Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 12-08-2019 and time 22:37:12 (Italy) in region 1 km W Forlì del Sannio (IS)

A magnitude ML 1.3 earthquake occured in region: 1 km W Forlì del Sannio (IS), on

  • 12-08-2019 20:37:12 (UTC)
  • 12-08-2019 22:37:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6990, 14.1650 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
Forlì del Sannio IS 1 675 675
Rionero Sannitico IS 3 1118 1793
Acquaviva d'Isernia IS 3 425 2218
Roccasicura IS 6 550 2768
Cerro al Volturno IS 7 1281 4049
Montenero Val Cocchiara IS 8 538 4587
Miranda IS 9 1047 5634
Castel San Vincenzo IS 10 516 6150
San Pietro Avellana IS 10 503 6653
Fornelli IS 10 1909 8562
Rocchetta a Volturno IS 10 1113 9675
Castel di Sangro AQ 11 6538 16213
Carovilli IS 11 1359 17572
Pizzone IS 11 329 17901
Alfedena AQ 12 864 18765
Vastogirardi IS 12 704 19469
Scontrone AQ 12 574 20043
Colli a Volturno IS 12 1349 21392
Scapoli IS 13 680 22072
Isernia IS 13 21842 43914
Pesche IS 14 1661 45575
Pescolanciano IS 15 855 46430
Macchia d'Isernia IS 15 1035 47465
Montaquila IS 15 2456 49921
Sessano del Molise IS 15 727 50648
Barrea AQ 16 726 51374
Pettoranello del Molise IS 17 460 51834
Capracotta IS 17 903 52737
Ateleta AQ 18 1181 53918
Carpinone IS 18 1157 55075
Sant'Agapito IS 18 1496 56571
Roccaraso AQ 18 1627 58198
Castel del Giudice IS 18 346 58544
Chiauci IS 19 233 58777
Filignano IS 19 648 59425
Pietrabbondante IS 19 759 60184
Monteroduni IS 20 2264 62448

Municipalities with at least 50000 inhabitants

An earthquake occurred to
71 Km N of Caserta (76326 inhabitants)
73 Km S of Chieti (51815 inhabitants)
81 Km N of Aversa (53047 inhabitants)
82 Km NW of Benevento (60091 inhabitants)
85 Km N of Acerra (59573 inhabitants)
85 Km S of Pescara (121014 inhabitants)
86 Km N of Giugliano in Campania (122974 inhabitants)
87 Km N of Afragola (65057 inhabitants)
89 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)
96 Km SE of L'Aquila (69753 inhabitants)
99 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
Bulletin
Rev1000 		ML 1.3 2019-08-12
20:37:12		 41.6987 14.1652 10 2019-11-13
14:30:58		 Bollettino Sismico Italiano INGV 71623311
Reviewed
Rev100 		ML 1.3 2019-08-12
20:37:12		 41.6893 14.1687 10 2019-08-12
20:58:46		 Sala Sismica INGV-Roma 71428531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-12 20:37:12 ± 0.05
Latitude 41.6987 ± 0.0036
Longitude 14.1652 ± 0.0036
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 71623311

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 377
Semi-minor axis of confidence ellipse (meter) 260
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 213
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) 75
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.60434
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 71428531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-12 20:58:46

