Earthquake with magnitude of ML 1.0 on date 07-05-2020 and time 02:15:48 (Italy) in region 4 km E Norcia (PG)

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

  • 07-05-2020 00:15:48 (UTC)
  • 07-05-2020 02:15:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7780, 13.1420 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 4 4957 4957
Cascia PG 12 3217 8174
Accumoli RI 13 667 8841
Arquata del Tronto AP 13 1178 10019
Castelsantangelo sul Nera MC 13 281 10300
Preci PG 14 724 11024
Montegallo AP 17 523 11547
Visso MC 18 1107 12654
Cittareale RI 18 482 13136
Poggiodomo PG 18 117 13253
Ussita MC 19 444 13697
Cerreto di Spoleto PG 19 1075 14772

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
47 Km NE of Terni (111501 inhabitants)
48 Km W of Teramo (54892 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
71 Km SE of Perugia (166134 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
93 Km NE of Guidonia Montecelio (88673 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
94 Km W of Pescara (121014 inhabitants)
95 Km NE of Tivoli (56533 inhabitants)
97 Km NW of Chieti (51815 inhabitants)
98 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
Bulletin
Rev1000
ML 1.0 2020-05-07
00:15:48
42.7782 13.1417 11 2020-11-19
12:36:46
Bollettino Sismico Italiano INGV 79583791
Reviewed
Rev100
ML 1.0 2020-05-07
00:15:48
42.7732 13.1328 10 2020-05-07
00:22:55
Sala Sismica INGV-Roma 78905991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-07 00:15:48 ± 0.05
Latitude 42.7782 ± 0.0027
Longitude 13.1417 ± 0.0049
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 79583791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 364
Semi-minor axis of confidence ellipse (meter) 239
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 60
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 65
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.44157
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 79583791
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-05-26 11:12:47

