Earthquake with magnitude of ML 0.7 on date 20-08-2019 and time 04:57:53 (UTC) in region 1 km SW Roccasicura (IS)

A magnitude ML 0.7 earthquake occured in region: 1 km SW Roccasicura (IS), on

  • 20-08-2019 04:57:53 (UTC)
  • 20-08-2019 06:57:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6960, 14.2270 at 14 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
Roccasicura IS 1 550 550
Forlì del Sannio IS 4 675 1225
Miranda IS 6 1047 2272
Carovilli IS 6 1359 3631
Acquaviva d'Isernia IS 7 425 4056
Rionero Sannitico IS 7 1118 5174
Vastogirardi IS 9 704 5878
Pescolanciano IS 9 855 6733
Pesche IS 10 1661 8394
Sessano del Molise IS 11 727 9121
San Pietro Avellana IS 11 503 9624
Cerro al Volturno IS 11 1281 10905
Isernia IS 12 21842 32747
Fornelli IS 12 1909 34656
Montenero Val Cocchiara IS 13 538 35194
Chiauci IS 13 233 35427
Castel di Sangro AQ 14 6538 41965
Rocchetta a Volturno IS 14 1113 43078
Pettoranello del Molise IS 14 460 43538
Carpinone IS 14 1157 44695
Castel San Vincenzo IS 14 516 45211
Pietrabbondante IS 15 759 45970
Colli a Volturno IS 15 1349 47319
Civitanova del Sannio IS 15 945 48264
Macchia d'Isernia IS 15 1035 49299
Capracotta IS 16 903 50202
Pizzone IS 16 329 50531
Castelverrino IS 16 115 50646
Scapoli IS 16 680 51326
Alfedena AQ 17 864 52190
Scontrone AQ 17 574 52764
Sant'Agapito IS 17 1496 54260
Montaquila IS 17 2456 56716
Agnone IS 17 5139 61855
Castel del Giudice IS 18 346 62201
Castelpetroso IS 18 1680 63881
Ateleta AQ 18 1181 65062
Poggio Sannita IS 18 702 65764
Bagnoli del Trigno IS 19 735 66499
Longano IS 19 690 67189
Monteroduni IS 20 2264 69453
Duronia CB 20 405 69858
Santa Maria del Molise IS 20 665 70523
Castelpizzuto IS 20 155 70678

Municipalities with at least 50000 inhabitants

An earthquake occurred to
70 Km N of Caserta (76326 inhabitants)
73 Km S of Chieti (51815 inhabitants)
78 Km NW of Benevento (60091 inhabitants)
80 Km N of Aversa (53047 inhabitants)
84 Km N of Acerra (59573 inhabitants)
85 Km N of Giugliano in Campania (122974 inhabitants)
86 Km S of Pescara (121014 inhabitants)
86 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)
95 Km N of Napoli (974074 inhabitants)
96 Km W of San Severo (53905 inhabitants)
97 Km N of Portici (55274 inhabitants)
99 Km NW of Avellino (54857 inhabitants)
99 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 0.7 2019-08-20
04:57:53
41.6957 14.2267 14 2019-11-13
14:30:59
Bollettino Sismico Italiano INGV 71759011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-20 04:57:53 ± 0.1
Latitude 41.6957 ± 0.0063
Longitude 14.2267 ± 0.0072
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 71759011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 656
Semi-minor axis of confidence ellipse (meter) 250
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 7
Circular confidence region, given by single value of horizontal uncertainty (meter) 660.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 83
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.05576
Epicentral distance of station farthest from the epicenter (degree) 0.52880
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.1
Num. used stations 5
Type of magnitude ML
Reference to an origin 71759011
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-18 15:11:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HHZ. 2019-08-20T04:58:08.38 0.6 undecidable manual S 323 44.0226 95 0.2 47
IV.POFI.HNE. 2019-08-20T04:58:07.87 0.6 undecidable manual S 273 42.7239 95 0.04 49
IV.LPEL.HHE. 2019-08-20T04:58:06.58 0.6 undecidable manual S 355 39.1275 96 -0.3 47
IT.LRNO.HNZ. 2019-08-20T04:58:04.05 0.6 undecidable manual P 78 58.6968 94 -0.37 45
IV.CIGN.HHN. 2019-08-20T04:58:04.21 0.1 undecidable manual P 94 56.3991 94 0.15 93
IV.VVLD.HHZ. 2019-08-20T04:58:03.76 0.1 undecidable manual P 291 53.502 94 0.14 94
IV.INTR.HHZ. 2019-08-20T04:58:02.31 0.6 undecidable manual P 323 44.0226 95 0.15 48
IV.POFI.HNE. 2019-08-20T04:58:01.65 0.6 undecidable manual P 273 42.7239 95 -0.31 46
IV.CERA.HHZ. 2019-08-20T04:58:01.69 0.3 undecidable manual S 238 20.3685 108 -0.29 72
IV.LPEL.HHE. 2019-08-20T04:58:01.05 0.3 undecidable manual P 355 39.1275 96 -0.36 69
IV.VAGA.HHZ. 2019-08-20T04:58:00.15 0.6 undecidable manual P 179 31.1466 99 -0.04 50
IV.MIDA.HHZ. 2019-08-20T04:57:58.78 0.3 undecidable manual S 159 6.3936 149 -0.22 75
IV.CERA.HHZ. 2019-08-20T04:57:58.77 0.3 undecidable manual P 238 20.3685 108 0.19 74
IV.RNI2.HHZ. 2019-08-20T04:57:58.90 0.3 undecidable manual S 278 6.1938 150 -0.07 77
IV.RNI2.HHZ. 2019-08-20T04:57:57.12 0.1 negative manual P 278 6.1938 150 0.27 100
IV.MIDA.HHZ. 2019-08-20T04:57:57.24 0.3 undecidable manual P 159 6.3936 149 0.38 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MIDA.HNE. ML:0.6 0.000043708264999999994 0.2208 AML other m 2019-08-20T04:57:59.22
IV.MIDA.HHE. ML:0.7 0.000055400000000000005 0.26 AML other m 2019-08-20T04:57:59.34
IV.MIDA.HHN. ML:0.7 0.00006135 0.84 AML other m 2019-08-20T04:58:00.74
IV.INTR.HHE. ML:0.7 0.000013653579999999998 0.1984 AML other m 2019-08-20T04:58:09.06
IV.INTR.HHN. ML:0.8 0.00001788 0.7776 AML other m 2019-08-20T04:58:09.04
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