Earthquake with magnitude of ML 0.7 on date 01-09-2019 and time 19:52:37 (UTC) in region 8 km E Norcia (PG)

A magnitude ML 0.7 earthquake occured in region: 8 km E Norcia (PG), on

  • 01-09-2019 19:52:37 (UTC)
  • 01-09-2019 21:52:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7600, 13.1830 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
Norcia PG 8 4957 4957
Accumoli RI 9 667 5624
Arquata del Tronto AP 10 1178 6802
Cascia PG 15 3217 10019
Castelsantangelo sul Nera MC 15 281 10300
Montegallo AP 15 523 10823
Cittareale RI 16 482 11305
Amatrice RI 17 2657 13962
Preci PG 18 724 14686
Acquasanta Terme AP 19 2916 17602
Montemonaco AP 20 604 18206

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Teramo (54892 inhabitants)
45 Km E of Foligno (57155 inhabitants)
49 Km NW of L'Aquila (69753 inhabitants)
49 Km E of Terni (111501 inhabitants)
75 Km SE of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
91 Km W of Pescara (121014 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
93 Km NW of Chieti (51815 inhabitants)
94 Km NE of Tivoli (56533 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
99 Km S 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 0.7 2019-09-01
19:52:37
42.7603 13.1833 10 2019-09-01
19:59:23
Sala Sismica INGV-Roma 72031021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-01 19:52:37 ± 0.11
Latitude 42.7603 ± 0.0072
Longitude 13.1833 ± 0.0086
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 72031021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 701
Semi-minor axis of confidence ellipse (meter) 648
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 234
Circular confidence region, given by single value of horizontal uncertainty (meter) 700.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33815
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 72031021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-01 19:59:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2019-09-01T19:53:03.60 3.0 undecidable manual S -0.26 0
IV.TERO.HHZ. 2019-09-01T19:52:50.29 0.3 undecidable manual S 114 37.5291 50 -0.42 71
IV.FDMO.HHZ. 2019-09-01T19:52:48.98 1.0 undecidable manual S 346 31.6461 50 -0.15 25
IV.RM33.EHZ. 2019-09-01T19:52:48.17 0.6 undecidable manual S 175 28.0497 50 0 53
IV.GAVE.EHZ. 2019-09-01T19:52:47.21 0.3 undecidable manual S 252 24.753 112 0.02 79
IV.TERO.HHZ. 2019-09-01T19:52:46.06 0.1 undecidable manual P 114 37.5291 50 0.74 85
IV.MC2.EHZ. 2019-09-01T19:52:45.10 0.3 undecidable manual S 2 16.7721 120 0.41 74
IV.FDMO.HHZ. 2019-09-01T19:52:44.17 0.1 undecidable manual P 346 31.6461 50 -0.23 100
IV.MTRA.EHZ. 2019-09-01T19:52:44.57 0.6 undecidable manual S 91 17.3715 119 -0.31 50
IV.GAVE.EHZ. 2019-09-01T19:52:43.38 0.6 undecidable manual P 252 24.753 112 0.09 52
IV.RM33.EHZ. 2019-09-01T19:52:43.67 1.0 negative manual P 175 28.0497 50 -0.18 25
IV.NRCA.HHZ. 2019-09-01T19:52:42.41 0.3 undecidable manual S 325 9.879 135 -0.38 76
IV.MTRA.EHZ. 2019-09-01T19:52:41.88 0.6 undecidable manual P 91 17.3715 119 -0.07 53
IV.MC2.EHZ. 2019-09-01T19:52:41.96 0.6 positive manual P 2 16.7721 120 0.12 53
IV.NRCA.HHZ. 2019-09-01T19:52:40.79 0.3 undecidable manual P 325 9.879 135 0.05 81
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:0.8 0.000085088495 0.1536 AML other m 2019-09-01T19:52:42.54
IV.TERO.HHN. ML:0.7 0.0000196 0.08 AML other m 2019-09-01T19:52:50.51
IV.TERO.HHE. ML:0.4 0.00000981 0.14 AML other m 2019-09-01T19:52:50.62
IV.NRCA.HHE. ML:1.1 0.00018065795 0.1024 AML other m 2019-09-01T19:52:42.64
IV.NRCA.HNE. ML:1.1 0.00016768755000000002 0.0896 AML other m 2019-09-01T19:52:42.59
IV.MTRA.EHE. ML:0.7 0.00003963494 0.1536 AML other m 2019-09-01T19:52:45.25
IV.MTRA.EHN. ML:0.8 0.00004777833 0.1408 AML other m 2019-09-01T19:52:45.15
IV.GAVE.EHE. ML:0.5 0.0000188937 0.1408 AML other m 2019-09-01T19:52:47.78
IV.GAVE.EHN. ML:0.7 0.000029786155000000003 0.1408 AML other m 2019-09-01T19:52:47.82
IV.RM33.EHE. ML:0.3 0.0000118929405 0.1408 AML other m 2019-09-01T19:52:49.58
IV.RM33.EHN. ML:0.3 0.000010064597500000002 0.1792 AML other m 2019-09-01T19:52:48.58
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