Earthquake with magnitude of ML 1.3 on date 05-05-2023 and time 08:23:43 (Italy) in region 5 km E Norcia (PG)

A magnitude ML 1.3 earthquake occured in region: 5 km E Norcia (PG), on

  • 05-05-2023 06:23:43 (UTC)
  • 05-05-2023 08:23:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8100, 13.1520 at 9 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 5 4957 4957
Castelsantangelo sul Nera MC 10 281 5238
Preci PG 12 724 5962
Arquata del Tronto AP 13 1178 7140
Visso MC 15 1107 8247
Ussita MC 15 444 8691
Accumoli RI 15 667 9358
Cascia PG 15 3217 12575
Montegallo AP 15 523 13098
Montemonaco AP 18 604 13702
Cerreto di Spoleto PG 19 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)
50 Km NE of Terni (111501 inhabitants)
55 Km NW of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
95 Km SW of Ancona (100861 inhabitants)
95 Km W of Pescara (121014 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
97 Km NE of Guidonia Montecelio (88673 inhabitants)
98 Km NW of Chieti (51815 inhabitants)
98 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
Reviewed
Rev100
ML 1.3 2023-05-05
06:23:43
42.8102 13.1523 9 2023-05-05
06:37:03
Sala Sismica INGV-Roma 117040901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-05 06:23:43 ± 0.12
Latitude 42.8102 ± 0.0063
Longitude 13.1523 ± 0.0061
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117040901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 750
Semi-minor axis of confidence ellipse (meter) 308
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 24
Circular confidence region, given by single value of horizontal uncertainty (meter) 750.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 196
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 27
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) 0.52970
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 33
Type of magnitude ML
Reference to an origin 117040901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-05 06:37:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ISPIC.HNZ. 2023-05-05T06:25:08.58 3.0 undecidable manual Pn -0.34 0
1J.FX14.HHZ.00 2023-05-05T06:25:03.77 3.0 undecidable manual Pn 5.6 0
IV.PAOL.HNZ. 2023-05-05T06:25:00.86 3.0 undecidable manual Sg 14.59 0
IV.ALJA.HHZ. 2023-05-05T06:24:51.40 3.0 undecidable manual Pn -1.6 0
IV.MSRU.HHZ. 2023-05-05T06:24:47.65 3.0 undecidable manual Pn -4.47 0
IV.GATE.HHZ. 2023-05-05T06:24:44.51 3.0 undecidable manual Sn 2.71 0
IV.NOCI.HHZ. 2023-05-05T06:24:38.82 3.0 negative manual Pn 3.4 0
SI.KOSI.HHZ. 2023-05-05T06:24:24.10 3.0 negative manual Pg 1.11 0
ST.OZOL.EHZ. 2023-05-05T06:24:22.55 3.0 undecidable manual Pg -0.42 0
RD.PGF.BHZ. 2023-05-05T06:24:20.60 3.0 negative manual Pg 8.73 0
IV.CRND.HNZ. 2023-05-05T06:24:18.16 3.0 undecidable manual Pg 4.6 0
SL.BOJS.BHZ. 2023-05-05T06:24:11.52 3.0 negative manual Pn -8.31 0
