Earthquake with magnitude of ML 1.2 on date 22-01-2017 and time 15:30:13 (UTC) in region 2 km NW Preci (PG)

A magnitude ML 1.2 earthquake occured in region: 2 km NW Preci (PG), on

  • 22-01-2017 15:30:13 (UTC)
  • 22-01-2017 16:30:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8980, 13.0300 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Preci PG 2 724 724
Visso MC 6 1107 1831
Sellano PG 8 1079 2910
Castelsantangelo sul Nera MC 10 281 3191
Ussita MC 10 444 3635
Monte Cavallo MC 11 145 3780
Cerreto di Spoleto PG 13 1075 4855
Norcia PG 13 4957 9812
Fiordimonte MC 16 202 10014
Pieve Torina MC 17 1458 11472
Fiastra MC 19 559 12031
Acquacanina MC 19 121 12152
Pievebovigliana MC 19 866 13018
Bolognola MC 19 142 13160
Vallo di Nera PG 20 364 13524
Cascia PG 20 3217 16741

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
49 Km NE of Terni (111501 inhabitants)
57 Km E of Perugia (166134 inhabitants)
61 Km W of Teramo (54892 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
89 Km SW of Ancona (100861 inhabitants)
93 Km NE of Viterbo (67173 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
Reviewed
Rev100
ML 1.2 2017-01-22
15:30:13
42.8975 13.0302 10 2017-01-22
15:39:41
Sala Sismica INGV-Roma 39586371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-01-22 15:30:13 ± 0.05
Latitude 42.8975 ± 0.0027
Longitude 13.0302 ± 0.0074
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 39586371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 596
Semi-minor axis of confidence ellipse (meter) 101
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 270
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 133
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.01079
Epicentral distance of station farthest from the epicenter (degree) 0.36333
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 39586371
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-01-22 15:39:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1220.EHZ. 2017-01-22T15:30:22.09 0.6 undecidable manual S 11 24.0537 113 -0.28 47
IV.T1217.EHZ. 2017-01-22T15:30:21.57 0.3 undecidable manual S 201 22.0668 115 -0.18 73
IV.SNTG.HHZ. 2017-01-22T15:30:20.97 0.1 undecidable manual P 350 40.3263 50 -0.1 96
IV.LNSS.HHZ. 2017-01-22T15:30:20.16 1.0 undecidable manual P 179 32.745 50 0.27 23
IV.T1215.EHZ. 2017-01-22T15:30:19.94 0.6 undecidable manual S 231 16.872 121 -0.21 49
IV.CESI.HHZ. 2017-01-22T15:30:19.75 0.6 undecidable manual S 319 15.6732 123 -0.04 51
IV.T1212.EHZ. 2017-01-22T15:30:19.87 0.3 undecidable manual S 176 16.2726 122 -0.08 75
IV.T1218.EHZ. 2017-01-22T15:30:19.02 0.1 undecidable manual P 165 26.1516 50 0.13 97
IV.T1202.EHZ. 2017-01-22T15:30:18.82 0.1 undecidable manual P 144 26.751 50 -0.15 97
IV.T1217.EHZ. 2017-01-22T15:30:18.15 0.1 undecidable manual P 201 22.0668 115 -0.04 100
IV.T1220.EHZ. 2017-01-22T15:30:18.50 0.1 undecidable manual P 11 24.0537 113 -0.04 100
IV.T1212.EHZ. 2017-01-22T15:30:17.28 0.1 undecidable manual P 176 16.2726 122 0.14 99
IV.T1215.EHZ. 2017-01-22T15:30:17.37 1.0 undecidable manual P 231 16.872 121 0.11 25
IV.CESI.HHZ. 2017-01-22T15:30:17.26 0.1 undecidable manual P 319 15.6732 123 0.21 98
IV.T1216.EHZ. 2017-01-22T15:30:16.77 0.3 undecidable manual S 230 1.1988 173 -0.08 77
IV.T1216.EHZ. 2017-01-22T15:30:15.60 0.1 undecidable manual P 230 1.1988 173 0.25 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.1 0.000121 0.34 AML other m 2017-01-22T15:30:20.31
IV.CESI.HHE. ML:1.0 0.00008705 0.4 AML other m 2017-01-22T15:30:20.30
IV.T1216.EHN. ML:1.4 0.00042 0.28 AML other m 2017-01-22T15:30:17.04
IV.T1216.EHE. ML:1.3 0.00035850000000000004 1.84 AML other m 2017-01-22T15:30:17.03
IV.T1217.EHE. ML:0.9 0.000048948095 0.9856 AML other m 2017-01-22T15:30:22.26
IV.T1220.EHE. ML:1.4 0.00015894875 1.0752 AML other m 2017-01-22T15:30:23.53
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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