Earthquake with magnitude of ML 0.8 on date 24-02-2020 and time 04:12:29 (Italy) in region 2 km S Norcia (PG)

A magnitude ML 0.8 earthquake occured in region: 2 km S Norcia (PG), on

  • 24-02-2020 03:12:29 (UTC)
  • 24-02-2020 04:12:29 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7770, 13.1000 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 2 4957 4957
Cascia PG 10 3217 8174
Preci PG 13 724 8898
Castelsantangelo sul Nera MC 14 281 9179
Accumoli RI 15 667 9846
Poggiodomo PG 15 117 9963
Cerreto di Spoleto PG 16 1075 11038
Arquata del Tronto AP 16 1178 12216
Visso MC 17 1107 13323
Cittareale RI 18 482 13805
Monteleone di Spoleto PG 18 599 14404
Sellano PG 19 1079 15483
Ussita MC 19 444 15927
Vallo di Nera PG 19 364 16291

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km SE of Foligno (57155 inhabitants)
44 Km NE of Terni (111501 inhabitants)
51 Km W of Teramo (54892 inhabitants)
53 Km NW of L'Aquila (69753 inhabitants)
69 Km SE of Perugia (166134 inhabitants)
91 Km E of Viterbo (67173 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
94 Km N of Tivoli (56533 inhabitants)
98 Km W of Pescara (121014 inhabitants)
99 Km W of Chieti (51815 inhabitants)
100 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 0.8 2020-02-24
03:12:29
42.7768 13.1 11 2020-02-24
03:18:54
Sala Sismica INGV-Roma 76766311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-24 03:12:29 ± 0.06
Latitude 42.7768 ± 0.0036
Longitude 13.1000 ± 0.0061
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 76766311

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 528
Semi-minor axis of confidence ellipse (meter) 288
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 276
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 87
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.40110
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 76766311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-24 03:18:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CIMA.HNZ. 2020-02-24T03:12:44.01 3.0 positive manual P 0.53 0
IV.CESI.HHZ. 2020-02-24T03:12:40.16 0.3 undecidable manual S 328 29.8479 50 0.04 72
IV.RM33.EHZ. 2020-02-24T03:12:40.23 0.3 undecidable manual S 163 31.1466 50 -0.24 69
IV.SMA1.EHZ. 2020-02-24T03:12:39.40 0.3 undecidable manual S 130 25.1526 50 0.54 65
IV.FDMO.HHZ. 2020-02-24T03:12:39.69 0.3 undecidable manual S 358 28.8489 50 -0.15 70
IV.MMO1.EHZ. 2020-02-24T03:12:38.07 0.3 undecidable manual S 54 22.9548 50 -0.2 70
IV.GAVE.EHZ. 2020-02-24T03:12:37.09 0.3 undecidable manual S 241 19.2696 119 -0.11 72
IV.TERO.HHZ. 2020-02-24T03:12:37.84 0.1 undecidable manual P 112 44.5221 50 -0.08 92
IV.LNSS.HHZ. 2020-02-24T03:12:37.16 0.3 undecidable manual S 194 19.869 118 -0.25 70
IV.MC2.EHZ. 2020-02-24T03:12:36.62 0.3 undecidable manual S 26 16.5723 123 0.21 71
IV.RM33.EHZ. 2020-02-24T03:12:35.59 0.1 undecidable manual P 163 31.1466 50 -0.28 91
IV.CESI.HHZ. 2020-02-24T03:12:35.75 0.1 undecidable manual P 328 29.8479 50 0.08 95
IV.SMA1.EHZ. 2020-02-24T03:12:35.04 0.1 undecidable manual P 130 25.1526 50 0.1 95
IV.FDMO.HHZ. 2020-02-24T03:12:35.46 0.1 undecidable manual P 358 28.8489 50 -0.05 96
IV.LNSS.HHZ. 2020-02-24T03:12:34.20 0.1 undecidable manual P 194 19.869 118 0.1 96
IV.MMO1.EHZ. 2020-02-24T03:12:34.54 0.1 undecidable manual P 54 22.9548 50 -0.06 96
IV.GAVE.EHZ. 2020-02-24T03:12:34.39 0.1 undecidable manual P 241 19.2696 119 0.41 90
IV.NRCA.HHZ. 2020-02-24T03:12:33.37 0.3 undecidable manual S 10 6.3936 149 -0.5 68
IV.MC2.EHZ. 2020-02-24T03:12:33.79 0.1 undecidable manual P 26 16.5723 123 0.27 93
IV.NRCA.HHZ. 2020-02-24T03:12:32.07 0.1 undecidable manual P 10 6.3936 149 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.4 0.00038108925 0.1792 AML other m 2020-02-24T03:12:33.50
IV.NRCA.HHN. ML:1.6 0.0005734752999999999 0.1392 AML other m 2020-02-24T03:12:33.42
IV.NRCA.HNE. ML:1.5 0.000431424 0.1904 AML other m 2020-02-24T03:12:33.50
IV.NRCA.HNN. ML:1.5 0.0004946065 0.1504 AML other m 2020-02-24T03:12:33.42
IV.LNSS.HHE. ML:1.0 0.000078417725 0.1392 AML other m 2020-02-24T03:12:37.89
IV.LNSS.HHN. ML:1.0 0.000079998975 0.1008 AML other m 2020-02-24T03:12:37.82
IV.GAVE.EHE. ML:0.7 0.000039592545 0.1808 AML other m 2020-02-24T03:12:38.53
IV.GAVE.EHN. ML:0.7 0.00003705161 0.1808 AML other m 2020-02-24T03:12:38.32
IV.SMA1.EHE. ML:0.8 0.000038089465000000006 0.2608 AML other m 2020-02-24T03:12:42.15
IV.SMA1.EHN. ML:0.7 0.000029339669999999998 0.2192 AML other m 2020-02-24T03:12:39.95
IV.FDMO.HHE. ML:0.6 0.000020071350000000002 0.1808 AML other m 2020-02-24T03:12:40.37
IV.FDMO.HHN. ML:0.5 0.000015422521 0.12 AML other m 2020-02-24T03:12:40.38
IV.RM33.EHE. ML:0.5 0.000015729246999999997 0.1408 AML other m 2020-02-24T03:12:40.68
IV.RM33.EHN. ML:0.7 0.000026200715 0.1408 AML other m 2020-02-24T03:12:40.63
IV.CESI.HHE. ML:0.7 0.000027369610000000004 0.0992 AML other m 2020-02-24T03:12:40.60
IV.CESI.HHN. ML:0.9 0.00003784717 0.12 AML other m 2020-02-24T03:12:40.39
IV.TERO.HHE. ML:0.2 0.000007472699500000001 0.1008 AML other m 2020-02-24T03:12:44.92
IV.TERO.HHN. ML:0.2 0.000006577666500000001 0.0592 AML other m 2020-02-24T03:12:44.76
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