Earthquake with magnitude of ML 1.2 on date 03-04-2020 and time 13:50:14 (Italy) in region 4 km SW Castelsantangelo sul Nera (MC)

A magnitude ML 1.2 earthquake occured in region: 4 km SW Castelsantangelo sul Nera (MC), on

  • 03-04-2020 11:50:14 (UTC)
  • 03-04-2020 13:50:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8660, 13.1220 at 8 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 4 281 281
Preci PG 7 724 1005
Visso MC 8 1107 2112
Norcia PG 8 4957 7069
Ussita MC 9 444 7513
Sellano PG 16 1079 8592
Bolognola MC 17 142 8734
Montemonaco AP 17 604 9338
Monte Cavallo MC 17 145 9483
Cerreto di Spoleto PG 17 1075 10558
Montegallo AP 18 523 11081
Arquata del Tronto AP 18 1178 12259
Cascia PG 19 3217 15476
Acquacanina MC 19 121 15597
Fiordimonte MC 19 202 15799
Fiastra MC 19 559 16358
Montefortino FM 20 1178 17536

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Foligno (57155 inhabitants)
52 Km NE of Terni (111501 inhabitants)
53 Km W of Teramo (54892 inhabitants)
62 Km NW of L'Aquila (69753 inhabitants)
65 Km E of Perugia (166134 inhabitants)
90 Km SW of Ancona (100861 inhabitants)
93 Km W of Montesilvano (53738 inhabitants)
97 Km NE of Viterbo (67173 inhabitants)
100 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 1.2 2020-04-03
11:50:14
42.8663 13.1218 8 2020-04-03
12:02:23
Sala Sismica INGV-Roma 77830711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-03 11:50:14 ± 0.06
Latitude 42.8663 ± 0.0027
Longitude 13.1218 ± 0.0049
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 77830711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 343
Semi-minor axis of confidence ellipse (meter) 161
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 272
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 68
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
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) 0.03327
Epicentral distance of station farthest from the epicenter (degree) 0.46315
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 19
Type of magnitude ML
Reference to an origin 77830711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-03 12:02:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2020-04-03T11:50:24.08 0.6 undecidable manual S 15 25.8519 107 -0.27 46
IV.EL6.EHZ. 2020-04-03T11:50:24.46 1.0 undecidable manual P 358 51.4152 50 -0.19 22
IV.MOMA.HHE. 2020-04-03T11:50:24.09 1.0 undecidable manual P 261 45.4212 50 0.36 22
IT.GNU.HGZ. 2020-04-03T11:50:23.36 1.0 undecidable manual P 261 45.4212 50 -0.37 22
IV.SNTG.HHZ. 2020-04-03T11:50:23.69 1.0 undecidable manual P 341 45.5211 50 -0.06 23
IV.MNTT.EHZ. 2020-04-03T11:50:23.36 1.0 undecidable manual P 60 44.1225 50 -0.18 23
IV.RM33.EHZ. 2020-04-03T11:50:22.78 0.6 negative manual P 169 40.3263 50 -0.17 46
IV.FDMO.HHZ. 2020-04-03T11:50:21.99 0.6 undecidable manual S 352 19.0698 113 -0.14 48
IV.LNSS.HHZ. 2020-04-03T11:50:21.15 0.6 undecidable manual P 193 29.9478 105 -0.01 48
