Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 16-07-2019 and time 04:41:28 (Italy) in region 5 km NE Cascia (PG)

A magnitude ML 1.7 earthquake occured in region: 5 km NE Cascia (PG), on

  • 16-07-2019 02:41:28 (UTC)
  • 16-07-2019 04:41:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7470, 13.0600 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Cascia PG 5 3217 3217
Norcia PG 6 4957 8174
Poggiodomo PG 11 117 8291
Monteleone di Spoleto PG 14 599 8890
Cerreto di Spoleto PG 14 1075 9965
Preci PG 15 724 10689
Vallo di Nera PG 16 364 11053
Accumoli RI 16 667 11720
Cittareale RI 17 482 12202
Castelsantangelo sul Nera MC 18 281 12483
Sant'Anatolia di Narco PG 18 564 13047
Scheggino PG 19 461 13508
Sellano PG 19 1079 14587
Arquata del Tronto AP 20 1178 15765

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km SE of Foligno (57155 inhabitants)
40 Km NE of Terni (111501 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
54 Km W of Teramo (54892 inhabitants)
68 Km SE of Perugia (166134 inhabitants)
86 Km E of Viterbo (67173 inhabitants)
87 Km NE of Guidonia Montecelio (88673 inhabitants)
90 Km N of Tivoli (56533 inhabitants)
93 Km W of Montesilvano (53738 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
Bulletin
Rev1000 		ML 1.7 2019-07-16
02:41:28		 42.7472 13.06 10 2019-11-13
14:31:03		 Bollettino Sismico Italiano INGV 72589311
Reviewed
Rev100 		ML 1.8 2019-07-16
02:41:28		 42.7453 13.0578 10 2019-07-16
02:50:10		 Sala Sismica INGV-Roma 70620431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-16 02:41:28 ± 0.06
Latitude 42.7472 ± 0.0027
Longitude 13.0600 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72589311

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 322
Semi-minor axis of confidence ellipse (meter) 195
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 109
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 46
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 44
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.58276
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 72589311
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-20 16:04:23

