Earthquake with magnitude of ML 0.8 on date 26-04-2023 and time 11:25:44 (Italy) in region 6 km W Monte Cavallo (MC)

A magnitude ML 0.8 earthquake occured in region: 6 km W Monte Cavallo (MC), on

  • 26-04-2023 09:25:44 (UTC)
  • 26-04-2023 11:25:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9820, 12.9240 at 13 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
Monte Cavallo MC 7 145 145
Sellano PG 10 1079 1224
Serravalle di Chienti MC 10 1070 2294
Pieve Torina MC 13 1458 3752
Visso MC 15 1107 4859
Fiordimonte MC 15 202 5061
Preci PG 15 724 5785
Muccia MC 15 915 6700
Pievebovigliana MC 16 866 7566
Valtopina PG 16 1398 8964
Cerreto di Spoleto PG 18 1075 10039
Nocera Umbra PG 18 5839 15878
Ussita MC 18 444 16322
Foligno PG 18 57155 73477
Trevi PG 18 8469 81946
Sefro MC 19 422 82368
Fiastra MC 20 559 82927

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km E of Foligno (57155 inhabitants)
46 Km E of Perugia (166134 inhabitants)
52 Km NE of Terni (111501 inhabitants)
73 Km W of Teramo (54892 inhabitants)
80 Km NW of L'Aquila (69753 inhabitants)
86 Km SW of Ancona (100861 inhabitants)
92 Km NE of Viterbo (67173 inhabitants)
96 Km S of Fano (60888 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 2023-04-26
09:25:44
42.9823 12.9245 13 2023-04-26
10:04:46
Sala Sismica INGV-Roma 116766031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-26 09:25:44 ± 0.05
Latitude 42.9823 ± 0.0027
Longitude 12.9245 ± 0.0025
Depth (km) 13 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 116766031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 270
Semi-minor axis of confidence ellipse (meter) 208
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 174
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 52
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38851
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 11
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 116766031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-26 10:04:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
TV.GMB1.HHZ. 2023-04-26T09:27:27.24 3.0 undecidable manual Sn -5.32 0
IV.ALJA.HHZ. 2023-04-26T09:27:24.78 3.0 undecidable manual Sn -9.99 0
OX.MARN.HHZ. 2023-04-26T09:27:19.75 3.0 undecidable manual Sg 13.68 0
IV.BAG8.EHZ. 2023-04-26T09:27:16.94 3.0 undecidable manual Sn 0.15 0
IV.MAGA.HHZ. 2023-04-26T09:27:15.70 3.0 undecidable manual Sn 1.46 0
OX.PLRO.HHZ. 2023-04-26T09:27:12.02 3.0 undecidable manual Sn -4.36 0
7C.SPAOL.HNZ. 2023-04-26T09:26:50.86 3.0 negative manual Pg 5.88 0
IV.SIRI.HNZ. 2023-04-26T09:26:49.11 3.0 undecidable manual Sg -0.5 0
GU.RORO.HHZ. 2023-04-26T09:26:34.65 3.0 undecidable manual Pn -0.89 0
1J.FX14.HHZ.00 2023-04-26T09:26:32.50 3.0 positive manual Pn -9.84 0
MN.TRI.HHZ. 2023-04-26T09:26:29.68 3.0 positive manual Pg 11.4 0
