Earthquake with magnitude of ML 1.2 on date 25-02-2019 and time 15:52:15 (Italy) in region 6 km E Norcia (PG)

A magnitude ML 1.2 earthquake occured in region: 6 km E Norcia (PG), on

  • 25-02-2019 14:52:15 (UTC)
  • 25-02-2019 15:52:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7840, 13.1700 at 11 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 6 4957 4957
Arquata del Tronto AP 11 1178 6135
Accumoli RI 12 667 6802
Castelsantangelo sul Nera MC 12 281 7083
Cascia PG 15 3217 10300
Montegallo AP 15 523 10823
Preci PG 15 724 11547
Visso MC 18 1107 12654
Ussita MC 18 444 13098
Montemonaco AP 18 604 13702
Cittareale RI 18 482 14184
Amatrice RI 20 2657 16841
Acquasanta Terme AP 20 2916 19757

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
46 Km W of Teramo (54892 inhabitants)
49 Km NE of Terni (111501 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
73 Km SE of Perugia (166134 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
93 Km W of Pescara (121014 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
95 Km NW of Chieti (51815 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
96 Km NE of Tivoli (56533 inhabitants)
97 Km SW of Ancona (100861 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 2019-02-25
14:52:15
42.7842 13.1697 11 2019-02-25
15:00:42
Sala Sismica INGV-Roma 65953261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-02-25 14:52:15 ± 0.08
Latitude 42.7842 ± 0.0045
Longitude 13.1697 ± 0.0074
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 65953261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 649
Semi-minor axis of confidence ellipse (meter) 311
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 129
Circular confidence region, given by single value of horizontal uncertainty (meter) 650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 163
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30847
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 3
Type of magnitude ML
Reference to an origin 65953261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-02-25 15:00:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MILN.HNZ. 2019-02-25T14:54:00.13 3.0 undecidable manual Sg 14.21 0
ST.OZOL.EHZ. 2019-02-25T14:53:51.59 3.0 undecidable manual Sg 6.84 0
IV.MTGR.HHZ. 2019-02-25T14:53:46.19 3.0 positive manual Pg 15.32 0
IV.PTRJ.HNZ. 2019-02-25T14:53:16.71 3.0 undecidable manual Sn -1.71 0
IT.VNF1.HGZ. 2019-02-25T14:53:12.29 3.0 undecidable manual Sg 0.51 0
IV.EUCT.HNZ. 2019-02-25T14:53:09.81 3.0 positive manual Pg 7.82 0
IV.AGLI.HHZ. 2019-02-25T14:53:08.75 3.0 negative manual Pn 3.74 0
IV.QLNO.HHZ. 2019-02-25T14:53:03.76 3.0 positive manual Pn -0.25 0
IV.RIBO.EHZ.01 2019-02-25T14:52:55.86 3.0 undecidable manual S -1.04 0
TV.SF01.EHZ. 2019-02-25T14:52:46.68 3.0 undecidable manual S -2.5 0
IV.CSP1.EHZ. 2019-02-25T14:52:27.73 0.3 undecidable manual S 5 34.2435 50 0.25 70
IV.FDMO.HHZ. 2019-02-25T14:52:25.71 0.3 undecidable manual S 347 28.749 50 -0.31 68
IV.GAVE.EHZ. 2019-02-25T14:52:24.87 0.1 undecidable manual S 246 24.6531 50 -0.05 95
IV.MMO1.EHZ. 2019-02-25T14:52:23.01 0.1 undecidable manual S 45 18.0708 50 -0.15 97
IV.CRE.HHZ. 2019-02-25T14:52:22.92 3.0 positive manual P -2.36 0
IV.MC2.EHZ. 2019-02-25T14:52:22.24 0.1 undecidable manual S 6 14.1747 127 0.18 95
IV.CSP1.EHZ. 2019-02-25T14:52:22.72 0.3 undecidable manual P 5 34.2435 50 0.15 71
IV.FDMO.HHZ. 2019-02-25T14:52:21.57 0.3 undecidable manual P 347 28.749 50 -0.15 70
IV.GAVE.EHZ. 2019-02-25T14:52:21.17 0.3 undecidable manual P 246 24.6531 50 0.09 74
IV.MMO1.EHZ. 2019-02-25T14:52:20.01 0.1 undecidable manual P 45 18.0708 50 -0.06 98
IV.NRCA.HHE. 2019-02-25T14:52:20.23 0.1 undecidable manual S 321 7.0929 147 -0.13 100
IV.LNSS.HHE. 2019-02-25T14:52:20.81 0.3 undecidable manual P 208 22.6551 50 0.03 73
IV.MC2.EHZ. 2019-02-25T14:52:19.54 0.1 undecidable manual P 6 14.1747 127 0.11 98
IV.NRCA.HHE. 2019-02-25T14:52:18.54 0.1 undecidable manual P 321 7.0929 147 0.09 99
IV.COR1.EHZ. 2019-02-25T14:52:14.11 3.0 negative manual P -2.29 0
IV.SSFR.HNZ. 2019-02-25T14:52:11.54 3.0 negative manual P -0.94 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:1.3 0.00012462495 0.5184 AML other m 2019-02-25T14:52:25.28
IV.FDMO.HHE. ML:0.6 0.000018329730000000004 0.1792 AML other m 2019-02-25T14:52:27.27
IV.CSP1.EHE. ML:1.4 0.00009547478000000001 1.7792 AML other m 2019-02-25T14:52:27.46
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