Earthquake with magnitude of ML 1.4 on date 09-02-2023 and time 12:42:13 (Italy) in region 2 km NE Norcia (PG)

A magnitude ML 1.4 earthquake occured in region: 2 km NE Norcia (PG), on

  • 09-02-2023 11:42:13 (UTC)
  • 09-02-2023 12:42:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8080, 13.1100 at 10 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 2 4957 4957
Preci PG 10 724 5681
Castelsantangelo sul Nera MC 10 281 5962
Cascia PG 13 3217 9179
Visso MC 14 1107 10286
Ussita MC 16 444 10730
Arquata del Tronto AP 16 1178 11908
Cerreto di Spoleto PG 16 1075 12983
Accumoli RI 17 667 13650
Sellano PG 17 1079 14729
Poggiodomo PG 18 117 14846
Montegallo AP 19 523 15369

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
47 Km NE of Terni (111501 inhabitants)
51 Km W of Teramo (54892 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
68 Km SE of Perugia (166134 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
93 Km E of Viterbo (67173 inhabitants)
95 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
97 Km N of Tivoli (56533 inhabitants)
98 Km W of Pescara (121014 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 1.4 2023-02-09
11:42:13
42.8077 13.1102 10 2024-03-01
17:17:59
Bollettino Sismico Italiano INGV 115625731
Reviewed
Rev100
ML 1.6 2023-02-09
11:42:13
42.8053 13.1013 11 2023-02-09
11:51:24
Sala Sismica INGV-Roma 114295091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-09 11:42:13 ± 0.04
Latitude 42.8077 ± 0.0018
Longitude 13.1102 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115625731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 258
Semi-minor axis of confidence ellipse (meter) 227
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 77
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 53
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 40
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39570
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 115625731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-03-22 11:33:35

