Earthquake with magnitude of ML 0.5 on date 25-06-2023 and time 22:15:34 (UTC) in region 6 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 0.5 earthquake occured in region: 6 km SE Castelsantangelo sul Nera (MC), on

  • 25-06-2023 22:15:34 (UTC)
  • 26-06-2023 00:15:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8660, 13.2160 at 3 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
Castelsantangelo sul Nera MC 6 281 281
Montegallo AP 10 523 804
Montemonaco AP 10 604 1408
Ussita MC 11 444 1852
Arquata del Tronto AP 12 1178 3030
Visso MC 13 1107 4137
Norcia PG 13 4957 9094
Montefortino FM 13 1178 10272
Bolognola MC 14 142 10414
Preci PG 15 724 11138
Amandola FM 17 3629 14767
Acquacanina MC 19 121 14888
Acquasanta Terme AP 19 2916 17804
Accumoli RI 19 667 18471
Comunanza AP 19 3166 21637
Fiastra MC 20 559 22196

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
46 Km NW of Teramo (54892 inhabitants)
58 Km NE of Terni (111501 inhabitants)
59 Km N of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
87 Km S of Ancona (100861 inhabitants)
93 Km W of Pescara (121014 inhabitants)
97 Km NW of Chieti (51815 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 0.5 2023-06-25
22:15:34
42.866 13.2163 3 2023-06-25
22:25:14
Sala Sismica INGV-Roma 118722581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-25 22:15:34 ± 0.11
Latitude 42.8660 ± 0.0027
Longitude 13.2163 ± 0.0061
Depth (km) 3 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118722581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 387
Semi-minor axis of confidence ellipse (meter) 261
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 299
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.04047
Epicentral distance of station farthest from the epicenter (degree) 0.29318
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 118722581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-25 22:25:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LNSS.HNN. 2023-06-25T22:15:45.89 0.6 undecidable manual S 206 32.5452 95 0.19 62
IV.GUMA.HNE. 2023-06-25T22:15:43.31 0.6 undecidable manual S 24 23.8539 97 0.6 57
IV.CSP1.EHZ. 2023-06-25T22:15:43.08 0.6 undecidable manual S 358 25.0527 97 -0.05 65
IV.FDMO.HHZ. 2023-06-25T22:15:42.11 0.6 undecidable manual S 331 21.6672 98 0.17 64
IV.MTRA.EHZ. 2023-06-25T22:15:41.45 0.6 undecidable manual S 130 19.0698 99 0.4 61
IV.LNSS.HNN. 2023-06-25T22:15:40.66 0.3 undecidable manual P 206 32.5452 95 -0.25 92
IV.MF5.EHN. 2023-06-25T22:15:39.43 0.6 undecidable manual P 56 23.9538 97 0.23 62
IV.SMA1.EHZ. 2023-06-25T22:15:39.61 1.0 undecidable manual P 160 27.8499 96 -0.37 30
IV.GUMA.HNE. 2023-06-25T22:15:39.09 0.6 undecidable manual P 24 23.8539 97 -0.09 64
IV.MTRA.EHZ. 2023-06-25T22:15:38.29 0.3 undecidable manual P 130 19.0698 99 0.06 98
IV.CSP1.EHZ. 2023-06-25T22:15:38.96 1.0 positive manual P 358 25.0527 97 -0.46 30
IV.FDMO.HHZ. 2023-06-25T22:15:38.42 1.0 negative manual P 331 21.6672 98 -0.32 31
IV.MMO1.EHZ. 2023-06-25T22:15:37.89 0.6 undecidable manual S 68 9.6792 107 0 67
7F.SIB2.EHN. 2023-06-25T22:15:37.07 0.6 undecidable manual S 69 7.5813 111 -0.14 65
IV.MMO1.EHZ. 2023-06-25T22:15:36.30 0.3 positive manual P 68 9.6792 107 -0.1 99
7F.SIB3.EHN. 2023-06-25T22:15:36.39 0.6 undecidable manual S 77 4.4955 123 0.16 65
IV.NRCA.HHZ. 2023-06-25T22:15:36.50 0.3 negative manual P 247 9.0798 108 0.22 96
7F.SIB2.EHN. 2023-06-25T22:15:35.83 0.3 undecidable manual P 69 7.5813 111 -0.18 97
7F.SIB3.EHN. 2023-06-25T22:15:35.24 0.3 undecidable manual P 77 4.4955 123 -0.2 98
7F.SIB1.EHZ. 2023-06-25T22:15:35.53 0.3 undecidable manual P 54 5.3946 119 -0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:0.0 0.00013490184999999998 0.1536 AML other m 2023-06-25T22:15:38.59
IV.FDMO.HHE. ML:0.3 0.000016815523999999997 0.2688 AML other m 2023-06-25T22:15:43.28
IV.FDMO.HHN. ML:0.3 0.000015072795 0.1664 AML other m 2023-06-25T22:15:42.43
IV.MMO1.HNE. ML:0.0 0.0047621065 0.8704 AML other m 2023-06-25T22:15:39.30
IV.MMO1.HNN. ML:0.0 0.003713775 0.5632 AML other m 2023-06-25T22:15:39.89
IV.NRCA.HNE. ML:0.0 0.00014142115 0.1664 AML other m 2023-06-25T22:15:38.59
IV.NRCA.HNN. ML:0.0 0.00015339354000000002 0.5248 AML other m 2023-06-25T22:15:41.17
IV.CSP1.EHE. ML:0.7 0.00003536782 0.5888 AML other m 2023-06-25T22:15:42.61
IV.CSP1.EHN. ML:0.8 0.000039020275 1.2288 AML other m 2023-06-25T22:15:41.19
IV.SMA1.EHE. ML:0.6 0.000017669335000000003 0.5888 AML other m 2023-06-25T22:15:51.11
IV.SMA1.EHN. ML:0.4 0.000016326649999999997 0.64 AML other m 2023-06-25T22:15:52.40
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