuono PA 11 8943 24969
Pollina PA 12 2974 27943
Motta d'Affermo ME 13 739 28682
Mistretta ME 14 4791 33473
Petralia Soprana PA 14 3360 36833
Petralia Sottana PA 14 2821 39654
Reitano ME 15 806 40460
Santo Stefano di Camastra ME 18 4694 45154
Isnello PA 19 1589 46743
Bompietro PA 19 1401 48144
Castellana Sicula PA 19 3411 51555
Sperlinga EN 19 805 52360
Blufi PA 20 1029 53389

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km N of Caltanissetta (63360 inhabitants)
64 Km E of Bagheria (55387 inhabitants)
78 Km E of Palermo (674435 inhabitants)
85 Km NE of Agrigento (59770 inhabitants)
89 Km NW of Catania (314555 inhabitants)
90 Km W of Acireale (52622 inhabitants)
93 Km N of Gela (75827 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 2.5
ML-VAX 2.2
1989-03-06
20:57:32
37.898 14.209 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 88109
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-03-06 20:57:32 ± 0.249
Latitude 37.8980 ± 0.0164
Longitude 14.2090 ± 0.0200
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 88109

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) 2535.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.00146
Epicentral distance of station farthest from the epicenter (degree) 0.00834
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 88109
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:22:40

ML:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 88109
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MEU.Z. 1989-03-06T20:58:04.42 10.0 undecidable manual SG 147 0.9213 0.13 0.5
--.SA1.Z. 1989-03-06T20:58:00.21 10.0 undecidable manual SG 36 0.8214 -0.8 0.2
--.MCT.Z. 1989-03-06T20:57:51.76 10.0 undecidable manual SG 239 0.5439 -0.4 0.6
--.MEU.Z. 1989-03-06T20:57:50.86 10.0 positive manual PG 147 0.9213 -0.03 2.7
--.SA1.Z. 1989-03-06T20:57:49.33 10.0 positive manual PG 36 0.8214 0.33 2.5
--.MNO.Z. 1989-03-06T20:57:46.00 10.0 undecidable manual SG 84 0.3774 -0.86 0.2
--.MCT.Z. 1989-03-06T20:57:44.16 10.0 undecidable manual PG 239 0.5439 0.27 1.6
--.GIB.Z. 1989-03-06T20:57:41.39 10.0 undecidable manual SG 302 0.1665 1.41 0
--.MNO.Z. 1989-03-06T20:57:41.26 10.0 undecidable manual PG 84 0.3774 0.43 1.3
--.GIB.Z. 1989-03-06T20:57:35.78 10.0 undecidable manual PG 302 0.1665 -1.07 0.3
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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