Earthquake with magnitude of ML 1.5 on date 12-07-2023 and time 07:50:53 (UTC) in region 2 km E Norcia (PG)

A magnitude ML 1.5 earthquake occured in region: 2 km E Norcia (PG), on

  • 12-07-2023 07:50:53 (UTC)
  • 12-07-2023 09:50:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8020, 13.1180 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 11 724 5681
Castelsantangelo sul Nera MC 11 281 5962
Cascia PG 13 3217 9179
Visso MC 15 1107 10286
Arquata del Tronto AP 15 1178 11464
Accumoli RI 16 667 12131
Ussita MC 16 444 12575
Cerreto di Spoleto PG 17 1075 13650
Poggiodomo PG 18 117 13767
Montegallo AP 18 523 14290
Sellano PG 18 1079 15369

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Foligno (57155 inhabitants)
47 Km NE of Terni (111501 inhabitants)
51 Km W of Teramo (54892 inhabitants)
55 Km NW of L'Aquila (69753 inhabitants)
68 Km SE of Perugia (166134 inhabitants)
90 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)
97 Km W of Pescara (121014 inhabitants)
100 Km NW of Chieti (51815 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 1.5 2023-07-12
07:50:53
42.8022 13.1177 10 2024-09-10
16:44:12
Bollettino Sismico Italiano INGV 119236031
Reviewed
Rev100
ML 1.5 2023-07-12
07:50:53
42.8043 13.1193 10 2023-07-12
07:58:23
Sala Sismica INGV-Roma 119188691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-12 07:50:53 ± 0.05
Latitude 42.8022 ± 0.0027
Longitude 13.1177 ± 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 119236031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 362
Semi-minor axis of confidence ellipse (meter) 219
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 122
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) 44
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 38
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) 0.48294
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.4
Num. used stations 38
Type of magnitude ML
Reference to an origin 119236031
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-07-13 14:23:15

