Earthquake with magnitude of ML 1.2 on date 09-04-2019 and time 18:32:41 (Italy) in region 3 km SW Campotosto (AQ)

A magnitude ML 1.2 earthquake occured in region: 3 km SW Campotosto (AQ), on

  • 09-04-2019 16:32:41 (UTC)
  • 09-04-2019 18:32:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5390, 13.3550 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Campotosto AQ 3 542 542
Capitignano AQ 5 665 1207
Montereale AQ 9 2581 3788
Crognaleto TE 10 1297 5085
Barete AQ 11 737 5822
Amatrice RI 12 2657 8479
Pizzoli AQ 12 4326 12805
Cagnano Amiterno AQ 14 1369 14174
Fano Adriano TE 15 296 14470
Cortino TE 16 656 15126
Pietracamela TE 17 271 15397
Cittareale RI 18 482 15879
Borbona RI 18 617 16496
Accumoli RI 20 667 17163

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km N of L'Aquila (69753 inhabitants)
32 Km W of Teramo (54892 inhabitants)
58 Km E of Terni (111501 inhabitants)
65 Km W of Montesilvano (53738 inhabitants)
70 Km W of Chieti (51815 inhabitants)
71 Km SE of Foligno (57155 inhabitants)
71 Km W of Pescara (121014 inhabitants)
79 Km NE of Tivoli (56533 inhabitants)
79 Km NE of Guidonia Montecelio (88673 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
Reviewed
Rev100
ML 1.2 2019-04-09
16:32:41
42.5392 13.3547 9 2019-04-09
17:06:15
Sala Sismica INGV-Roma 67411921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-04-09 16:32:41 ± 0.11
Latitude 42.5392 ± 0.0081
Longitude 13.3547 ± 0.0073
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 67411921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 846
Semi-minor axis of confidence ellipse (meter) 486
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 197
Circular confidence region, given by single value of horizontal uncertainty (meter) 850.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 136
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.04047
Epicentral distance of station farthest from the epicenter (degree) 0.56298
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 7
Type of magnitude ML
Reference to an origin 67411921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-04-09 17:06:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2019-04-09T16:33:01.78 0.6 undecidable manual S 349 62.493 50 0.7 39
IV.NRCA.HHE. 2019-04-09T16:32:54.07 0.6 undecidable manual S 329 38.1285 50 -0.5 44
IV.CSP1.EHZ. 2019-04-09T16:32:52.76 0.3 undecidable manual P 349 62.493 50 -0.08 70
IV.LNSS.HHZ. 2019-04-09T16:32:51.25 0.6 undecidable manual S 286 26.6511 109 -0.13 49
IV.VCEL.EHZ. 2019-04-09T16:32:50.46 0.6 undecidable manual P 112 42.9237 50 0.65 42
IV.NRCA.HHE. 2019-04-09T16:32:48.77 0.1 undecidable manual P 329 38.1285 50 -0.31 93
IV.GIGS.HHZ. 2019-04-09T16:32:48.88 0.6 undecidable manual S 118 20.2686 115 -0.44 46
IV.LNSS.HHZ. 2019-04-09T16:32:47.11 0.3 undecidable manual P 286 26.6511 109 -0.12 74
IV.SMA1.EHZ. 2019-04-09T16:32:46.41 0.6 undecidable manual S 351 10.2786 133 0 52
IV.RM33.EHZ. 2019-04-09T16:32:46.91 0.3 undecidable manual S 254 11.877 128 0.06 76
IV.CAMP.HHN. 2019-04-09T16:32:45.03 0.6 undecidable manual S 95 4.4955 155 -0.16 51
IV.GIGS.HHZ. 2019-04-09T16:32:45.94 0.3 undecidable manual P 118 20.2686 115 -0.11 75
IV.SMA1.EHZ. 2019-04-09T16:32:44.53 0.1 undecidable manual P 351 10.2786 133 0.17 100
IV.RM33.EHZ. 2019-04-09T16:32:44.81 0.1 undecidable manual P 254 11.877 128 0.19 99
IV.CAMP.HHN. 2019-04-09T16:32:43.93 0.6 undecidable manual P 95 4.4955 155 0.26 49
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.5 0.0001046 0.12 AML other m 2019-04-09T16:32:54.41
IV.SMA1.EHN. ML:1.0 0.00014700000000000002 1.1 AML other m 2019-04-09T16:32:46.34
IV.SMA1.EHE. ML:1.1 0.000162 0.84 AML other m 2019-04-09T16:32:47.36
IV.CAMP.HHN. ML:0.8 0.000124 0.84 AML other m 2019-04-09T16:32:47.95
IV.NRCA.HHN. ML:1.3 0.00007165 0.44 AML other m 2019-04-09T16:32:54.45
IV.NRCA.HNE. ML:1.5 0.00012292127 1.5104 AML other m 2019-04-09T16:32:55.17
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