Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.6 on date 12-04-2019 and time 03:22:52 (UTC) in region 7 km SE Campotosto (AQ)

A magnitude ML 0.6 earthquake occured in region: 7 km SE Campotosto (AQ), on

  • 12-04-2019 03:22:52 (UTC)
  • 12-04-2019 05:22:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5020, 13.4060 at 10 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.

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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
Campotosto AQ 7 542 542
Crognaleto TE 8 1297 1839
Capitignano AQ 9 665 2504
Pizzoli AQ 12 4326 6830
Barete AQ 12 737 7567
Fano Adriano TE 12 296 7863
Pietracamela TE 12 271 8134
Montereale AQ 13 2581 10715
Cagnano Amiterno AQ 16 1369 12084
Cortino TE 16 656 12740
L'Aquila AQ 17 69753 82493
Amatrice RI 17 2657 85150
Scoppito AQ 19 3727 88877

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km N of L'Aquila (69753 inhabitants)
30 Km SW of Teramo (54892 inhabitants)
61 Km W of Montesilvano (53738 inhabitants)
63 Km E of Terni (111501 inhabitants)
65 Km W of Chieti (51815 inhabitants)
66 Km W of Pescara (121014 inhabitants)
76 Km SE of Foligno (57155 inhabitants)
78 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 0.6 2019-04-12
03:22:52		 42.5015 13.406 10 2019-04-12
03:30:37		 Sala Sismica INGV-Roma 67480481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-04-12 03:22:52 ± 0.09
Latitude 42.5015 ± 0.0036
Longitude 13.4060 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 67480481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 408
Semi-minor axis of confidence ellipse (meter) 373
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 75
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.03417
Epicentral distance of station farthest from the epicenter (degree) 0.39480
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 67480481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-04-12 03:30:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2019-04-12T03:23:06.99 0.1 undecidable manual S 327 43.8228 50 -0.04 96
IV.MTRA.EHZ. 2019-04-12T03:23:02.39 0.6 undecidable manual S 358 28.3494 50 -0.49 45
IV.NRCA.HHZ. 2019-04-12T03:23:00.94 0.1 undecidable manual P 327 43.8228 50 -0.03 96
IV.TERO.HHZ. 2019-04-12T03:23:00.63 0.1 undecidable manual S 50 21.0678 116 -0.2 96
IV.T1299.EHE. 2019-04-12T03:22:59.85 0.3 undecidable manual S 326 17.871 120 0 76
MN.AQU.HHE. 2019-04-12T03:22:59.24 0.1 undecidable manual S 180 16.3725 122 -0.17 98
IV.SMA1.EHZ. 2019-04-12T03:22:59.52 0.3 undecidable manual S 338 15.4734 124 0.38 70
IV.RM33.EHZ. 2019-04-12T03:22:58.89 0.1 undecidable manual S 273 15.6732 123 -0.32 95
IV.GIGS.HHZ. 2019-04-12T03:22:58.73 0.1 undecidable manual S 111 14.6742 125 -0.19 98
IV.MTRA.EHZ. 2019-04-12T03:22:58.62 0.1 undecidable manual P 358 28.3494 50 0.04 98
MN.AQU.HHE. 2019-04-12T03:22:57.13 0.3 undecidable manual P 180 16.3725 122 0.56 67
IV.TERO.HHZ. 2019-04-12T03:22:57.52 0.1 undecidable manual P 50 21.0678 116 0.13 98
IV.T1299.EHE. 2019-04-12T03:22:57.00 0.1 undecidable manual P 326 17.871 120 0.17 98
IV.SMA1.EHZ. 2019-04-12T03:22:56.55 0.1 undecidable manual P 338 15.4734 124 0.13 99
IV.RM33.EHZ. 2019-04-12T03:22:56.39 0.1 undecidable manual P 273 15.6732 123 -0.07 100
IV.GIGS.HHZ. 2019-04-12T03:22:56.43 0.1 undecidable manual P 111 14.6742 125 0.14 99
IV.CAMP.HHE. 2019-04-12T03:22:56.25 0.1 undecidable manual S 4 3.7962 160 -0.26 98
IV.CAMP.HHE. 2019-04-12T03:22:55.11 0.1 undecidable manual P 4 3.7962 160 0.21 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHE. ML:0.9 0.00007040272999999999 0.28 AML other m 2019-04-12T03:22:59.35
IV.RM33.EHN. ML:0.6 0.000037100695 0.2192 AML other m 2019-04-12T03:22:59.45
IV.RM33.HNE. ML:1.0 0.00009560918 1 AML other m 2019-04-12T03:22:58.91
IV.RM33.HNN. ML:1.0 0.00009739850499999999 0.3408 AML other m 2019-04-12T03:23:00.08
IV.TERO.HHE. ML:0.5 0.000017729805 0.0592 AML other m 2019-04-12T03:23:00.82
IV.TERO.HHN. ML:0.5 0.00002115951 0.0784 AML other m 2019-04-12T03:23:01.22
IV.MTRA.EHE. ML:0.3 0.00001226412 0.1008 AML other m 2019-04-12T03:23:03.56
IV.MTRA.EHN. ML:0.3 0.000009703271 0.16 AML other m 2019-04-12T03:23:04.26
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