Earthquake with magnitude of ML 0.5 on date 17-03-2020 and time 09:34:01 (Italy) in region 6 km S Castelsantangelo sul Nera (MC)

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

  • 17-03-2020 08:34:01 (UTC)
  • 17-03-2020 09:34:01 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8430, 13.1470 at 5 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
Norcia PG 7 4957 5238
Preci PG 10 724 5962
Visso MC 11 1107 7069
Ussita MC 11 444 7513
Arquata del Tronto AP 15 1178 8691
Montegallo AP 15 523 9214
Montemonaco AP 16 604 9818
Cascia PG 18 3217 13035
Bolognola MC 18 142 13177
Accumoli RI 18 667 13844
Sellano PG 19 1079 14923
Cerreto di Spoleto PG 19 1075 15998
Montefortino FM 19 1178 17176

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Foligno (57155 inhabitants)
50 Km W of Teramo (54892 inhabitants)
51 Km NE of Terni (111501 inhabitants)
58 Km NW of L'Aquila (69753 inhabitants)
68 Km E of Perugia (166134 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
91 Km SW of Ancona (100861 inhabitants)
97 Km W of Pescara (121014 inhabitants)
97 Km E of Viterbo (67173 inhabitants)
100 Km NE of Guidonia Montecelio (88673 inhabitants)
100 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 2020-03-17
08:34:01
42.8428 13.1472 5 2020-03-17
09:00:02
Sala Sismica INGV-Roma 77320561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-17 08:34:01 ± 0.12
Latitude 42.8428 ± 0.0036
Longitude 13.1472 ± 0.0061
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 77320561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 491
Semi-minor axis of confidence ellipse (meter) 179
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 114
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 83
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.25271
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 77320561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-17 09:00:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IFOR.HHZ. 2020-03-17T08:35:01.48 3.0 undecidable manual Sn 2.21 0
IV.PTRJ.HHZ. 2020-03-17T08:34:50.91 3.0 undecidable manual Sn 0.19 0
IV.CRMI.HHZ. 2020-03-17T08:34:36.00 3.0 undecidable manual Pg 7.08 0
IV.COLB.HHZ. 2020-03-17T08:34:31.63 3.0 undecidable manual Pn -0.72 0
IT.VNF1.HGZ. 2020-03-17T08:34:24.00 3.0 undecidable manual P 0.22 0
IV.PE3.EHZ. 2020-03-17T08:34:17.67 3.0 undecidable manual P -0.24 0
IV.LPEL.HHZ. 2020-03-17T08:34:17.02 3.0 undecidable manual P -1.66 0
IV.APEC.HHZ. 2020-03-17T08:34:16.84 3.0 negative manual Pg 0.29 0
IV.LNSS.HHZ. 2020-03-17T08:34:12.13 0.3 undecidable manual S 198 28.0497 100 0.41 67
IV.FDMO.HHZ. 2020-03-17T08:34:09.64 0.3 undecidable manual S 347 22.0668 103 -0.05 73
IV.CESI.HNE. 2020-03-17T08:34:07.14 0.3 undecidable manual P 312 26.6511 101 -0.14 71
IV.LNSS.HHZ. 2020-03-17T08:34:07.50 0.1 undecidable manual P 198 28.0497 100 -0.05 96
IV.MMO1.EHZ. 2020-03-17T08:34:07.60 0.3 undecidable manual S 67 15.873 107 -0.03 74
IV.FDMO.HHZ. 2020-03-17T08:34:06.48 0.3 undecidable manual P 347 22.0668 103 0.11 72
IV.MTRA.HNZ. 2020-03-17T08:34:06.34 0.1 undecidable manual P 115 22.4553 103 -0.11 96
IV.MC2.EHZ. 2020-03-17T08:34:05.68 0.3 undecidable manual S 24 8.3805 121 0.46 68
IV.MMO1.EHZ. 2020-03-17T08:34:05.02 0.1 undecidable manual P 67 15.873 107 -0.17 96
IV.MC2.EHZ. 2020-03-17T08:34:03.80 0.1 undecidable manual P 24 8.3805 121 0 100
IV.NRCA.HHZ. 2020-03-17T08:34:03.66 0.3 undecidable manual S 249 2.8971 150 -0.19 73
IV.NRCA.HHZ. 2020-03-17T08:34:02.94 0.1 undecidable manual P 249 2.8971 150 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.8 0.0012235749999999997 0.1152 AML other m 2020-03-17T08:34:04.30
IV.NRCA.HHN. ML:2.0 0.0016566635 0.1408 AML other m 2020-03-17T08:34:03.79
IV.NRCA.HNE. ML:1.8 0.0011962135 0.1472 AML other m 2020-03-17T08:34:03.77
IV.NRCA.HNN. ML:1.9 0.001502144 0.1408 AML other m 2020-03-17T08:34:03.79
IV.FDMO.HHE. ML:0.4 0.000020742995 0.1344 AML other m 2020-03-17T08:34:11.22
IV.FDMO.HHN. ML:0.6 0.00003114038 0.224 AML other m 2020-03-17T08:34:11.74
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