Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 28-01-2013 and time 02:02:57 (Italy) in region 4 km NW Ussita (MC)

A magnitude ML 1.5 earthquake occured in region: 4 km NW Ussita (MC), on

  • 28-01-2013 01:02:57 (UTC)
  • 28-01-2013 02:02:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9650, 13.1030 at 11 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Ussita MC 4 444 444
Visso MC 4 1107 1551
Fiordimonte MC 8 202 1753
Castelsantangelo sul Nera MC 9 281 2034
Monte Cavallo MC 9 145 2179
Fiastra MC 9 559 2738
Acquacanina MC 9 121 2859
Pieve Torina MC 10 1458 4317
Bolognola MC 11 142 4459
Preci PG 11 724 5183
Pievebovigliana MC 11 866 6049
Muccia MC 14 915 6964
Sellano PG 17 1079 8043
Serravalle di Chienti MC 17 1070 9113
Sarnano MC 18 3264 12377
Norcia PG 19 4957 17334
Camerino MC 19 6974 24308
Montefortino FM 20 1178 25486
Montemonaco AP 20 604 26090

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Foligno (57155 inhabitants)
58 Km NE of Terni (111501 inhabitants)
60 Km NW of Teramo (54892 inhabitants)
60 Km E of Perugia (166134 inhabitants)
72 Km NW of L'Aquila (69753 inhabitants)
80 Km SW of Ancona (100861 inhabitants)
98 Km S of Fano (60888 inhabitants)
99 Km NW of Montesilvano (53738 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 		ML 1.5 2013-01-28
01:02:57		 42.9653 13.103 11 2015-01-20
11:22:07		 Bollettino Sismico Italiano INGV 4688431
Reviewed
Rev100 		ML 1.5 2013-01-28
01:02:57		 42.9677 13.0908 12 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 2889001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-01-28 01:02:57 ± 0.07
Latitude 42.9653 ± 0.0036
Longitude 13.1030 ± 0.0086
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 4688431

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 751
Semi-minor axis of confidence ellipse (meter) 66
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 255
Circular confidence region, given by single value of horizontal uncertainty (meter) 750.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 136
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.07195
Epicentral distance of station farthest from the epicenter (degree) 0.69697
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 7
Type of magnitude ML
Reference to an origin 4688431
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:04:12

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 7
Type of magnitude ML
Reference to an origin 2889001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-01-28 01:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2013-01-28T01:03:17.06 1.0 undecidable manual S 348 60.495 50 0.84 18
IV.CAMP.HHZ. 2013-01-28T01:03:14.48 0.6 undecidable manual S 152 53.8017 50 0.06 46
IV.FOSV.EHZ. 2013-01-28T01:03:12.65 0.3 undecidable manual S 323 45.8208 50 0.34 67
IV.LNSS.HHZ. 2013-01-28T01:03:11.31 0.6 undecidable manual S 187 40.5261 50 0.42 44
IV.SMA1.EHZ. 2013-01-28T01:03:11.34 0.6 undecidable manual S 153 41.7249 50 0.14 47
IV.FIAM.HHZ. 2013-01-28T01:03:10.90 0.1 undecidable manual P 179 77.367 50 -0.04 89
IV.SNTG.HHZ. 2013-01-28T01:03:09.29 0.6 undecidable manual S 338 34.743 50 -0.05 48
IV.ARVD.HHZ. 2013-01-28T01:03:08.11 0.3 undecidable manual P 348 60.495 50 -0.23 66
IV.TERO.HHZ. 2013-01-28T01:03:07.28 0.1 undecidable manual P 133 55.6998 50 -0.32 87
IV.OFFI.HHZ. 2013-01-28T01:03:07.04 0.1 undecidable manual P 94 47.4192 50 0.72 79
IV.CAMP.HHZ. 2013-01-28T01:03:06.96 0.1 undecidable manual P 152 53.8017 50 -0.34 87
IV.SMA1.EHZ. 2013-01-28T01:03:05.24 0.3 undecidable manual P 153 41.7249 50 -0.2 69
IV.FOSV.EHZ. 2013-01-28T01:03:05.95 0.1 undecidable manual P 323 45.8208 50 -0.13 93
IV.LNSS.HHZ. 2013-01-28T01:03:05.24 0.1 undecidable manual P 187 40.5261 50 -0.02 96
IV.GUMA.HHZ. 2013-01-28T01:03:05.85 0.3 undecidable manual S 60 21.7671 50 -0.01 74
IV.SNTG.HHZ. 2013-01-28T01:03:04.09 0.1 undecidable manual P 338 34.743 50 -0.27 92
IV.NRCA.HHZ. 2013-01-28T01:03:03.98 0.3 undecidable manual S 176 14.6742 127 0.07 74
IV.GUMA.HHZ. 2013-01-28T01:03:02.25 0.1 negative manual P 60 21.7671 50 -0.11 97
IV.FDMO.HHZ. 2013-01-28T01:03:02.25 0.3 undecidable manual S 351 7.9809 144 -0.02 76
IV.NRCA.HHZ. 2013-01-28T01:03:01.32 0.1 undecidable manual P 176 14.6742 127 0.09 99
IV.FDMO.HHZ. 2013-01-28T01:03:00.37 0.1 undecidable manual P 351 7.9809 144 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:1.8 0.000928 0.18 AML other m 2013-01-28T01:03:02.46
IV.FDMO.HHN. ML:1.9 0.0009895000000000001 0.14 AML other m 2013-01-28T01:03:02.56
IV.FOSV.EHN. ML:1.5 0.00008285000000000001 0.68 AML other m 2013-01-28T01:03:13.01
IV.FOSV.EHE. ML:1.2 0.000047985 0.34 AML other m 2013-01-28T01:03:13.81
IV.GUMA.HHE. ML:1.8 0.0004115 0.28 AML other m 2013-01-28T01:03:06.08
IV.GUMA.HHN. ML:1.7 0.00036250000000000003 0.46 AML other m 2013-01-28T01:03:07.56
IV.LNSS.HHN. ML:1.4 0.00007535 1.56 AML other m 2013-01-28T01:03:13.61
IV.LNSS.HHE. ML:1.5 0.00011305 0.2 AML other m 2013-01-28T01:03:12.83
IV.OFFI.HHN. ML:1.7 0.0001505 0.42 AML other m 2013-01-28T01:03:16.31
IV.OFFI.HHE. ML:1.5 0.0000878 1.46 AML other m 2013-01-28T01:03:17.81
IV.SNTG.HHE. ML:1.1 0.00004795000000000001 1.34 AML other m 2013-01-28T01:03:09.59
IV.SNTG.HHN. ML:1.1 0.00005475 1.12 AML other m 2013-01-28T01:03:10.17
IV.TERO.HHE. ML:1.0 0.00002145 0.68 AML other m 2013-01-28T01:03:17.70
IV.TERO.HHN. ML:1.0 0.000022899999999999998 0.8 AML other m 2013-01-28T01:03:17.52
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download