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 78905991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-07 00:22:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GRAM.HHZ. 2020-05-07T00:17:14.80 3.0 undecidable manual Sg 10.25 0
IV.PAOL.HHZ. 2020-05-07T00:16:45.81 3.0 undecidable manual Sn -0.24 0
IV.PAOL.HHZ. 2020-05-07T00:16:24.43 3.0 negative manual Pn 3.89 0
IV.POFI.HHZ. 2020-05-07T00:16:23.66 3.0 undecidable manual S -0.29 0
IV.PTRJ.HNZ. 2020-05-07T00:16:22.24 3.0 undecidable manual Pg 5.72 0
IV.VIVA.HHZ. 2020-05-07T00:16:21.88 3.0 undecidable manual S 0.02 0
IV.MOMA.HNZ. 2020-05-07T00:16:03.75 0.3 undecidable manual S 274 46.62 50 -0.02 68
IV.TERO.HHZ. 2020-05-07T00:16:02.58 0.3 undecidable manual S 114 41.4252 50 0.19 70
IV.MF5.EHZ. 2020-05-07T00:16:01.02 0.3 undecidable manual S 48 34.743 50 0.41 67
IV.ATTE.HHZ. 2020-05-07T00:16:00.83 3.0 undecidable manual P -1.28 0
IV.CSP1.EHZ. 2020-05-07T00:16:00.98 0.6 undecidable manual S 8 35.1426 50 0.27 46
IV.RM33.EHZ. 2020-05-07T00:15:59.45 0.3 undecidable manual S 169 30.4473 50 0 70
IV.CESX.HHE. 2020-05-07T00:15:58.14 0.1 undecidable manual P 248 49.0176 50 0.32 89
IV.FDMO.HHZ. 2020-05-07T00:15:58.82 0.3 undecidable manual S 351 28.9488 50 -0.24 68
IT.MTCL.HGZ. 2020-05-07T00:15:58.21 0.3 undecidable manual S 334 26.5512 50 -0.21 68
IV.SMA1.EHZ. 2020-05-07T00:15:57.44 0.3 undecidable manual S 136 22.755 50 0.04 72
IV.MOMA.HNZ. 2020-05-07T00:15:57.87 0.6 undecidable manual P 274 46.62 50 0.42 44
IV.ASSB.HHN. 2020-05-07T00:15:57.43 0.6 undecidable manual P 307 49.0176 50 -0.39 42
IV.MF5.EHZ. 2020-05-07T00:15:56.03 0.6 undecidable manual P 48 34.743 50 0.4 44
IV.FEMA.HNZ. 2020-05-07T00:15:56.92 0.6 undecidable manual S 340 21.7671 50 -0.2 46
IV.TERO.HHZ. 2020-05-07T00:15:56.47 0.1 undecidable manual P 114 41.4252 50 -0.19 89
IV.T1299.HNZ. 2020-05-07T00:15:56.76 0.3 undecidable manual S 144 19.6692 50 0.19 72
IV.MMO1.EHZ. 2020-05-07T00:15:56.66 0.3 undecidable manual S 48 20.1687 50 -0.05 72
IV.MTRA.EHZ. 2020-05-07T00:15:56.67 0.3 undecidable manual S 96 20.868 50 -0.23 69
IV.CSP1.EHZ. 2020-05-07T00:15:55.55 0.6 undecidable manual P 8 35.1426 50 -0.14 46
IV.ARRO.EHZ. 2020-05-07T00:15:55.73 0.6 undecidable manual P 234 37.7289 50 -0.36 43
IV.MC2.EHZ. 2020-05-07T00:15:55.72 0.6 undecidable manual S 15 15.2736 125 0.38 45
IV.RM33.EHZ. 2020-05-07T00:15:54.82 0.3 undecidable manual P 169 30.4473 50 -0.14 68
IT.MTCL.HGZ. 2020-05-07T00:15:54.75 0.3 undecidable manual P 334 26.5512 50 0.39 68
IV.FDMO.HHZ. 2020-05-07T00:15:54.54 0.1 undecidable manual P 351 28.9488 50 -0.2 91
IV.MMO1.EHZ. 2020-05-07T00:15:53.37 0.1 undecidable manual P 48 20.1687 50 -0.01 97
IV.MTRA.EHZ. 2020-05-07T00:15:53.38 0.3 undecidable manual P 96 20.868 50 -0.11 71
IV.NRCA.HNZ. 2020-05-07T00:15:53.16 0.1 undecidable manual S 340 6.4935 149 -0.07 100
IV.SMA1.EHZ. 2020-05-07T00:15:53.63 0.1 undecidable manual P 136 22.755 50 -0.15 93
IV.FEMA.HNZ. 2020-05-07T00:15:53.29 0.6 undecidable manual P 340 21.7671 50 -0.33 45
IV.T1299.HNZ. 2020-05-07T00:15:53.42 0.1 undecidable manual P 144 19.6692 50 0.12 97
IV.MC2.EHZ. 2020-05-07T00:15:52.77 0.3 undecidable manual P 15 15.2736 125 0.19 71
IV.NRCA.HNZ. 2020-05-07T00:15:51.50 0.1 undecidable manual P 340 6.4935 149 0.13 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.7 0.0007379999999999999 0.14 AML other m 2020-05-07T00:15:53.21
IV.NRCA.HHE. ML:1.4 0.00039549999999999996 0.72 AML other m 2020-05-07T00:15:53.13
IV.MTRA.EHE. ML:1.0 0.000064 0.9 AML other m 2020-05-07T00:15:57.51
IV.MTRA.EHN. ML:1.0 0.00006325 0.78 AML other m 2020-05-07T00:15:57.64
IV.SMA1.EHE. ML:0.9 0.00005110000000000001 0.48 AML other m 2020-05-07T00:15:57.22
IV.FDMO.HHE. ML:0.9 0.000038650000000000004 0.76 AML other m 2020-05-07T00:15:59.58
IV.RM33.EHE. ML:1.0 0.00004645 1.4 AML other m 2020-05-07T00:16:00.02
IV.RM33.EHN. ML:1.0 0.000046399999999999996 0.26 AML other m 2020-05-07T00:16:00.60
IV.FDMO.HHN. ML:0.7 0.00002575 0.54 AML other m 2020-05-07T00:16:01.31
IV.SMA1.EHN. ML:0.9 0.000053500000000000006 0.56 AML other m 2020-05-07T00:16:01.44
IV.TERO.HHE. ML:0.9 0.000022800000000000002 0.42 AML other m 2020-05-07T00:16:02.64
IV.TERO.HHN. ML:1.0 0.00002885 1.16 AML other m 2020-05-07T00:16:02.29
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