Earthquake with magnitude of ML 1.4 on date 30-04-2020 and time 22:41:29 (Italy) in region 3 km E Castelsantangelo sul Nera (MC)

A magnitude ML 1.4 earthquake occured in region: 3 km E Castelsantangelo sul Nera (MC), on

  • 30-04-2020 20:41:29 (UTC)
  • 30-04-2020 22:41:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9060, 13.1900 at 6 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 3 281 281
Ussita MC 6 444 725
Visso MC 9 1107 1832
Bolognola MC 10 142 1974
Montemonaco AP 11 604 2578
Preci PG 13 724 3302
Montefortino FM 13 1178 4480
Montegallo AP 14 523 5003
Acquacanina MC 14 121 5124
Fiastra MC 15 559 5683
Norcia PG 15 4957 10640
Amandola FM 16 3629 14269
Fiordimonte MC 17 202 14471
Sarnano MC 17 3264 17735
Arquata del Tronto AP 17 1178 18913
Monte Cavallo MC 18 145 19058
Comunanza AP 19 3166 22224
Pieve Torina MC 19 1458 23682
Pievebovigliana MC 20 866 24548

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
50 Km NW of Teramo (54892 inhabitants)
59 Km NE of Terni (111501 inhabitants)
64 Km N of L'Aquila (69753 inhabitants)
69 Km E of Perugia (166134 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
97 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 2020-04-30
20:41:29
42.9057 13.1902 6 2020-04-30
21:43:47
Sala Sismica INGV-Roma 78702391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-30 20:41:29 ± 0.1
Latitude 42.9057 ± 0.0036
Longitude 13.1902 ± 0.0049
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 78702391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 419
Semi-minor axis of confidence ellipse (meter) 199
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 221
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 124
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26170
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.6
Num. used stations 17
Type of magnitude ML
Reference to an origin 78702391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-30 21:43:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ACATE.EHZ. 2020-04-30T20:42:54.05 3.0 negative manual Pg 19.41 0
IV.PIPA.HHZ. 2020-04-30T20:42:20.50 3.0 positive manual Pg 6.24 0
IV.MCRV.HHZ. 2020-04-30T20:42:12.80 3.0 undecidable manual Sn -0.56 0
IV.MAON.HHZ. 2020-04-30T20:42:11.84 3.0 undecidable manual Sg 4.62 0
GU.GSCL.HHZ. 2020-04-30T20:42:02.90 3.0 undecidable manual Pn -0.56 0
IV.PTRJ.HHZ. 2020-04-30T20:41:56.18 3.0 undecidable manual Sg 1.08 0
IV.RIBO.EHZ.01 2020-04-30T20:41:48.62 3.0 undecidable manual Pn -0.05 0
IV.CPGN.EHZ. 2020-04-30T20:41:48.47 3.0 undecidable manual Pn 1.23 0
IV.MML1.EHE. 2020-04-30T20:41:39.91 0.3 undecidable manual S 323 29.0487 101 -0.1 71
IV.CESI.HHZ. 2020-04-30T20:41:39.12 0.6 undecidable manual S 296 25.6521 102 0.27 46
IV.ROSPO.HHZ. 2020-04-30T20:41:38.74 3.0 undecidable manual P 0.19 0
IV.FDMO.HHZ. 2020-04-30T20:41:36.21 0.6 undecidable manual S 330 16.7721 108 0.35 46
IV.MML1.EHE. 2020-04-30T20:41:35.49 0.3 undecidable manual P 323 29.0487 101 -0.18 69
IV.CESI.HHZ. 2020-04-30T20:41:34.84 0.1 undecidable manual P 296 25.6521 102 -0.16 94
IV.MMO1.EHZ. 2020-04-30T20:41:34.12 0.6 undecidable manual S 94 11.1777 116 0.07 49
IV.FDMO.HHZ. 2020-04-30T20:41:33.26 0.1 undecidable manual P 330 16.7721 108 -0.01 98
IV.NRCA.HHZ. 2020-04-30T20:41:33.68 0.6 undecidable manual S 218 10.0788 119 -0.05 49
IV.NRCA.HHZ. 2020-04-30T20:41:32.14 0.1 undecidable manual P 218 10.0788 119 0.1 97
IV.MMO1.EHZ. 2020-04-30T20:41:32.25 0.6 positive manual P 94 11.1777 116 0.02 49
IV.MC2.EHE. 2020-04-30T20:41:31.57 0.1 undecidable manual S 352 0.5994 173 -0.09 99
IV.MC2.EHE. 2020-04-30T20:41:30.89 0.1 undecidable manual P 352 0.5994 173 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.2 0.000261642 0.128 AML other m 2020-04-30T20:41:34.16
IV.NRCA.HHN. ML:1.1 0.00018999655 0.1024 AML other m 2020-04-30T20:41:34.09
IV.NRCA.HNE. ML:1.2 0.00024746705000000004 0.1024 AML other m 2020-04-30T20:41:34.55
IV.NRCA.HNN. ML:1.0 0.00016546371500000001 0.1024 AML other m 2020-04-30T20:41:34.08
IV.FDMO.HHE. ML:0.6 0.000035900945 0.2432 AML other m 2020-04-30T20:41:36.39
IV.FDMO.HHN. ML:0.6 0.000042242434999999996 0.1792 AML other m 2020-04-30T20:41:36.40
IV.CESI.HNE. ML:1.4 0.000138853335 1.0496 AML other m 2020-04-30T20:41:45.20
IV.CESI.HNN. ML:2.2 0.0010672048 0.6528 AML other m 2020-04-30T20:41:39.33
IV.CESI.HHE. ML:0.4 0.0000166093825 0.1536 AML other m 2020-04-30T20:41:39.57
IV.CESI.HHN. ML:0.9 0.00004486372 0.2432 AML other m 2020-04-30T20:41:39.38
IV.CPGN.HNE. ML:2.3 0.00014603482000000002 0.6144 AML other m 2020-04-30T20:42:19.88
IV.CPGN.HNN. ML:2.4 0.00019211414999999998 0.9728 AML other m 2020-04-30T20:42:14.97
IV.CPGN.EHE. ML:1.6 0.000029420975000000003 0.2304 AML other m 2020-04-30T20:41:48.63
IV.CPGN.EHN. ML:1.5 0.000024599337999999997 0.2304 AML other m 2020-04-30T20:42:21.64
IV.RIBO.EHE.01 ML:2.2 0.00006839345499999999 1.6896 AML other m 2020-04-30T20:42:25.32
GU.GSCL.HHN. ML:2.5 0.000054351430000000005 0.2688 AML other m 2020-04-30T20:42:34.39
GU.GSCL.HHE. ML:2.4 0.00003874311499999999 0.3328 AML other m 2020-04-30T20:42:27.57
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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