Earthquake with magnitude of ML 1.7 on date 18-01-2017 and time 22:49:23 (Italy) in region 3 km SE Fiordimonte (MC)

A magnitude ML 1.7 earthquake occured in region: 3 km SE Fiordimonte (MC), on

  • 18-01-2017 21:49:23 (UTC)
  • 18-01-2017 22:49:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0150, 13.1120 at 3 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
Fiordimonte MC 3 202 202
Fiastra MC 4 559 761
Acquacanina MC 5 121 882
Pievebovigliana MC 6 866 1748
Pieve Torina MC 6 1458 3206
Ussita MC 8 444 3650
Monte Cavallo MC 9 145 3795
Muccia MC 9 915 4710
Visso MC 9 1107 5817
Bolognola MC 10 142 5959
Castelsantangelo sul Nera MC 14 281 6240
Camerino MC 14 6974 13214
Serravalle di Chienti MC 15 1070 14284
Sarnano MC 16 3264 17548
Cessapalombo MC 16 512 18060
Preci PG 16 724 18784
Caldarola MC 17 1823 20607
Camporotondo di Fiastrone MC 18 563 21170
Serrapetrona MC 19 966 22136
Gualdo MC 19 815 22951
Belforte del Chienti MC 20 1886 24837
San Ginesio MC 20 3498 28335
Sefro MC 20 422 28757

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Foligno (57155 inhabitants)
60 Km E of Perugia (166134 inhabitants)
62 Km NW of Teramo (54892 inhabitants)
63 Km NE of Terni (111501 inhabitants)
75 Km SW of Ancona (100861 inhabitants)
77 Km NW of L'Aquila (69753 inhabitants)
93 Km S of Fano (60888 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 1.7 2017-01-18
21:49:23
43.0148 13.1122 3 2019-07-19
13:20:44
Bollettino Sismico Italiano INGV 56422321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-01-18 21:49:23 ± 0.25
Latitude 43.0148 ± 0.0117
Longitude 13.1122 ± 0.0086
Depth (km) 3 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 56422321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1207
Semi-minor axis of confidence ellipse (meter) 462
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 173
Circular confidence region, given by single value of horizontal uncertainty (meter) 1210.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 192
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.02788
Epicentral distance of station farthest from the epicenter (degree) 0.27070
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 56422321
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-05-03 10:07:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SNTG.HHZ. 2017-01-18T21:49:34.05 0.6 undecidable manual S 333 30.0477 96 0.47 45
IV.GUMA.HNN. 2017-01-18T21:49:30.31 0.6 undecidable manual S 74 18.87 100 0.58 44
IV.CESI.HHZ. 2017-01-18T21:49:29.54 0.6 undecidable manual S 266 16.872 101 0.49 46
IV.SNTG.HHZ. 2017-01-18T21:49:28.39 0.3 undecidable manual P 333 30.0477 96 -0.76 61
IV.T1220.EHZ. 2017-01-18T21:49:27.48 0.6 undecidable manual S 350 10.7781 107 0.49 46
IV.CSP1.EHZ. 2017-01-18T21:49:27.18 0.6 undecidable manual S 41 11.3775 106 -0.02 51
IV.GUMA.HNN. 2017-01-18T21:49:26.96 0.3 undecidable manual P 74 18.87 100 0.04 75
IV.CESI.HHZ. 2017-01-18T21:49:26.61 0.3 undecidable manual P 266 16.872 101 0.08 75
IV.T1220.EHZ. 2017-01-18T21:49:25.21 0.1 negative manual P 350 10.7781 107 -0.13 100
IV.CSP1.EHZ. 2017-01-18T21:49:25.29 0.1 undecidable manual P 41 11.3775 106 -0.17 99
IV.FDMO.HHZ. 2017-01-18T21:49:24.60 0.6 undecidable manual S 320 3.0969 136 -0.05 52
IV.FDMO.HHZ. 2017-01-18T21:49:23.79 0.1 undecidable manual P 320 3.0969 136 -0.2 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.0 0.0020536530000000003 0.2432 AML other m 2017-01-18T21:49:24.99
IV.FDMO.HHE. ML:0.0 0.002051093 0.1664 AML other m 2017-01-18T21:49:25.09
IV.T1220.EHE. ML:1.9 0.0014660514499999998 0.2816 AML other m 2017-01-18T21:49:28.88
IV.T1220.EHN. ML:1.8 0.00104000835 0.2432 AML other m 2017-01-18T21:49:27.87
IV.T1220.HNE. ML:1.9 0.0014887630000000002 0.2688 AML other m 2017-01-18T21:49:28.88
IV.T1220.HNN. ML:1.8 0.00104991165 0.2432 AML other m 2017-01-18T21:49:27.99
IV.CSP1.EHN. ML:1.6 0.0007194091 0.4736 AML other m 2017-01-18T21:49:28.76
IV.CSP1.EHE. ML:1.3 0.00031243995 0.32 AML other m 2017-01-18T21:49:28.41
IV.CESI.HHN. ML:1.5 0.00033037050000000003 0.384 AML other m 2017-01-18T21:49:29.95
IV.CESI.HHE. ML:1.6 0.00036285699999999996 0.2176 AML other m 2017-01-18T21:49:29.88
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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