Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 09-04-2019 and time 07:24:12 (Italy) in region Costa Marchigiana Picena (Ascoli Piceno)

A magnitude ML 1.6 earthquake occured in region: Costa Marchigiana Picena (Ascoli Piceno), on

  • 09-04-2019 05:24:12 (UTC)
  • 09-04-2019 07:24:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0760, 14.0130 at 7 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.

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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
Cupra Marittima AP 14 5398 5398
Pedaso FM 14 2800 8198
Grottammare AP 15 16006 24204
Campofilone FM 16 1916 26120
Massignano AP 18 1638 27758
San Benedetto del Tronto AP 18 47303 75061
Altidona FM 18 3390 78451
Lapedona FM 20 1166 79617

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km NE of Teramo (54892 inhabitants)
63 Km N of Montesilvano (53738 inhabitants)
70 Km N of Pescara (121014 inhabitants)
72 Km SE of Ancona (100861 inhabitants)
82 Km N of Chieti (51815 inhabitants)
95 Km NE of L'Aquila (69753 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 1.6 2019-04-09
05:24:12		 43.0758 14.0128 7 2019-08-22
08:25:07		 Bollettino Sismico Italiano INGV 69969461
Reviewed
Rev100 		ML 1.6 2019-04-09
05:24:11		 43.0708 14.0198 6 2019-04-09
05:40:19		 Sala Sismica INGV-Roma 67398771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-04-09 05:24:12 ± 0.25
Latitude 43.0758 ± 0.0072
Longitude 14.0128 ± 0.0148
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 69969461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1156
Semi-minor axis of confidence ellipse (meter) 736
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 274
Circular confidence region, given by single value of horizontal uncertainty (meter) 1160.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 223
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.16912
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 69969461
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-06-27 14:58:58

