Earthquake with magnitude of ML 1.1 on date 07-11-2023 and time 07:00:55 (UTC) in region 5 km E Norcia (PG)

A magnitude ML 1.1 earthquake occured in region: 5 km E Norcia (PG), on

  • 07-11-2023 07:00:55 (UTC)
  • 07-11-2023 08:00:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8140, 13.1540 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 5 4957 4957
Castelsantangelo sul Nera MC 9 281 5238
Preci PG 12 724 5962
Arquata del Tronto AP 13 1178 7140
Visso MC 14 1107 8247
Ussita MC 15 444 8691
Montegallo AP 15 523 9214
Accumoli RI 15 667 9881
Cascia PG 16 3217 13098
Montemonaco AP 17 604 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)
94 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)
99 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 1.1 2023-11-07
07:00:55
42.8143 13.1538 10 2023-11-07
07:11:36
Sala Sismica INGV-Roma 122875221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-07 07:00:55 ± 0.05
Latitude 42.8143 ± 0.0027
Longitude 13.1538 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122875221

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 430
Semi-minor axis of confidence ellipse (meter) 50
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 286
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38221
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations 25
Type of magnitude ML
Reference to an origin 122875221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-07 07:11:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CROCE.HHZ. 2023-11-07T07:02:38.50 3.0 positive manual Pg 16.16 0
ST.RONC.HNZ. 2023-11-07T07:02:38.06 3.0 undecidable manual Sg 12.6 0
IT.LAZR.HNZ. 2023-11-07T07:02:22.08 3.0 positive manual Pg 11.6 0
IV.MFNL.HHZ. 2023-11-07T07:02:13.54 3.0 undecidable manual Pn 5.75 0
IV.ECTS.HHZ. 2023-11-07T07:02:05.56 3.0 undecidable manual Pn -4.25 0
ST.CARE.HNZ. 2023-11-07T07:02:02.41 3.0 undecidable manual Pg 12.75 0
IT.LRNO.HNZ. 2023-11-07T07:01:43.60 3.0 undecidable manual Sn -0.83 0
IV.BAG8.EHZ. 2023-11-07T07:01:42.24 3.0 negative manual Pn -1.37 0
IV.MCRV.HHZ. 2023-11-07T07:01:39.27 3.0 undecidable manual Pg 5.49 0
IV.MRVN.HHZ. 2023-11-07T07:01:35.66 3.0 negative manual Pn -2.59 0
IV.BRSN.HNZ. 2023-11-07T07:01:19.46 3.0 positive manual Pg 2.06 0
IV.RNI2.HHZ. 2023-11-07T07:01:19.28 3.0 positive manual Pg 1.85 0
IV.SSFR.HHZ. 2023-11-07T07:01:10.08 3.0 undecidable manual S -1.67 0
IV.MML1.EHZ. 2023-11-07T07:01:07.64 0.6 undecidable manual S 336 36.3414 50 0.03 49
IV.RM33.EHZ. 2023-11-07T07:01:07.08 0.6 undecidable manual S 172 34.2435 50 0.03 50
IV.CSP1.EHZ. 2023-11-07T07:01:06.41 0.3 undecidable manual S 8 31.0467 50 0.2 72
IV.FDMO.HHZ. 2023-11-07T07:01:04.18 0.6 undecidable manual S 348 25.2525 111 -0.32 47
IV.GAVE.HNE. 2023-11-07T07:01:04.57 0.6 undecidable manual S 237 25.1526 111 0.11 49
IV.LNSS.HHZ. 2023-11-07T07:01:04.48 0.3 undecidable manual S 202 25.2525 111 -0.01 76
IV.TERO.HHZ. 2023-11-07T07:01:03.10 1.0 undecidable manual P 120 42.4242 50 -0.17 24
IV.SSFR.HNZ. 2023-11-07T07:01:02.02 3.0 undecidable manual P -1.2 0
IV.MML1.EHZ. 2023-11-07T07:01:02.11 0.1 undecidable manual P 336 36.3414 50 -0.23 95
