Earthquake with magnitude of ML 1.9 on date 26-05-2023 and time 01:45:52 (UTC) in region 5 km NW Ferentillo (TR)

A magnitude ML 1.9 earthquake occured in region: 5 km NW Ferentillo (TR), on

  • 26-05-2023 01:45:52 (UTC)
  • 26-05-2023 03:45:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6470, 12.7450 at 17 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
Ferentillo TR 5 1913 1913
Montefranco TR 6 1276 3189
Arrone TR 7 2763 5952
Spoleto PG 10 38218 44170
Scheggino PG 10 461 44631
Polino TR 11 233 44864
Sant'Anatolia di Narco PG 12 564 45428
Terni TR 12 111501 156929
Labro RI 14 374 157303
Morro Reatino RI 15 373 157676
San Gemini TR 17 5018 162694
Colli sul Velino RI 17 533 163227
Vallo di Nera PG 17 364 163591
Acquasparta TR 17 4778 168369
Monteleone di Spoleto PG 17 599 168968
Rivodutri RI 17 1253 170221
Poggiodomo PG 17 117 170338
Stroncone TR 18 4917 175255
Campello sul Clitunno PG 20 2442 177697
Poggio Bustone RI 20 2055 179752

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km NE of Terni (111501 inhabitants)
35 Km S of Foligno (57155 inhabitants)
58 Km E of Viterbo (67173 inhabitants)
59 Km SE of Perugia (166134 inhabitants)
63 Km NW of L'Aquila (69753 inhabitants)
72 Km N of Guidonia Montecelio (88673 inhabitants)
76 Km N of Tivoli (56533 inhabitants)
79 Km W of Teramo (54892 inhabitants)
86 Km N of Roma (2864731 inhabitants)
99 Km NE of Civitavecchia (52991 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 1.9 2023-05-26
01:45:52
42.6467 12.7448 17 2023-05-26
01:52:48
Sala Sismica INGV-Roma 117731421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-26 01:45:52 ± 0.06
Latitude 42.6467 ± 0.0027
Longitude 12.7448 ± 0.0037
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117731421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 325
Semi-minor axis of confidence ellipse (meter) 109
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 118
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 25
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) 0.49553
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 117731421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-26 01:52:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PAOL.HHZ. 2023-05-26T01:46:51.33 3.0 undecidable manual Sn -1.58 0
IV.ARVD.HHZ. 2023-05-26T01:46:23.16 3.0 undecidable manual S 0.62 0
IV.ATMI.HHZ. 2023-05-26T01:46:20.17 3.0 undecidable manual S -0.22 0
IV.EL6.EHZ. 2023-05-26T01:46:18.41 3.0 undecidable manual S 0.1 0
IV.TERO.HHZ. 2023-05-26T01:46:14.16 3.0 undecidable manual S -0.55 0
IV.CSP1.EHZ. 2023-05-26T01:46:13.12 3.0 undecidable manual S 0.63 0
IV.ATCC.EHZ. 2023-05-26T01:46:12.16 3.0 undecidable manual S -0.5 0
IV.MML1.EHZ. 2023-05-26T01:46:10.45 0.6 undecidable manual S 20 55.0005 97 0.51 42
IV.FDMO.HHZ. 2023-05-26T01:46:09.10 0.6 undecidable manual S 33 51.4152 98 0.09 46
IV.FIAM.HHZ. 2023-05-26T01:46:09.45 0.3 undecidable manual S 144 51.9036 98 0.33 66
IV.ARVD.HHZ. 2023-05-26T01:46:09.14 3.0 positive manual P -0.26 0
IV.CING.HHZ. 2023-05-26T01:46:07.95 3.0 negative manual P -0.31 0
IV.ASSB.HHE. 2023-05-26T01:46:07.10 0.6 undecidable manual S 351 44.5221 100 -0.07 47
IT.MTCL.HGE. 2023-05-26T01:46:07.08 0.6 undecidable manual S 28 43.7229 100 0.1 47
IV.CESI.HHZ. 2023-05-26T01:46:06.48 0.6 undecidable manual S 18 41.8248 101 0.01 48
IV.MURB.HHZ. 2023-05-26T01:46:06.37 3.0 undecidable manual P 0.76 0
IV.NRCA.HHZ. 2023-05-26T01:46:04.96 0.6 undecidable manual S 55 36.5412 103 -0.13 47
IV.TERO.HHZ. 2023-05-26T01:46:04.83 3.0 negative manual P -0.17 0
IV.ATCC.EHZ. 2023-05-26T01:46:03.55 3.0 negative manual P -0.3 0
IV.MML1.EHZ. 2023-05-26T01:46:02.58 0.1 positive manual P 20 55.0005 97 -0.08 92
IV.MMO1.EHZ. 2023-05-26T01:46:02.76 3.0 negative manual P 0.23 0
IV.FDMO.HHZ. 2023-05-26T01:46:02.04 0.1 positive manual P 33 51.4152 98 -0.08 93
