Earthquake with magnitude of ML 0.7 on date 13-08-2021 and time 05:39:10 (Italy) in region 1 km SW Scontrone (AQ)

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

  • 13-08-2021 03:39:10 (UTC)
  • 13-08-2021 05:39:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7420, 14.0370 at 19 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
Scontrone AQ 1 574 574
Alfedena AQ 1 864 1438
Montenero Val Cocchiara IS 4 538 1976
Barrea AQ 4 726 2702
Castel di Sangro AQ 8 6538 9240
Pizzone IS 8 329 9569
Civitella Alfedena AQ 8 296 9865
Rionero Sannitico IS 9 1118 10983
Castel San Vincenzo IS 10 516 11499
Villetta Barrea AQ 10 653 12152
Cerro al Volturno IS 11 1281 13433
Acquaviva d'Isernia IS 12 425 13858
Roccaraso AQ 12 1627 15485
Forlì del Sannio IS 13 675 16160
San Pietro Avellana IS 13 503 16663
Rocchetta a Volturno IS 14 1113 17776
Scapoli IS 14 680 18456
Rivisondoli AQ 15 700 19156
Colli a Volturno IS 17 1349 20505
San Biagio Saracinisco FR 17 349 20854
Pescocostanzo AQ 17 1128 21982
Roccasicura IS 17 550 22532
Fornelli IS 17 1909 24441
Settefrati FR 17 728 25169
Picinisco FR 18 1218 26387
Opi AQ 18 420 26807
Ateleta AQ 18 1181 27988
San Donato Val di Comino FR 19 2107 30095
Vastogirardi IS 19 704 30799

Municipalities with at least 50000 inhabitants

An earthquake occurred to
69 Km S of Chieti (51815 inhabitants)
78 Km NW of Caserta (76326 inhabitants)
82 Km S of Pescara (121014 inhabitants)
86 Km SE of L'Aquila (69753 inhabitants)
87 Km S of Montesilvano (53738 inhabitants)
87 Km N of Aversa (53047 inhabitants)
91 Km N of Giugliano in Campania (122974 inhabitants)
92 Km NW of Benevento (60091 inhabitants)
93 Km NW of Acerra (59573 inhabitants)
94 Km N of Afragola (65057 inhabitants)
95 Km N of Marano di Napoli (59874 inhabitants)
95 Km N of Casoria (77642 inhabitants)
99 Km E of Latina (125985 inhabitants)
100 Km N of Pozzuoli (81661 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 2021-08-13
03:39:10
41.7418 14.0373 19 2021-12-29
11:12:52
Bollettino Sismico Italiano INGV 97515961
Reviewed
Rev100
ML 0.9 2021-08-13
03:39:09
41.6542 13.9687 21 2021-08-13
03:45:48
Sala Sismica INGV-Roma 94053691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-13 03:39:10 ± 0.26
Latitude 41.7418 ± 0.0216
Longitude 14.0373 ± 0.0145
Depth (km) 19 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97515961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2617
Semi-minor axis of confidence ellipse (meter) 277
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 204
Circular confidence region, given by single value of horizontal uncertainty (meter) 2620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 181
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33365
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 97515961
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-11-17 10:48:01

