Earthquake with magnitude of ML 0.9 on date 13-08-2019 and time 16:01:04 (UTC) in region 7 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 0.9 earthquake occured in region: 7 km SE Castelsantangelo sul Nera (MC), on

  • 13-08-2019 16:01:04 (UTC)
  • 13-08-2019 18:01:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8500, 13.2130 at 10 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 7 281 281
Montegallo AP 10 523 804
Montemonaco AP 11 604 1408
Arquata del Tronto AP 11 1178 2586
Norcia PG 12 4957 7543
Ussita MC 12 444 7987
Visso MC 14 1107 9094
Preci PG 15 724 9818
Montefortino FM 15 1178 10996
Bolognola MC 16 142 11138
Accumoli RI 18 667 11805
Acquasanta Terme AP 18 2916 14721
Amandola FM 19 3629 18350

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
46 Km W of Teramo (54892 inhabitants)
56 Km NE of Terni (111501 inhabitants)
58 Km N of L'Aquila (69753 inhabitants)
73 Km E of Perugia (166134 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
89 Km S of Ancona (100861 inhabitants)
92 Km W of Pescara (121014 inhabitants)
96 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 0.9 2019-08-13
16:01:04
42.8505 13.2127 10 2019-08-13
16:13:58
Sala Sismica INGV-Roma 71459281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-13 16:01:04 ± 0.04
Latitude 42.8505 ± 0.0027
Longitude 13.2127 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 71459281

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 337
Semi-minor axis of confidence ellipse (meter) 30
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 236
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) 99
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.07374
Epicentral distance of station farthest from the epicenter (degree) 0.24102
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 71459281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-13 16:13:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHZ. 2019-08-13T16:01:14.38 0.6 undecidable manual S 158 26.3514 50 -0.11 49
IV.CSP1.EHZ. 2019-08-13T16:01:14.61 0.3 undecidable manual S 359 26.751 50 0.01 75
IV.FDMO.HHZ. 2019-08-13T16:01:13.33 0.3 undecidable manual S 334 23.0547 114 -0.15 73
IV.MTRA.EHZ. 2019-08-13T16:01:11.92 0.3 undecidable manual S 125 18.2706 119 -0.06 75
IV.CSP1.EHZ. 2019-08-13T16:01:10.54 0.1 undecidable manual P 359 26.751 50 0.09 98
IV.SMA1.EHZ. 2019-08-13T16:01:10.29 0.1 undecidable manual P 158 26.3514 50 -0.09 98
IV.MTRA.EHZ. 2019-08-13T16:01:09.01 0.1 undecidable manual P 125 18.2706 119 0.08 100
IV.NRCA.HHZ. 2019-08-13T16:01:09.16 0.3 undecidable manual S 257 8.1807 141 -0.11 76
IV.FDMO.HHZ. 2019-08-13T16:01:09.74 0.1 undecidable manual P 334 23.0547 114 -0.06 99
IV.MMO1.EHZ. 2019-08-13T16:01:09.76 0.3 undecidable manual S 60 10.7781 133 -0.1 75
IV.MMO1.EHZ. 2019-08-13T16:01:07.84 0.1 undecidable manual P 60 10.7781 133 0.13 100
IV.NRCA.HHZ. 2019-08-13T16:01:07.57 0.1 undecidable manual P 257 8.1807 141 0.2 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.0 0.00015 0.14 AML other m 2019-08-13T16:01:09.27
IV.NRCA.HHE. ML:0.9 0.0001076 0.36 AML other m 2019-08-13T16:01:09.49
IV.FDMO.HHN. ML:0.8 0.00003985 0.16 AML other m 2019-08-13T16:01:13.59
IV.FDMO.HHE. ML:0.7 0.000027950000000000002 0.24 AML other m 2019-08-13T16:01:13.61
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