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 70620431
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-16 02:50:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2019-07-16T02:42:17.61 3.0 undecidable manual S 3.16 0
IV.EL6.EHZ. 2019-07-16T02:41:48.77 0.1 undecidable manual S 3 64.6908 50 0.76 75
IV.SNTG.HHZ. 2019-07-16T02:41:46.15 0.3 undecidable manual S 350 57.1983 50 0.15 68
IV.FIAM.HHZ. 2019-07-16T02:41:45.11 0.6 undecidable manual S 175 53.3022 50 0.13 46
IV.GUMA.HHZ. 2019-07-16T02:41:42.32 0.6 undecidable manual S 32 41.5251 50 0.49 43
IV.MF5.EHZ. 2019-07-16T02:41:42.94 0.1 undecidable manual S 50 42.0246 50 0.97 71
IV.MOMA.HNZ. 2019-07-16T02:41:41.77 0.6 undecidable manual S 279 40.4262 50 0.25 46
IV.CESX.HHZ. 2019-07-16T02:41:41.63 0.1 undecidable manual S 248 41.5251 50 -0.2 92
IT.FOPC.HGN. 2019-07-16T02:41:41.25 0.6 undecidable manual S 311 38.1285 50 0.34 45
IV.EL6.EHZ. 2019-07-16T02:41:39.28 0.1 undecidable manual P 3 64.6908 50 -0.29 87
IV.RM33.EHZ. 2019-07-16T02:41:38.26 0.3 undecidable manual S 154 29.2485 50 -0.3 69
IV.FDMO.HHZ. 2019-07-16T02:41:38.77 0.6 undecidable manual S 4 32.1456 50 -0.56 43
IV.SNTG.HHZ. 2019-07-16T02:41:38.12 0.3 undecidable manual P 350 57.1983 50 -0.29 66
IV.ARRO.EHZ. 2019-07-16T02:41:38.92 0.3 undecidable manual S 232 30.3474 50 0.06 73
IV.MNTT.EHZ. 2019-07-16T02:41:38.73 0.1 undecidable manual P 51 55.7997 50 0.52 83
IV.CESI.HHZ. 2019-07-16T02:41:38.84 0.6 undecidable manual S 336 31.2465 50 -0.25 47
IV.FIAM.HHZ. 2019-07-16T02:41:37.54 0.6 undecidable manual P 175 53.3022 50 -0.29 44
IV.MTRA.EHZ. 2019-07-16T02:41:37.82 0.6 undecidable manual S 88 27.4503 50 -0.25 47
IV.SMA1.EHN. 2019-07-16T02:41:37.86 0.6 undecidable manual S 120 25.9518 50 0.2 47
IV.MMO1.EHZ. 2019-07-16T02:41:37.70 0.6 undecidable manual S 52 27.5502 50 -0.39 45
IV.MOMA.HNZ. 2019-07-16T02:41:36.17 0.6 undecidable manual P 279 40.4262 50 0.34 45
IV.CESX.HHZ. 2019-07-16T02:41:36.44 0.1 undecidable manual P 248 41.5251 50 0.44 88
IV.T1299.HNN. 2019-07-16T02:41:36.33 0.3 undecidable manual S 125 22.0668 114 -0.11 73
IV.ASSB.HHZ. 2019-07-16T02:41:36.40 0.1 undecidable manual P 315 46.2204 50 -0.33 89
IV.FEMA.HNE. 2019-07-16T02:41:36.77 0.3 undecidable manual S 358 23.8539 113 -0.25 71
IV.MC2.EHZ. 2019-07-16T02:41:36.20 0.6 undecidable manual S 30 21.0678 115 0.07 49
IV.MF5.EHZ. 2019-07-16T02:41:36.15 0.1 undecidable manual P 50 42.0246 50 0.06 95
IT.FOPC.HGN. 2019-07-16T02:41:35.27 0.3 undecidable manual P 311 38.1285 50 -0.21 70
IV.GUMA.HHZ. 2019-07-16T02:41:35.96 0.1 undecidable manual P 32 41.5251 50 -0.05 95
IV.GAVE.EHZ. 2019-07-16T02:41:34.49 0.6 undecidable manual S 246 14.7741 124 0.24 48
IV.CESI.HHZ. 2019-07-16T02:41:34.14 0.1 undecidable manual P 336 31.2465 50 -0.28 92
IV.LNSS.HHZ. 2019-07-16T02:41:34.87 0.3 undecidable manual S 186 16.0728 122 0.25 72
IV.FDMO.HHZ. 2019-07-16T02:41:34.27 0.1 undecidable manual P 4 32.1456 50 -0.29 92
IV.ARRO.EHZ. 2019-07-16T02:41:34.10 0.1 positive manual P 232 30.3474 50 -0.19 94
IV.SMA1.EHN. 2019-07-16T02:41:33.62 0.1 undecidable manual P 120 25.9518 50 0.02 98
