Earthquake with magnitude of ML 0.4 on date 18-08-2019 and time 08:09:04 (UTC) in region 1 km W Scanno (AQ)

A magnitude ML 0.4 earthquake occured in region: 1 km W Scanno (AQ), on

  • 18-08-2019 08:09:04 (UTC)
  • 18-08-2019 10:09:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.91, 13.87 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
Scanno AQ 1 1847 1847
Villalago AQ 5 568 2415
Rocca Pia AQ 9 178 2593
Bisegna AQ 10 223 2816
Pettorano sul Gizio AQ 11 1376 4192
Anversa degli Abruzzi AQ 11 341 4533
Introdacqua AQ 12 2126 6659
Pescasseroli AQ 13 2203 8862
Bugnara AQ 13 1125 9987
Opi AQ 14 420 10407
Villetta Barrea AQ 15 653 11060
Lecce nei Marsi AQ 16 1702 12762
Ortona dei Marsi AQ 16 542 13304
Gioia dei Marsi AQ 16 1989 15293
Cansano AQ 16 274 15567
Pescocostanzo AQ 16 1128 16695
Cocullo AQ 16 230 16925
Sulmona AQ 16 24557 41482
Rivisondoli AQ 17 700 42182
Civitella Alfedena AQ 17 296 42478
Prezza AQ 17 945 43423
Roccaraso AQ 18 1627 45050
Campo di Giove AQ 19 803 45853
Pacentro AQ 19 1174 47027
Barrea AQ 19 726 47753
Ortucchio AQ 20 1860 49613

Municipalities with at least 50000 inhabitants

An earthquake occurred to
55 Km SW of Chieti (51815 inhabitants)
63 Km SE of L'Aquila (69753 inhabitants)
68 Km SW of Pescara (121014 inhabitants)
72 Km SW of Montesilvano (53738 inhabitants)
85 Km S of Teramo (54892 inhabitants)
89 Km E of Tivoli (56533 inhabitants)
94 Km NE of Latina (125985 inhabitants)
94 Km E of Velletri (53303 inhabitants)
95 Km E of Guidonia Montecelio (88673 inhabitants)
100 Km NW of Caserta (76326 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 0.4 2019-08-18
08:09:04
41.91 13.87 11 2019-11-13
14:30:58
Bollettino Sismico Italiano INGV 71656221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-18 08:09:04 ± 0.04
Latitude 41.91 ± 0.00
Longitude 13.87 ± 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 71656221

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 329
Semi-minor axis of confidence ellipse (meter) 189
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) 330
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
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) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.10792
Epicentral distance of station farthest from the epicenter (degree) 0.38851
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:0.4

Field Value
Value 0.4
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 71656221
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-20 15:49:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MIDA.HNZ. 2019-08-18T08:09:18.36 0.3 undecidable manual S 133 0.3885 50 -0.06 72
IV.CERA.HNN. 2019-08-18T08:09:16.47 0.6 undecidable manual S 160 0.3274 50 -0.13 48
IV.T0110.HHZ. 2019-08-18T08:09:16.88 0.3 undecidable manual S 348 0.331 50 0.18 71
IV.RNI2.HNE. 2019-08-18T08:09:15.88 1.0 undecidable manual S 134 0.2914 50 0.34 23
IV.LPEL.HHE. 2019-08-18T08:09:14.56 0.6 undecidable manual S 59 0.2707 50 -0.36 46
IV.POFI.HNE. 2019-08-18T08:09:13.49 0.3 undecidable manual S 212 0.223 50 -0.03 74
IV.MIDA.HNZ. 2019-08-18T08:09:12.77 0.6 undecidable manual P 133 0.3885 50 0.3 45
IV.VVLD.HHZ. 2019-08-18T08:09:12.32 0.3 undecidable manual S 259 0.1889 117 -0.17 73
IT.SULP.HGN. 2019-08-18T08:09:12.36 0.6 undecidable manual S 13 0.1835 118 0.06 50
IV.CERA.HNN. 2019-08-18T08:09:11.80 1.0 undecidable manual P 160 0.3274 50 0.38 23
IV.T0110.HHZ. 2019-08-18T08:09:11.59 0.3 undecidable manual P 348 0.331 50 0.11 72
IV.LPEL.HHE. 2019-08-18T08:09:10.23 0.6 undecidable manual P 59 0.2707 50 -0.22 47
IT.OPI.HGE. 2019-08-18T08:09:10.64 0.3 undecidable manual S 193 0.134 126 -0.03 76
IV.RNI2.HNE. 2019-08-18T08:09:10.74 0.3 undecidable manual P 134 0.2914 50 -0.07 73
IV.VVLD.HHZ. 2019-08-18T08:09:09.03 0.1 undecidable manual P 259 0.1889 117 -0.02 100
IV.POFI.HNE. 2019-08-18T08:09:09.56 0.1 undecidable manual P 212 0.223 50 -0.09 98
IV.INTR.HHZ. 2019-08-18T08:09:09.74 0.3 undecidable manual S 13 0.1079 132 -0.16 74
IT.SULP.HGN. 2019-08-18T08:09:08.96 0.3 undecidable manual P 13 0.1835 118 0.02 75
IT.OPI.HGE. 2019-08-18T08:09:08.25 0.3 undecidable manual P 193 0.134 126 0.25 72
IV.INTR.HHZ. 2019-08-18T08:09:07.65 0.1 undecidable manual P 13 0.1079 132 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.INTR.HHE. ML:0.4 3.005E-5 0.16 AML other m 2019-08-18T08:09:09.95
IV.INTR.HHN. ML:0.6 4.64E-5 1.18 AML other m 2019-08-18T08:09:10.88
IV.INTR.HNE. ML:0.7 5.80095935E-5 0.1664 AML other m 2019-08-18T08:09:09.94
IV.VVLD.HHN. ML:0.2 1.173314E-5 0 AML other m 2019-08-18T08:09:13.06
IV.VVLD.HHE. ML:0.2 9.2089675E-6 0.1216 AML other m 2019-08-18T08:09:12.85
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