Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 09-04-2019 and time 01:59:36 (UTC) in region Costa Marchigiana Fermana (Fermo)

A magnitude ML 1.9 earthquake occured in region: Costa Marchigiana Fermana (Fermo), on

  • 09-04-2019 01:59:36 (UTC)
  • 09-04-2019 03:59:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1310, 13.9250 at 37 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Pedaso FM 8 2800 2800
Campofilone FM 11 1916 4716
Altidona FM 11 3390 8106
Porto San Giorgio FM 12 16121 24227
Lapedona FM 13 1166 25393
Cupra Marittima AP 13 5398 30791
Massignano AP 14 1638 32429
Moresco FM 16 598 33027
Grottammare AP 16 16006 49033
Montefiore dell'Aso AP 17 2123 51156
Fermo FM 17 37655 88811
Monterubbiano FM 18 2230 91041
Ripatransone AP 20 4309 95350
Porto Sant'Elpidio FM 20 26152 121502

Municipalities with at least 50000 inhabitants

An earthquake occurred to
55 Km NE of Teramo (54892 inhabitants)
63 Km SE of Ancona (100861 inhabitants)
71 Km N of Montesilvano (53738 inhabitants)
78 Km NW of Pescara (121014 inhabitants)
89 Km N of Chieti (51815 inhabitants)
97 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 1.9 2019-04-09
01:59:36		 43.1307 13.9253 37 2019-08-22
08:25:00		 Bollettino Sismico Italiano INGV 68990751
Reviewed
Rev100 		ML 1.5 2019-04-09
01:59:36		 43.1467 13.9702 36 2019-04-09
02:20:20		 Sala Sismica INGV-Roma 67392821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-04-09 01:59:36 ± 0.36
Latitude 43.1307 ± 0.0144
Longitude 13.9253 ± 0.0246
Depth (km) 37 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 68990751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1829
Semi-minor axis of confidence ellipse (meter) 1479
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 58
Circular confidence region, given by single value of horizontal uncertainty (meter) 1830.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 224
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.66280
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 68990751
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-01 12:48:51

ML:1.5

Field Value
Value 1.5
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 67392821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-04-09 02:20:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
ST.PANI.EHZ. 2019-04-09T02:01:24.25 3.0 undecidable manual Sg 9.52 0
IV.PAOL.HHZ. 2019-04-09T02:00:44.05 3.0 undecidable manual Sg 1.84 0
IV.NRCA.HHZ. 2019-04-09T02:00:00.58 0.3 undecidable manual S 244 73.5708 54 0.78 60
IV.FDMO.HHZ. 2019-04-09T01:59:59.16 0.6 undecidable manual S 262 68.6757 54 0.42 44
IV.MC2.EHZ. 2019-04-09T01:59:58.47 0.3 undecidable manual S 248 64.491 116 0.64 58
IV.TERO.HHZ. 2019-04-09T01:59:57.42 0.6 undecidable manual S 205 62.0934 117 0.16 46
IV.MNTP.HNE. 2019-04-09T01:59:51.56 0.3 undecidable manual S 271 36.9297 132 -0.1 76
IV.CIMA.HNE. 2019-04-09T01:59:50.33 0.6 undecidable manual S 313 28.2495 140 0.28 48
IV.FDMO.HHZ. 2019-04-09T01:59:49.39 0.1 undecidable manual P 262 68.6757 54 0.03 95
IV.MNTT.EHE. 2019-04-09T01:59:49.23 0.6 undecidable manual S 254 27.75 140 -0.73 46
IV.NRCA.HHZ. 2019-04-09T01:59:49.98 0.1 undecidable manual P 244 73.5708 54 0.01 92
IV.MC2.EHZ. 2019-04-09T01:59:48.78 0.3 undecidable manual P 248 64.491 116 -0.05 72
IV.TERO.HHZ. 2019-04-09T01:59:48.29 0.1 undecidable manual P 205 62.0934 117 -0.22 92
IV.PP3.EHE. 2019-04-09T01:59:46.02 0.3 undecidable manual P 317 37.4292 131 0.69 66
IV.MNTP.HNE. 2019-04-09T01:59:45.01 0.1 undecidable manual P 271 36.9297 132 -0.26 96
IV.TRTR.HHE. 2019-04-09T01:59:45.80 0.3 undecidable manual P 181 35.8419 133 0.66 66
IV.MF5.EHE. 2019-04-09T01:59:45.68 0.1 undecidable manual P 247 40.9257 129 -0.06 100
IV.CIMA.HNE. 2019-04-09T01:59:44.48 0.3 undecidable manual P 313 28.2495 140 0.14 77
IV.OFFI.HHE. 2019-04-09T01:59:44.07 0.3 undecidable manual P 222 29.1486 139 -0.36 72
IV.MNTT.EHE. 2019-04-09T01:59:43.69 0.1 undecidable manual P 254 27.75 140 -0.6 90
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:2.1 0.00017106815 1.56 AML other m 2019-04-09T01:59:57.80
IV.TERO.HHE. ML:1.3 0.0000291574535 0.5792 AML other m 2019-04-09T01:59:58.55
IV.TERO.HHN. ML:1.3 0.000027997425 0.6608 AML other m 2019-04-09T01:59:59.35
IV.FDMO.HHE. ML:1.6 0.00005961291000000001 0.4 AML other m 2019-04-09T02:00:00.06
IV.FDMO.HHN. ML:1.2 0.000022950345 0.64 AML other m 2019-04-09T02:00:00.12
IV.TERO.HNE. ML:1.8 0.000092708965 1 AML other m 2019-04-09T02:00:08.89
IV.NRCA.HNN. ML:2.3 0.00026305565 1.1904 AML other m 2019-04-09T02:00:09.06
IV.NRCA.HHN. ML:2.2 0.00023845825000000002 0.1408 AML other m 2019-04-09T02:00:11.77
IV.NRCA.HHE. ML:2.0 0.0001414163 0.1008 AML other m 2019-04-09T02:00:11.94
IV.GAVE.EHE. ML:2.1 0.00012086233499999999 0.16 AML other m 2019-04-09T02:00:13.71
IV.GAVE.EHN. ML:2.1 0.000129863 0.1584 AML other m 2019-04-09T02:00:13.90
IV.TERO.HNN. ML:1.8 0.00008826677499999999 1 AML other m 2019-04-09T02:00:16.20
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