Earthquake with magnitude of Md 3.1 on date 24-01-2001 and time 01:07:51 (Italy) in region Tirreno Meridionale (MARE)

A magnitude Md 3.1 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 24-01-2001 00:07:51 (UTC)
  • 24-01-2001 01:07:51 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.643, 13.956 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
74 Km NE of Bagheria (55387 inhabitants)
78 Km NE of Palermo (674435 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 3.1
ML-VAX 2.2
2001-01-24
00:07:51
38.643 13.956 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 409809
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-01-24 00:07:51 ± 0.217
Latitude 38.6430 ± 0.0168
Longitude 13.9560 ± 0.0146
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 409809

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) 2254.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 143
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
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) 0.00542
Epicentral distance of station farthest from the epicenter (degree) 0.01894
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

Md:3.1

Field Value
Value 3.1
Uncertainty
Num. used stations 7
Type of magnitude Md
Reference to an origin 409809
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:25:58

ML:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 11
Type of magnitude ML
Reference to an origin 409809
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
--.PZI.Z. 2001-01-24T00:08:45.23 10.0 undecidable manual SN 153 0.0159 0.14 0.5
--.MO9.Z. 2001-01-24T00:08:38.27 10.0 undecidable manual SN 114 0.0135 -0.57 0.4
--.MCT.Z. 2001-01-24T00:08:28.65 10.0 undecidable manual SG 194 0.0095 0.59 0.5
--.TDS.Z. 2001-01-24T00:08:26.96 10.0 undecidable manual PN 60 0.0189 -0.01 1.2
--.MNO.Z. 2001-01-24T00:08:24.81 10.0 undecidable manual SG 140 0.0082 1.34 0.1
--.GRI.Z. 2001-01-24T00:08:24.50 10.0 positive manual PN 83 0.0173 -0.02 2.6
--.PZI.Z. 2001-01-24T00:08:22.50 10.0 undecidable manual PN 153 0.0159 -0.27 1.3
--.AU9.Z. 2001-01-24T00:08:21.43 10.0 undecidable manual PN 143 0.0154 -0.07 1.4
--.SOI.Z. 2001-01-24T00:08:20.93 10.0 undecidable manual PN 108 0.0156 -1 0.6
--.MO9.Z. 2001-01-24T00:08:18.80 10.0 undecidable manual PN 114 0.0135 -0.63 1.1
--.FAVR.Z. 2001-01-24T00:08:18.90 10.0 undecidable manual PN 189 0.0125 1.76 0.1
--.SA1.Z. 2001-01-24T00:08:17.34 10.0 undecidable manual SG 96 0.0062 1.13 0.2
--.MPG.Z. 2001-01-24T00:08:16.20 10.0 undecidable manual SG 224 0.006 0.43 0.6
--.CS9.Z. 2001-01-24T00:08:16.57 10.0 undecidable manual SG 172 0.0064 -0.32 0.6
--.ERC.Z. 2001-01-24T00:08:14.14 10.0 positive manual PN 240 0.011 -0.81 1.8
--.CLTB.Z. 2001-01-24T00:08:14.76 10.0 undecidable manual PN 208 0.0108 0.06 1.7
--.ATN.Z. 2001-01-24T00:08:14.33 10.0 undecidable manual PN 111 0.0114 -1.22 0.4
--.USI.Z. 2001-01-24T00:08:13.69 10.0 undecidable manual SG 276 0.0054 0.07 0.7
--.MCT.Z. 2001-01-24T00:08:13.14 10.0 undecidable manual PG 194 0.0095 0.66 1.2
--.MNO.Z. 2001-01-24T00:08:09.88 10.0 undecidable manual PG 140 0.0082 0.05 1.7
--.CS9.Z. 2001-01-24T00:08:05.90 10.0 undecidable manual PG 172 0.0064 -0.94 0.8
--.SA1.Z. 2001-01-24T00:08:05.99 10.0 undecidable manual PG 96 0.0062 0.35 1.5
--.MPG.Z. 2001-01-24T00:08:04.46 10.0 negative manual PG 224 0.006 -0.82 1.9
--.USI.Z. 2001-01-24T00:08:04.82 10.0 undecidable manual PG 276 0.0054 0.68 1.1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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