Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 18-07-2019 and time 00:34:51 (Italy) in region 3 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 1.3 earthquake occured in region: 3 km SE Castelsantangelo sul Nera (MC), on

  • 17-07-2019 22:34:51 (UTC)
  • 18-07-2019 00:34:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8780, 13.1840 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.

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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 8 444 725
Visso MC 10 1107 1832
Preci PG 12 724 2556
Norcia PG 12 4957 7513
Montemonaco AP 12 604 8117
Montegallo AP 13 523 8640
Bolognola MC 14 142 8782
Montefortino FM 15 1178 9960
Arquata del Tronto AP 15 1178 11138
Acquacanina MC 17 121 11259
Fiastra MC 18 559 11818
Amandola FM 18 3629 15447
Fiordimonte MC 19 202 15649
Monte Cavallo MC 20 145 15794

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
49 Km NW of Teramo (54892 inhabitants)
56 Km NE of Terni (111501 inhabitants)
61 Km N of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
96 Km W of Pescara (121014 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 1.3 2019-07-17
22:34:51		 42.8778 13.1835 10 2019-07-17
22:40:33		 Sala Sismica INGV-Roma 70664011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-17 22:34:51 ± 0.05
Latitude 42.8778 ± 0.0027
Longitude 13.1835 ± 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 70664011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 334
Semi-minor axis of confidence ellipse (meter) 278
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 51
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 53
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) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.06745
Epicentral distance of station farthest from the epicenter (degree) 0.64481
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 70664011
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-17 22:40:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2019-07-17T22:35:03.73 0.6 undecidable manual P 344 71.5728 50 -0.12 44
IV.MOMA.HHZ. 2019-07-17T22:35:01.00 0.6 undecidable manual P 261 50.616 50 0.38 44
IV.SMA1.EHZ. 2019-07-17T22:35:01.93 0.3 undecidable manual S 156 30.1476 50 -0.06 72
IV.CESI.HHZ. 2019-07-17T22:35:00.89 0.3 undecidable manual S 302 26.6511 50 -0.19 71
IV.GUMA.HHZ. 2019-07-17T22:35:00.39 0.3 undecidable manual S 31 23.9538 113 0.1 73
IV.MF5.EHZ. 2019-07-17T22:35:00.98 0.3 undecidable manual S 61 25.5522 50 0.2 71
IV.EL6.EHZ. 2019-07-17T22:35:00.51 0.3 undecidable manual P 352 50.5161 50 -0.1 69
IV.RM33.EHZ. 2019-07-17T22:34:59.05 0.3 undecidable manual P 176 41.0256 50 -0.1 71
IV.ASSB.HHZ. 2019-07-17T22:34:59.88 0.3 undecidable manual P 293 46.3203 50 -0.09 70
IV.MTRA.EHZ. 2019-07-17T22:34:59.41 0.3 undecidable manual S 128 21.9669 115 -0.25 71
IV.MNTT.EHZ. 2019-07-17T22:34:59.53 0.6 undecidable manual P 58 39.2274 50 0.67 41
IV.FDMO.HHZ. 2019-07-17T22:34:58.59 0.3 undecidable manual S 336 19.2696 118 -0.23 71
IV.SMA1.EHZ. 2019-07-17T22:34:57.33 0.1 undecidable manual P 156 30.1476 50 -0.14 95