IV.FIAM.HHZ. 2023-05-26T01:46:02.03 0.1 undecidable manual P 144 51.9036 98 -0.16 91
IT.GNU.HGZ. 2023-05-26T01:46:01.70 0.6 undecidable manual S 321 22.5552 115 0.17 48
IV.SMA1.EHZ. 2023-05-26T01:46:01.78 3.0 negative manual P 0.39 0
IV.MOMA.HHZ. 2023-05-26T01:46:01.45 0.6 undecidable manual S 321 22.5552 115 -0.09 48
IV.LNSS.HHZ. 2023-05-26T01:46:01.97 0.6 undecidable manual S 101 24.5532 112 -0.07 49
IV.SRES.HHZ. 2023-05-26T01:46:01.79 1.0 undecidable manual P 203 49.3173 99 -0.01 24
IV.CESI.HHZ. 2023-05-26T01:46:00.66 0.1 positive manual P 18 41.8248 101 0 96
IV.ASSB.HHE. 2023-05-26T01:46:00.90 0.1 undecidable manual P 351 44.5221 100 -0.16 92
IT.MTCL.HGE. 2023-05-26T01:46:00.82 0.1 undecidable manual P 28 43.7229 100 -0.13 93
IV.RM33.EHZ. 2023-05-26T01:46:00.50 3.0 negative manual P 0.16 0
IV.NRCA.HHZ. 2023-05-26T01:45:59.76 0.1 positive manual P 55 36.5412 103 -0.1 95
IV.GAVE.EHZ. 2023-05-26T01:45:59.44 0.6 undecidable manual S 67 13.1757 134 -0.02 50
IV.LNSS.HHZ. 2023-05-26T01:45:58.13 0.1 undecidable manual P 101 24.5532 112 0.03 98
IV.ARRO.EHZ. 2023-05-26T01:45:58.41 0.6 undecidable manual S 167 7.6812 150 -0.14 49
IT.GNU.HGZ. 2023-05-26T01:45:57.98 0.1 undecidable manual P 321 22.5552 115 0.17 96
IV.MOMA.HHZ. 2023-05-26T01:45:57.83 0.1 undecidable manual P 321 22.5552 115 0.02 99
IV.GAVE.EHZ. 2023-05-26T01:45:56.69 0.1 positive manual P 67 13.1757 134 0.08 99
IV.ARRO.EHZ. 2023-05-26T01:45:56.18 0.1 undecidable manual P 167 7.6812 150 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHE. ML:2.0 0.000949 0.2 AML other m 2023-05-26T01:45:58.62
IV.ARRO.EHN. ML:1.8 0.0005705 0.12 AML other m 2023-05-26T01:45:58.98
IV.GAVE.HNN. ML:2.2 0.001165 0.18 AML other m 2023-05-26T01:45:59.73
IV.GAVE.EHN. ML:2.7 0.004175 0.18 AML other m 2023-05-26T01:45:59.75
IV.GAVE.HNE. ML:2.7 0.003965 0.18 AML other m 2023-05-26T01:45:59.77
IV.GAVE.EHE. ML:2.7 0.0037249999999999996 1.38 AML other m 2023-05-26T01:45:59.79
IV.NRCA.HHN. ML:2.1 0.0004595 0.16 AML other m 2023-05-26T01:46:05.62
IV.NRCA.HHE. ML:2.2 0.0005909999999999999 0.14 AML other m 2023-05-26T01:46:06.10
IV.CESI.HHE. ML:1.9 0.000262 0.32 AML other m 2023-05-26T01:46:07.25
IV.CESI.HHN. ML:2.1 0.00040800000000000005 1.72 AML other m 2023-05-26T01:46:07.12
IV.RM33.EHE. ML:1.6 0.000136 1.34 AML other m 2023-05-26T01:46:07.31
IV.RM33.EHN. ML:1.6 0.0001205 0.16 AML other m 2023-05-26T01:46:07.66
IV.SMA1.EHE. ML:2.0 0.000245 0.18 AML other m 2023-05-26T01:46:09.38
IV.SMA1.EHN. ML:2.1 0.0003095 0.18 AML other m 2023-05-26T01:46:09.49
IV.FDMO.HHN. ML:1.6 0.0001045 0.78 AML other m 2023-05-26T01:46:09.60
IV.FDMO.HHE. ML:1.8 0.0001485 1.16 AML other m 2023-05-26T01:46:10.81
IV.MMO1.EHN. ML:2.0 0.00021400000000000002 0.7 AML other m 2023-05-26T01:46:10.61
IV.FIAM.HHN. ML:1.5 0.00006835 1.62 AML other m 2023-05-26T01:46:10.00
IV.MMO1.EHE. ML:1.9 0.0001725 1.24 AML other m 2023-05-26T01:46:10.29
IV.MML1.EHN. ML:1.6 0.00007885 0.22 AML other m 2023-05-26T01:46:11.30
IV.MML1.EHE. ML:1.6 0.0000994 1 AML other m 2023-05-26T01:46:11.98
IV.ATCC.EHN. ML:1.8 0.000127 1.2 AML other m 2023-05-26T01:46:12.93
IV.TERO.HHE. ML:1.3 0.00003645 1.24 AML other m 2023-05-26T01:46:14.64
IV.TERO.HHN. ML:1.5 0.0000541 1.04 AML other m 2023-05-26T01:46:14.35
IV.MURB.HHN. ML:2.2 0.00028649999999999997 0.3 AML other m 2023-05-26T01:46:16.53
IV.ATCC.EHE. ML:1.9 0.0001555 0.36 AML other m 2023-05-26T01:46:16.69
IV.MURB.HHE. ML:2.3 0.000312 0.92 AML other m 2023-05-26T01:46:17.81
IV.FIAM.HHE. ML:1.5 0.00007944999999999999 1.04 AML other m 2023-05-26T01:46:18.71
IV.CING.HHE. ML:1.3 0.00002295 0.84 AML other m 2023-05-26T01:46:21.47
IV.ATMI.HHE. ML:2.2 0.00019250000000000002 0.8 AML other m 2023-05-26T01:46:21.89
IV.ATMI.HHN. ML:2.0 0.00013700000000000002 0.4 AML other m 2023-05-26T01:46:23.31
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