IV.RM33.EHZ. 2023-11-07T07:01:01.87 0.3 undecidable manual P 172 34.2435 50 -0.14 73
IV.CSP1.EHZ. 2023-11-07T07:01:01.44 0.1 undecidable manual P 8 31.0467 50 -0.09 98
IV.MMO1.EHZ. 2023-11-07T07:01:01.79 0.3 undecidable manual S 56 16.9719 120 -0.09 76
IV.MF5.EHZ. 2023-11-07T07:01:01.96 0.6 negative manual P 52 31.4463 50 0.38 46
IV.LNSS.HHZ. 2023-11-07T07:01:00.71 0.3 positive manual P 202 25.2525 111 0.18 73
IV.SMA1.EHZ. 2023-11-07T07:01:00.34 0.3 undecidable manual P 144 25.1526 111 -0.19 73
IV.MC2.EHE. 2023-11-07T07:01:00.67 0.6 undecidable manual S 15 11.1777 131 0.44 47
IV.FDMO.HHZ. 2023-11-07T07:01:00.48 0.1 undecidable manual P 348 25.2525 111 -0.06 100
IV.GAVE.HNE. 2023-11-07T07:01:00.59 0.1 undecidable manual P 237 25.1526 111 0.07 100
IV.MTRA.HNN. 2023-11-07T07:00:59.96 0.6 undecidable manual P 108 20.7681 115 0.25 48
IV.MC2.EHE. 2023-11-07T07:00:58.36 0.1 undecidable manual P 15 11.1777 131 0.28 98
IV.NRCA.HHZ. 2023-11-07T07:00:58.40 0.6 undecidable manual S 304 3.8961 158 -0.32 49
IV.MMO1.EHZ. 2023-11-07T07:00:58.79 0.1 undecidable manual P 56 16.9719 120 -0.24 98
IV.NRCA.HHZ. 2023-11-07T07:00:57.27 0.3 undecidable manual P 304 3.8961 158 0.07 78
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.6 0.0007015 0.16 AML other m 2023-11-07T07:00:58.44
IV.NRCA.HNN. ML:1.6 0.0006552059 0.0704 AML other m 2023-11-07T07:00:58.48
IV.NRCA.HHE. ML:1.6 0.0008055 0.1 AML other m 2023-11-07T07:00:58.85
IV.NRCA.HNE. ML:1.6 0.000735 0.1 AML other m 2023-11-07T07:00:58.85
IV.LNSS.HHN. ML:1.4 0.000143 1.74 AML other m 2023-11-07T07:01:05.93
IV.LNSS.HHE. ML:1.2 0.00009015000000000001 1.68 AML other m 2023-11-07T07:01:05.91
IV.TERO.HHN. ML:0.9 0.0000266 0.4 AML other m 2023-11-07T07:01:09.56
IV.TERO.HHE. ML:0.8 0.00002075 0.36 AML other m 2023-11-07T07:01:09.71
IV.SMA1.EHE. ML:0.7 0.000028349280000000002 0.3808 AML other m 2023-11-07T07:01:07.62
IV.SMA1.EHN. ML:0.5 0.00002058338 0.2208 AML other m 2023-11-07T07:01:06.34
IV.FDMO.HHE. ML:0.6 0.000026755874999999997 1.3824 AML other m 2023-11-07T07:01:08.48
IV.FDMO.HHN. ML:0.5 0.000019556675 0.2784 AML other m 2023-11-07T07:01:04.78
IV.LNSS.HNE. ML:1.3 0.00011629398 0.64 AML other m 2023-11-07T07:01:06.84
IV.LNSS.HNN. ML:1.6 0.00022648930000000001 0.8512 AML other m 2023-11-07T07:01:04.82
IV.CSP1.EHE. ML:1.2 0.000075876305 0.24 AML other m 2023-11-07T07:01:08.00
IV.CSP1.EHN. ML:1.3 0.000084942955 0.2816 AML other m 2023-11-07T07:01:07.28
IV.RM33.EHE. ML:0.7 0.000020352375 0.9984 AML other m 2023-11-07T07:01:09.53
IV.RM33.EHN. ML:0.6 0.000014894954350000002 0.24 AML other m 2023-11-07T07:01:07.53
IV.MF5.EHE. ML:1.0 0.000045827060000000004 1.1616 AML other m 2023-11-07T07:01:02.76
IV.MF5.EHN. ML:0.6 0.00002145456 49.92 AML other m 2023-11-07T07:01:01.58
IV.MML1.EHN. ML:0.7 0.000020664466500000004 1.2192 AML other m 2023-11-07T07:01:09.43
IV.MML1.HNN. ML:1.4 0.000108058535 1.04 AML other m 2023-11-07T07:01:07.58
IV.MML1.EHE. ML:0.6 0.0000126862895 0.24 AML other m 2023-11-07T07:01:10.11
IV.TERO.HNE. ML:1.5 0.00010343447999999999 1.0496 AML other m 2023-11-07T07:01:05.74
IV.TERO.HNN. ML:1.4 0.00009073148 0.5184 AML other m 2023-11-07T07:01:13.79
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download