Earthquake with magnitude of ML 1.4 on date 21-04-2024 and time 20:01:49 (Italy) in region 1 km NE Castelsantangelo sul Nera (MC)

A magnitude ML 1.4 earthquake occured in region: 1 km NE Castelsantangelo sul Nera (MC), on

  • 21-04-2024 18:01:49 (UTC)
  • 21-04-2024 20:01:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9030, 13.1630 at 9 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 5 444 725
Visso MC 7 1107 1832
Preci PG 10 724 2556
Bolognola MC 12 142 2698
Montemonaco AP 13 604 3302
Norcia PG 13 4957 8259
Acquacanina MC 14 121 8380
Fiastra MC 15 559 8939
Montefortino FM 15 1178 10117
Montegallo AP 15 523 10640
Fiordimonte MC 16 202 10842
Monte Cavallo MC 17 145 10987
Amandola FM 18 3629 14616
Arquata del Tronto AP 18 1178 15794
Pieve Torina MC 18 1458 17252
Sarnano MC 19 3264 20516
Pievebovigliana MC 19 866 21382
Sellano PG 19 1079 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)
57 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 NW 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 1.4 2024-04-21
18:01:49
42.9028 13.1633 9 2024-04-21
18:15:27
Sala Sismica INGV-Roma 126945241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-21 18:01:49 ± 0.08
Latitude 42.9028 ± 0.0045
Longitude 13.1633 ± 0.0061
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126945241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 452
Semi-minor axis of confidence ellipse (meter) 439
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 49
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 63
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.47484
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 126945241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-21 18:15:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CANO.HHZ. 2024-04-21T18:03:35.12 3.0 undecidable manual Sn 2.47 0
IV.SPS2.HHZ. 2024-04-21T18:03:32.54 3.0 undecidable manual Sg 13.97 0
IV.GRI.EHZ. 2024-04-21T18:03:24.20 3.0 undecidable manual Sn -4.83 0
IV.BDI.HHZ. 2024-04-21T18:03:08.12 3.0 undecidable manual Sg 13.14 0
2Y.A301A.HHZ. 2024-04-21T18:03:06.86 3.0 undecidable manual Sn -2.68 0
IV.MSRU.HHZ. 2024-04-21T18:02:47.97 3.0 positive manual Pn 3.95 0
GU.RNCA.HHZ. 2024-04-21T18:02:43.34 3.0 undecidable manual Pn 4.56 0
IV.AGLI.HHZ. 2024-04-21T18:02:39.27 3.0 undecidable manual Pg 7.13 0
IV.MIGL.HHZ. 2024-04-21T18:02:32.78 3.0 undecidable manual Pg 10.02 0
IV.NARO.HHZ. 2024-04-21T18:02:25.68 3.0 undecidable manual Sg 2.47 0
IV.MPAG.EHZ. 2024-04-21T18:02:22.66 3.0 undecidable manual Sg 0.45 0
GU.MAIM.HHZ. 2024-04-21T18:02:18.14 3.0 undecidable manual Pn -3.69 0
IV.CSNT.HHZ. 2024-04-21T18:02:15.32 3.0 negative manual Pg 3.46 0
IV.SSFR.HHZ. 2024-04-21T18:02:11.83 3.0 undecidable manual Sn -5.95 0
IV.LATB.EHZ. 2024-04-21T18:02:10.71 3.0 undecidable manual Sg -0.04 0
IV.ATCC.EHZ. 2024-04-21T18:02:07.12 0.6 undecidable manual S 307 52.7028 50 0.56 42
IV.MOMA.HHZ. 2024-04-21T18:02:06.61 0.3 undecidable manual S 257 49.5171 50 0.92 55
IV.ASSB.HHZ. 2024-04-21T18:02:04.33 0.6 undecidable manual S 291 43.8228 50 0.16 48
IV.SNTG.HHZ. 2024-04-21T18:02:04.22 0.6 undecidable manual S 335 43.0236 50 0.25 47
IV.SMA1.EHZ. 2024-04-21T18:02:01.01 0.3 undecidable manual S 155 33.3444 50 -0.36 70
IV.LNSS.HHZ. 2024-04-21T18:02:01.87 0.3 undecidable manual S 197 34.743 50 0.11 73
IV.MML1.EHZ. 2024-04-21T18:01:59.44 0.6 undecidable manual S 326 28.0497 108 -0.32 47
IV.ATCC.EHZ. 2024-04-21T18:01:59.21 0.1 undecidable manual P 307 52.7028 50 -0.16 93
IV.MF5.EHZ. 2024-04-21T18:01:59.71 0.1 undecidable manual S 69 25.8519 109 0.68 85
