Earthquake with magnitude of ML 0.8 on date 14-05-2023 and time 08:15:48 (UTC) in region 2 km NE Monteleone di Spoleto (PG)

A magnitude ML 0.8 earthquake occured in region: 2 km NE Monteleone di Spoleto (PG), on

  • 14-05-2023 08:15:48 (UTC)
  • 14-05-2023 10:15:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6630, 12.9690 at 12 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
Monteleone di Spoleto PG 2 599 599
Poggiodomo PG 6 117 716
Cascia PG 7 3217 3933
Leonessa RI 11 2435 6368
Scheggino PG 13 461 6829
Polino TR 13 233 7062
Sant'Anatolia di Narco PG 13 564 7626
Vallo di Nera PG 15 364 7990
Ferentillo TR 15 1913 9903
Cittareale RI 16 482 10385
Norcia PG 18 4957 15342
Cerreto di Spoleto PG 18 1075 16417
Montefranco TR 18 1276 17693
Arrone TR 18 2763 20456
Posta RI 19 694 21150
Rivodutri RI 19 1253 22403
Morro Reatino RI 19 373 22776
Poggio Bustone RI 19 2055 24831

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km E of Terni (111501 inhabitants)
39 Km SE of Foligno (57155 inhabitants)
49 Km NW of L'Aquila (69753 inhabitants)
60 Km W of Teramo (54892 inhabitants)
68 Km SE of Perugia (166134 inhabitants)
76 Km E of Viterbo (67173 inhabitants)
76 Km N of Guidonia Montecelio (88673 inhabitants)
79 Km N of Tivoli (56533 inhabitants)
94 Km NE of Roma (2864731 inhabitants)
98 Km W of Montesilvano (53738 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 2023-05-14
08:15:48
42.6627 12.9688 12 2023-05-14
08:33:54
Sala Sismica INGV-Roma 117339981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-14 08:15:48 ± 0.08
Latitude 42.6627 ± 0.0045
Longitude 12.9688 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117339981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 460
Semi-minor axis of confidence ellipse (meter) 251
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 350
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.06205
Epicentral distance of station farthest from the epicenter (degree) 0.23742
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 117339981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-14 08:33:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2023-05-14T08:15:56.63 0.6 undecidable manual S 32 22.3554 97 -0.05 49
IV.NRCA.HHZ. 2023-05-14T08:15:53.09 0.3 positive manual P 32 22.3554 97 -0.02 74
IV.RM33.EHZ. 2023-05-14T08:15:53.64 1.0 negative manual P 130 26.3514 95 -0.08 24
IV.LNSS.HHZ. 2023-05-14T08:15:53.23 0.6 undecidable manual S 139 8.7801 133 -0.11 49
IV.ARRO.EHZ. 2023-05-14T08:15:52.53 0.3 negative manual P 241 18.9699 100 -0.06 73
IV.GAVE.EHZ. 2023-05-14T08:15:52.93 0.6 undecidable manual S 298 6.8931 142 -0.06 50
IV.GAVE.EHZ. 2023-05-14T08:15:51.04 0.1 undecidable manual P 298 6.8931 142 0.06 100
IV.LNSS.HHZ. 2023-05-14T08:15:51.30 0.1 positive manual P 139 8.7801 133 0.12 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHN. ML:0.5 0.000047268130000000004 0.1984 AML other m 2023-05-14T08:15:53.13
IV.GAVE.EHE. ML:0.8 0.0000732 0.88 AML other m 2023-05-14T08:15:53.84
IV.LNSS.HHE. ML:0.6 0.00005065 1.66 AML other m 2023-05-14T08:15:53.99
IV.LNSS.HHN. ML:0.7 0.00005690000000000001 0.8 AML other m 2023-05-14T08:15:54.65
IV.NRCA.HHE. ML:1.1 0.00007630000000000001 0.18 AML other m 2023-05-14T08:16:06.69
IV.NRCA.HHN. ML:0.9 0.000053849999999999994 0.64 AML other m 2023-05-14T08:16:08.17
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