Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 16-07-2019 and time 11:00:18 (UTC) in region 3 km SE Cerreto di Spoleto (PG)

A magnitude ML 1.4 earthquake occured in region: 3 km SE Cerreto di Spoleto (PG), on

  • 16-07-2019 11:00:18 (UTC)
  • 16-07-2019 13:00:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8020, 12.9480 at 11 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
Cerreto di Spoleto PG 3 1075 1075
Vallo di Nera PG 8 364 1439
Sellano PG 10 1079 2518
Poggiodomo PG 10 117 2635
Cascia PG 11 3217 5852
Preci PG 11 724 6576
Sant'Anatolia di Narco PG 12 564 7140
Norcia PG 12 4957 12097
Scheggino PG 14 461 12558
Campello sul Clitunno PG 14 2442 15000
Monteleone di Spoleto PG 17 599 15599
Trevi PG 18 8469 24068
Visso MC 19 1107 25175
Spoleto PG 19 38218 63393
Castelsantangelo sul Nera MC 20 281 63674

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km SE of Foligno (57155 inhabitants)
36 Km NE of Terni (111501 inhabitants)
57 Km SE of Perugia (166134 inhabitants)
62 Km NW of L'Aquila (69753 inhabitants)
64 Km W of Teramo (54892 inhabitants)
81 Km NE of Viterbo (67173 inhabitants)
91 Km N of Guidonia Montecelio (88673 inhabitants)
94 Km N of Tivoli (56533 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 1.4 2019-07-16
11:00:18		 42.8018 12.9483 11 2019-07-16
11:13:24		 Sala Sismica INGV-Roma 70626511
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-16 11:00:18 ± 0.05
Latitude 42.8018 ± 0.0027
Longitude 12.9483 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 70626511

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 377
Semi-minor axis of confidence ellipse (meter) 291
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 135
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 119
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32106
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 70626511
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-16 11:13:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATMI.HHZ. 2019-07-16T11:00:42.95 3.0 undecidable manual S -0.32 0
IV.ASSB.HHZ. 2019-07-16T11:00:30.53 0.6 undecidable manual S 319 35.6421 50 0.01 50
IV.FDMO.HHZ. 2019-07-16T11:00:28.62 0.3 undecidable manual S 23 28.3494 50 0.03 76
IV.LNSS.HHZ. 2019-07-16T11:00:27.08 0.6 undecidable manual S 161 23.3544 50 -0.16 50
IV.MC2.EHZ. 2019-07-16T11:00:27.53 0.3 undecidable manual S 58 23.0547 50 0.37 71
IV.FEMA.HNE. 2019-07-16T11:00:26.21 0.3 undecidable manual S 25 19.5693 50 -0.03 77
IV.ASSB.HHZ. 2019-07-16T11:00:25.31 0.3 undecidable manual P 319 35.6421 50 -0.13 73
IV.GAVE.EHZ. 2019-07-16T11:00:24.32 0.3 undecidable manual S 200 12.9759 130 -0.03 78
IV.FDMO.HHZ. 2019-07-16T11:00:24.32 0.3 undecidable manual P 23 28.3494 50 0 76
IV.NRCA.HHE. 2019-07-16T11:00:24.43 0.3 undecidable manual S 75 13.9749 128 -0.19 75
IV.MC2.EHZ. 2019-07-16T11:00:23.34 0.3 undecidable manual P 58 23.0547 50 -0.16 75
IV.CESI.HHE. 2019-07-16T11:00:23.52 0.3 undecidable manual P 351 22.755 50 0.05 76
IT.MTCL.HGE. 2019-07-16T11:00:23.25 0.6 undecidable manual P 11 21.6672 50 -0.05 51
IV.LNSS.HHZ. 2019-07-16T11:00:23.50 0.3 undecidable manual P 161 23.3544 50 -0.04 76
IV.NRCA.HHE. 2019-07-16T11:00:22.12 0.3 undecidable manual P 75 13.9749 128 0.09 77
IV.FEMA.HNE. 2019-07-16T11:00:22.85 0.3 undecidable manual P 25 19.5693 50 -0.12 76
IV.GAVE.EHZ. 2019-07-16T11:00:22.09 0.1 undecidable manual P 200 12.9759 130 0.22 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:1.7 0.00046899999999999996 0.12 AML other m 2019-07-16T11:00:24.79
IV.GAVE.EHN. ML:1.5 0.00033650000000000005 0.46 AML other m 2019-07-16T11:00:24.86
IV.GAVE.HNE. ML:1.7 0.00047884459999999996 0.1216 AML other m 2019-07-16T11:00:24.73
IV.FDMO.HHE. ML:1.1 0.000057604660000000005 0.16 AML other m 2019-07-16T11:00:28.79
IV.FDMO.HHN. ML:0.8 0.000035591490000000006 0.16 AML other m 2019-07-16T11:00:28.96
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