Earthquake with magnitude of ML 1.2 on date 08-02-2020 and time 10:29:25 (Italy) in region 6 km NE Norcia (PG)

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

  • 08-02-2020 09:29:25 (UTC)
  • 08-02-2020 10:29:25 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.82, 13.16 at 11 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Castelsantangelo sul Nera MC 8 281 5238
Preci PG 12 724 5962
Arquata del Tronto AP 12 1178 7140
Visso MC 14 1107 8247
Ussita MC 14 444 8691
Montegallo AP 14 523 9214
Accumoli RI 16 667 9881
Montemonaco AP 16 604 10485
Cascia PG 16 3217 13702
Cerreto di Spoleto PG 20 1075 14777

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
48 Km W of Teramo (54892 inhabitants)
51 Km NE of Terni (111501 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
93 Km SW of Ancona (100861 inhabitants)
95 Km W of Pescara (121014 inhabitants)
97 Km E of Viterbo (67173 inhabitants)
98 Km NW of Chieti (51815 inhabitants)
98 Km NE of Guidonia Montecelio (88673 inhabitants)
100 Km NE of Tivoli (56533 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
Bulletin
Rev1000
ML 1.2 2020-02-08
09:29:25
42.82 13.16 11 2020-07-18
21:08:38
Bollettino Sismico Italiano INGV 79836821
Reviewed
Rev100
ML 0.8 2020-02-08
09:29:25
42.84 13.14 8 2020-02-08
09:45:25
Sala Sismica INGV-Roma 76340241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-08 09:29:25 ± 0.04
Latitude 42.82 ± 0.00
Longitude 13.16 ± 0.00
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79836821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 325
Semi-minor axis of confidence ellipse (meter) 250
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 69
Circular confidence region, given by single value of horizontal uncertainty (meter) 330
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 23
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.33815
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 76340241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-08 09:45:25

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 14
Type of magnitude ML
Reference to an origin 79836821
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-02 21:43:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MCRV.HHZ. 2020-02-08T09:30:49.14 3.0 undecidable manual Sg 8.56 0
IV.FIR.HHZ. 2020-02-08T09:30:15.87 3.0 undecidable manual Sn -0.56 0
IV.NDIM.HNZ. 2020-02-08T09:30:08.93 3.0 negative manual Pn 1.73 0
IT.VNF1.HGZ. 2020-02-08T09:29:53.49 3.0 positive manual Pg 0.04 0
IV.PE3.EHZ. 2020-02-08T09:29:44.70 3.0 positive manual P 0.46 0
IV.CAMP.HHE. 2020-02-08T09:29:37.67 0.6 undecidable manual S 147 0.3381 50 -0.02 48
IV.CSP1.EHZ. 2020-02-08T09:29:35.82 0.3 undecidable manual S 7 0.2734 50 0.06 72
IV.CESI.HHZ. 2020-02-08T09:29:35.27 0.3 undecidable manual S 315 0.2626 50 -0.17 71
IV.FDMO.HHZ. 2020-02-08T09:29:34.17 0.6 undecidable manual S 346 0.2221 50 -0.08 49
IV.LNSS.HNE. 2020-02-08T09:29:34.83 0.6 undecidable manual S 202 0.2347 50 0.21 47
IV.MTRA.EHE. 2020-02-08T09:29:32.90 0.6 undecidable manual S 110 0.1853 117 -0.2 48
IV.CAMP.HHE. 2020-02-08T09:29:32.31 0.1 undecidable manual P 147 0.3381 50 -0.06 95
IV.MMO1.EHZ. 2020-02-08T09:29:31.68 0.3 undecidable manual S 57 0.1457 123 -0.1 74
IV.CESI.HHZ. 2020-02-08T09:29:31.05 0.1 undecidable manual P 315 0.2626 50 -0.01 98
IV.CSP1.EHZ. 2020-02-08T09:29:31.19 0.3 undecidable manual P 7 0.2734 50 -0.06 73
IV.FDMO.HHZ. 2020-02-08T09:29:30.32 0.3 undecidable manual P 346 0.2221 50 -0.06 73
IV.MC2.EHZ. 2020-02-08T09:29:30.43 0.3 undecidable manual S 13 0.0935 136 0.21 73
IV.LNSS.HNE. 2020-02-08T09:29:30.66 0.1 undecidable manual P 202 0.2347 50 0.07 97
IV.MTRA.EHE. 2020-02-08T09:29:29.72 0.3 undecidable manual P 110 0.1853 117 0 75
IV.MC2.EHZ. 2020-02-08T09:29:28.31 0.1 undecidable manual P 13 0.0935 136 0.26 96
IV.MMO1.EHZ. 2020-02-08T09:29:28.94 0.1 undecidable manual P 57 0.1457 123 -0.01 100
IV.NRCA.HHZ. 2020-02-08T09:29:28.74 0.1 undecidable manual S 291 0.036 159 -0.26 97
IV.NRCA.HHZ. 2020-02-08T09:29:27.47 0.1 undecidable manual P 291 0.036 159 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.2 0.00024898045 0.1024 AML other m 2020-02-08T09:29:28.85
IV.NRCA.HNE. ML:1.2 0.00026969155 0.1472 AML other m 2020-02-08T09:29:28.85
IV.NRCA.HNN. ML:1.4 0.00043295785 0.1216 AML other m 2020-02-08T09:29:29.40
IV.NRCA.HHN. ML:1.5 0.0004946512 0.1408 AML other m 2020-02-08T09:29:29.46
IV.CESI.HNN. ML:1.3 9.61787385E-5 0.7936 AML other m 2020-02-08T09:29:29.48
IV.CESI.HNE. ML:1.4 0.000138416135 0.8736 AML other m 2020-02-08T09:29:29.62
IV.CESI.HHE. ML:0.6 2.2292865E-5 0.8416 AML other m 2020-02-08T09:29:30.55
IV.CESI.HHN. ML:0.7 2.451499E-5 0.32 AML other m 2020-02-08T09:29:31.54
IV.CSP1.EHE. ML:0.6 2.1496465E-5 0.8992 AML other m 2020-02-08T09:29:32.75
IV.CSP1.EHN. ML:1 4.9381545E-5 0.88 AML other m 2020-02-08T09:29:35.58
IV.RM33.EHN. ML:0.4 1.22720465E-5 0.5824 AML other m 2020-02-08T09:29:35.51
IV.RM33.HNN. ML:1.6 0.0001496737 0.7296 AML other m 2020-02-08T09:29:39.49
IV.RM33.HNE. ML:1.5 0.00013989525 1.0976 AML other m 2020-02-08T09:29:40.17
IV.RM33.EHE. ML:0.4 1.13743575E-5 1.8848 AML other m 2020-02-08T09:29:41.97
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