Earthquake with magnitude of ML 0.7 on date 18-02-2023 and time 19:05:35 (Italy) in region 6 km E Monteleone di Spoleto (PG)

A magnitude ML 0.7 earthquake occured in region: 6 km E Monteleone di Spoleto (PG), on

  • 18-02-2023 18:05:35 (UTC)
  • 18-02-2023 19:05:35 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6350, 13.0200 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
Monteleone di Spoleto PG 6 599 599
Leonessa RI 9 2435 3034
Cascia PG 9 3217 6251
Poggiodomo PG 11 117 6368
Cittareale RI 12 482 6850
Posta RI 14 694 7544
Polino TR 15 233 7777
Borbona RI 17 617 8394
Scheggino PG 18 461 8855
Poggio Bustone RI 18 2055 10910
Sant'Anatolia di Narco PG 19 564 11474
Norcia PG 19 4957 16431
Ferentillo TR 19 1913 18344
Rivodutri RI 19 1253 19597
Morro Reatino RI 20 373 19970
Vallo di Nera PG 20 364 20334
Accumoli RI 20 667 21001

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Terni (111501 inhabitants)
44 Km SE of Foligno (57155 inhabitants)
44 Km NW of L'Aquila (69753 inhabitants)
56 Km W of Teramo (54892 inhabitants)
74 Km SE of Perugia (166134 inhabitants)
75 Km NE of Guidonia Montecelio (88673 inhabitants)
77 Km N of Tivoli (56533 inhabitants)
79 Km E of Viterbo (67173 inhabitants)
94 Km W of Montesilvano (53738 inhabitants)
94 Km NE of Roma (2864731 inhabitants)
99 Km W of Chieti (51815 inhabitants)
100 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
Reviewed
Rev100
ML 0.7 2023-02-18
18:05:35
42.6353 13.0197 10 2023-02-18
18:33:46
Sala Sismica INGV-Roma 114555811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-18 18:05:35 ± 0.09
Latitude 42.6353 ± 0.0045
Longitude 13.0197 ± 0.0061
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 114555811

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 543
Semi-minor axis of confidence ellipse (meter) 392
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 210
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.03597
Epicentral distance of station farthest from the epicenter (degree) 0.37861
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 114555811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-18 18:33:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHE. 2023-02-18T18:05:49.05 0.3 undecidable manual S 347 42.0246 50 -0.39 67
IV.MC2.EHZ. 2023-02-18T18:05:47.73 0.3 undecidable manual S 24 33.5442 50 0.55 65
IV.SMA1.EHZ. 2023-02-18T18:05:45.12 0.6 undecidable manual S 91 25.752 111 0.13 48
IV.NRCA.HHZ. 2023-02-18T18:05:44.00 0.3 undecidable manual S 19 23.2545 112 -0.19 72
IV.RM33.EHZ. 2023-02-18T18:05:43.43 0.3 undecidable manual S 131 21.2676 114 -0.1 74
IV.CESI.HHE. 2023-02-18T18:05:43.50 0.3 undecidable manual P 347 42.0246 50 -0.03 72
IV.MC2.EHZ. 2023-02-18T18:05:42.22 0.3 undecidable manual P 24 33.5442 50 0 74
IV.RM33.EHZ. 2023-02-18T18:05:40.08 0.1 undecidable manual P 131 21.2676 114 -0.04 100
IV.ARRO.EHZ. 2023-02-18T18:05:40.04 0.6 undecidable manual P 253 21.6672 114 -0.16 49
IV.NRCA.HHZ. 2023-02-18T18:05:40.47 0.1 undecidable manual P 19 23.2545 112 -0.03 100
IV.GAVE.EHZ. 2023-02-18T18:05:40.94 0.6 undecidable manual S 302 11.9769 129 0.15 49
IV.SMA1.EHZ. 2023-02-18T18:05:40.76 0.3 undecidable manual P 91 25.752 111 -0.19 72
IV.LNSS.HHZ. 2023-02-18T18:05:39.05 0.3 undecidable manual S 155 3.996 158 -0.01 77
IV.GAVE.EHZ. 2023-02-18T18:05:38.63 0.1 undecidable manual P 302 11.9769 129 0.1 100
IV.LNSS.HHZ. 2023-02-18T18:05:37.72 0.1 undecidable manual P 155 3.996 158 0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHN. ML:0.5 0.000033130365 0.1536 AML other m 2023-02-18T18:05:41.75
IV.GAVE.EHE. ML:0.5 0.0000422 0.3 AML other m 2023-02-18T18:05:42.33
IV.NRCA.HHN. ML:0.6 0.000025849999999999998 0.14 AML other m 2023-02-18T18:05:44.55
IV.NRCA.HHE. ML:0.8 0.00004575303 0.1408 AML other m 2023-02-18T18:05:44.90
IV.SMA1.EHN. ML:0.8 0.000040744735000000006 0.3072 AML other m 2023-02-18T18:05:45.54
IV.SMA1.EHE. ML:0.9 0.00004405 0.28 AML other m 2023-02-18T18:05:45.67
IV.LNSS.HHE. ML:0.8 0.00010662240000000001 0.0896 AML other m 2023-02-18T18:05:39.44
IV.LNSS.HHN. ML:0.6 0.00006792384 0.1024 AML other m 2023-02-18T18:05:40.22
IV.RM33.EHE. ML:0.6 0.000025037715000000004 0.2816 AML other m 2023-02-18T18:05:43.89
IV.RM33.EHN. ML:0.5 0.00002156037 0.1152 AML other m 2023-02-18T18:05:43.64
IV.MC2.EHE. ML:0.7 0.000018000334999999997 0.1408 AML other m 2023-02-18T18:05:49.35
IV.MC2.EHN. ML:0.7 0.000021931760000000003 0.1408 AML other m 2023-02-18T18:05:48.94
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