Earthquake with magnitude of ML 0.5 on date 30-12-2023 and time 18:12:12 (UTC) in region 1 km E Castelsantangelo sul Nera (MC)

A magnitude ML 0.5 earthquake occured in region: 1 km E Castelsantangelo sul Nera (MC), on

  • 30-12-2023 18:12:12 (UTC)
  • 30-12-2023 19:12:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8970, 13.1610 at 15 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 1 281 281
Ussita MC 6 444 725
Visso MC 7 1107 1832
Preci PG 10 724 2556
Bolognola MC 12 142 2698
Norcia PG 13 4957 7655
Montemonaco AP 14 604 8259
Acquacanina MC 15 121 8380
Montegallo AP 15 523 8903
Fiastra MC 16 559 9462
Montefortino FM 16 1178 10640
Fiordimonte MC 17 202 10842
Monte Cavallo MC 17 145 10987
Arquata del Tronto AP 18 1178 12165
Amandola FM 19 3629 15794
Pieve Torina MC 19 1458 17252
Sellano PG 19 1079 18331
Sarnano MC 19 3264 21595
Pievebovigliana MC 19 866 22461

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Foligno (57155 inhabitants)
52 Km NW of Teramo (54892 inhabitants)
56 Km NE of Terni (111501 inhabitants)
64 Km NW of L'Aquila (69753 inhabitants)
67 Km E of Perugia (166134 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
99 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 0.5 2023-12-30
18:12:12
42.8972 13.1607 15 2023-12-30
18:20:54
Sala Sismica INGV-Roma 124362621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-30 18:12:12 ± 0.06
Latitude 42.8972 ± 0.0018
Longitude 13.1607 ± 0.0012
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124362621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 140
Semi-minor axis of confidence ellipse (meter) 119
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 285
Circular confidence region, given by single value of horizontal uncertainty (meter) 140.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 119
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.05
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.21584
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 124362621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-30 18:20:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SELL.HHZ. 2023-12-30T18:13:32.62 3.0 undecidable manual Pg 9.04 0
IV.ECTS.HHZ. 2023-12-30T18:13:32.61 3.0 undecidable manual Pn 2.77 0
IV.SPS2.HHZ. 2023-12-30T18:13:32.53 3.0 positive manual Pg 14.18 0
GU.RNCA.HHZ. 2023-12-30T18:13:30.56 3.0 undecidable manual Sn 1.53 0
IV.FREG.EHZ. 2023-12-30T18:13:29.09 3.0 undecidable manual Sg 3.35 0
IV.MOCO.HHZ. 2023-12-30T18:13:20.90 3.0 undecidable manual Sn -1.86 0
IY.CIRK.HHZ.00 2023-12-30T18:13:17.23 3.0 positive manual Pn -4.7 0
IV.RNI2.HHZ. 2023-12-30T18:13:06.59 3.0 undecidable manual Sg 2.05 0
GU.RORO.HHZ. 2023-12-30T18:13:00.96 3.0 negative manual Pn 2.35 0
IX.SCL3.EHZ.02 2023-12-30T18:12:59.82 3.0 undecidable manual Pn 2.13 0
ST.DOSS.HHZ. 2023-12-30T18:12:51.29 3.0 positive manual Pg 0.6 0
IV.TREG.HNZ. 2023-12-30T18:12:50.87 3.0 undecidable manual Pg 4.59 0
IV.ZEN8.EHZ. 2023-12-30T18:12:44.65 3.0 undecidable manual Pn -4.93 0
GU.GSCL.HHZ. 2023-12-30T18:12:33.19 3.0 undecidable manual Pn -3.85 0
IV.CESI.HHZ. 2023-12-30T18:12:21.13 0.6 undecidable manual S 300 23.9538 107 0.07 48
IV.CSP1.EHZ. 2023-12-30T18:12:20.58 0.3 undecidable manual S 9 21.867 109 0.05 73
IV.FDMO.HHZ. 2023-12-30T18:12:19.14 0.3 undecidable manual S 339 16.5723 119 -0.09 73
IV.NARO.HHZ. 2023-12-30T18:12:18.37 3.0 undecidable manual S -0.67 0
IV.MMO1.EHZ. 2023-12-30T18:12:18.53 0.6 undecidable manual S 89 13.4754 127 -0.01 50
IV.NRCA.HHZ. 2023-12-30T18:12:17.46 0.3 undecidable manual S 208 7.9809 145 -0.05 75
IV.CESI.HHZ. 2023-12-30T18:12:17.24 0.3 undecidable manual P 300 23.9538 107 -0.01 73
IV.GUMA.HHZ. 2023-12-30T18:12:17.91 3.0 negative manual P 1.16 0
IV.FDMO.HHZ. 2023-12-30T18:12:16.19 0.1 undecidable manual P 339 16.5723 119 -0.01 99
IV.CSP1.EHZ. 2023-12-30T18:12:16.95 0.3 undecidable manual P 9 21.867 109 0 74
IV.NRCA.HHZ. 2023-12-30T18:12:15.24 0.1 undecidable manual P 208 7.9809 145 0.03 100
IV.MMO1.EHZ. 2023-12-30T18:12:15.82 0.3 undecidable manual P 89 13.4754 127 0.02 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:0.9 0.00007825 0.14 AML other m 2023-12-30T18:12:17.44
IV.NRCA.HHE. ML:0.8 0.00006309999999999999 0.12 AML other m 2023-12-30T18:12:17.83
IV.MMO1.EHE. ML:0.2 0.0000156308395 0.1152 AML other m 2023-12-30T18:12:18.66
IV.FDMO.HHE. ML:0.3 0.000012709366999999999 0.128 AML other m 2023-12-30T18:12:19.26
IV.FDMO.HHN. ML:0.4 0.0000195687549 0.1792 AML other m 2023-12-30T18:12:19.23
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