IV.MF5.EHZ. 2020-04-03T11:50:21.67 0.6 positive manual P 64 30.5472 105 0.4 45
IV.MMO1.EHZ. 2020-04-03T11:50:21.42 0.3 undecidable manual S 78 17.0718 115 -0.06 73
IV.CESI.HHZ. 2020-04-03T11:50:20.12 1.0 undecidable manual P 311 23.3544 109 0.23 23
IV.MTRA.HNZ. 2020-04-03T11:50:20.64 1.0 undecidable manual P 118 25.4523 108 0.35 23
IV.FEMA.HNZ. 2020-04-03T11:50:20.18 0.6 undecidable manual S 331 12.0768 124 0.19 48
IV.GUMA.HHZ. 2020-04-03T11:50:20.83 0.1 positive manual P 38 27.8499 106 0.09 96
IV.CSP1.EHZ. 2020-04-03T11:50:20.11 1.0 undecidable manual P 15 25.8519 107 -0.26 23
IV.FDMO.HHZ. 2020-04-03T11:50:19.11 0.6 negative manual P 352 19.0698 113 0.02 49
IV.MMO1.EHZ. 2020-04-03T11:50:18.68 0.1 positive manual P 78 17.0718 115 -0.04 98
IV.NRCA.HNZ. 2020-04-03T11:50:17.80 0.1 undecidable manual S 190 3.6963 155 -0.22 97
IV.MC2.EHZ. 2020-04-03T11:50:17.17 0.1 positive manual P 48 7.3815 138 0.04 100
IV.FEMA.HNZ. 2020-04-03T11:50:17.99 1.0 undecidable manual P 331 12.0768 124 0.13 24
IV.NRCA.HNZ. 2020-04-03T11:50:16.90 0.1 positive manual P 190 3.6963 155 0.18 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:0.0 0.0032277119999999998 0.1408 AML other m 2020-04-03T11:50:17.90
IV.NRCA.HHN. ML:0.0 0.003021731 0.1024 AML other m 2020-04-03T11:50:18.42
IV.NRCA.HNE. ML:0.0 0.002943935 0.1344 AML other m 2020-04-03T11:50:17.91
IV.NRCA.HNN. ML:0.0 0.0029231379999999996 0.1536 AML other m 2020-04-03T11:50:17.83
IV.FDMO.HHE. ML:1.1 0.00010593344 0.16 AML other m 2020-04-03T11:50:22.88
IV.FDMO.HHN. ML:1.3 0.0001565125 0.2624 AML other m 2020-04-03T11:50:22.25
IV.CSP1.EHE. ML:1.3 0.00010851595 0.3008 AML other m 2020-04-03T11:50:24.45
IV.CSP1.EHN. ML:1.0 0.00006459265 0.1408 AML other m 2020-04-03T11:50:25.79
IV.CESI.HHE. ML:1.0 0.00006716905000000001 0.16 AML other m 2020-04-03T11:50:24.43
IV.CESI.HHN. ML:1.5 0.00020625515 0.1408 AML other m 2020-04-03T11:50:24.26
IV.CESI.HNE. ML:1.2 0.000097309805 0.2688 AML other m 2020-04-03T11:50:24.04
IV.CESI.HNN. ML:1.6 0.0002411379 0.3904 AML other m 2020-04-03T11:50:22.11
IV.GUMA.HHE. ML:1.8 0.0003082844 0.256 AML other m 2020-04-03T11:50:25.41
IV.GUMA.HHN. ML:1.8 0.00033987715000000004 0.1984 AML other m 2020-04-03T11:50:25.57
IV.LNSS.HHE. ML:1.2 0.000071483195 0.1408 AML other m 2020-04-03T11:50:26.52
IV.LNSS.HHN. ML:1.0 0.000052581710000000006 0.1856 AML other m 2020-04-03T11:50:26.89
IV.RM33.EHE. ML:1.0 0.000035189615 0.2624 AML other m 2020-04-03T11:50:29.63
IV.RM33.EHN. ML:1.2 0.000047709630000000004 0.384 AML other m 2020-04-03T11:50:29.89
IV.RM33.HNE. ML:1.8 0.00020946314999999998 0.8448 AML other m 2020-04-03T11:50:29.49
IV.SNTG.HHE. ML:0.9 0.00002564267 0.1024 AML other m 2020-04-03T11:50:30.92
IV.SNTG.HHN. ML:0.9 0.00002733887 0.1024 AML other m 2020-04-03T11:50:30.87
IV.EL6.EHE. ML:1.1 0.000036034894999999996 0.2048 AML other m 2020-04-03T11:50:32.07
IV.EL6.EHN. ML:1.3 0.000049486505 0.256 AML other m 2020-04-03T11:50:32.87
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