Earthquake with magnitude of ML 0.4 on date 30-09-2019 and time 02:37:22 (UTC) in region 2 km NW Castelsantangelo sul Nera (MC)

A magnitude ML 0.4 earthquake occured in region: 2 km NW Castelsantangelo sul Nera (MC), on

  • 30-09-2019 02:37:22 (UTC)
  • 30-09-2019 04:37:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9120, 13.1430 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 2 281 281
Ussita MC 4 444 725
Visso MC 5 1107 1832
Preci PG 9 724 2556
Bolognola MC 12 142 2698
Acquacanina MC 14 121 2819
Norcia PG 14 4957 7776
Fiastra MC 14 559 8335
Fiordimonte MC 15 202 8537
Monte Cavallo MC 15 145 8682
Montemonaco AP 15 604 9286
Pieve Torina MC 17 1458 10744
Montefortino FM 17 1178 11922
Montegallo AP 17 523 12445
Pievebovigliana MC 18 866 13311
Sellano PG 18 1079 14390
Sarnano MC 19 3264 17654
Amandola FM 19 3629 21283
Arquata del Tronto AP 20 1178 22461

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Foligno (57155 inhabitants)
54 Km NW of Teramo (54892 inhabitants)
56 Km NE of Terni (111501 inhabitants)
65 Km E of Perugia (166134 inhabitants)
66 Km NW of L'Aquila (69753 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
93 Km W of Montesilvano (53738 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 0.4 2019-09-30
02:37:22
42.912 13.1432 10 2019-09-30
02:46:01
Sala Sismica INGV-Roma 72909561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-30 02:37:22 ± 0.26
Latitude 42.9120 ± 0.0045
Longitude 13.1432 ± 0.0074
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 72909561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 620
Semi-minor axis of confidence ellipse (meter) 107
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 266
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.13490
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 72909561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-30 02:46:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CIRO.HHZ. 2019-09-30T02:39:03.60 3.0 undecidable manual Sn -1.61 0
CR.STON.BHZ. 2019-09-30T02:38:47.90 3.0 undecidable manual Sn 0.42 0
IV.SBPO.HNZ. 2019-09-30T02:38:20.95 3.0 undecidable manual Sg 0.08 0
IV.NDIM.HHZ. 2019-09-30T02:37:44.20 3.0 positive manual Pn -0.01 0
IV.GIUL.HHZ. 2019-09-30T02:37:44.28 3.0 negative manual Pg 14.76 0
IV.FDMO.HHZ. 2019-09-30T02:37:28.20 0.3 undecidable manual S 342 14.5743 124 -0.12 74
IV.MMO1.EHZ. 2019-09-30T02:37:28.26 0.3 undecidable manual S 95 14.9739 124 -0.19 73
IV.NRCA.HHZ. 2019-09-30T02:37:26.71 0.1 undecidable manual S 195 8.9799 138 -0.16 99
IV.MC2.EHZ. 2019-09-30T02:37:26.08 0.3 undecidable manual S 91 3.6963 160 0.18 75
IV.NRCA.HHZ. 2019-09-30T02:37:25.02 0.1 undecidable manual P 195 8.9799 138 0.12 100
IV.FDMO.HHZ. 2019-09-30T02:37:25.76 1.0 negative manual P 342 14.5743 124 0.02 25
IV.MMO1.EHZ. 2019-09-30T02:37:25.84 0.6 undecidable manual P 95 14.9739 124 0.02 50
IV.MC2.EHZ. 2019-09-30T02:37:24.60 0.6 undecidable manual P 91 3.6963 160 0.26 49
IV.MMUR.HNZ. 2019-09-30T02:37:22.86 3.0 undecidable manual P -4.42 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:0.6 0.000054953509999999996 0.1792 AML other m 2019-09-30T02:37:26.82
IV.NRCA.HHN. ML:0.7 0.00007225122 0.0816 AML other m 2019-09-30T02:37:26.79
IV.FDMO.HHE. ML:0.2 0.000014431800000000001 0.0992 AML other m 2019-09-30T02:37:28.66
IV.FDMO.HHN. ML:0.2 0.000014461175 0.24 AML other m 2019-09-30T02:37:28.59
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
Waveforms Seismic signals in miniseed + resp format not available