IV.SALB.HHZ. 2023-04-26T09:26:21.64 3.0 undecidable manual Pg 0.76 0
IV.GATE.HHZ. 2023-04-26T09:26:15.16 3.0 undecidable manual Sg -0.54 0
IV.VAGA.HHZ. 2023-04-26T09:26:13.38 3.0 undecidable manual Sg 0.85 0
IV.GIUL.HHZ. 2023-04-26T09:26:11.29 3.0 undecidable manual Sg 1.37 0
IV.RCAV.EHZ. 2023-04-26T09:26:05.56 3.0 undecidable manual Sn -1.79 0
IV.PAOL.HHZ. 2023-04-26T09:25:59.76 3.0 undecidable manual Pg 0.57 0
IV.CSP1.EHZ. 2023-04-26T09:25:54.10 0.3 undecidable manual S 62 25.752 98 0.15 70
IV.RCAV.EHZ. 2023-04-26T09:25:54.78 3.0 positive manual Pg 3.73 0
IV.ASSB.HHZ. 2023-04-26T09:25:53.06 0.3 undecidable manual S 287 22.5552 100 -0.05 72
IV.NRCA.HHZ. 2023-04-26T09:25:53.07 0.3 undecidable manual S 137 22.5552 100 -0.04 73
IV.LNSS.HHE. 2023-04-26T09:25:52.43 1.0 undecidable manual P 167 43.1235 93 -0.23 22
IV.MML1.EHZ. 2023-04-26T09:25:51.07 0.3 undecidable manual S 15 15.0738 113 -0.11 73
IV.GATE.HHZ. 2023-04-26T09:25:51.79 3.0 negative manual P -3.95 0
IV.MOMA.HHZ. 2023-04-26T09:25:51.61 0.3 undecidable manual P 236 34.9428 95 0.21 69
IV.FDMO.HHZ. 2023-04-26T09:25:50.89 0.3 undecidable manual S 65 14.4744 115 -0.16 72
IV.GAVE.HNN. 2023-04-26T09:25:50.84 0.3 undecidable manual P 184 32.2455 95 -0.15 70
IV.NRCA.HHZ. 2023-04-26T09:25:49.49 0.3 undecidable manual P 137 22.5552 100 -0.02 73
IV.CSP1.EHZ. 2023-04-26T09:25:49.97 0.3 undecidable manual P 62 25.752 98 -0.03 73
IT.MTCL.HGE. 2023-04-26T09:25:49.24 0.3 undecidable manual S 78 6.1938 147 -0.13 73
IV.ASSB.HHZ. 2023-04-26T09:25:49.44 0.3 undecidable manual P 287 22.5552 100 -0.07 72
IV.CESI.HHZ. 2023-04-26T09:25:48.98 0.1 undecidable manual S 327 2.997 164 -0.03 100
IV.FDMO.HHZ. 2023-04-26T09:25:48.31 0.3 undecidable manual P 65 14.4744 115 -0.01 74
IV.MML1.EHZ. 2023-04-26T09:25:48.42 0.3 undecidable manual P 15 15.0738 113 0.03 73
IV.FEMA.HNE. 2023-04-26T09:25:47.96 0.3 undecidable manual P 102 10.3785 129 0.18 72
IV.CESI.HHZ. 2023-04-26T09:25:47.28 0.1 undecidable manual P 327 2.997 164 0.14 98
IT.MTCL.HGE. 2023-04-26T09:25:47.46 0.3 undecidable manual P 78 6.1938 147 0.11 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.8 0.0000584 1.78 AML other m 2023-04-26T09:25:51.10
IV.FDMO.HHE. ML:0.8 0.00004825 0.42 AML other m 2023-04-26T09:25:51.29
IV.ASSB.HHN. ML:0.8 0.0000354 0.92 AML other m 2023-04-26T09:25:53.05
IV.ASSB.HHE. ML:0.8 0.00004045 0.96 AML other m 2023-04-26T09:25:53.12
IV.MML1.EHE. ML:0.8 0.000050821275 0.1408 AML other m 2023-04-26T09:25:51.33
IV.MML1.EHN. ML:0.4 0.0000214398745 0.1216 AML other m 2023-04-26T09:25:51.33
IV.NRCA.HHE. ML:0.8 0.00003581885 0.1024 AML other m 2023-04-26T09:25:53.26
IV.NRCA.HHN. ML:1.0 0.00006471428499999999 0.096 AML other m 2023-04-26T09:25:53.23
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