IV.MOMA.HHZ. 2024-04-21T18:01:59.13 1.0 positive manual P 257 49.5171 50 0.26 23
IV.CESI.HHZ. 2024-04-21T18:01:58.52 0.6 undecidable manual S 298 23.8539 110 0.13 49
IV.GUMA.HHZ. 2024-04-21T18:01:58.33 0.6 undecidable manual S 38 22.5552 112 0.36 47
IV.CSP1.EHZ. 2024-04-21T18:01:57.10 0.6 undecidable manual S 9 21.2676 113 -0.44 47
IV.ASSB.HHZ. 2024-04-21T18:01:57.77 0.1 undecidable manual P 291 43.8228 50 -0.22 94
IV.SNTG.HHZ. 2024-04-21T18:01:57.86 0.1 undecidable manual P 335 43.0236 50 -0.01 98
IV.LNSS.HHZ. 2024-04-21T18:01:56.56 0.1 undecidable manual P 197 34.743 50 -0.04 99
IV.FDMO.HHZ. 2024-04-21T18:01:55.67 0.6 undecidable manual S 337 16.0728 119 -0.25 49
IV.MML1.EHZ. 2024-04-21T18:01:55.15 0.6 positive manual P 326 28.0497 108 -0.3 47
IV.MF5.EHZ. 2024-04-21T18:01:55.26 1.0 undecidable manual P 69 25.8519 109 0.24 24
IV.SMA1.EHZ. 2024-04-21T18:01:55.63 0.1 undecidable manual P 155 33.3444 50 -0.75 82
IV.MMO1.EHZ. 2024-04-21T18:01:54.97 0.6 undecidable manual S 92 13.2756 124 -0.13 50
IV.GUMA.HHZ. 2024-04-21T18:01:54.51 0.1 positive manual P 38 22.5552 112 0.1 100
IV.NRCA.HHZ. 2024-04-21T18:01:54.07 0.6 undecidable manual S 207 8.6802 136 0.21 50
IV.CESI.HHZ. 2024-04-21T18:01:54.57 0.1 undecidable manual P 298 23.8539 110 -0.08 100
IV.POFI.HNZ. 2024-04-21T18:01:53.52 3.0 undecidable manual P 0.39 0
IV.CSP1.EHZ. 2024-04-21T18:01:53.83 0.6 positive manual P 9 21.2676 113 -0.33 48
IV.FDMO.HHZ. 2024-04-21T18:01:53.00 0.1 undecidable manual P 337 16.0728 119 -0.23 98
IV.NRCA.HHZ. 2024-04-21T18:01:52.27 0.1 negative manual P 207 8.6802 136 0.23 99
IV.MMO1.EHZ. 2024-04-21T18:01:52.82 0.3 positive manual P 92 13.2756 124 0.07 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.8 0.0008758281999999999 0.16 AML other m 2024-04-21T18:01:54.50
IV.NRCA.HHE. ML:2.0 0.0014329784999999999 0.12 AML other m 2024-04-21T18:01:54.69
IV.MMO1.EHN. ML:1.5 0.0003565 0.24 AML other m 2024-04-21T18:01:55.23
IV.FDMO.HHN. ML:1.5 0.000297761 0.18 AML other m 2024-04-21T18:01:56.75
IV.MMO1.EHE. ML:1.5 0.00032643285 0.26 AML other m 2024-04-21T18:01:55.78
IV.FDMO.HHE. ML:1.4 0.00022359850000000002 0.22 AML other m 2024-04-21T18:01:57.41
IV.CSP1.EHE. ML:1.5 0.00024201139999999998 0.38 AML other m 2024-04-21T18:01:59.07
IV.CESI.HHN. ML:1.5 0.0001855 0.26 AML other m 2024-04-21T18:01:58.77
IV.CSP1.EHN. ML:1.8 0.00041600000000000003 1.64 AML other m 2024-04-21T18:01:59.91
IV.GUMA.HHN. ML:1.6 0.00029600000000000004 0.26 AML other m 2024-04-21T18:01:59.16
IV.CESI.HHE. ML:1.4 0.00016310185 0.32 AML other m 2024-04-21T18:02:00.09
IV.MML1.EHN. ML:1.3 0.00010714999999999999 0.22 AML other m 2024-04-21T18:02:00.69
IV.LNSS.HHE. ML:1.3 0.00008072827000000001 0.14 AML other m 2024-04-21T18:02:02.83
IV.SMA1.EHE. ML:1.3 0.00008818789499999999 0.46 AML other m 2024-04-21T18:02:09.12
IV.MML1.EHE. ML:1.1 0.000062637765 0.28 AML other m 2024-04-21T18:02:02.27
IV.GUMA.HHE. ML:1.7 0.000311 0.4 AML other m 2024-04-21T18:02:04.63
IV.ASSB.HHN. ML:1.3 0.00005885 0.2 AML other m 2024-04-21T18:02:05.38
IV.ASSB.HHE. ML:1.4 0.00007065000000000001 0.18 AML other m 2024-04-21T18:02:05.55
IV.MOMA.HHN. ML:0.0 0.000054952595 0.18 AML other m 2024-04-21T18:02:07.58
IV.LNSS.HHN. ML:1.2 0.000060112410000000005 0.16 AML other m 2024-04-21T18:02:03.46
IV.SMA1.EHN. ML:1.2 0.0000658 0.42 AML other m 2024-04-21T18:02:08.14
IV.MOMA.HHE. ML:0.0 0.00004757956 0.26 AML other m 2024-04-21T18:02:08.27
IV.SNTG.HHE. ML:0.9 0.000026420510499999998 0.22 AML other m 2024-04-21T18:02:08.33
IV.SNTG.HHN. ML:0.9 0.000024079360000000003 0.26 AML other m 2024-04-21T18:02:06.64
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