IV.ATCC.EHZ. 2023-05-05T06:24:03.20 0.6 undecidable manual S 315 58.7967 50 0.95 35
IV.EL6.EHZ. 2023-05-05T06:24:02.65 0.3 undecidable manual S 356 57.6978 50 0.69 58
IV.RCAV.EHZ. 2023-05-05T06:24:01.05 3.0 undecidable manual Pg 4.71 0
IV.SNTG.HHZ. 2023-05-05T06:24:00.51 1.0 undecidable manual S 341 52.2033 50 0.01 23
IV.ASSB.HHZ. 2023-05-05T06:23:59.17 1.0 undecidable manual S 303 47.7189 50 -0.11 23
IV.MML1.EHZ. 2023-05-05T06:23:56.23 0.6 undecidable manual S 337 36.741 50 -0.12 47
IV.MF5.EHZ. 2023-05-05T06:23:55.68 0.6 undecidable manual S 52 31.8459 105 0.71 40
IV.ATCC.EHZ. 2023-05-05T06:23:54.18 0.3 undecidable manual P 315 58.7967 50 -0.16 67
IV.CSP1.EHZ. 2023-05-05T06:23:54.51 0.3 undecidable manual S 8 31.5462 105 -0.36 68
IV.CESI.HHZ. 2023-05-05T06:23:54.09 0.3 undecidable manual S 317 29.5482 106 -0.11 72
IV.EL6.EHZ. 2023-05-05T06:23:54.08 0.3 undecidable manual P 356 57.6978 50 -0.09 69
IV.SNTG.HHZ. 2023-05-05T06:23:53.05 0.3 undecidable manual P 341 52.2033 50 -0.28 67
IV.ASSB.HHZ. 2023-05-05T06:23:52.37 0.3 undecidable manual P 303 47.7189 50 -0.25 68
IT.MTCL.HGE. 2023-05-05T06:23:52.00 0.6 undecidable manual S 329 23.8539 110 -0.33 46
IV.MTRA.EHZ. 2023-05-05T06:23:51.21 0.6 undecidable manual S 107 20.7681 112 -0.11 49
IV.TERO.HHZ. 2023-05-05T06:23:51.30 3.0 undecidable manual Pn -0.61 0
IV.FEMA.HNE. 2023-05-05T06:23:50.83 0.3 undecidable manual S 334 18.7701 114 0.13 73
IV.RM33.EHZ. 2023-05-05T06:23:50.26 3.0 negative manual Pn 0.42 0
IV.MML1.EHZ. 2023-05-05T06:23:50.65 0.3 undecidable manual P 337 36.741 50 -0.28 68
IV.MF5.EHZ. 2023-05-05T06:23:50.06 0.3 undecidable manual P 52 31.8459 105 -0.07 72
IV.LNSS.HHZ. 2023-05-05T06:23:49.05 3.0 negative manual Pg 1.31 0
IV.CSP1.EHZ. 2023-05-05T06:23:49.80 0.6 undecidable manual P 8 31.5462 105 -0.28 46
IV.CESI.HHZ. 2023-05-05T06:23:49.61 0.1 undecidable manual P 317 29.5482 106 -0.08 96
IT.MTCL.HGE. 2023-05-05T06:23:48.56 0.1 undecidable manual P 329 23.8539 110 -0.05 98
IV.FDMO.HHZ. 2023-05-05T06:23:48.98 1.0 negative manual P 348 25.6521 108 0.03 25
IV.MTRA.EHZ. 2023-05-05T06:23:48.02 0.1 undecidable manual P 107 20.7681 112 -0.01 99
7F.SIB3.EHE. 2023-05-05T06:23:48.42 0.3 undecidable manual S 53 11.9769 126 -0.22 72
IV.SMA1.EHZ. 2023-05-05T06:23:48.79 3.0 undecidable manual Pn -0.84 0
IV.NRCA.HHZ. 2023-05-05T06:23:47.02 0.6 undecidable manual S 310 3.996 155 0.21 49
IV.FEMA.HNE. 2023-05-05T06:23:47.88 0.1 undecidable manual P 334 18.7701 114 0.21 96
7F.SIB3.EHE. 2023-05-05T06:23:46.53 0.1 undecidable manual P 53 11.9769 126 0.05 100
IV.NRCA.HHZ. 2023-05-05T06:23:45.79 0.1 undecidable manual P 310 3.996 155 0.36 95
IV.CSNT.HHZ. 2023-05-05T06:23:45.59 3.0 positive manual P -2.82 0
TV.SF11.HHZ. 2023-05-05T06:23:44.58 3.0 undecidable manual P -0.61 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNN. ML:1.8 0.00102754285 0.08 AML other m 2023-05-05T06:23:47.19
