Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 17-08-2019 and time 03:52:08 (Italy) in region 1 km NW Campoli Appennino (FR)

A magnitude ML 0.8 earthquake occured in region: 1 km NW Campoli Appennino (FR), on

  • 17-08-2019 01:52:08 (UTC)
  • 17-08-2019 03:52:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7460, 13.6710 at 11 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
Campoli Appennino FR 1 1725 1725
Pescosolido FR 1 1555 3280
Broccostella FR 5 2741 6021
Sora FR 5 26144 32165
Posta Fibreno FR 6 1139 33304
Vicalvi FR 8 783 34087
Fontechiari FR 8 1303 35390
Alvito FR 9 2713 38103
Isola del Liri FR 11 11715 49818
Balsorano AQ 11 3569 53387
Arpino FR 12 7262 60649
Pescasseroli AQ 12 2203 62852
Castelliri FR 12 3454 66306
San Donato Val di Comino FR 13 2107 68413
Casalvieri FR 13 2698 71111
Opi AQ 14 420 71531
Villavallelonga AQ 14 919 72450
Gallinaro FR 14 1269 73719
Casalattico FR 15 574 74293
San Vincenzo Valle Roveto AQ 16 2347 76640
Santopadre FR 16 1357 77997
Settefrati FR 17 728 78725
Collelongo AQ 17 1233 79958
Monte San Giovanni Campano FR 17 12929 92887
Atina FR 18 4316 97203
Fontana Liri FR 18 2953 100156
Rocca d'Arce FR 19 959 101115
Arce FR 19 5756 106871
Picinisco FR 20 1218 108089

Municipalities with at least 50000 inhabitants

An earthquake occurred to
71 Km E of Latina (125985 inhabitants)
71 Km SE of L'Aquila (69753 inhabitants)
74 Km E of Velletri (53303 inhabitants)
76 Km E of Tivoli (56533 inhabitants)
79 Km SW of Chieti (51815 inhabitants)
83 Km E of Guidonia Montecelio (88673 inhabitants)
87 Km E of Aprilia (73446 inhabitants)
92 Km SW of Pescara (121014 inhabitants)
93 Km E of Anzio (54211 inhabitants)
93 Km NW of Caserta (76326 inhabitants)
94 Km SW of Montesilvano (53738 inhabitants)
97 Km NW of Aversa (53047 inhabitants)
97 Km E of Pomezia (62966 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 0.8 2019-08-17
01:52:08		 41.7458 13.6707 11 2019-11-13
14:30:58		 Bollettino Sismico Italiano INGV 71655401
Reviewed
Rev100 		ML 0.8 2019-08-17
01:52:08		 41.747 13.6755 11 2019-08-17
02:00:59		 Sala Sismica INGV-Roma 71560801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-17 01:52:08 ± 0.03
Latitude 41.7458 ± 0.0018
Longitude 13.6707 ± 0.0024
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 71655401

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 200
Semi-minor axis of confidence ellipse (meter) 15
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 291
Circular confidence region, given by single value of horizontal uncertainty (meter) 200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.04227
Epicentral distance of station farthest from the epicenter (degree) 0.36243
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 71655401
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-20 15:18:56

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 71560801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-17 02:00:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIUL.HHZ. 2019-08-17T01:52:22.30 0.3 undecidable manual S 239 40.2264 90 0.16 70
IV.PTQR.HHZ. 2019-08-17T01:52:21.62 0.3 undecidable manual S 324 37.9287 90 0.12 71
IV.CERA.HHZ. 2019-08-17T01:52:20.21 0.3 undecidable manual S 120 33.1446 90 -0.03 73
IV.INTR.HHE. 2019-08-17T01:52:20.84 0.3 undecidable manual S 33 35.2425 90 0.04 73
IV.GUAR.HNN. 2019-08-17T01:52:19.30 0.6 undecidable manual S 280 30.1476 90 -0.13 48
IV.MCI.EHE. 2019-08-17T01:52:19.58 0.3 undecidable manual S 157 30.6471 90 0.02 73
IV.GIUL.HHZ. 2019-08-17T01:52:16.58 0.1 undecidable manual P 239 40.2264 90 0.02 96
IV.PTQR.HHZ. 2019-08-17T01:52:16.21 0.1 undecidable manual P 324 37.9287 90 0.02 96
IT.OPI.HGE. 2019-08-17T01:52:15.05 0.3 undecidable manual S 76 13.6752 99 0.02 76
IV.CERA.HHZ. 2019-08-17T01:52:15.35 0.1 undecidable manual P 120 33.1446 90 -0.11 95
IV.INTR.HHE. 2019-08-17T01:52:15.76 0.1 undecidable manual P 33 35.2425 90 -0.02 96
IV.MCI.EHE. 2019-08-17T01:52:14.88 0.3 undecidable manual P 157 30.6471 90 -0.19 71
IV.GUAR.HNN. 2019-08-17T01:52:14.83 0.3 undecidable manual P 280 30.1476 90 -0.16 71
IV.LRP.EHZ. 2019-08-17T01:52:14.77 0.3 undecidable manual S 212 12.9759 104 -0.09 75
IV.VVLD.HHZ. 2019-08-17T01:52:14.99 0.3 undecidable manual S 344 14.2746 96 -0.21 72
IV.POFI.HHZ. 2019-08-17T01:52:13.07 0.3 undecidable manual S 133 4.6953 150 -0.06 76
IV.VVLD.HHZ. 2019-08-17T01:52:12.69 0.1 positive manual P 344 14.2746 96 0.14 98
IT.OPI.HGE. 2019-08-17T01:52:12.50 0.1 positive manual P 76 13.6752 99 0.05 100
IV.LRP.EHZ. 2019-08-17T01:52:12.48 0.1 negative manual P 212 12.9759 104 0.13 98
IV.POFI.HHZ. 2019-08-17T01:52:11.51 0.1 negative manual P 133 4.6953 150 0.16 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.POFI.HHE. ML:0.9 0.00011 0.48 AML other m 2019-08-17T01:52:13.47
IV.POFI.HHN. ML:0.8 0.00009709999999999999 1.34 AML other m 2019-08-17T01:52:13.81
IV.VVLD.HHN. ML:0.7 0.0000496 1.12 AML other m 2019-08-17T01:52:15.91
IV.VVLD.HHE. ML:0.7 0.000050600000000000003 1 AML other m 2019-08-17T01:52:16.02
IV.GIUL.HHE. ML:0.8 0.00001865 0.14 AML other m 2019-08-17T01:52:22.75
IV.GIUL.HHN. ML:1.0 0.00003435 0.14 AML other m 2019-08-17T01:52:22.69
IV.CERA.HHN. ML:0.8 0.00003015 1.12 AML other m 2019-08-17T01:52:23.01
IV.CERA.HHE. ML:1.0 0.000038400000000000005 0.26 AML other m 2019-08-17T01:52:24.33
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