Earthquake with magnitude of Md 3.3 on date 14-07-1991 and time 12:27:01 (UTC) in region 1 km S Castel di Lucio (ME)

A magnitude Md 3.3 earthquake occured in region: 1 km S Castel di Lucio (ME), on

  • 14-07-1991 12:27:01 (UTC)
  • 14-07-1991 14:27:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.88, 14.32 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
Castel di Lucio ME 1 1294 1294
Mistretta ME 7 4791 6085
Pettineo ME 10 1350 7435
Reitano ME 11 806 8241
Motta d'Affermo ME 12 739 8980
San Mauro Castelverde PA 12 1701 10681
Gangi PA 13 6811 17492
Sperlinga EN 13 805 18297
Tusa ME 14 2925 21222
Geraci Siculo PA 14 1945 23167
Capizzi ME 15 3176 26343
Santo Stefano di Camastra ME 16 4694 31037
Nicosia EN 16 13899 44936
Cerami EN 19 2006 46942
Pollina PA 20 2974 49916
Caronia ME 20 3364 53280

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km NE of Caltanissetta (63360 inhabitants)
74 Km E of Bagheria (55387 inhabitants)
80 Km NW of Catania (314555 inhabitants)
81 Km W of Acireale (52622 inhabitants)
88 Km E of Palermo (674435 inhabitants)
90 Km NE of Agrigento (59770 inhabitants)
91 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 3.3
ML-VAX 2.8
1991-07-14
12:27:01
37.88 14.32 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 145409
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1991-07-14 12:27:01 ± 0.205
Latitude 37.88 ± 0.02
Longitude 14.32 ± 0.02
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 145409

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) 2385.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
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) 0.00227
Epicentral distance of station farthest from the epicenter (degree) 0.02453
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 25
Magnitudes information

Md:3.3

Field Value
Value 3.3
Uncertainty
Num. used stations 7
Type of magnitude Md
Reference to an origin 145409
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:15:45

ML:2.8

Field Value
Value 2.8
Uncertainty
Num. used stations 6
Type of magnitude ML
Reference to an origin 145409
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 Takeoff_angle Residual Weight
--.ORI.Z. 1991-07-14T12:27:47.50 10.0 undecidable manual PN 36 0.0245 1.77 0.1
--.MGR.Z. 1991-07-14T12:27:41.29 10.0 undecidable manual PN 22 0.022 -0.66 0.8
--.MMN.Z. 1991-07-14T12:27:41.20 10.0 undecidable manual PN 32 0.0215 0.04 1.1
--.TDS.Z. 1991-07-14T12:27:40.83 10.0 undecidable manual PN 40 0.0214 -0.08 1.1
--.PZI.Z. 1991-07-14T12:27:36.25 10.0 undecidable manual SG 148 0.0087 1.02 0.3
--.GRI.Z. 1991-07-14T12:27:34.00 10.0 undecidable manual PN 59 0.0171 -0.35 1.2
--.MEU.Z. 1991-07-14T12:27:34.50 10.0 undecidable manual SG 151 0.0078 2.3 0
--.AU9.Z. 1991-07-14T12:27:34.90 10.0 undecidable manual SG 130 0.0085 0.05 0.6
--.CZI.Z. 1991-07-14T12:27:34.12 10.0 undecidable manual PN 45 0.0176 -0.95 0.7
--.PA2.Z. 1991-07-14T12:27:33.28 10.0 undecidable manual PN 69 0.0159 0.64 1
--.SA1.Z. 1991-07-14T12:27:31.19 10.0 undecidable manual SG 30 0.0071 1.37 0.2
--.LVI.Z. 1991-07-14T12:27:30.23 10.0 undecidable manual PN 274 0.014 0.52 1.2
--.SOI.Z. 1991-07-14T12:27:28.27 10.0 undecidable manual PN 81 0.0124 1 0.8
--.FE2.Z. 1991-07-14T12:27:28.22 10.0 undecidable manual PN 82 0.0126 0.66 1.1
--.DR2.Z. 1991-07-14T12:27:27.68 10.0 undecidable manual PN 58 0.0133 -0.93 0.8
--.ERC.Z. 1991-07-14T12:27:27.99 10.0 undecidable manual PN 276 0.0123 0.91 0.9
--.GMB.Z. 1991-07-14T12:27:25.26 10.0 undecidable manual PN 75 0.011 0.16 1.6
--.GA2.Z. 1991-07-14T12:27:25.60 10.0 undecidable manual PN 75 0.011 -0.05 1.6
--.CVT.Z. 1991-07-14T12:27:25.90 10.0 undecidable manual PN 260 0.0109 0.89 0.9
--.MO9.Z. 1991-07-14T12:27:23.20 10.0 undecidable manual PN 82 0.0098 -0.26 1.5
--.USI.Z. 1991-07-14T12:27:23.40 10.0 undecidable manual PN 313 0.0109 -1.94 0.1
--.AU9.Z. 1991-07-14T12:27:20.80 10.0 undecidable manual PG 130 0.0085 -0.64 1.2
--.PZI.Z. 1991-07-14T12:27:19.79 10.0 negative manual PG 148 0.0087 -1.15 1.3
--.ATN.Z. 1991-07-14T12:27:19.94 10.0 undecidable manual PG 72 0.0085 -0.67 1.2
--.MEU.Z. 1991-07-14T12:27:18.50 10.0 undecidable manual PG 151 0.0078 -0.7 1.2
--.SA1.Z. 1991-07-14T12:27:17.43 10.0 undecidable manual PG 30 0.0071 -0.39 1.5
--.GIO.Z. 1991-07-14T12:27:17.00 10.0 undecidable manual PG 116 0.0062 0.93 0.9
--.MNO.Z. 1991-07-14T12:27:12.97 10.0 undecidable manual SG 79 0.0027 -0.32 0.6
--.GIB.Z. 1991-07-14T12:27:11.78 10.0 undecidable manual SG 295 0.0023 0.48 0.6
--.MNO.Z. 1991-07-14T12:27:08.39 10.0 negative manual PG 79 0.0027 0.12 3.2
--.GIB.Z. 1991-07-14T12:27:06.77 10.0 undecidable manual PG 295 0.0023 -0.36 1.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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