ML:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 18
Type of magnitude ML
Reference to an origin 114295091
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-09 11:51:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPNC.HHZ. 2023-02-09T11:43:27.41 3.0 negative manual Pg 10.87 0
IV.MUCR.HHZ. 2023-02-09T11:43:22.35 3.0 undecidable manual Pn 6.32 0
IV.TDS.HHZ. 2023-02-09T11:43:14.22 3.0 undecidable manual Pg 9.71 0
IV.PIPA.HHZ. 2023-02-09T11:43:09.09 3.0 positive manual Pn -0.63 0
IV.IMOL.HNZ. 2023-02-09T11:43:06.41 3.0 undecidable manual Sn 0.04 0
IV.BDI.HHZ. 2023-02-09T11:42:49.39 3.0 undecidable manual Pg 5.88 0
IV.MOMA.HHZ. 2023-02-09T11:42:28.49 0.3 undecidable manual S 270 43.9227 50 0.66 61
IV.CAMP.HHN. 2023-02-09T11:42:26.34 0.3 undecidable manual S 141 38.7279 50 -0.11 71
IV.MF5.EHZ. 2023-02-09T11:42:26.04 0.3 undecidable manual S 55 34.743 50 0.67 62
IV.MML1.EHZ. 2023-02-09T11:42:25.55 0.3 undecidable manual S 342 35.742 50 -0.09 72
IV.RM33.HNE. 2023-02-09T11:42:25.26 0.1 undecidable manual S 166 34.2435 50 0.03 97
IV.CSP1.EHZ. 2023-02-09T11:42:24.70 0.3 undecidable manual S 14 32.4453 50 -0.06 73
IV.SMA1.EHZ. 2023-02-09T11:42:23.18 0.3 undecidable manual S 137 26.8509 50 -0.09 73
IV.CESI.HHZ. 2023-02-09T11:42:23.23 0.1 undecidable manual S 323 27.5502 50 -0.21 95
IV.LNSS.HHE. 2023-02-09T11:42:22.13 0.3 undecidable manual S 194 23.4543 114 -0.19 72
IV.FDMO.HHZ. 2023-02-09T11:42:22.59 0.3 undecidable manual S 356 25.4523 50 -0.3 70
IV.MTRA.EHE. 2023-02-09T11:42:22.54 0.3 undecidable manual S 104 23.9538 113 0.04 74
IV.MOMA.HHZ. 2023-02-09T11:42:22.19 0.3 undecidable manual P 270 43.9227 50 0.44 66
IV.GAVE.EHZ. 2023-02-09T11:42:21.64 0.3 undecidable manual S 234 21.7671 115 -0.15 73
IV.MMO1.EHZ. 2023-02-09T11:42:21.14 0.3 undecidable manual S 60 20.3685 117 -0.21 72
IT.MTCL.HGZ. 2023-02-09T11:42:21.75 0.3 undecidable manual S 336 22.5552 114 -0.28 71
IV.RM33.HNE. 2023-02-09T11:42:20.06 0.3 undecidable manual P 166 34.2435 50 -0.19 71
IV.MF5.EHZ. 2023-02-09T11:42:20.62 0.3 undecidable manual P 55 34.743 50 0.29 69
7F.SIB2.EHE. 2023-02-09T11:42:20.53 0.3 undecidable manual S 60 18.2706 119 -0.18 73
IV.CAMP.HHN. 2023-02-09T11:42:20.82 0.1 undecidable manual P 141 38.7279 50 -0.13 94
7F.SIB1.EHE. 2023-02-09T11:42:20.22 0.3 undecidable manual S 53 16.1727 122 0.13 74
IV.FEMA.HNE. 2023-02-09T11:42:20.52 0.1 undecidable manual S 344 17.7711 120 -0.06 100
IV.MML1.EHZ. 2023-02-09T11:42:20.44 0.3 undecidable manual P 342 35.742 50 -0.04 73
7F.SIB3.EHN. 2023-02-09T11:42:19.61 0.3 undecidable manual S 60 14.9739 124 -0.14 74
IV.CESI.HHZ. 2023-02-09T11:42:19.06 0.1 undecidable manual P 323 27.5502 50 -0.16 96
IV.SMA1.EHZ. 2023-02-09T11:42:19.09 0.3 undecidable manual P 137 26.8509 50 -0.03 74
IV.CSP1.EHZ. 2023-02-09T11:42:19.92 0.1 undecidable manual P 14 32.4453 50 -0.06 97
IV.MC2.EHZ. 2023-02-09T11:42:19.56 0.1 undecidable manual S 29 13.1757 128 0.33 95
IV.GAVE.EHZ. 2023-02-09T11:42:18.53 0.1 undecidable manual P 234 21.7671 115 0.26 95
IV.LNSS.HHE. 2023-02-09T11:42:18.54 0.1 undecidable manual P 194 23.4543 114 -0.03 99
IT.MTCL.HGZ. 2023-02-09T11:42:18.37 0.1 undecidable manual P 336 22.5552 114 -0.04 99
IV.FAGN.HHZ. 2023-02-09T11:42:18.25 3.0 undecidable manual P 0.05 0
IV.FDMO.HHZ. 2023-02-09T11:42:18.78 0.1 positive manual P 356 25.4523 50 -0.12 97
IV.MTRA.EHE. 2023-02-09T11:42:18.29 0.3 undecidable manual P 104 23.9538 113 -0.38 69
IV.FEMA.HNE. 2023-02-09T11:42:17.17 0.3 undecidable manual P 344 17.7711 120 -0.39 70
IV.MC2.EHZ. 2023-02-09T11:42:17.12 0.1 positive manual P 29 13.1757 128 0.33 95
7F.SIB3.EHN. 2023-02-09T11:42:17.14 0.1 undecidable manual P 60 14.9739 124 0.06 100
IV.MMO1.EHZ. 2023-02-09T11:42:17.98 0.3 undecidable manual P 60 20.3685 117 -0.03 75
IV.NRCA.HHZ. 2023-02-09T11:42:17.11 0.3 undecidable manual S 7 2.8971 164 -0.03 77
7F.SIB2.EHE. 2023-02-09T11:42:17.59 0.1 undecidable manual P 60 18.2706 119 -0.05 100
7F.SIB1.EHE. 2023-02-09T11:42:17.48 0.1 undecidable manual P 53 16.1727 122 0.2 97
IV.NRCA.HHZ. 2023-02-09T11:42:15.86 0.1 undecidable manual P 7 2.8971 164 0.28 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FAGN.HHN. ML:1.8 0.00009255 0.06 AML other m 2023-02-09T11:42:20.31
IV.MC2.EHE. ML:1.7 0.00051979745 0.1216 AML other m 2023-02-09T11:42:20.70
IV.MMO1.EHE. ML:1.4 0.00018987019999999998 0.2176 AML other m 2023-02-09T11:42:22.12
IV.MC2.EHN. ML:1.7 0.0005298473500000001 0.1792 AML other m 2023-02-09T11:42:22.26
IV.MMO1.EHN. ML:1.2 0.0001191629 0.1408 AML other m 2023-02-09T11:42:22.75
IV.FDMO.HHN. ML:1.2 0.00009159818 0.1408 AML other m 2023-02-09T11:42:23.52
IV.FDMO.HHE. ML:1.2 0.00009389999999999999 0.14 AML other m 2023-02-09T11:42:24.20
IV.CSP1.EHE. ML:1.6 0.000158041 0.2048 AML other m 2023-02-09T11:42:25.50
IV.CSP1.EHN. ML:1.6 0.00017432989999999999 0.2816 AML other m 2023-02-09T11:42:27.41
IV.MML1.EHN. ML:1.1 0.000047380305000000005 0.2048 AML other m 2023-02-09T11:42:27.11
IV.MOMA.HHE. ML:0.0 0.00007283977 0.224 AML other m 2023-02-09T11:42:29.61
IV.MOMA.HHN. ML:0.0 0.000046659945 0.1984 AML other m 2023-02-09T11:42:30.23
IV.MOMA.HNE. ML:1.6 0.00011218212499999999 0.2688 AML other m 2023-02-09T11:42:29.48
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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