Earthquake with magnitude of ML 1.2 on date 03-04-2020 and time 20:43:13 (Italy) in region 3 km N Fossa (AQ)

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

  • 03-04-2020 18:43:13 (UTC)
  • 03-04-2020 20:43:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3190, 13.4960 at 17 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
Fossa AQ 3 721 721
Poggio Picenze AQ 4 1136 1857
Sant'Eusanio Forconese AQ 4 394 2251
Ocre AQ 4 1167 3418
San Demetrio ne' Vestini AQ 6 1854 5272
Villa Sant'Angelo AQ 6 424 5696
Barisciano AQ 8 1828 7524
L'Aquila AQ 9 69753 77277
Rocca di Cambio AQ 9 533 77810
Fagnano Alto AQ 10 418 78228
Prata d'Ansidonia AQ 10 496 78724
Rocca di Mezzo AQ 12 1526 80250
Santo Stefano di Sessanio AQ 13 111 80361
Fontecchio AQ 13 369 80730
Lucoli AQ 13 1011 81741
San Pio delle Camere AQ 14 661 82402
Carapelle Calvisio AQ 16 87 82489
Castelvecchio Calvisio AQ 16 153 82642
Caporciano AQ 16 230 82872
Tornimparte AQ 16 3187 86059
Calascio AQ 16 137 86196
Tione degli Abruzzi AQ 17 310 86506
Castel del Monte AQ 20 413 86919

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km E of L'Aquila (69753 inhabitants)
42 Km SW of Teramo (54892 inhabitants)
55 Km W of Chieti (51815 inhabitants)
58 Km W of Montesilvano (53738 inhabitants)
61 Km W of Pescara (121014 inhabitants)
70 Km NE of Tivoli (56533 inhabitants)
73 Km E of Guidonia Montecelio (88673 inhabitants)
75 Km E of Terni (111501 inhabitants)
92 Km NE of Velletri (53303 inhabitants)
96 Km NE of Roma (2864731 inhabitants)
96 Km SE of Foligno (57155 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 2020-04-03
18:43:13
42.3192 13.4962 17 2020-04-03
18:49:21
Sala Sismica INGV-Roma 77843031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-03 18:43:13 ± 0.1
Latitude 42.3192 ± 0.0036
Longitude 13.4962 ± 0.0061
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 77843031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 416
Semi-minor axis of confidence ellipse (meter) 380
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 60
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
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) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.07554
Epicentral distance of station farthest from the epicenter (degree) 0.45865
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 18
Type of magnitude ML
Reference to an origin 77843031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-03 18:49:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAMP.HHZ. 2020-04-03T18:43:23.10 0.3 undecidable manual S 344 25.0527 112 0.14 71
IV.VVLD.HNE. 2020-04-03T18:43:23.09 1.0 undecidable manual P 168 50.9157 98 0.25 22
IV.T0110.HHZ. 2020-04-03T18:43:22.90 0.6 undecidable manual S 113 25.0527 112 -0.07 48
IV.SMA1.EHZ. 2020-04-03T18:43:20.53 0.6 undecidable manual P 339 36.9297 103 -0.19 47
IV.PTQR.HHZ. 2020-04-03T18:43:20.07 1.0 undecidable manual P 193 33.9438 105 -0.19 23
IV.GIGS.HHZ. 2020-04-03T18:43:20.80 0.6 undecidable manual S 23 16.1727 127 -0.08 49
IV.TERO.HHZ. 2020-04-03T18:43:20.09 0.6 undecidable manual P 15 34.8429 104 -0.31 46
IV.CAMP.HHZ. 2020-04-03T18:43:19.37 0.6 undecidable manual P 344 25.0527 112 0.4 45
IV.FAGN.HHZ. 2020-04-03T18:43:19.70 0.3 undecidable manual S 129 9.2796 145 0.1 75
IV.VCEL.EHZ. 2020-04-03T18:43:19.78 1.0 undecidable manual P 73 29.4483 108 0.18 23
MN.AQU.HNZ. 2020-04-03T18:43:19.50 0.6 undecidable manual S 297 8.3805 148 0.03 50
IV.FIAM.HHZ. 2020-04-03T18:43:19.90 1.0 negative manual P 260 31.6461 106 -0.02 24
IV.T0110.HHZ. 2020-04-03T18:43:18.92 0.6 positive manual P 113 25.0527 112 -0.05 49
IV.FAGN.HHZ. 2020-04-03T18:43:17.09 0.6 negative manual P 129 9.2796 145 0.06 50
IV.GIGS.HHZ. 2020-04-03T18:43:17.72 1.0 positive manual P 23 16.1727 127 -0.05 25
MN.AQU.HNZ. 2020-04-03T18:43:16.93 0.1 undecidable manual P 297 8.3805 148 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FAGN.HHE. ML:0.0 0.0002144569 0.32 AML other m 2020-04-03T18:43:20.01
IV.FAGN.HHN. ML:0.0 0.00022206614999999998 0.2176 AML other m 2020-04-03T18:43:20.39
IV.GIGS.HHE. ML:0.0 0.00003482101 0.128 AML other m 2020-04-03T18:43:21.22
IV.GIGS.HHN. ML:0.0 0.000032119130000000004 0.128 AML other m 2020-04-03T18:43:21.02
IV.T0110.HHN. ML:0.0 0.00017636964999999998 0.3968 AML other m 2020-04-03T18:43:23.71
IV.T0110.HHE. ML:0.0 0.00012059025000000001 0.1408 AML other m 2020-04-03T18:43:24.28
IV.TERO.HHE. ML:0.0 0.000027713349999999998 0.1408 AML other m 2020-04-03T18:43:25.41
IV.FIAM.HHN. ML:0.0 0.000013539570000000001 0.4096 AML other m 2020-04-03T18:43:27.88
IV.FIAM.HHE. ML:0.0 0.00001525837 0.1536 AML other m 2020-04-03T18:43:26.21
IV.TERO.HHN. ML:0.0 0.00002552428 0.064 AML other m 2020-04-03T18:43:25.70
IV.VCEL.EHE. ML:0.0 0.00006279904 0.3968 AML other m 2020-04-03T18:43:32.90
IV.SMA1.EHE. ML:0.0 0.00002353601 0.3584 AML other m 2020-04-03T18:43:32.17
IV.VCEL.EHN. ML:0.0 0.00011138014999999999 0.256 AML other m 2020-04-03T18:43:29.98
IV.SMA1.EHN. ML:0.0 0.000019185055 0.2816 AML other m 2020-04-03T18:43:30.47
IV.FIAM.HNE. ML:2.7 0.0022378265 1.5616 AML other m 2020-04-03T18:43:33.34
IV.FIAM.HNN. ML:1.4 0.00010435998999999998 0.6528 AML other m 2020-04-03T18:43:32.04
IV.TERO.HNE. ML:1.5 0.00010914856 0.6656 AML other m 2020-04-03T18:43:31.44
IV.TERO.HNN. ML:1.6 0.00015693462499999998 0.448 AML other m 2020-04-03T18:43:25.67
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