ML:1.5

Field Value
Value 1.5
Uncertainty 0.4
Num. used stations 38
Type of magnitude ML
Reference to an origin 119188691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-12 07:58:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LATB.EHZ. 2023-07-12T07:51:34.12 3.0 undecidable manual S -1.92 0
IV.MF5.EHZ. 2023-07-12T07:51:06.26 0.3 undecidable manual S 53 34.6431 50 0.7 61
IV.CSP1.EHZ. 2023-07-12T07:51:04.97 0.3 undecidable manual S 12 32.9448 50 -0.14 71
IV.GIGS.HHZ. 2023-07-12T07:51:03.23 0.1 undecidable manual P 136 53.6019 50 -0.22 90
IV.FDMO.HHZ. 2023-07-12T07:51:02.51 0.1 undecidable manual S 355 26.1516 50 -0.79 79
IT.MTCL.HGZ. 2023-07-12T07:51:02.08 0.3 undecidable manual S 336 23.3544 113 -0.35 69
IV.MOMA.HHZ. 2023-07-12T07:51:02.37 0.1 undecidable manual P 270 44.622 50 0.31 90
IV.LNSS.HHZ. 2023-07-12T07:51:02.18 0.3 undecidable manual S 196 22.9548 113 -0.14 73
IV.ASSB.HHZ. 2023-07-12T07:51:02.17 0.3 undecidable manual P 306 45.8208 50 -0.08 71
IV.GAVE.EHZ. 2023-07-12T07:51:01.79 0.3 undecidable manual S 236 21.9669 114 -0.19 72
IV.MTRA.EHZ. 2023-07-12T07:51:01.99 0.3 undecidable manual S 102 23.2545 113 -0.41 69
IV.TERO.HHZ. 2023-07-12T07:51:01.77 0.1 undecidable manual P 116 44.3223 50 -0.25 91
IV.SAP2.EHE. 2023-07-12T07:51:01.60 0.3 undecidable manual P 35 39.8268 50 0.27 69
IV.ARRO.EHZ. 2023-07-12T07:51:01.12 0.1 undecidable manual P 229 37.9287 50 0.09 95
IV.MMO1.EHZ. 2023-07-12T07:51:01.05 0.3 undecidable manual S 58 20.1687 116 -0.37 70
IV.CAMP.HHZ. 2023-07-12T07:51:00.92 0.1 undecidable manual P 141 37.9287 50 -0.11 95
IV.GUMA.HHZ. 2023-07-12T07:51:00.64 0.1 undecidable manual P 31 33.8439 50 0.23 93
IV.RM33.HNE. 2023-07-12T07:51:00.47 0.1 undecidable manual P 166 33.4443 50 0.13 95
IV.PF6.EHN. 2023-07-12T07:51:00.86 0.1 undecidable manual P 9 37.7289 50 -0.14 94
7F.SIB2.EHE. 2023-07-12T07:51:00.57 0.6 undecidable manual S 57 18.0708 119 -0.21 48
IV.MF5.EHZ. 2023-07-12T07:51:00.82 0.1 undecidable manual P 53 34.6431 50 0.3 92
7F.SIB1.EHE. 2023-07-12T07:51:00.27 0.6 undecidable manual S 50 16.0728 122 0.08 50
IV.CSP1.EHZ. 2023-07-12T07:51:00.26 0.1 undecidable manual P 12 32.9448 50 0 98
IV.CESI.HHZ. 2023-07-12T07:50:59.60 0.1 undecidable manual P 322 28.3494 50 0.04 98
IV.FDMO.HHZ. 2023-07-12T07:50:59.10 0.1 undecidable manual P 355 26.1516 50 -0.11 97
IV.MC2.EHZ. 2023-07-12T07:50:59.84 0.1 undecidable manual S 26 13.4754 127 0.41 93
IV.SMA1.EHZ. 2023-07-12T07:50:59.04 0.3 undecidable manual P 137 26.0517 50 -0.16 72
7F.SIB3.EHN. 2023-07-12T07:50:59.66 0.1 undecidable manual S 57 14.7741 124 -0.15 98
IV.MMO1.EHZ. 2023-07-12T07:50:58.13 0.1 undecidable manual P 58 20.1687 116 0.01 100
IV.LNSS.HHZ. 2023-07-12T07:50:58.75 0.1 undecidable manual P 196 22.9548 113 0.11 97
IV.GAVE.EHZ. 2023-07-12T07:50:58.59 0.1 undecidable manual P 236 21.9669 114 0.14 97
IV.MTRA.EHZ. 2023-07-12T07:50:58.73 0.1 undecidable manual P 102 23.2545 113 0.04 99
IT.MTCL.HGZ. 2023-07-12T07:50:58.70 0.1 undecidable manual P 336 23.3544 113 -0.01 99
7F.SIB2.EHE. 2023-07-12T07:50:57.78 0.1 undecidable manual P 57 18.0708 119 0.02 100
7F.SIB1.EHE. 2023-07-12T07:50:57.62 0.1 undecidable manual P 50 16.0728 122 0.2 97
