Earthquake with magnitude of ML 0.9 on date 09-08-2019 and time 20:59:04 (Italy) in region Forlì del Sannio (IS)

A magnitude ML 0.9 earthquake occured in region: Forlì del Sannio (IS), on

  • 09-08-2019 18:59:04 (UTC)
  • 09-08-2019 20:59:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7, 14.18 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Forlì del Sannio IS 0 675 675
Acquaviva d'Isernia IS 4 425 1100
Rionero Sannitico IS 4 1118 2218
Roccasicura IS 5 550 2768
Cerro al Volturno IS 8 1281 4049
Miranda IS 8 1047 5096
Montenero Val Cocchiara IS 10 538 5634
Carovilli IS 10 1359 6993
San Pietro Avellana IS 10 503 7496
Fornelli IS 10 1909 9405
Castel San Vincenzo IS 11 516 9921
Rocchetta a Volturno IS 11 1113 11034
Vastogirardi IS 11 704 11738
Castel di Sangro AQ 11 6538 18276
Pizzone IS 12 329 18605
Colli a Volturno IS 12 1349 19954
Alfedena AQ 13 864 20818
Scontrone AQ 13 574 21392
Isernia IS 13 21842 43234
Pesche IS 13 1661 44895
Scapoli IS 13 680 45575
Pescolanciano IS 13 855 46430
Sessano del Molise IS 14 727 47157
Macchia d'Isernia IS 15 1035 48192
Montaquila IS 15 2456 50648
Pettoranello del Molise IS 16 460 51108
Carpinone IS 17 1157 52265
Barrea AQ 17 726 52991
Capracotta IS 17 903 53894
Chiauci IS 17 233 54127
Sant'Agapito IS 17 1496 55623
Ateleta AQ 18 1181 56804
Castel del Giudice IS 18 346 57150
Pietrabbondante IS 18 759 57909
Roccaraso AQ 19 1627 59536
Civitanova del Sannio IS 19 945 60481
Monteroduni IS 19 2264 62745
Filignano IS 20 648 63393
Agnone IS 20 5139 68532
Castelverrino IS 20 115 68647

Municipalities with at least 50000 inhabitants

An earthquake occurred to
70 Km N of Caserta (76326 inhabitants)
73 Km S of Chieti (51815 inhabitants)
80 Km N of Aversa (53047 inhabitants)
81 Km NW of Benevento (60091 inhabitants)
85 Km N of Acerra (59573 inhabitants)
85 Km N of Giugliano in Campania (122974 inhabitants)
86 Km S of Pescara (121014 inhabitants)
87 Km N of Afragola (65057 inhabitants)
88 Km N of Casoria (77642 inhabitants)
89 Km N of Marano di Napoli (59874 inhabitants)
91 Km S of Montesilvano (53738 inhabitants)
95 Km N of Pozzuoli (81661 inhabitants)
96 Km N of Napoli (974074 inhabitants)
97 Km SE of L'Aquila (69753 inhabitants)
98 Km N of Portici (55274 inhabitants)
100 Km N of Ercolano (53709 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
Rev 1000 ML 0.9 2019-08-09
18:59:04
41.7 14.18 11 2019-11-13
14:30:57
Bollettino Sismico Italiano INGV 71417771
Rev 100 ML 1.0 2019-08-09
18:59:04
41.69 14.18 11 2019-08-09
19:51:28
Sala Sismica INGV-Roma 71315411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-09 18:59:04 ± 0.06
Latitude 41.70 ± 0.00
Longitude 14.18 ± 0.00
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 71417771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 479
Semi-minor axis of confidence ellipse (meter) 356
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 47
Circular confidence region, given by single value of horizontal uncertainty (meter) 480
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 167
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.44786
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 71417771
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-12 13:08:52

ML:1

Field Value
Value 1
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 71315411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-09 19:51:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.VIVA.HHZ. 2019-08-09T18:59:25.36 3.0 undecidable manual P 0.34 0
IV.VVLD.HHZ. 2019-08-09T18:59:20.76 0.6 undecidable manual S 293 0.4479 50 0.19 45
IV.INTR.HHE. 2019-08-09T18:59:18.34 1.0 undecidable manual S 327 0.3741 50 -0.04 24
IV.POFI.HNE. 2019-08-09T18:59:17.63 0.6 undecidable manual S 274 0.348 50 0.02 48
IV.VAGA.HHZ. 2019-08-09T18:59:15.93 0.6 undecidable manual S 171 0.2842 50 0.2 47
IV.VVLD.HHZ. 2019-08-09T18:59:13.77 0.6 undecidable manual P 293 0.4479 50 -0.1 46
IV.INTR.HHE. 2019-08-09T18:59:12.47 0.1 undecidable manual P 327 0.3741 50 -0.15 93
IV.POFI.HNE. 2019-08-09T18:59:12.07 0.3 undecidable manual P 274 0.348 50 -0.1 71
IV.CERA.HHZ. 2019-08-09T18:59:11.68 0.3 undecidable manual S 230 0.1556 122 -0.08 74
IV.VAGA.HHZ. 2019-08-09T18:59:11.28 1.0 undecidable manual P 171 0.2842 50 0.2 23
IV.MIDA.HHZ. 2019-08-09T18:59:09.28 0.3 undecidable manual S 134 0.0791 140 -0.23 72
IV.CERA.HHZ. 2019-08-09T18:59:08.69 0.1 undecidable manual P 230 0.1556 122 -0.1 98
IV.RNI2.HHZ. 2019-08-09T18:59:08.63 0.3 undecidable manual S 288 0.0198 168 0.13 75
IV.MIDA.HHZ. 2019-08-09T18:59:07.55 0.1 negative manual P 134 0.0791 140 0.05 100
IV.RNI2.HHZ. 2019-08-09T18:59:07.10 0.1 negative manual P 288 0.0198 168 0.19 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RNI2.HHN. ML:1.2 0.000261 0.16 AML other m 2019-08-09T18:59:08.89
IV.RNI2.HNN. ML:1.2 0.0002465 0.16 AML other m 2019-08-09T18:59:08.89
IV.RNI2.HNE. ML:1 0.0001715 0.86 AML other m 2019-08-09T18:59:09.54
IV.RNI2.HHE. ML:1 0.000176 0.16 AML other m 2019-08-09T18:59:10.41
IV.MIDA.HHE. ML:0.4 3.34E-5 0.58 AML other m 2019-08-09T18:59:10.94
IV.MIDA.HHN. ML:0.5 4.685E-5 0.42 AML other m 2019-08-09T18:59:11.64
IV.VIVA.HHE. ML:3 0.000701 0.6 AML other m 2019-08-09T18:59:28.41
IV.VIVA.HHN. ML:3 0.0007615 1.86 AML other m 2019-08-09T19:00:00.05
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download