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 94053691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-13 03:45:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.DGI.HHZ. 2021-08-13T03:40:26.30 3.0 undecidable manual Pg 17.290001 0
MN.TIR.HHZ. 2021-08-13T03:40:25.49 3.0 undecidable manual Pg 19.379999 0
IV.TREG.EHZ. 2021-08-13T03:40:17.81 3.0 undecidable manual Pn 4.6 0
IV.MNTV.EHZ. 2021-08-13T03:40:16.14 3.0 negative manual Pn 4.63 0
IV.ESML.HHZ. 2021-08-13T03:40:08.18 3.0 negative manual Pn -2.48 0
IV.CAVE.HHZ. 2021-08-13T03:40:04.51 3.0 negative manual Pn -2.73 0
IV.CSNT.HHZ. 2021-08-13T03:39:59.91 3.0 positive manual Pg 7.06 0
IV.PALZ.HHZ. 2021-08-13T03:39:51.99 3.0 undecidable manual S 2.88 0
IV.ACER.HHZ. 2021-08-13T03:39:50.09 3.0 undecidable manual Sn -1.6 0
IV.NARO.HHZ. 2021-08-13T03:39:42.20 3.0 undecidable manual Pn -1.82 0
IV.MURB.HHZ. 2021-08-13T03:39:42.02 3.0 positive manual Pn 0.91 0
IV.CDRU.HHZ. 2021-08-13T03:39:34.00 3.0 undecidable manual Pn 1.65 0
IV.FAGN.HHZ. 2021-08-13T03:39:27.14 3.0 positive manual P 2.59 0
IV.SACR.HNZ. 2021-08-13T03:39:24.66 3.0 undecidable manual S -0.45 0
IV.VVLD.HHZ. 2021-08-13T03:39:23.37 0.6 undecidable manual S 293 37.0296 108 0.59 43
IV.POFI.HNZ. 2021-08-13T03:39:20.66 0.6 undecidable manual S 264 27.0507 116 0.36 47
IV.LPEL.HHZ. 2021-08-13T03:39:19.41 3.0 undecidable manual S -3.14 0
IV.MIDA.HHZ. 2021-08-13T03:39:18.91 0.3 undecidable manual S 122 21.0678 124 -0.01 76
IV.PTRJ.HNZ. 2021-08-13T03:39:18.36 3.0 undecidable manual P 0.37 0
IV.VVLD.HHZ. 2021-08-13T03:39:17.30 0.3 undecidable manual P 293 37.0296 108 -0.11 72
IV.RNI2.HHZ. 2021-08-13T03:39:17.63 0.6 undecidable manual S 114 10.4784 147 0.72 42
IT.OPI.HGZ. 2021-08-13T03:39:17.57 0.6 undecidable manual S 283 17.5713 130 -0.6 44
IV.CERA.HHZ. 2021-08-13T03:39:17.88 0.6 undecidable manual S 186 16.0728 133 0.01 51
IV.INTR.HHZ. 2021-08-13T03:39:16.17 3.0 undecidable manual P -2.97 0
IV.POFI.HNZ. 2021-08-13T03:39:16.14 0.1 undecidable manual P 264 27.0507 116 0.16 98
IV.MIDA.HHZ. 2021-08-13T03:39:15.11 0.1 undecidable manual P 122 21.0678 124 -0.07 100
IV.CERA.HHZ. 2021-08-13T03:39:14.40 0.3 undecidable manual P 186 16.0728 133 -0.18 74
IT.OPI.HGZ. 2021-08-13T03:39:14.32 0.6 undecidable manual P 283 17.5713 130 -0.43 47
IV.RNI2.HHZ. 2021-08-13T03:39:13.82 0.3 undecidable manual P 114 10.4784 147 -0.2 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RNI2.HHE. ML:0.9 0.00006495 0.96 AML other m 2021-08-13T03:39:20.54
IV.MIDA.HHE. ML:0.6 0.00001935 0.7 AML other m 2021-08-13T03:39:21.81
IV.RNI2.HHN. ML:1.0 0.0000798 1.56 AML other m 2021-08-13T03:39:23.00
IV.CERA.HHE. ML:0.5 0.00001802 0.6 AML other m 2021-08-13T03:39:24.16
IV.LPEL.HHN. ML:0.6 0.00001695 1.38 AML other m 2021-08-13T03:39:25.24
IV.INTR.HHE. ML:0.8 0.00002485 0.7 AML other m 2021-08-13T03:39:25.44
IV.CERA.HHN. ML:0.6 0.00002275 0.92 AML other m 2021-08-13T03:39:27.91
IV.MIDA.HHN. ML:0.7 0.000027300000000000003 0.6 AML other m 2021-08-13T03:39:28.87
IV.LPEL.HHE. ML:0.6 0.000017250000000000003 0.42 AML other m 2021-08-13T03:39:28.94
IV.INTR.HHN. ML:1.0 0.0000378 0.78 AML other m 2021-08-13T03:39:31.90
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