IV.GUMA.HHZ. 2019-07-17T22:34:56.58 0.3 undecidable manual P 31 23.9538 113 0.1 73
IV.MF5.EHZ. 2019-07-17T22:34:56.88 0.3 undecidable manual P 61 25.5522 50 0.12 72
IV.CESI.HHZ. 2019-07-17T22:34:56.89 0.3 undecidable manual P 302 26.6511 50 -0.05 73
IV.MTRA.EHZ. 2019-07-17T22:34:56.03 0.3 undecidable manual P 128 21.9669 115 -0.09 73
IV.MMO1.EHZ. 2019-07-17T22:34:56.48 0.3 undecidable manual S 78 11.877 130 -0.22 72
IV.FDMO.HHZ. 2019-07-17T22:34:55.53 0.1 undecidable manual P 336 19.2696 118 -0.1 98
IV.NRCA.HNZ. 2019-07-17T22:34:55.79 0.1 undecidable manual S 229 7.4814 143 0.15 99
IV.NRCA.HNZ. 2019-07-17T22:34:54.09 0.1 undecidable manual P 229 7.4814 143 0.3 96
IV.MMO1.EHZ. 2019-07-17T22:34:54.45 0.1 undecidable manual P 78 11.877 130 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:2.1 0.001728556 0.1536 AML other m 2019-07-17T22:34:55.95
IV.NRCA.HHN. ML:2.0 0.0015796364999999999 0.1408 AML other m 2019-07-17T22:34:55.97
IV.NRCA.HNE. ML:2.0 0.0016236014999999999 0.1536 AML other m 2019-07-17T22:34:55.96
IV.NRCA.HNN. ML:2.0 0.001436847 0.1536 AML other m 2019-07-17T22:34:55.98
IV.FDMO.HHE. ML:1.2 0.00012932535 0.1536 AML other m 2019-07-17T22:34:58.89
IV.FDMO.HHN. ML:1.4 0.00018778034999999998 0.2048 AML other m 2019-07-17T22:34:58.90
IV.MTRA.HNE. ML:1.7 0.00030723045000000007 0.1664 AML other m 2019-07-17T22:35:00.03
IV.MTRA.HNN. ML:1.6 0.0002445392 0.1152 AML other m 2019-07-17T22:35:00.04
IV.GUMA.HHE. ML:1.3 0.0001238461 0.4608 AML other m 2019-07-17T22:35:02.63
IV.GUMA.HHN. ML:1.4 0.0001390319 0.5248 AML other m 2019-07-17T22:35:01.50
IV.MF5.EHE. ML:1.0 0.0000627963985 0.2048 AML other m 2019-07-17T22:35:01.77
IV.MF5.EHN. ML:1.1 0.00006850962 0.2432 AML other m 2019-07-17T22:35:01.68
IV.CESI.HNE. ML:1.5 0.00017849674999999998 0.2432 AML other m 2019-07-17T22:35:01.08
IV.CESI.HNN. ML:1.6 0.00020572415 0.384 AML other m 2019-07-17T22:35:01.09
IV.CESI.HHE. ML:1.5 0.00017263515000000003 0.256 AML other m 2019-07-17T22:35:01.20
IV.CESI.HHN. ML:1.6 0.00019299235 0.3072 AML other m 2019-07-17T22:35:01.24
IV.SMA1.EHE. ML:1.0 0.000044609205 0.2176 AML other m 2019-07-17T22:35:03.43
IV.SMA1.EHN. ML:1.0 0.000043078525 0.1792 AML other m 2019-07-17T22:35:02.47
IV.RM33.EHE. ML:0.9 0.00002740927 0.2944 AML other m 2019-07-17T22:35:06.00
IV.RM33.EHN. ML:0.8 0.0000179530145 0.128 AML other m 2019-07-17T22:35:06.16
IV.ASSB.HHE. ML:1.1 0.000035681434999999996 0.32 AML other m 2019-07-17T22:35:06.66
IV.ASSB.HHN. ML:1.3 0.00005456893 0.1792 AML other m 2019-07-17T22:35:06.98
IV.EL6.EHE. ML:1.3 0.000051048345 0.128 AML other m 2019-07-17T22:35:08.58
IV.EL6.EHN. ML:1.1 0.0000357061045 0.2176 AML other m 2019-07-17T22:35:11.25
IV.MOMA.HHE. ML:1.0 0.000022977850000000002 0.1792 AML other m 2019-07-17T22:35:10.07
IV.MOMA.HHN. ML:0.9 0.000018599644999999997 0.1792 AML other m 2019-07-17T22:35:10.42
IV.ARVD.HHE. ML:0.8 0.000009901533 0.2432 AML other m 2019-07-17T22:35:15.33
IV.ARVD.HHN. ML:0.5 0.000007004096499999999 0.2176 AML other m 2019-07-17T22:35:15.45
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