Earthquake with magnitude of ML 1.0 on date 24-02-2017 and time 05:12:03 (Italy) in region 4 km NE Norcia (PG)

A magnitude ML 1.0 earthquake occured in region: 4 km NE Norcia (PG), on

  • 24-02-2017 04:12:03 (UTC)
  • 24-02-2017 05:12:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8130, 13.1370 at 9 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
Norcia PG 4 4957 4957
Castelsantangelo sul Nera MC 9 281 5238
Preci PG 11 724 5962
Visso MC 14 1107 7069
Arquata del Tronto AP 14 1178 8247
Cascia PG 15 3217 11464
Ussita MC 15 444 11908
Accumoli RI 16 667 12575
Montegallo AP 16 523 13098
Cerreto di Spoleto PG 18 1075 14173
Montemonaco AP 18 604 14777
Sellano PG 19 1079 15856
Poggiodomo PG 20 117 15973

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
49 Km NE of Terni (111501 inhabitants)
49 Km W of Teramo (54892 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
69 Km E of Perugia (166134 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
95 Km SW of Ancona (100861 inhabitants)
95 Km E of Viterbo (67173 inhabitants)
96 Km W of Pescara (121014 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
98 Km N of Tivoli (56533 inhabitants)
99 Km NW of Chieti (51815 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 1.0 2017-02-24
04:12:03
42.8133 13.137 9 2017-02-24
04:17:34
Sala Sismica INGV-Roma 41571501
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-02-24 04:12:03 ± 0.07
Latitude 42.8133 ± 0.0018
Longitude 13.1370 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 41571501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 250
Semi-minor axis of confidence ellipse (meter) 121
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 99
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 83
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.28239
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 2
Type of magnitude ML
Reference to an origin 41571501
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-02-24 04:17:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2017-02-24T04:12:21.01 3.0 undecidable manual S -0.6 0
IV.FDMO.HHZ. 2017-02-24T04:12:12.66 0.3 undecidable manual S 351 25.0527 110 0.02 74
IV.T1299.EHZ. 2017-02-24T04:12:12.07 0.6 undecidable manual S 149 23.1546 111 0.06 49
IV.LNSS.HHZ. 2017-02-24T04:12:12.39 0.6 undecidable manual S 199 24.6531 110 -0.11 48
IV.MMO1.EHZ. 2017-02-24T04:12:10.32 0.6 undecidable manual S 58 18.1707 116 -0.1 49
IV.T1217.EHZ. 2017-02-24T04:12:10.88 0.6 undecidable manual S 236 20.1687 114 -0.18 48
IV.CSP1.EHZ. 2017-02-24T04:12:09.63 1.0 negative manual P 10 31.3464 50 -0.3 23
IV.T1220.EHZ. 2017-02-24T04:12:09.99 3.0 undecidable manual P 0.53 0
IV.T1217.EHZ. 2017-02-24T04:12:08.06 0.6 undecidable manual P 236 20.1687 114 0.24 47
IV.LNSS.HHZ. 2017-02-24T04:12:08.46 1.0 negative manual P 199 24.6531 110 -0.19 24
IV.T1215.EHZ. 2017-02-24T04:12:08.02 1.0 positive manual P 267 21.867 112 -0.12 24
IV.FDMO.HHZ. 2017-02-24T04:12:08.54 0.6 positive manual P 351 25.0527 110 -0.19 47
IV.T1216.EHZ. 2017-02-24T04:12:08.82 0.6 undecidable manual S 312 12.876 125 -0.01 50
IV.T1212.EHZ. 2017-02-24T04:12:08.09 0.3 undecidable manual S 228 10.1787 131 -0.01 76
IV.SMA1.EHZ. 2017-02-24T04:12:08.80 0.6 positive manual P 141 25.9518 109 -0.1 48
IV.T1299.EHZ. 2017-02-24T04:12:08.30 0.6 positive manual P 149 23.1546 111 -0.07 49
IV.T1218.EHZ. 2017-02-24T04:12:07.21 0.3 undecidable manual P 186 15.9729 119 0.14 73
IV.MMO1.EHZ. 2017-02-24T04:12:07.41 0.6 negative manual P 58 18.1707 116 -0.04 49
IV.T1212.EHZ. 2017-02-24T04:12:06.26 0.3 negative manual P 228 10.1787 131 0.14 74
IV.MC2.EHZ. 2017-02-24T04:12:06.61 0.3 positive manual P 21 11.6772 127 0.27 72
IV.NRCA.HHZ. 2017-02-24T04:12:06.54 0.1 undecidable manual S 320 2.8971 162 -0.12 100
IV.T1216.EHZ. 2017-02-24T04:12:06.64 0.6 positive manual P 312 12.876 125 0.1 49
IV.NRCA.HHZ. 2017-02-24T04:12:05.40 0.6 undecidable manual P 320 2.8971 162 0.12 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.2 0.00009375 0.42 AML other m 2017-02-24T04:12:12.75
IV.LNSS.HHN. ML:1.3 0.00012084999999999998 0.38 AML other m 2017-02-24T04:12:12.87
IV.T1212.EHN. ML:0.9 0.00010305 0.08 AML other m 2017-02-24T04:12:08.22
IV.T1212.EHE. ML:0.7 0.0000635 1 AML other m 2017-02-24T04:12:08.24
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