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 71623311
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-19 11:38:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
AC.VLO.HHZ. 2019-08-12T20:39:09.39 3.0 undecidable manual Sn 0.74 0
GU.GRAM.HHZ. 2019-08-12T20:39:08.91 3.0 undecidable manual Sn 6.35 0
IV.SCIAC.HHZ. 2019-08-12T20:39:06.14 3.0 undecidable manual Sn -0.94 0
IV.MBAL.EHZ. 2019-08-12T20:38:33.62 3.0 undecidable manual Pg 11.51 0
IV.TDS.HHZ. 2019-08-12T20:38:30.25 3.0 undecidable manual Sn 1.3 0
IV.ALJA.HHZ. 2019-08-12T20:38:22.29 3.0 undecidable manual Pg 9.59 0
IV.ATPI.EHZ. 2019-08-12T20:38:15.77 3.0 undecidable manual Sn -0.24 0
IV.FOSV.EHZ. 2019-08-12T20:38:10.77 3.0 undecidable manual Sg 1.45 0
IV.LAV9.HHZ. 2019-08-12T20:37:46.04 3.0 undecidable manual S -2.01 0
IX.STN3.HHZ.02 2019-08-12T20:37:43.00 3.0 undecidable manual Pg 1.43 0
IV.FDMO.HHZ. 2019-08-12T20:37:41.75 3.0 negative manual P 2.23 0
IV.MCRV.HHZ. 2019-08-12T20:37:34.06 3.0 undecidable manual P -1.51 0
IV.T0110.HHZ. 2019-08-12T20:37:32.71 0.6 undecidable manual S 332 67.0773 50 -0.02 46
IV.VVLD.HHZ. 2019-08-12T20:37:28.07 0.3 undecidable manual S 293 48.618 50 0.24 68
IV.BSSO.HHE. 2019-08-12T20:37:25.49 0.6 undecidable manual S 115 39.3273 50 0.14 47
IV.INTR.HHZ. 2019-08-12T20:37:25.60 0.3 undecidable manual S 328 40.8258 50 -0.13 70
IV.POFI.HNE. 2019-08-12T20:37:25.01 0.6 undecidable manual S 273 37.5291 50 0.14 47
IV.SGG.HHZ. 2019-08-12T20:37:25.51 0.3 undecidable manual S 153 38.9277 50 0.28 68
IV.LPEL.HHZ. 2019-08-12T20:37:25.45 0.3 undecidable manual S 2 38.628 50 0.3 68
IV.MCI.EHE. 2019-08-12T20:37:24.83 1.0 undecidable manual S 232 37.2294 50 0.06 24
IV.VAGA.HHZ. 2019-08-12T20:37:23.27 0.6 undecidable manual S 170 31.9458 50 -0.09 48
IV.T0110.HHZ. 2019-08-12T20:37:23.71 0.1 undecidable manual P 332 67.0773 50 -0.35 85
IV.TRIV.HHZ. 2019-08-12T20:37:23.75 0.6 undecidable manual S 77 32.745 50 0.17 47
IT.OPI.HGE. 2019-08-12T20:37:22.66 0.3 undecidable manual S 287 29.0487 50 0.07 73
IV.VVLD.HHZ. 2019-08-12T20:37:20.96 0.1 negative manual P 293 48.618 50 -0.27 90
IV.SGG.HHZ. 2019-08-12T20:37:19.58 0.3 undecidable manual P 153 38.9277 50 -0.15 70
IV.CERA.HHE. 2019-08-12T20:37:19.11 0.3 undecidable manual S 227 16.5723 122 0.11 74
IV.TRIV.HHZ. 2019-08-12T20:37:19.00 0.1 positive manual P 77 32.745 50 0.22 93
IV.LPEL.HHZ. 2019-08-12T20:37:19.43 0.3 undecidable manual P 2 38.628 50 -0.26 69
IV.MCI.EHE. 2019-08-12T20:37:19.23 0.3 undecidable manual P 232 37.2294 50 -0.24 69
IV.BSSO.HHE. 2019-08-12T20:37:19.82 0.1 undecidable manual P 115 39.3273 50 0.02 96
IV.INTR.HHZ. 2019-08-12T20:37:19.91 0.1 undecidable manual P 328 40.8258 50 -0.12 94
IV.POFI.HNE. 2019-08-12T20:37:19.54 0.1 undecidable manual P 273 37.5291 50 0.01 96
IV.VAGA.HHZ. 2019-08-12T20:37:18.69 0.1 undecidable manual P 170 31.9458 50 0.03 97
IT.OPI.HGE. 2019-08-12T20:37:18.17 0.1 undecidable manual P 287 29.0487 50 -0.04 98
IV.CERA.HHE. 2019-08-12T20:37:16.18 0.1 positive manual P 227 16.5723 122 0.04 100
IV.RNI2.HHE. 2019-08-12T20:37:16.11 0.1 undecidable manual S 296 1.1988 174 0.25 98
IV.MIDA.HHZ. 2019-08-12T20:37:16.57 0.3 undecidable manual S 131 9.6792 137 -0.59 66
IV.MIDA.HHZ. 2019-08-12T20:37:15.00 0.1 negative manual P 131 9.6792 137 -0.08 100
IV.RNI2.HHE. 2019-08-12T20:37:14.58 0.1 undecidable manual P 296 1.1988 174 0.26 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MIDA.HNE. ML:1.4 0.00031569810149999997 0.064 AML other m 2019-08-12T20:37:16.89
IV.MIDA.HHN. ML:1.4 0.000359769995 0.0512 AML other m 2019-08-12T20:37:16.89
IV.MIDA.HHE. ML:1.6 0.00055113245 0.1792 AML other m 2019-08-12T20:37:18.06
IV.MIDA.HNN. ML:1.6 0.0005063237000000001 0.1792 AML other m 2019-08-12T20:37:18.15
IV.VAGA.HNE. ML:1.1 0.000055160854 0.2432 AML other m 2019-08-12T20:37:24.50
IV.VAGA.HHE. ML:1.2 0.00006365263 0.1792 AML other m 2019-08-12T20:37:25.13
IV.VAGA.HHN. ML:1.5 0.0001367617 0.1792 AML other m 2019-08-12T20:37:25.62
IV.VAGA.HNN. ML:1.5 0.00013626205 0.2048 AML other m 2019-08-12T20:37:25.62
IV.LPEL.HHN. ML:1.5 0.00011158595 0.2304 AML other m 2019-08-12T20:37:26.41
IV.LPEL.HNE. ML:1.5 0.00011575370500000002 0.2688 AML other m 2019-08-12T20:37:26.63
IV.INTR.HHE. ML:1.0 0.00003371520999999999 0.2304 AML other m 2019-08-12T20:37:26.71
IV.LPEL.HHE. ML:1.4 0.00009320013 0.2048 AML other m 2019-08-12T20:37:26.98
IV.INTR.HHN. ML:1.2 0.000062449945 0.1408 AML other m 2019-08-12T20:37:28.19
IV.VVLD.HHN. ML:1.3 0.000056964380000000005 0.2432 AML other m 2019-08-12T20:37:28.54
IV.VVLD.HHE. ML:1.5 0.00008204907 0.4352 AML other m 2019-08-12T20:37:28.67
IV.SGG.HHN. ML:1.0 0.000034977865 0.2816 AML other m 2019-08-12T20:37:28.53
IV.SGG.HHE. ML:0.9 0.00003127618 0.2304 AML other m 2019-08-12T20:37:29.79
IV.T0110.HHE. ML:1.3 0.000034086115 0.4864 AML other m 2019-08-12T20:37:35.35
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