Earthquake with magnitude of ML 1.2 on date 30-07-2023 and time 01:37:10 (UTC) in region 6 km W Sellano (PG)

A magnitude ML 1.2 earthquake occured in region: 6 km W Sellano (PG), on

  • 30-07-2023 01:37:10 (UTC)
  • 30-07-2023 03:37:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8810, 12.8560 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
Sellano PG 6 1079 1079
Cerreto di Spoleto PG 8 1075 2154
Trevi PG 9 8469 10623
Campello sul Clitunno PG 9 2442 13065
Vallo di Nera PG 12 364 13429
Preci PG 15 724 14153
Foligno PG 15 57155 71308
Castel Ritaldi PG 16 3278 74586
Sant'Anatolia di Narco PG 16 564 75150
Montefalco PG 17 5679 80829
Monte Cavallo MC 17 145 80974
Scheggino PG 19 461 81435
Spoleto PG 19 38218 119653
Spello PG 20 8645 128298
Visso MC 20 1107 129405
Poggiodomo PG 20 117 129522

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km SE of Foligno (57155 inhabitants)
39 Km NE of Terni (111501 inhabitants)
46 Km SE of Perugia (166134 inhabitants)
74 Km W of Teramo (54892 inhabitants)
74 Km NW of L'Aquila (69753 inhabitants)
80 Km NE of Viterbo (67173 inhabitants)
98 Km SW of Ancona (100861 inhabitants)
98 Km N of Guidonia Montecelio (88673 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 1.2 2023-07-30
01:37:10
42.8808 12.8562 11 2023-07-30
01:41:52
Sala Sismica INGV-Roma 119693501
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-30 01:37:10 ± 0.05
Latitude 42.8808 ± 0.0027
Longitude 12.8562 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119693501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 369
Semi-minor axis of confidence ellipse (meter) 252
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 108
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 68
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.43167
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 119693501
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-30 01:41:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2023-07-30T01:37:34.87 3.0 undecidable manual S 0.02 0
IV.CSP1.EHZ. 2023-07-30T01:37:22.77 0.6 undecidable manual S 50 36.741 50 0.26 46
IV.ARRO.EHZ. 2023-07-30T01:37:21.91 0.6 undecidable manual S 192 34.2435 50 0.05 48
IV.MF5.EHZ. 2023-07-30T01:37:19.85 3.0 positive manual P 0.23 0
IV.FDMO.HHZ. 2023-07-30T01:37:19.35 0.6 undecidable manual S 47 25.4523 50 -0.16 48
IT.GNU.HGE. 2023-07-30T01:37:19.44 0.6 undecidable manual S 250 24.753 50 0.12 48
IV.MML1.EHZ. 2023-07-30T01:37:19.96 0.6 undecidable manual S 20 27.4503 50 -0.08 49
IV.SMA1.EHZ. 2023-07-30T01:37:19.45 0.3 undecidable manual P 125 47.9187 50 0.46 65
IV.FOSV.EHZ. 2023-07-30T01:37:19.17 3.0 positive manual P 0.29 0
IV.GUMA.HHZ. 2023-07-30T01:37:18.60 0.3 undecidable manual P 62 43.8228 50 0.24 68
IV.NRCA.HHZ. 2023-07-30T01:37:18.16 0.6 undecidable manual S 104 21.6672 116 -0.28 47