IV.NRCA.HNZ. 2023-07-12T07:50:57.11 0.1 undecidable manual S 355 3.4965 161 -0.18 99
7F.SIB3.EHN. 2023-07-12T07:50:57.27 0.1 undecidable manual P 57 14.7741 124 0.07 100
IV.MC2.EHZ. 2023-07-12T07:50:57.24 0.1 undecidable manual P 26 13.4754 127 0.27 96
IV.NRCA.HNZ. 2023-07-12T07:50:55.98 0.1 undecidable manual P 355 3.4965 161 0.24 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:2.2 0.002835 0.1 AML other m 2023-07-12T07:50:57.29
IV.NRCA.HHN. ML:2.4 0.00477 0.1 AML other m 2023-07-12T07:50:57.23
IV.NRCA.HNN. ML:2.4 0.00413 0.1 AML other m 2023-07-12T07:50:57.23
IV.NRCA.HHE. ML:2.2 0.0029100000000000003 0.98 AML other m 2023-07-12T07:50:57.29
IV.MC2.EHE. ML:1.9 0.0007949999999999999 1.34 AML other m 2023-07-12T07:51:00.89
IV.MC2.EHN. ML:1.9 0.0008215000000000001 1.82 AML other m 2023-07-12T07:51:01.96
IV.MMO1.EHE. ML:1.8 0.000521 0.16 AML other m 2023-07-12T07:51:01.60
IV.MMO1.EHN. ML:1.7 0.00040300000000000004 0.72 AML other m 2023-07-12T07:51:02.18
IV.LNSS.HHN. ML:1.7 0.000324 0.14 AML other m 2023-07-12T07:51:02.84
IV.MTRA.EHN. ML:1.5 0.00021450000000000004 0.74 AML other m 2023-07-12T07:51:02.61
IT.MTCL.HGN. ML:3.4 0.01515 0.96 AML other m 2023-07-12T07:51:03.64
IV.FDMO.HHN. ML:1.3 0.00010505 0.64 AML other m 2023-07-12T07:51:03.00
IV.MTRA.EHE. ML:1.6 0.0002715 0.92 AML other m 2023-07-12T07:51:03.43
IV.FDMO.HHE. ML:1.4 0.0001245 0.6 AML other m 2023-07-12T07:51:03.73
IV.LNSS.HHE. ML:1.7 0.000307 1.06 AML other m 2023-07-12T07:51:03.84
IV.GAVE.EHE. ML:1.5 0.0002155 0.98 AML other m 2023-07-12T07:51:03.95
IV.SMA1.EHN. ML:1.3 0.0001115 0.32 AML other m 2023-07-12T07:51:04.33
IV.SMA1.EHE. ML:1.4 0.0001395 0.22 AML other m 2023-07-12T07:51:04.32
IV.CESI.HHN. ML:1.6 0.000215 1.3 AML other m 2023-07-12T07:51:04.22
IV.CESI.HHE. ML:1.3 0.0001115 1.5 AML other m 2023-07-12T07:51:04.95
IT.MTCL.HGE. ML:3.4 0.017 0.04 AML other m 2023-07-12T07:51:05.29
IV.GAVE.EHN. ML:1.3 0.00014665000000000001 0.42 AML other m 2023-07-12T07:51:05.38
IV.CSP1.EHN. ML:1.7 0.00023549999999999998 0.16 AML other m 2023-07-12T07:51:05.63
IV.CSP1.EHE. ML:1.6 0.000183 0.3 AML other m 2023-07-12T07:51:06.05
IV.GUMA.HHE. ML:1.6 0.00017099999999999998 1.1 AML other m 2023-07-12T07:51:06.43
IV.GUMA.HHN. ML:1.7 0.000194 1.38 AML other m 2023-07-12T07:51:07.15
IV.CAMP.HHE. ML:0.8 0.0000233 0.68 AML other m 2023-07-12T07:51:07.22
IV.CAMP.HHN. ML:0.8 0.000022800000000000002 0.92 AML other m 2023-07-12T07:51:07.32
IV.ARRO.EHE. ML:1.1 0.00004655 0.88 AML other m 2023-07-12T07:51:08.84
IV.TERO.HHE. ML:1.2 0.00004965 0.6 AML other m 2023-07-12T07:51:08.56
IV.TERO.HHN. ML:1.4 0.00006829999999999999 1.38 AML other m 2023-07-12T07:51:08.77
IV.ARRO.EHN. ML:1.0 0.00004185 0.16 AML other m 2023-07-12T07:51:09.60
IV.ASSB.HHN. ML:1.2 0.0000516 1.36 AML other m 2023-07-12T07:51:09.76
IV.MOMA.HHE. ML:1.3 0.00006715 1.14 AML other m 2023-07-12T07:51:09.80
IV.MOMA.HHN. ML:1.1 0.000038400000000000005 1.14 AML other m 2023-07-12T07:51:10.58
IV.ASSB.HHE. ML:1.2 0.0000493 1.5 AML other m 2023-07-12T07:51:11.19
IV.LATB.EHE. ML:1.7 0.000022595 0.46 AML other m 2023-07-12T07:51:36.29
IV.LATB.EHN. ML:1.6 0.000022100000000000002 1.58 AML other m 2023-07-12T07:52:02.91
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