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 67398771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-04-09 05:40:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SARZ.HHZ. 2019-04-09T05:26:11.45 3.0 undecidable manual Sn 4.77 0
IV.CADC.HNZ. 2019-04-09T05:26:09.91 3.0 undecidable manual Sg 11.79 0
IV.EUCT.HNZ. 2019-04-09T05:26:04.72 3.0 undecidable manual Sn -2.87 0
IV.CMDO.HHZ. 2019-04-09T05:25:56.19 3.0 undecidable manual Pg 14.2 0
IV.MSSA.HHZ. 2019-04-09T05:25:54.22 3.0 undecidable manual Sn 2.92 0
IV.NDIM.HHZ. 2019-04-09T05:25:44.96 3.0 undecidable manual Sg 6.06 0
MN.CLTB.HHZ. 2019-04-09T05:25:39.47 3.0 negative manual Pn -0.98 0
IV.MRLC.HHZ. 2019-04-09T05:25:36.22 3.0 undecidable manual Sg -0.75 0
IV.ZONE.HHZ. 2019-04-09T05:25:28.44 3.0 undecidable manual Pg 10.64 0
IV.EUCT.HNZ. 2019-04-09T05:25:26.73 3.0 undecidable manual Pg 6.72 0
IV.RIBO.EHZ.01 2019-04-09T05:25:15.52 3.0 undecidable manual Sn -1.82 0
RF.GEPF.HHZ. 2019-04-09T05:25:09.63 3.0 positive manual Pn -2.68 0
IV.PZUN.HHZ. 2019-04-09T05:25:07.00 3.0 positive manual Pg 1.07 0
IV.BDI.HHZ. 2019-04-09T05:24:59.18 3.0 positive manual Pn -0.55 0
IV.RAVA.EHZ. 2019-04-09T05:24:56.13 3.0 positive manual Pn -4.96 0
IV.EL6.EHZ. 2019-04-09T05:24:36.52 0.3 undecidable manual S 291 78.8655 50 0.12 67
IV.NRCA.HHZ. 2019-04-09T05:24:36.32 0.3 undecidable manual S 250 77.7666 50 0.22 66
IV.FDMO.HHZ. 2019-04-09T05:24:35.27 0.3 undecidable manual S 267 75.1692 50 -0.13 68
IV.MC2.EHZ. 2019-04-09T05:24:34.28 0.1 undecidable manual S 255 69.2751 50 0.44 86
IV.PIEI.HHZ. 2019-04-09T05:24:33.60 0.1 undecidable manual P 294 129.7701 50 -0.36 77
IV.MMO1.EHZ. 2019-04-09T05:24:31.39 0.3 undecidable manual S 251 58.9965 50 0.29 68
IV.MF5.EHZ. 2019-04-09T05:24:27.21 0.6 undecidable manual S 258 45.9207 50 -0.39 45
IV.CIMA.HNE. 2019-04-09T05:24:25.85 0.1 undecidable manual S 313 37.629 101 0.47 90
IV.FDMO.HHZ. 2019-04-09T05:24:25.01 0.3 undecidable manual P 267 75.1692 50 -0.53 62
IV.EL6.EHZ. 2019-04-09T05:24:25.79 0.3 undecidable manual P 291 78.8655 50 -0.32 65
IV.NRCA.HHZ. 2019-04-09T05:24:25.59 0.3 undecidable manual P 250 77.7666 50 -0.35 64
IV.VCEL.EHE. 2019-04-09T05:24:25.72 1.0 undecidable manual P 191 76.8675 50 -0.09 23
IV.MC2.EHZ. 2019-04-09T05:24:24.45 0.3 undecidable manual P 255 69.2751 50 -0.19 68
IV.AOI.HHE. 2019-04-09T05:24:23.73 0.6 undecidable manual P 328 62.1933 50 0.19 46
IV.MNTT.EHZ. 2019-04-09T05:24:23.87 0.3 undecidable manual S 268 33.8439 102 -0.22 72
IV.OFFI.HHZ. 2019-04-09T05:24:22.69 0.3 undecidable manual S 240 30.8469 104 -0.37 70
IV.MMO1.EHZ. 2019-04-09T05:24:22.90 0.6 undecidable manual P 251 58.9965 50 -0.16 46
IV.TERO.HHZ. 2019-04-09T05:24:22.99 0.3 undecidable manual P 214 60.2952 50 -0.26 68
IV.MF5.EHZ. 2019-04-09T05:24:21.39 0.1 undecidable manual P 258 45.9207 50 0.35 91
IV.CADA.HNE. 2019-04-09T05:24:20.30 0.1 undecidable manual S 303 24.2535 107 -0.56 90
IV.PP3.EHZ. 2019-04-09T05:24:20.26 3.0 undecidable manual P 0
IV.OFFI.HHZ. 2019-04-09T05:24:19.06 0.1 undecidable manual P 240 30.8469 104 0.64 86
IV.MNTT.EHZ. 2019-04-09T05:24:19.36 0.1 undecidable manual P 268 33.8439 102 0.35 93
IV.CIMA.HNE. 2019-04-09T05:24:19.98 0.1 undecidable manual P 313 37.629 101 0.23 95
IV.CADA.HNE. 2019-04-09T05:24:17.05 0.1 undecidable manual P 303 24.2535 107 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TERO.HHN. ML:1.0 0.0000182275185 0.1408 AML other m 2019-04-09T05:24:33.51
IV.TERO.HHE. ML:1.1 0.00002570312 0.2624 AML other m 2019-04-09T05:24:33.84
IV.FDMO.HHE. ML:1.8 0.000088810225 1.8016 AML other m 2019-04-09T05:24:36.95
IV.FDMO.HHN. ML:1.4 0.000033755635 0.0992 AML other m 2019-04-09T05:24:37.08
IV.NRCA.HHE. ML:1.6 0.000063271795 0.0992 AML other m 2019-04-09T05:24:37.72
IV.NRCA.HHN. ML:1.7 0.00008060740999999998 0.1216 AML other m 2019-04-09T05:24:38.04
IV.EL6.EHE. ML:1.7 0.000073538875 0.16 AML other m 2019-04-09T05:24:38.42
IV.EL6.EHN. ML:1.6 0.000058850495 0.32 AML other m 2019-04-09T05:24:39.40
IV.NRCA.HNE. ML:1.9 0.00011640539 0.5504 AML other m 2019-04-09T05:24:41.95
IV.PIEI.HHN. ML:1.5 0.00001772345 0.3392 AML other m 2019-04-09T05:24:54.14
IV.PIEI.HHE. ML:1.4 0.000017272950000000002 0.3584 AML other m 2019-04-09T05:24:55.65
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