IV.GAVE.EHZ. 2023-07-30T01:37:18.08 0.6 undecidable manual S 172 21.1677 116 -0.22 48
IV.ASSB.HHZ. 2023-07-30T01:37:18.83 0.6 undecidable manual S 318 24.0537 50 -0.3 47
IV.CSP1.EHZ. 2023-07-30T01:37:17.21 0.3 undecidable manual P 50 36.741 50 -0.06 72
IV.ATCC.EHZ. 2023-07-30T01:37:17.40 0.3 undecidable manual P 333 38.0286 50 -0.07 72
IV.FEMA.HNN. 2023-07-30T01:37:17.42 0.6 undecidable manual S 60 18.0708 120 0.06 50
IV.ARRO.EHZ. 2023-07-30T01:37:16.77 0.1 undecidable manual P 192 34.2435 50 -0.12 95
IT.MTCL.HGN. 2023-07-30T01:37:16.94 0.6 undecidable manual S 43 17.0718 121 -0.12 49
IV.CESI.HHZ. 2023-07-30T01:37:16.43 0.6 undecidable manual S 16 14.2746 126 0.18 49
IV.ASSB.HHZ. 2023-07-30T01:37:15.15 0.1 negative manual P 318 24.0537 50 -0.17 96
IV.FDMO.HHZ. 2023-07-30T01:37:15.38 0.1 undecidable manual P 47 25.4523 50 -0.16 96
IT.GNU.HGE. 2023-07-30T01:37:15.79 0.3 undecidable manual P 250 24.753 50 0.36 69
IV.MML1.EHZ. 2023-07-30T01:37:15.72 0.1 undecidable manual P 20 27.4503 50 -0.12 96
IV.GAVE.EHZ. 2023-07-30T01:37:14.78 0.1 undecidable manual P 172 21.1677 116 -0.06 99
IV.FEMA.HNN. 2023-07-30T01:37:14.42 0.1 undecidable manual P 60 18.0708 120 0.12 98
IT.MTCL.HGN. 2023-07-30T01:37:14.15 0.1 undecidable manual P 43 17.0718 121 0.03 100
IV.NRCA.HHZ. 2023-07-30T01:37:14.80 0.1 undecidable manual P 104 21.6672 116 -0.12 97
IV.CESI.HHZ. 2023-07-30T01:37:13.85 0.1 undecidable manual P 16 14.2746 126 0.19 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.6 0.000426 0.3 AML other m 2023-07-30T01:37:16.77
IV.CESI.HHN. ML:1.5 0.0003395 1.7 AML other m 2023-07-30T01:37:17.03
IV.NRCA.HHN. ML:1.6 0.0002575 0.44 AML other m 2023-07-30T01:37:18.43
IV.NRCA.HHE. ML:1.3 0.00014150000000000002 0.06 AML other m 2023-07-30T01:37:18.51
IV.GAVE.EHN. ML:1.4 0.0001735 0.14 AML other m 2023-07-30T01:37:18.91
IV.GAVE.EHE. ML:1.4 0.00019350000000000001 0.58 AML other m 2023-07-30T01:37:19.37
IV.FDMO.HHE. ML:1.0 0.000052499999999999995 0.94 AML other m 2023-07-30T01:37:19.40
IV.FDMO.HHN. ML:0.9 0.0000465 1.44 AML other m 2023-07-30T01:37:20.91
IV.MML1.EHN. ML:1.1 0.00005964999999999999 0.22 AML other m 2023-07-30T01:37:20.21
IV.MML1.EHE. ML:1.2 0.0000862 0.16 AML other m 2023-07-30T01:37:20.16
IV.ASSB.HHN. ML:1.1 0.00007265 0.48 AML other m 2023-07-30T01:37:20.48
IV.ASSB.HHE. ML:0.9 0.000050299999999999996 1.36 AML other m 2023-07-30T01:37:20.91
IV.ARRO.EHE. ML:0.9 0.0000322 0.36 AML other m 2023-07-30T01:37:22.02
IV.ARRO.EHN. ML:0.8 0.000025 1.06 AML other m 2023-07-30T01:37:23.07
IV.GUMA.HHE. ML:1.5 0.00009165 0.16 AML other m 2023-07-30T01:37:25.23
IV.GUMA.HHN. ML:1.1 0.000042 1.1 AML other m 2023-07-30T01:37:26.33
IV.PIEI.HHE. ML:0.5 0.000007095 0.58 AML other m 2023-07-30T01:37:35.66
IV.PIEI.HHN. ML:0.8 0.0000085 0.42 AML other m 2023-07-30T01:37:42.49
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