Earthquake with magnitude of ML 0.8 on date 15-04-2023 and time 10:42:56 (Italy) in region 2 km E Scheggino (PG)

A magnitude ML 0.8 earthquake occured in region: 2 km E Scheggino (PG), on

  • 15-04-2023 08:42:56 (UTC)
  • 15-04-2023 10:42:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7180, 12.8580 at 11 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
Scheggino PG 2 461 461
Sant'Anatolia di Narco PG 3 564 1025
Vallo di Nera PG 6 364 1389
Poggiodomo PG 6 117 1506
Spoleto PG 10 38218 39724
Monteleone di Spoleto PG 11 599 40323
Ferentillo TR 12 1913 42236
Cerreto di Spoleto PG 12 1075 43311
Cascia PG 13 3217 46528
Campello sul Clitunno PG 13 2442 48970
Polino TR 15 233 49203
Montefranco TR 15 1276 50479
Arrone TR 17 2763 53242
Castel Ritaldi PG 19 3278 56520
Leonessa RI 19 2435 58955
Trevi PG 20 8469 67424
Sellano PG 20 1079 68503

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NE of Terni (111501 inhabitants)
29 Km SE of Foligno (57155 inhabitants)
58 Km SE of Perugia (166134 inhabitants)
60 Km NW of L'Aquila (69753 inhabitants)
70 Km W of Teramo (54892 inhabitants)
70 Km E of Viterbo (67173 inhabitants)
80 Km N of Guidonia Montecelio (88673 inhabitants)
84 Km N of Tivoli (56533 inhabitants)
97 Km NE of Roma (2864731 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 0.8 2023-04-15
08:42:56
42.7177 12.8575 11 2023-04-15
09:01:38
Sala Sismica INGV-Roma 116404881
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-15 08:42:56 ± 0.07
Latitude 42.7177 ± 0.0036
Longitude 12.8575 ± 0.0049
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 116404881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 421
Semi-minor axis of confidence ellipse (meter) 264
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 49
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.40469
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 116404881
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-15 09:01:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.AGOR.HHZ. 2023-04-15T08:44:45.10 3.0 undecidable manual Sg 14.18 0
IV.MAGA.HHZ. 2023-04-15T08:44:27.15 3.0 undecidable manual Sn -0.05 0
IV.PTRP.HHZ. 2023-04-15T08:44:24.39 3.0 undecidable manual Sg 7.34 0
7C.SPAOL.HNZ. 2023-04-15T08:44:07.01 3.0 positive manual Pn -3.24 0
OX.AGOR.HHZ. 2023-04-15T08:43:57.09 3.0 undecidable manual Pg 8.95 0
NI.VINO.HHZ. 2023-04-15T08:43:53.34 3.0 undecidable manual Pg 6.25 0
IV.CFMN.HNZ. 2023-04-15T08:43:48.91 3.0 undecidable manual Sg 0.23 0
IV.IMOL.HNZ. 2023-04-15T08:43:47.48 3.0 undecidable manual Sn -0.13 0
IV.RIBO.EHZ.01 2023-04-15T08:43:34.75 3.0 undecidable manual Sn -0.34 0
IV.IMOL.HNZ. 2023-04-15T08:43:24.88 3.0 positive manual Pn 1.07 0
IV.ASSB.HHZ. 2023-04-15T08:43:09.04 0.3 undecidable manual S 336 39.5271 50 -0.11 70
IV.CESI.HHZ. 2023-04-15T08:43:07.13 0.3 undecidable manual S 7 32.0457 50 -0.04 72
IV.POFI.HHZ. 2023-04-15T08:43:06.10 3.0 undecidable manual P -5.78 0
IV.MOMA.HHZ. 2023-04-15T08:43:05.39 0.3 undecidable manual S 292 25.2525 50 0.04 73
IV.MML1.HNE. 2023-04-15T08:43:04.65 0.3 undecidable manual P 12 44.9217 50 0.17 68
IV.ASSB.HHZ. 2023-04-15T08:43:03.73 0.3 undecidable manual P 336 39.5271 50 0.08 70
IV.FDMO.HHE. 2023-04-15T08:43:03.67 0.6 undecidable manual P 28 40.0266 50 -0.06 47
IV.LNSS.HHZ. 2023-04-15T08:43:03.60 0.3 undecidable manual S 130 19.5693 50 -0.24 71
IV.CESI.HHZ. 2023-04-15T08:43:02.46 0.1 undecidable manual P 7 32.0457 50 -0.05 96
IV.MF5.EHZ. 2023-04-15T08:43:02.88 3.0 positive manual P -1.56 0
IV.MOMA.HHZ. 2023-04-15T08:43:01.28 0.3 undecidable manual P 292 25.2525 50 -0.18 71
IV.LNSS.HHZ. 2023-04-15T08:43:00.78 0.3 undecidable manual P 130 19.5693 50 0.19 71
IV.GAVE.HNZ. 2023-04-15T08:43:00.19 0.1 undecidable manual S 133 4.0959 160 -0.05 100
IV.GAVE.HNZ. 2023-04-15T08:42:58.62 0.1 undecidable manual P 133 4.0959 160 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.0 0.00007455000000000001 0.6 AML other m 2023-04-15T08:43:04.06
IV.LNSS.HHN. ML:0.8 0.00005187726 0.096 AML other m 2023-04-15T08:43:04.10
IV.MOMA.HHE. ML:0.6 0.000027026225 0.16 AML other m 2023-04-15T08:43:07.08
IV.ASSB.HHE. ML:0.6 0.0000158861295 0.1792 AML other m 2023-04-15T08:43:09.95
IV.ASSB.HHN. ML:0.8 0.00002134634 0.16 AML other m 2023-04-15T08:43:09.96
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