IV.NRCA.HHN. ML:1.9 0.0011499971 0.08 AML other m 2023-05-05T06:23:47.19
IV.NRCA.HNE. ML:1.8 0.001145 0.16 AML other m 2023-05-05T06:23:47.25
IV.NRCA.HHE. ML:1.8 0.001175 0.12 AML other m 2023-05-05T06:23:47.58
IV.MTRA.EHN. ML:1.7 0.00033650000000000005 0.3 AML other m 2023-05-05T06:23:51.69
IV.MTRA.EHE. ML:1.6 0.00032640425 0.16 AML other m 2023-05-05T06:23:51.75
IV.LNSS.HHE. ML:1.3 0.00011650000000000001 0.48 AML other m 2023-05-05T06:23:53.40
IV.LNSS.HHN. ML:1.6 0.000252 0.22 AML other m 2023-05-05T06:23:53.29
IV.SMA1.EHE. ML:1.0 0.000060733775 0.4384 AML other m 2023-05-05T06:23:57.91
IV.CESI.HHE. ML:1.4 0.00011515000000000001 0.2 AML other m 2023-05-05T06:23:54.21
IV.CESI.HHN. ML:1.6 0.00020715639999999998 0.2592 AML other m 2023-05-05T06:23:54.52
IV.CSP1.EHE. ML:1.3 0.000085239495 0.3584 AML other m 2023-05-05T06:23:55.48
IV.CSP1.EHN. ML:1.3 0.000088875065 0.1408 AML other m 2023-05-05T06:23:54.77
IV.SMA1.EHN. ML:1.0 0.000057053415 0.16 AML other m 2023-05-05T06:23:55.62
IV.RM33.EHE. ML:1.0 0.00004165 0.16 AML other m 2023-05-05T06:23:56.15
IV.RM33.EHN. ML:1.0 0.000043989115 0.1024 AML other m 2023-05-05T06:23:55.81
IV.GUMA.HHN. ML:1.4 0.00011099999999999999 0.26 AML other m 2023-05-05T06:23:56.40
IV.MML1.EHN. ML:1.1 0.00004668109 0.1408 AML other m 2023-05-05T06:23:56.96
IV.MML1.EHE. ML:1.0 0.000035234620000000005 0.16 AML other m 2023-05-05T06:23:57.14
IV.ASSB.HHN. ML:1.3 0.00005605 0.3 AML other m 2023-05-05T06:24:00.59
IV.ASSB.HHE. ML:1.2 0.000044193564999999994 0.1376 AML other m 2023-05-05T06:24:01.26
IV.MTRA.HNE. ML:1.6 0.00032125995 0.32 AML other m 2023-05-05T06:23:51.38
IV.MTRA.HNN. ML:1.7 0.00033651030000000004 0.2784 AML other m 2023-05-05T06:23:51.69
IV.LNSS.HNE. ML:1.3 0.00010880073000000001 0.448 AML other m 2023-05-05T06:23:56.52
IV.LNSS.HNN. ML:1.6 0.00023592392500000001 0.1888 AML other m 2023-05-05T06:23:53.39
IV.CESI.HNE. ML:1.4 0.000137297715 0.2016 AML other m 2023-05-05T06:23:54.12
IV.CESI.HNN. ML:1.6 0.00021591315 0.2592 AML other m 2023-05-05T06:23:54.65
IV.MF5.EHE. ML:1.1 0.000053408520000000003 0.2592 AML other m 2023-05-05T06:23:55.67
IV.MF5.EHN. ML:1.0 0.000049329900000000004 0.56 AML other m 2023-05-05T06:23:55.69
IV.RM33.HNE. ML:1.6 0.0001848319 0.6912 AML other m 2023-05-05T06:23:55.40
IV.MML1.HNN. ML:1.6 0.0001496064 0.9792 AML other m 2023-05-05T06:24:02.56
IV.SNTG.HHE. ML:0.8 0.000017285 0.1024 AML other m 2023-05-05T06:24:01.12
IV.SNTG.HHN. ML:0.9 0.000021094830000000002 0.0992 AML other m 2023-05-05T06:24:01.90
IV.SNTG.HNN. ML:1.6 0.00009837899 0.512 AML other m 2023-05-05T06:23:53.97
IV.EL6.EHE. ML:1.1 0.000030235272 0.1408 AML other m 2023-05-05T06:24:03.69
IV.ATCC.EHE. ML:1.3 0.00003904281 0.16 AML other m 2023-05-05T06:24:04.77
IV.ATCC.EHN. ML:1.3 0.00004575742 0.3424 AML other m 2023-05-05T06:24:05.14
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