IV.MMO1.EHZ. 2019-07-16T02:41:33.46 0.1 undecidable manual P 52 27.5502 50 -0.38 91
IV.RM33.EHZ. 2019-07-16T02:41:33.80 0.1 undecidable manual P 154 29.2485 50 -0.31 92
IV.MTRA.EHZ. 2019-07-16T02:41:33.83 0.3 undecidable manual P 88 27.4503 50 0 74
IV.FEMA.HNE. 2019-07-16T02:41:33.21 0.1 undecidable manual P 358 23.8539 113 -0.02 99
IV.T1299.HNN. 2019-07-16T02:41:32.87 0.1 undecidable manual P 125 22.0668 114 -0.02 99
IV.NRCA.HNZ. 2019-07-16T02:41:32.93 0.6 undecidable manual S 25 10.5783 133 -0.16 49
IV.MC2.EHZ. 2019-07-16T02:41:32.66 0.1 positive manual P 30 21.0678 115 -0.05 99
IV.NRCA.HNZ. 2019-07-16T02:41:31.03 0.1 undecidable manual P 25 10.5783 133 0.07 100
IV.GAVE.EHZ. 2019-07-16T02:41:31.85 0.1 positive manual P 246 14.7741 124 0.22 96
IV.LNSS.HHZ. 2019-07-16T02:41:31.99 0.1 positive manual P 186 16.0728 122 0.15 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:2.2 0.00216 0.98 AML other m 2019-07-16T02:41:33.12
IV.NRCA.HNE. ML:2.2 0.002055 0.96 AML other m 2019-07-16T02:41:33.12
IV.NRCA.HNN. ML:2.1 0.00141 0.08 AML other m 2019-07-16T02:41:33.33
IV.NRCA.HHN. ML:2.1 0.0015300000000000001 0.08 AML other m 2019-07-16T02:41:33.37
IV.GAVE.HNN. ML:1.7 0.000526 0.26 AML other m 2019-07-16T02:41:34.75
IV.GAVE.EHN. ML:2.2 0.0016 0.26 AML other m 2019-07-16T02:41:34.76
IV.LNSS.HHE. ML:2.1 0.00115 1.88 AML other m 2019-07-16T02:41:34.00
IV.LNSS.HNE. ML:2.1 0.001065 1.88 AML other m 2019-07-16T02:41:34.94
IV.LNSS.HNN. ML:2.0 0.0009225 1.88 AML other m 2019-07-16T02:41:34.98
IV.LNSS.HHN. ML:2.0 0.000986 1.88 AML other m 2019-07-16T02:41:34.98
IV.GAVE.EHE. ML:2.2 0.0016 0.18 AML other m 2019-07-16T02:41:35.31
IV.GAVE.HNE. ML:2.3 0.0018 0.2 AML other m 2019-07-16T02:41:35.30
IV.MTRA.EHE. ML:1.8 0.000343 0.2 AML other m 2019-07-16T02:41:38.52
IV.MTRA.EHN. ML:1.7 0.00028050000000000004 0.16 AML other m 2019-07-16T02:41:38.52
IV.CESI.HHN. ML:1.8 0.00027449999999999995 0.3 AML other m 2019-07-16T02:41:39.12
IV.CESI.HHE. ML:1.6 0.00016649999999999998 0.2 AML other m 2019-07-16T02:41:39.02
IV.FDMO.HHN. ML:1.8 0.000265 0.64 AML other m 2019-07-16T02:41:39.43
IV.RM33.EHN. ML:1.4 0.0001215 0.3 AML other m 2019-07-16T02:41:39.93
IV.FDMO.HHE. ML:1.5 0.0001495 1.84 AML other m 2019-07-16T02:41:40.00
IV.ARRO.EHN. ML:1.3 0.00009485 0.7 AML other m 2019-07-16T02:41:40.29
IV.RM33.EHE. ML:1.4 0.0001245 0.2 AML other m 2019-07-16T02:41:40.44
IV.CESX.HHN. ML:1.4 0.00008245 0.84 AML other m 2019-07-16T02:41:42.34
IV.ARRO.EHE. ML:1.2 0.00008685 1.24 AML other m 2019-07-16T02:41:42.19
IV.CESX.HHE. ML:1.2 0.0000535 0.18 AML other m 2019-07-16T02:41:43.26
IV.GUMA.HHE. ML:1.7 0.00014950000000000003 0.42 AML other m 2019-07-16T02:41:43.15
IV.ASSB.HHN. ML:1.5 0.0000846 0.16 AML other m 2019-07-16T02:41:44.20
IV.GUMA.HHN. ML:1.7 0.00016350000000000002 0.48 AML other m 2019-07-16T02:41:44.81
IV.ASSB.HHE. ML:1.5 0.00008455 1.4 AML other m 2019-07-16T02:41:44.98
IV.SNTG.HHE. ML:1.5 0.00006865 0.54 AML other m 2019-07-16T02:41:46.58
IV.SNTG.HHN. ML:1.5 0.00006934999999999999 1.1 AML other m 2019-07-16T02:41:47.87
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